/********** Copyright 1999 Regents of the University of California. All rights reserved. Author: Weidong Liu and Pin Su Feb 1999 Author: 1998 Samuel Fung, Dennis Sinitsky and Stephen Tang Modified by Pin Su, Wei Jin 99/9/27 Modified by Paolo Nenzi 2002 File: b3soiddld.c 98/5/01 **********/ /* * Revision 2.1 99/9/27 Pin Su * BSIMDD2.1 release */ #include "ngspice/ngspice.h" #include "ngspice/cktdefs.h" #include "b3soidddef.h" #include "ngspice/trandefs.h" #include "ngspice/const.h" #include "ngspice/sperror.h" #include "ngspice/devdefs.h" #include "ngspice/suffix.h" #define MAX_EXP 5.834617425e14 #define MIN_EXP 1.713908431e-15 #define EXP_THRESHOLD 34.0 #define EPSOX 3.453133e-11 #define EPSSI 1.03594e-10 #define Charge_q 1.60219e-19 #define KboQ 8.617087e-5 /* Kb / q */ #define Eg300 1.115 /* energy gap at 300K */ #define DELTA_1 0.02 #define DELTA_2 0.02 #define DELTA_3 0.02 #define DELTA_4 0.02 #define DELT_Vbs0eff 0.02 #define DELT_Vbsmos 0.005 #define DELT_Vbseff 0.005 #define DELT_Xcsat 0.2 #define DELT_Vbs0dio 1e-7 #define DELTA_VFB 0.02 #define DELTA_Vcscv 0.0004 #define DELT_Vbsdio 0.01 #define CONST_2OV3 0.6666666666 #define OFF_Vbsdio 2e-2 #define OFF_Vbs0_dio 2.02e-2 #define QEX_FACT 20 /* B3SOIDDSmartVbs(Vbs, Old, here, check) * Smart Vbs guess. */ static double B3SOIDDSmartVbs(double New, double Old, B3SOIDDinstance *here, CKTcircuit *ckt, int *check) { NG_IGNORE(Old); NG_IGNORE(check); /* only do it for floating body and DC */ if (here->B3SOIDDfloat && (ckt->CKTmode & (MODEDC | MODEDCOP))) { /* Vbs cannot be negative in DC */ if (New < 0.0) New = 0.0; } return(New); } /* B3SOIDDlimit(vnew,vold) * limits the per-iteration change of any absolute voltage value */ static double B3SOIDDlimit(double vnew, double vold, double limit, int *check) { double T0, T1; if (isnan (vnew) || isnan (vold)) { fprintf(stderr, "Alberto says: YOU TURKEY! The limiting function received NaN.\n"); fprintf(stderr, "New prediction returns to 0.0!\n"); vnew = 0.0; *check = 1; } T0 = vnew - vold; T1 = fabs(T0); if (T1 > limit) { if (T0 > 0.0) vnew = vold + limit; else vnew = vold - limit; *check = 1; } return vnew; } int B3SOIDDload(GENmodel *inModel, CKTcircuit *ckt) { B3SOIDDmodel *model = (B3SOIDDmodel*)inModel; B3SOIDDinstance *here; int selfheat; double Gmin; double ag0, qgd, qgs, von, cbhat, VgstNVt, ExpVgst = 0.0; double cdhat, cdreq, ceqbd, ceqbs, ceqqb, ceqqd, ceqqg, ceq, geq; double arg; double delvbd, delvbs, delvds, delvgd, delvgs; double Vfbeff, dVfbeff_dVd, dVfbeff_dVb, V3, V4; double PhiBSWG, MJSWG; double gcgdb, gcggb, gcgsb, gcgeb, gcgT; double gcsdb, gcsgb, gcssb, gcseb, gcsT; double gcddb, gcdgb, gcdsb, gcdeb, gcdT; double gcbdb, gcbgb, gcbsb, gcbeb, gcbT; double gcedb, gcegb, gcesb, gceeb, gceT; double gcTt, gTtg, gTtb, gTte, gTtdp, gTtt, gTtsp; double vbd, vbs, vds, vgb, vgd, vgs, vgdo; #ifndef PREDICTOR double xfact; #endif double vg, vd, vs, vp, ve, vb; double Vds, Vgs, Vbs, Gmbs, FwdSum, RevSum; double Vgs_eff, Vfb, dVfb_dVb, dVfb_dVd, dVfb_dT; double Phis, dPhis_dVb, sqrtPhis, dsqrtPhis_dVb, Vth = 0.0; double dVth_dVb, dVth_dVd, dVth_dT; double Vgst, dVgs_eff_dVg; double n, dn_dVb, Vtm; double ExpArg, V0; double ueff = 0.0, dueff_dVg, dueff_dVd, dueff_dVb, dueff_dT; double Esat, Vdsat = 0.0; double EsatL, dEsatL_dVg, dEsatL_dVd, dEsatL_dVb, dEsatL_dT; double dVdsat_dVg, dVdsat_dVb, dVdsat_dVd, dVdsat_dT, Vasat; double dVasat_dVg, dVasat_dVb, dVasat_dVd, dVasat_dT; double Va, dVa_dVd, dVa_dVg, dVa_dVb, dVa_dT; double Vbseff, dVbseff_dVb; double One_Third_CoxWL, Two_Third_CoxWL, CoxWL; double T0, dT0_dVg, dT0_dVd, dT0_dVb, dT0_dVc, dT0_dVe, dT0_dT; double T1, dT1_dVg, dT1_dVd, dT1_dVb, dT1_dVc, dT1_dVe, dT1_dT; double T2, dT2_dVg, dT2_dVd, dT2_dVb, dT2_dVc, dT2_dVe, dT2_dT; double T3, dT3_dVg, dT3_dVd, dT3_dVb, dT3_dVc, dT3_dVe, dT3_dT; double T4, dT4_dVg, dT4_dVd, dT4_dVb, dT4_dVc, dT4_dVe, dT4_dT; double T5, dT5_dVg, dT5_dVd, dT5_dVb, dT5_dVc, dT5_dVe, dT5_dT; double T6, dT6_dVg, dT6_dVd, dT6_dVb, dT6_dVc, dT6_dVe, dT6_dT; double T7; double T8; double T9; double T10; double T11, T12; double Abulk, dAbulk_dVb, Abulk0, dAbulk0_dVb; double VACLM, dVACLM_dVg, dVACLM_dVd, dVACLM_dVb, dVACLM_dT; double VADIBL, dVADIBL_dVg, dVADIBL_dVd, dVADIBL_dVb, dVADIBL_dT; double Xdep, dXdep_dVb, lt1, dlt1_dVb, ltw, dltw_dVb; double Delt_vth, dDelt_vth_dVb, dDelt_vth_dT; double Theta0, dTheta0_dVb; double TempRatio, tmp1, tmp2, tmp3, tmp4; double DIBL_Sft, dDIBL_Sft_dVd, Lambda, dLambda_dVg; double a1; double Vgsteff = 0.0, dVgsteff_dVg, dVgsteff_dVd, dVgsteff_dVb; double dVgsteff_dVe, dVgsteff_dT; double Vdseff = 0.0, dVdseff_dVg, dVdseff_dVd, dVdseff_dVb, dVdseff_dT; double VdseffCV, dVdseffCV_dVg, dVdseffCV_dVd, dVdseffCV_dVb; double diffVds; double dAbulk_dVg, dn_dVd ; double beta, dbeta_dVg, dbeta_dVd, dbeta_dVb, dbeta_dT; double gche, dgche_dVg, dgche_dVd, dgche_dVb, dgche_dT; double fgche1, dfgche1_dVg, dfgche1_dVd, dfgche1_dVb, dfgche1_dT; double fgche2, dfgche2_dVg, dfgche2_dVd, dfgche2_dVb, dfgche2_dT; double Idl, dIdl_dVg, dIdl_dVd, dIdl_dVb, dIdl_dT; double Ids = 0.0, Gm, Gds = 0.0, Gmb; double CoxWovL; double Rds, dRds_dVg, dRds_dVb, dRds_dT, WVCox, WVCoxRds; double Vgst2Vtm, dVgst2Vtm_dT, VdsatCV, dVdsatCV_dVg, dVdsatCV_dVb; double Leff, Weff, dWeff_dVg, dWeff_dVb; double AbulkCV, dAbulkCV_dVb; double qgdo, qgso, cgdo, cgso; double dxpart, sxpart; struct b3soiddSizeDependParam *pParam; int ByPass, Check, ChargeComputationNeeded = 0, error; double gbbsp, gbbdp, gbbg, gbbb, gbbe, gbbp, gbbT; double gddpsp, gddpdp, gddpg, gddpb, gddpe, gddpT; double gsspsp, gsspdp, gsspg, gsspb, gsspe, gsspT; double Gbpbs, Gbpgs, Gbpds, Gbpes, Gbpps, GbpT; double ves, ved, veb, vge = 0.0, delves, vedo, delved; double vps, vpd, Vps, delvps; double Vbd, Ves, Vesfb, sqrtXdep, DeltVthtemp, dDeltVthtemp_dT; double Vbp, dVbp_dVp, dVbp_dVb, dVbp_dVg, dVbp_dVd, dVbp_dVe, dVbp_dT; double Vpsdio, dVpsdio_dVg, dVpsdio_dVd, dVpsdio_dVe, dVpsdio_dVp, dVpsdio_dT; double DeltVthw, dDeltVthw_dVb, dDeltVthw_dT; double dVbseff_dVd, dVbseff_dVe, dVbseff_dT; double dVdsat_dVc, dVasat_dVc, dVACLM_dVc, dVADIBL_dVc, dVa_dVc; double dfgche1_dVc, dfgche2_dVc, dgche_dVc, dVdseff_dVc, dIdl_dVc; double Gm0, Gds0, Gmb0, GmT0, Gmc, Gme, GmT, dVbseff_dVg; double dDIBL_Sft_dVb, BjtA, dBjtA_dVd; double diffVdsii ; double Idgidl = 0.0, Gdgidld, Gdgidlg, Isgidl = 0.0, Gsgidlg; double Gjsd, Gjsb, GjsT, Gjdd, Gjdb, GjdT; double Ibp = 0.0, Iii = 0.0, Giid, Giig, Giib, Giie, GiiT, Gcd, Gcb, GcT; double ceqbody, ceqbodcon = 0.0; double gppg = 0.0, gppdp = 0.0, gppb = 0.0, gppe = 0.0, gppp = 0.0; double gppsp = 0.0, gppT; double delTemp, deldelTemp, Temp; double ceqth, ceqqth; double K1; double qjs = 0.0, gcjsbs, gcjsT; double qjd = 0.0, gcjdbs, gcjdds, gcjdT; double qge; double ceqqe; double ni, Eg, Cbox, Nfb, CboxWL; double cjsbs; double Qbf0, Qsicv, dVfbeff_dVrg, Cbe = 0.0; double qinv = 0.0, qgate = 0.0, qbody = 0.0, qdrn = 0.0, qsrc, qsub = 0.0; double cqgate, cqbody = 0.0, cqdrn = 0.0, cqsub, cqtemp; double Cgg, Cgd, Cgb, Cge; double Csg, Csd, Csb, Cse, Cbg = 0.0, Cbd = 0.0, Cbb = 0.0; double Cgg1, Cgb1, Cgd1, Csg1, Csd1, Csb1; double Vbs0t = 0.0, dVbs0t_dT ; double Vbs0 = 0.0 ,dVbs0_dVe, dVbs0_dT; double Vbs0eff = 0.0 ,dVbs0eff_dVg ,dVbs0eff_dVd ,dVbs0eff_dVe, dVbs0eff_dT; double Vbs0teff = 0.0,dVbs0teff_dVg ,dVbs0teff_dVd, dVbs0teff_dVe; double dVbs0teff_dT; double Vbsdio = 0.0, dVbsdio_dVg, dVbsdio_dVd, dVbsdio_dVe, dVbsdio_dVb; double dVbsdio_dT; double Vthfd = 0.0 ,dVthfd_dVd ,dVthfd_dVe, dVthfd_dT; double Vbs0mos = 0.0 ,dVbs0mos_dVe, dVbs0mos_dT; double Vbsmos ,dVbsmos_dVg ,dVbsmos_dVb ,dVbsmos_dVd, dVbsmos_dVe, dVbsmos_dT; double Abeff ,dAbeff_dVg ,dAbeff_dVb, dAbeff_dVc; double Vcs ,dVcs_dVg ,dVcs_dVb ,dVcs_dVd ,dVcs_dVe, dVcs_dT; double Xcsat = 0.0, dXcsat_dVg, dXcsat_dVc; double Vdsatii ,dVdsatii_dVg ,dVdsatii_dVd, dVdsatii_dVb, dVdsatii_dT; double Vdseffii ,dVdseffii_dVg ,dVdseffii_dVd, dVdseffii_dVb, dVdseffii_dT; double VcsCV = 0.0 ,dVcsCV_dVg = 0.0 ,dVcsCV_dVb = 0.0; double dVcsCV_dVd = 0.0 ,dVcsCV_dVc = 0.0; double VdsCV = 0.0 ,dVdsCV_dVg = 0.0 ,dVdsCV_dVb = 0.0; double dVdsCV_dVd = 0.0 ,dVdsCV_dVc = 0.0; double Phisc ,dPhisc_dVg ,dPhisc_dVb ,dPhisc_dVd, dPhisc_dVc; double Phisd ,dPhisd_dVg ,dPhisd_dVb ,dPhisd_dVd, dPhisd_dVc; double sqrtPhisc; double sqrtPhisd; double Xc = 0.0 ,dXc_dVg = 0.0 ,dXc_dVb = 0.0 ,dXc_dVd = 0.0 ,dXc_dVc = 0.0; double Ibjt = 0.0 ,dIbjt_dVb ,dIbjt_dVd ,dIbjt_dT = 0.0; double Ibs1 ,dIbs1_dVb ,dIbs1_dT = 0.0; double Ibs2 ,dIbs2_dVb ,dIbs2_dT = 0.0; double Ibs3 ,dIbs3_dVb ,dIbs3_dVd, dIbs3_dT = 0.0; double Ibs4 ,dIbs4_dVb ,dIbs4_dT = 0.0; double Ibd1 ,dIbd1_dVb ,dIbd1_dVd ,dIbd1_dT = 0.0; double Ibd2 ,dIbd2_dVb ,dIbd2_dVd ,dIbd2_dT = 0.0; double Ibd3 ,dIbd3_dVb ,dIbd3_dVd ,dIbd3_dT = 0.0; double Ibd4 ,dIbd4_dVb ,dIbd4_dVd ,dIbd4_dT = 0.0; double ExpVbs1, dExpVbs1_dVb, dExpVbs1_dT = 0.0; double ExpVbs2, dExpVbs2_dVb, dExpVbs2_dT = 0.0; double ExpVbs4 = 0.0, dExpVbs4_dVb = 0.0, dExpVbs4_dT = 0.0; double ExpVbd1, dExpVbd1_dVb, dExpVbd1_dT = 0.0; double ExpVbd2, dExpVbd2_dVb, dExpVbd2_dT = 0.0; double ExpVbd4 = 0.0, dExpVbd4_dVb = 0.0, dExpVbd4_dT = 0.0; double WTsi, NVtm1, NVtm2; double Ic = 0.0; double Ibs = 0.0; double Ibd = 0.0; double Nomi ,dNomi_dVg ,dNomi_dVb ,dNomi_dVd ,dNomi_dVc; double Denomi ,dDenomi_dVg ,dDenomi_dVd ,dDenomi_dVb ,dDenomi_dVc, dDenomi_dT; double Qbf = 0.0 ,dQbf_dVg = 0.0 ,dQbf_dVb = 0.0 ,dQbf_dVd = 0.0; double dQbf_dVc = 0.0 ,dQbf_dVe = 0.0; double Qsubs1 = 0.0 ,dQsubs1_dVg ,dQsubs1_dVb ,dQsubs1_dVd ,dQsubs1_dVc; double Qsubs2 = 0.0 ,dQsubs2_dVg ,dQsubs2_dVb ,dQsubs2_dVd ,dQsubs2_dVc ,dQsubs2_dVe; double Qsub0 = 0.0 ,dQsub0_dVg ,dQsub0_dVb ,dQsub0_dVd ; double Qac0 = 0.0 ,dQac0_dVb ,dQac0_dVd; double Qdep0 ,dQdep0_dVb; double Qe1 = 0.0 , dQe1_dVg ,dQe1_dVb, dQe1_dVd, dQe1_dVe, dQe1_dT; double Ce1g ,Ce1b ,Ce1d ,Ce1e, Ce1T; double Ce2g ,Ce2b ,Ce2d ,Ce2e, Ce2T; double Qe2 = 0.0 , dQe2_dVg ,dQe2_dVb, dQe2_dVd, dQe2_dVe, dQe2_dT; double dQbf_dVrg = 0.0, dQac0_dVrg, dQsub0_dVrg; double dQsubs2_dVrg, dQbf0_dVe, dQbf0_dT; /* for self-heating */ double vbi, vfbb, phi, sqrtPhi, Xdep0, jbjt, jdif, jrec, jtun, u0temp, vsattemp; double rds0, ua, ub, uc; double dvbi_dT, dvfbb_dT, djbjt_dT, djdif_dT, djrec_dT, djtun_dT, du0temp_dT; double dvsattemp_dT, drds0_dT, dua_dT, dub_dT, duc_dT, dni_dT, dVtm_dT; double dVfbeff_dT, dQac0_dT, dQsub0_dT; double dQbf_dT = 0.0, dVdsCV_dT = 0.0, dPhisd_dT; double dNomi_dT, dXc_dT = 0.0, dQsubs1_dT, dQsubs2_dT; double dVcsCV_dT = 0.0, dPhisc_dT, dQsicv_dT; double CbT, CsT, CgT; double Qex, dQex_dVg, dQex_dVb, dQex_dVd, dQex_dVe, dQex_dT; /* clean up last */ FILE *fpdebug = NULL; /* end clean up */ int nandetect; static int nanfound = 0; char nanmessage [12]; double m; for (; model != NULL; model = model->B3SOIDDnextModel) { for (here = model->B3SOIDDinstances; here != NULL; here = here->B3SOIDDnextInstance) { Check = 0; ByPass = 0; selfheat = (model->B3SOIDDshMod == 1) && (here->B3SOIDDrth0 != 0.0); pParam = here->pParam; if (here->B3SOIDDdebugMod > 3) { if (model->B3SOIDDtype > 0) fpdebug = fopen("b3soiddn.log", "a"); else fpdebug = fopen("b3soiddp.log", "a"); fprintf(fpdebug, "******* Time : %.5e ******* Device: %s Iteration: %d\n", ckt->CKTtime, here->B3SOIDDname, here->B3SOIDDiterations); } if ((ckt->CKTmode & MODEINITSMSIG)) { vbs = *(ckt->CKTstate0 + here->B3SOIDDvbs); vgs = *(ckt->CKTstate0 + here->B3SOIDDvgs); ves = *(ckt->CKTstate0 + here->B3SOIDDves); vps = *(ckt->CKTstate0 + here->B3SOIDDvps); vds = *(ckt->CKTstate0 + here->B3SOIDDvds); delTemp = *(ckt->CKTstate0 + here->B3SOIDDdeltemp); vg = *(ckt->CKTrhsOld + here->B3SOIDDgNode); vd = *(ckt->CKTrhsOld + here->B3SOIDDdNodePrime); vs = *(ckt->CKTrhsOld + here->B3SOIDDsNodePrime); vp = *(ckt->CKTrhsOld + here->B3SOIDDpNode); ve = *(ckt->CKTrhsOld + here->B3SOIDDeNode); vb = *(ckt->CKTrhsOld + here->B3SOIDDbNode); if (here->B3SOIDDdebugMod > 2) { fprintf(fpdebug, "... INIT SMSIG ...\n"); } if (here->B3SOIDDdebugMod > 0) { fprintf(stderr,"DC op. point converge with %d iterations\n", here->B3SOIDDiterations); } } else if ((ckt->CKTmode & MODEINITTRAN)) { vbs = *(ckt->CKTstate1 + here->B3SOIDDvbs); vgs = *(ckt->CKTstate1 + here->B3SOIDDvgs); ves = *(ckt->CKTstate1 + here->B3SOIDDves); vps = *(ckt->CKTstate1 + here->B3SOIDDvps); vds = *(ckt->CKTstate1 + here->B3SOIDDvds); delTemp = *(ckt->CKTstate1 + here->B3SOIDDdeltemp); vg = *(ckt->CKTrhsOld + here->B3SOIDDgNode); vd = *(ckt->CKTrhsOld + here->B3SOIDDdNodePrime); vs = *(ckt->CKTrhsOld + here->B3SOIDDsNodePrime); vp = *(ckt->CKTrhsOld + here->B3SOIDDpNode); ve = *(ckt->CKTrhsOld + here->B3SOIDDeNode); vb = *(ckt->CKTrhsOld + here->B3SOIDDbNode); if (here->B3SOIDDdebugMod > 2) { fprintf(fpdebug, "... Init Transient ....\n"); } if (here->B3SOIDDdebugMod > 0) { fprintf(stderr, "Transient operation point converge with %d iterations\n", here->B3SOIDDiterations); } here->B3SOIDDiterations = 0; } else if ((ckt->CKTmode & MODEINITJCT) && !here->B3SOIDDoff) { vds = model->B3SOIDDtype * here->B3SOIDDicVDS; vgs = model->B3SOIDDtype * here->B3SOIDDicVGS; ves = model->B3SOIDDtype * here->B3SOIDDicVES; vbs = model->B3SOIDDtype * here->B3SOIDDicVBS; vps = model->B3SOIDDtype * here->B3SOIDDicVPS; vg = vd = vs = vp = ve = 0.0; here->B3SOIDDiterations = 0; /* initialize iteration number */ delTemp = 0.0; here->B3SOIDDphi = pParam->B3SOIDDphi; if (here->B3SOIDDdebugMod > 2) fprintf(fpdebug, "... INIT JCT ...\n"); if ((vds == 0.0) && (vgs == 0.0) && (vbs == 0.0) && ((ckt->CKTmode & (MODETRAN | MODEAC|MODEDCOP | MODEDCTRANCURVE)) || (!(ckt->CKTmode & MODEUIC)))) { vbs = 0.0; vgs = model->B3SOIDDtype*0.1 + pParam->B3SOIDDvth0; vds = 0.0; ves = 0.0; vps = 0.0; } } else if ((ckt->CKTmode & (MODEINITJCT | MODEINITFIX)) && (here->B3SOIDDoff)) { delTemp = vps = vbs = vgs = vds = ves = 0.0; vg = vd = vs = vp = ve = 0.0; here->B3SOIDDiterations = 0; /* initialize iteration number */ } else { #ifndef PREDICTOR if ((ckt->CKTmode & MODEINITPRED)) { xfact = ckt->CKTdelta / ckt->CKTdeltaOld[1]; *(ckt->CKTstate0 + here->B3SOIDDvbs) = *(ckt->CKTstate1 + here->B3SOIDDvbs); vbs = (1.0 + xfact)* (*(ckt->CKTstate1 + here->B3SOIDDvbs)) - (xfact * (*(ckt->CKTstate2 + here->B3SOIDDvbs))); *(ckt->CKTstate0 + here->B3SOIDDvgs) = *(ckt->CKTstate1 + here->B3SOIDDvgs); vgs = (1.0 + xfact)* (*(ckt->CKTstate1 + here->B3SOIDDvgs)) - (xfact * (*(ckt->CKTstate2 + here->B3SOIDDvgs))); *(ckt->CKTstate0 + here->B3SOIDDves) = *(ckt->CKTstate1 + here->B3SOIDDves); ves = (1.0 + xfact)* (*(ckt->CKTstate1 + here->B3SOIDDves)) - (xfact * (*(ckt->CKTstate2 + here->B3SOIDDves))); *(ckt->CKTstate0 + here->B3SOIDDvps) = *(ckt->CKTstate1 + here->B3SOIDDvps); vps = (1.0 + xfact)* (*(ckt->CKTstate1 + here->B3SOIDDvps)) - (xfact * (*(ckt->CKTstate2 + here->B3SOIDDvps))); *(ckt->CKTstate0 + here->B3SOIDDvds) = *(ckt->CKTstate1 + here->B3SOIDDvds); vds = (1.0 + xfact)* (*(ckt->CKTstate1 + here->B3SOIDDvds)) - (xfact * (*(ckt->CKTstate2 + here->B3SOIDDvds))); *(ckt->CKTstate0 + here->B3SOIDDvbd) = *(ckt->CKTstate0 + here->B3SOIDDvbs) - *(ckt->CKTstate0 + here->B3SOIDDvds); *(ckt->CKTstate0 + here->B3SOIDDvg) = *(ckt->CKTstate1 + here->B3SOIDDvg); *(ckt->CKTstate0 + here->B3SOIDDvd) = *(ckt->CKTstate1 + here->B3SOIDDvd); *(ckt->CKTstate0 + here->B3SOIDDvs) = *(ckt->CKTstate1 + here->B3SOIDDvs); *(ckt->CKTstate0 + here->B3SOIDDvp) = *(ckt->CKTstate1 + here->B3SOIDDvp); *(ckt->CKTstate0 + here->B3SOIDDve) = *(ckt->CKTstate1 + here->B3SOIDDve); /* Only predict ve */ ve = (1.0 + xfact)* (*(ckt->CKTstate1 + here->B3SOIDDve)) - (xfact * (*(ckt->CKTstate2 + here->B3SOIDDve))); /* Then update vg, vs, vb, vd, vp base on ve */ vs = ve - model->B3SOIDDtype * ves; vg = model->B3SOIDDtype * vgs + vs; vd = model->B3SOIDDtype * vds + vs; vb = model->B3SOIDDtype * vbs + vs; vp = model->B3SOIDDtype * vps + vs; delTemp = (1.0 + xfact)* (*(ckt->CKTstate1 + here->B3SOIDDdeltemp))-(xfact * (*(ckt->CKTstate2 + here->B3SOIDDdeltemp))); if (selfheat) { here->B3SOIDDphi = 2.0 * here->B3SOIDDvtm * log (pParam->B3SOIDDnpeak / here->B3SOIDDni); } if (here->B3SOIDDdebugMod > 0) { fprintf(stderr, "Time = %.6e converge with %d iterations\n", ckt->CKTtime, here->B3SOIDDiterations); } if (here->B3SOIDDdebugMod > 2) { fprintf(fpdebug, "... PREDICTOR calculation ....\n"); } here->B3SOIDDiterations = 0; } else { #endif /* PREDICTOR */ vg = B3SOIDDlimit(*(ckt->CKTrhsOld + here->B3SOIDDgNode), *(ckt->CKTstate0 + here->B3SOIDDvg), 3.0, &Check); vd = B3SOIDDlimit(*(ckt->CKTrhsOld + here->B3SOIDDdNodePrime), *(ckt->CKTstate0 + here->B3SOIDDvd), 3.0, &Check); vs = B3SOIDDlimit(*(ckt->CKTrhsOld + here->B3SOIDDsNodePrime), *(ckt->CKTstate0 + here->B3SOIDDvs), 3.0, &Check); vp = B3SOIDDlimit(*(ckt->CKTrhsOld + here->B3SOIDDpNode), *(ckt->CKTstate0 + here->B3SOIDDvp), 3.0, &Check); ve = B3SOIDDlimit(*(ckt->CKTrhsOld + here->B3SOIDDeNode), *(ckt->CKTstate0 + here->B3SOIDDve), 3.0, &Check); delTemp = *(ckt->CKTrhsOld + here->B3SOIDDtempNode); vbs = model->B3SOIDDtype * (*(ckt->CKTrhsOld+here->B3SOIDDbNode) - *(ckt->CKTrhsOld+here->B3SOIDDsNodePrime)); vps = model->B3SOIDDtype * (vp - vs); vgs = model->B3SOIDDtype * (vg - vs); ves = model->B3SOIDDtype * (ve - vs); vds = model->B3SOIDDtype * (vd - vs); if (here->B3SOIDDdebugMod > 2) { fprintf(fpdebug, "... DC calculation ....\n"); fprintf(fpdebug, "Vg = %.10f; Vb = %.10f; Vs = %.10f\n", *(ckt->CKTrhsOld + here->B3SOIDDgNode), *(ckt->CKTrhsOld + here->B3SOIDDbNode), *(ckt->CKTrhsOld + here->B3SOIDDsNode)); fprintf(fpdebug, "Vd = %.10f; Vsp = %.10f; Vdp = %.10f\n", *(ckt->CKTrhsOld + here->B3SOIDDdNode), *(ckt->CKTrhsOld + here->B3SOIDDsNodePrime), *(ckt->CKTrhsOld + here->B3SOIDDdNodePrime)); fprintf(fpdebug, "Ve = %.10f; Vp = %.10f; delTemp = %.10f\n", *(ckt->CKTrhsOld + here->B3SOIDDeNode), *(ckt->CKTrhsOld + here->B3SOIDDpNode), *(ckt->CKTrhsOld + here->B3SOIDDtempNode)); } #ifndef PREDICTOR } #endif /* PREDICTOR */ vbd = vbs - vds; vgd = vgs - vds; ved = ves - vds; vgdo = *(ckt->CKTstate0 + here->B3SOIDDvgs) - *(ckt->CKTstate0 + here->B3SOIDDvds); vedo = *(ckt->CKTstate0 + here->B3SOIDDves) - *(ckt->CKTstate0 + here->B3SOIDDvds); delvbs = vbs - *(ckt->CKTstate0 + here->B3SOIDDvbs); delvbd = vbd - *(ckt->CKTstate0 + here->B3SOIDDvbd); delvgs = vgs - *(ckt->CKTstate0 + here->B3SOIDDvgs); delves = ves - *(ckt->CKTstate0 + here->B3SOIDDves); delvps = vps - *(ckt->CKTstate0 + here->B3SOIDDvps); deldelTemp = delTemp - *(ckt->CKTstate0 + here->B3SOIDDdeltemp); delvds = vds - *(ckt->CKTstate0 + here->B3SOIDDvds); delvgd = vgd - vgdo; delved = ved - vedo; if (here->B3SOIDDmode >= 0) { cdhat = here->B3SOIDDcd + (here->B3SOIDDgm-here->B3SOIDDgjdg) * delvgs + (here->B3SOIDDgds - here->B3SOIDDgjdd) * delvds + (here->B3SOIDDgmbs - here->B3SOIDDgjdb) * delvbs + (here->B3SOIDDgme - here->B3SOIDDgjde) * delves + (here->B3SOIDDgmT - here->B3SOIDDgjdT) * deldelTemp; } else { cdhat = here->B3SOIDDcd + (here->B3SOIDDgm-here->B3SOIDDgjdg) * delvgd - (here->B3SOIDDgds - here->B3SOIDDgjdd) * delvds + (here->B3SOIDDgmbs - here->B3SOIDDgjdb) * delvbd + (here->B3SOIDDgme - here->B3SOIDDgjde) * delved + (here->B3SOIDDgmT - here->B3SOIDDgjdT) * deldelTemp; } cbhat = here->B3SOIDDcb + here->B3SOIDDgbgs * delvgs + here->B3SOIDDgbbs * delvbs + here->B3SOIDDgbds * delvds + here->B3SOIDDgbes * delves + here->B3SOIDDgbps * delvps + here->B3SOIDDgbT * deldelTemp; #ifndef NOBYPASS /* following should be one big if connected by && all over * the place, but some C compilers can't handle that, so * we split it up here to let them digest it in stages */ if (here->B3SOIDDdebugMod > 3) { fprintf(fpdebug, "Convergent Criteria : vbs %d vds %d vgs %d ves %d vps %d temp %d\n", ((fabs(delvbs) < (ckt->CKTreltol * MAX(fabs(vbs), fabs(*(ckt->CKTstate0+here->B3SOIDDvbs))) + ckt->CKTvoltTol))) ? 1 : 0, ((fabs(delvds) < (ckt->CKTreltol * MAX(fabs(vds), fabs(*(ckt->CKTstate0+here->B3SOIDDvds))) + ckt->CKTvoltTol))) ? 1 : 0, ((fabs(delvgs) < (ckt->CKTreltol * MAX(fabs(vgs), fabs(*(ckt->CKTstate0+here->B3SOIDDvgs))) + ckt->CKTvoltTol))) ? 1 : 0, ((fabs(delves) < (ckt->CKTreltol * MAX(fabs(ves), fabs(*(ckt->CKTstate0+here->B3SOIDDves))) + ckt->CKTvoltTol))) ? 1 : 0, ((fabs(delvps) < (ckt->CKTreltol * MAX(fabs(vps), fabs(*(ckt->CKTstate0+here->B3SOIDDvps))) + ckt->CKTvoltTol))) ? 1 : 0, ((fabs(deldelTemp) < (ckt->CKTreltol * MAX(fabs(delTemp), fabs(*(ckt->CKTstate0+here->B3SOIDDdeltemp))) + ckt->CKTvoltTol*1e4))) ? 1 : 0); fprintf(fpdebug, "delCd %.4e, delCb %.4e\n", fabs(cdhat - here->B3SOIDDcd) , fabs(cbhat - here->B3SOIDDcb)); } if ((!(ckt->CKTmode & MODEINITPRED)) && (ckt->CKTbypass) && Check == 0) if ((fabs(delvbs) < (ckt->CKTreltol * MAX(fabs(vbs), fabs(*(ckt->CKTstate0+here->B3SOIDDvbs))) + ckt->CKTvoltTol)) ) if ((fabs(delvbd) < (ckt->CKTreltol * MAX(fabs(vbd), fabs(*(ckt->CKTstate0+here->B3SOIDDvbd))) + ckt->CKTvoltTol)) ) if ((fabs(delvgs) < (ckt->CKTreltol * MAX(fabs(vgs), fabs(*(ckt->CKTstate0+here->B3SOIDDvgs))) + ckt->CKTvoltTol))) if ((fabs(delves) < (ckt->CKTreltol * MAX(fabs(ves), fabs(*(ckt->CKTstate0+here->B3SOIDDves))) + ckt->CKTvoltTol))) if ( (here->B3SOIDDbodyMod == 0) || (here->B3SOIDDbodyMod == 2) || (fabs(delvps) < (ckt->CKTreltol * MAX(fabs(vps), fabs(*(ckt->CKTstate0+here->B3SOIDDvps))) + ckt->CKTvoltTol)) ) if ( (here->B3SOIDDtempNode == 0) || (fabs(deldelTemp) < (ckt->CKTreltol * MAX(fabs(delTemp), fabs(*(ckt->CKTstate0+here->B3SOIDDdeltemp))) + ckt->CKTvoltTol*1e4))) if ((fabs(delvds) < (ckt->CKTreltol * MAX(fabs(vds), fabs(*(ckt->CKTstate0+here->B3SOIDDvds))) + ckt->CKTvoltTol))) if ((fabs(cdhat - here->B3SOIDDcd) < ckt->CKTreltol * MAX(fabs(cdhat),fabs(here->B3SOIDDcd)) + ckt->CKTabstol)) if ((fabs(cbhat - here->B3SOIDDcb) < ckt->CKTreltol * MAX(fabs(cbhat),fabs(here->B3SOIDDcb)) + ckt->CKTabstol) ) { /* bypass code */ vbs = *(ckt->CKTstate0 + here->B3SOIDDvbs); vbd = *(ckt->CKTstate0 + here->B3SOIDDvbd); vgs = *(ckt->CKTstate0 + here->B3SOIDDvgs); ves = *(ckt->CKTstate0 + here->B3SOIDDves); vps = *(ckt->CKTstate0 + here->B3SOIDDvps); vds = *(ckt->CKTstate0 + here->B3SOIDDvds); delTemp = *(ckt->CKTstate0 + here->B3SOIDDdeltemp); /* calculate Vds for temperature conductance calculation in bypass (used later when filling Temp node matrix) */ Vds = here->B3SOIDDmode > 0 ? vds : -vds; vgd = vgs - vds; vgb = vgs - vbs; veb = ves - vbs; if (here->B3SOIDDdebugMod > 2) { fprintf(stderr, "Bypass for %s...\n", here->B3SOIDDname); fprintf(fpdebug, "... By pass ....\n"); fprintf(fpdebug, "vgs=%.4f, vds=%.4f, vbs=%.4f, ", vgs, vds, vbs); fprintf(fpdebug, "ves=%.4f, vps=%.4f\n", ves, vps); } if ((ckt->CKTmode & (MODETRAN | MODEAC)) || ((ckt->CKTmode & MODETRANOP) && (ckt->CKTmode & MODEUIC))) { ByPass = 1; goto line755; } else { goto line850; } } #endif /*NOBYPASS*/ von = here->B3SOIDDvon; if ((here->B3SOIDDdebugMod > 1) || (here->B3SOIDDdebugMod == -1)) { here->B3SOIDDdum1 = here->B3SOIDDdum2 = here->B3SOIDDdum3 = 0.0; here->B3SOIDDdum4 = here->B3SOIDDdum5 = 0.0; Qac0 = Qsub0 = Qsubs1 = Qsubs2 = Qbf = Qe1 = Qe2 = 0.0; qjs = qjd = Cbg = Cbb = Cbd = Cbe = Xc = qdrn = qgate = 0.0; qbody = qsub = 0.0; } if (here->B3SOIDDdebugMod > 2) { fprintf(fpdebug, "Limited : vgs = %.8f\n", vgs); fprintf(fpdebug, "Limited : vds = %.8f\n", vds); } if (*(ckt->CKTstate0 + here->B3SOIDDvds) >= 0.0) T0 = *(ckt->CKTstate0 + here->B3SOIDDvbs); else T0 = *(ckt->CKTstate0 + here->B3SOIDDvbd); if (here->B3SOIDDdebugMod > 2) fprintf(fpdebug, "Before lim : vbs = %.8f, after = ", T0); if (vds >= 0.0) { vbs = B3SOIDDlimit(vbs, T0, 0.2, &Check); vbs = B3SOIDDSmartVbs(vbs, T0, here, ckt, &Check); vbd = vbs - vds; vb = model->B3SOIDDtype * vbs + vs; if (here->B3SOIDDdebugMod > 2) fprintf(fpdebug, "%.8f\n", vbs); } else { vbd = B3SOIDDlimit(vbd, T0, 0.2, &Check); vbd = B3SOIDDSmartVbs(vbd, T0, here, ckt, &Check); vbs = vbd + vds; vb = model->B3SOIDDtype * vbs + vd; if (here->B3SOIDDdebugMod > 2) fprintf(fpdebug, "%.8f\n", vbd); } delTemp =B3SOIDDlimit(delTemp, *(ckt->CKTstate0 + here->B3SOIDDdeltemp),5.0,&Check); } /* Calculate temperature dependent values for self-heating effect */ Temp = delTemp + ckt->CKTtemp; /* for debugging Temp = ckt->CKTtemp; selfheat = 1; if (here->B3SOIDDname[1] == '2') { Temp += 0.01; } */ TempRatio = Temp / model->B3SOIDDtnom; if (selfheat) { Vtm = KboQ * Temp; T0 = 1108.0 + Temp; T5 = Temp * Temp; Eg = 1.16 - 7.02e-4 * T5 / T0; T1 = ((7.02e-4 * T5) - T0 * (14.04e-4 * Temp)) / T0 / T0; /* T1 = dEg / dT */ T2 = 1.9230584e-4; /* T2 = 1 / 300.15^(3/2) */ T5 = sqrt(Temp); T3 = 1.45e10 * Temp * T5 * T2; T4 = exp(21.5565981 - Eg / (2.0 * Vtm)); ni = T3 * T4; dni_dT = 2.175e10 * T2 * T5 * T4 + T3 * T4 * (-Vtm * T1 + Eg * KboQ) / (2.0 * Vtm * Vtm); T0 = log(1.0e20 * pParam->B3SOIDDnpeak / (ni * ni)); vbi = Vtm * T0; dvbi_dT = KboQ * T0 + Vtm * (-2.0 * dni_dT / ni); if (pParam->B3SOIDDnsub > 0) { T0 = log(pParam->B3SOIDDnpeak / pParam->B3SOIDDnsub); vfbb = -model->B3SOIDDtype * Vtm*T0; dvfbb_dT = -model->B3SOIDDtype * KboQ*T0; } else { T0 = log(-pParam->B3SOIDDnpeak*pParam->B3SOIDDnsub/ni/ni); vfbb = -model->B3SOIDDtype * Vtm*T0; dvfbb_dT = -model->B3SOIDDtype * (KboQ * T0 + Vtm * 2.0 * dni_dT / ni); } /* phi = 2.0 * Vtm * log(pParam->B3SOIDDnpeak / ni); */ phi = here->B3SOIDDphi; sqrtPhi = sqrt(phi); Xdep0 = sqrt(2.0 * EPSSI / (Charge_q * pParam->B3SOIDDnpeak * 1.0e6)) * sqrtPhi; /* Save the values below for phi calculation in B3SOIDDaccept() */ here->B3SOIDDvtm = Vtm; here->B3SOIDDni = ni; /* Use dTx_dVe variables to act as dTx_dT variables */ T8 = 1 / model->B3SOIDDtnom; T7 = model->B3SOIDDxbjt / pParam->B3SOIDDndiode; T0 = pow(TempRatio, T7); dT0_dVe = T7 * pow(TempRatio, T7 - 1.0) * T8; T7 = model->B3SOIDDxdif / pParam->B3SOIDDndiode; T1 = pow(TempRatio, T7); dT1_dVe = T7 * pow(TempRatio, T7 - 1.0) * T8; T7 = model->B3SOIDDxrec / pParam->B3SOIDDndiode / 2.0; T2 = pow(TempRatio, T7); dT2_dVe = T7 * pow(TempRatio, T7 - 1.0) * T8; T3 = TempRatio - 1.0; T4 = Eg300 / pParam->B3SOIDDndiode / Vtm * T3; dT4_dVe = Eg300 / pParam->B3SOIDDndiode / Vtm / Vtm * (Vtm * T8 - T3 * KboQ); T5 = exp(T4); dT5_dVe = dT4_dVe * T5; T6 = sqrt(T5); dT6_dVe = 0.5 / T6 * dT5_dVe; jbjt = pParam->B3SOIDDisbjt * T0 * T5; jdif = pParam->B3SOIDDisdif * T1 * T5; jrec = pParam->B3SOIDDisrec * T2 * T6; djbjt_dT = pParam->B3SOIDDisbjt * (T0 * dT5_dVe + T5 * dT0_dVe); djdif_dT = pParam->B3SOIDDisdif * (T1 * dT5_dVe + T5 * dT1_dVe); djrec_dT = pParam->B3SOIDDisrec * (T2 * dT6_dVe + T6 * dT2_dVe); T7 = model->B3SOIDDxtun / pParam->B3SOIDDntun; T0 = pow(TempRatio, T7); jtun = model->B3SOIDDistun * T0; djtun_dT = model->B3SOIDDistun * T7 * pow(TempRatio, T7 - 1.0) * T8; u0temp = pParam->B3SOIDDu0 * pow(TempRatio, pParam->B3SOIDDute); du0temp_dT = pParam->B3SOIDDu0 * pParam->B3SOIDDute * pow(TempRatio, pParam->B3SOIDDute - 1.0) * T8; vsattemp = pParam->B3SOIDDvsat - pParam->B3SOIDDat * T3; dvsattemp_dT = -pParam->B3SOIDDat * T8; rds0 = (pParam->B3SOIDDrdsw + pParam->B3SOIDDprt * T3) / pParam->B3SOIDDrds0denom; drds0_dT = pParam->B3SOIDDprt / pParam->B3SOIDDrds0denom * T8; ua = pParam->B3SOIDDuatemp + pParam->B3SOIDDua1 * T3; ub = pParam->B3SOIDDubtemp + pParam->B3SOIDDub1 * T3; uc = pParam->B3SOIDDuctemp + pParam->B3SOIDDuc1 * T3; dua_dT = pParam->B3SOIDDua1 * T8; dub_dT = pParam->B3SOIDDub1 * T8; duc_dT = pParam->B3SOIDDuc1 * T8; } else { vbi = pParam->B3SOIDDvbi; vfbb = pParam->B3SOIDDvfbb; phi = pParam->B3SOIDDphi; sqrtPhi = pParam->B3SOIDDsqrtPhi; Xdep0 = pParam->B3SOIDDXdep0; jbjt = pParam->B3SOIDDjbjt; jdif = pParam->B3SOIDDjdif; jrec = pParam->B3SOIDDjrec; jtun = pParam->B3SOIDDjtun; u0temp = pParam->B3SOIDDu0temp; vsattemp = pParam->B3SOIDDvsattemp; rds0 = pParam->B3SOIDDrds0; ua = pParam->B3SOIDDua; ub = pParam->B3SOIDDub; uc = pParam->B3SOIDDuc; dni_dT = dvbi_dT = dvfbb_dT = djbjt_dT = djdif_dT = 0.0; djrec_dT = djtun_dT = du0temp_dT = dvsattemp_dT = 0.0; drds0_dT = dua_dT = dub_dT = duc_dT = 0.0; } /* TempRatio used for Vth and mobility */ if (selfheat) { TempRatio = Temp / model->B3SOIDDtnom - 1.0; } else { TempRatio = ckt->CKTtemp / model->B3SOIDDtnom - 1.0; } /* determine DC current and derivatives */ vbd = vbs - vds; vgd = vgs - vds; vgb = vgs - vbs; ved = ves - vds; veb = ves - vbs; vge = vgs - ves; vpd = vps - vds; if (vds >= 0.0) { /* normal mode */ here->B3SOIDDmode = 1; Vds = vds; Vgs = vgs; Vbs = vbs; Vbd = vbd; Ves = ves; Vps = vps; } else { /* inverse mode */ here->B3SOIDDmode = -1; Vds = -vds; Vgs = vgd; Vbs = vbd; Vbd = vbs; Ves = ved; Vps = vpd; } if (here->B3SOIDDdebugMod > 2) { fprintf(fpdebug, "Vgs=%.4f, Vds=%.4f, Vbs=%.4f, ", Vgs, Vds, Vbs); fprintf(fpdebug, "Ves=%.4f, Vps=%.4f, Temp=%.1f\n", Ves, Vps, Temp); } Vesfb = Ves - vfbb; Cbox = model->B3SOIDDcbox; K1 = pParam->B3SOIDDk1; ChargeComputationNeeded = ((ckt->CKTmode & (MODEAC | MODETRAN | MODEINITSMSIG)) || ((ckt->CKTmode & MODETRANOP) && (ckt->CKTmode & MODEUIC))) ? 1 : 0; if (here->B3SOIDDdebugMod == -1) ChargeComputationNeeded = 1; /* Poly Gate Si Depletion Effect */ T0 = pParam->B3SOIDDvfb + phi; if ((pParam->B3SOIDDngate > 1.e18) && (pParam->B3SOIDDngate < 1.e25) && (Vgs > T0)) /* added to avoid the problem caused by ngate */ { T1 = 1.0e6 * Charge_q * EPSSI * pParam->B3SOIDDngate / (model->B3SOIDDcox * model->B3SOIDDcox); T4 = sqrt(1.0 + 2.0 * (Vgs - T0) / T1); T2 = T1 * (T4 - 1.0); T3 = 0.5 * T2 * T2 / T1; /* T3 = Vpoly */ T7 = 1.12 - T3 - 0.05; T6 = sqrt(T7 * T7 + 0.224); T5 = 1.12 - 0.5 * (T7 + T6); Vgs_eff = Vgs - T5; dVgs_eff_dVg = 1.0 - (0.5 - 0.5 / T4) * (1.0 + T7 / T6); } else { Vgs_eff = Vgs; dVgs_eff_dVg = 1.0; } Leff = pParam->B3SOIDDleff; if (selfheat) { Vtm = KboQ * Temp; dVtm_dT = KboQ; } else { Vtm = model->B3SOIDDvtm; dVtm_dT = 0.0; } V0 = vbi - phi; /* Prepare Vbs0t */ T0 = -pParam->B3SOIDDdvbd1 * pParam->B3SOIDDleff / pParam->B3SOIDDlitl; T1 = pParam->B3SOIDDdvbd0 * (exp(0.5*T0) + 2*exp(T0)); T2 = T1 * (vbi - phi); T3 = 0.5 * model->B3SOIDDqsi / model->B3SOIDDcsi; Vbs0t = phi - T3 + pParam->B3SOIDDvbsa + T2; if (selfheat) dVbs0t_dT = T1 * dvbi_dT; else dVbs0t_dT = 0.0; /* Prepare Vbs0 */ T0 = 1 + model->B3SOIDDcsieff / Cbox; T1 = pParam->B3SOIDDkb1 / T0; T2 = T1 * (Vbs0t - Vesfb); /* T6 is Vbs0 before limiting */ T6 = Vbs0t - T2; dT6_dVe = T1; if (selfheat) dT6_dT = dVbs0t_dT - T1 * (dVbs0t_dT + dvfbb_dT); else dT6_dT = 0.0; /* limit Vbs0 to below phi */ T1 = phi - pParam->B3SOIDDdelp; T2 = T1 - T6 - DELT_Vbseff; T3 = sqrt(T2 * T2 + 4.0 * DELT_Vbseff); Vbs0 = T1 - 0.5 * (T2 + T3); T4 = 0.5 * (1 + T2/T3); dVbs0_dVe = T4 * dT6_dVe; if (selfheat) dVbs0_dT = T4 * dT6_dT; else dVbs0_dT = 0.0; T1 = Vbs0t - Vbs0 - DELT_Vbsmos; T2 = sqrt(T1 * T1 + DELT_Vbsmos * DELT_Vbsmos); T3 = 0.5 * (T1 + T2); T4 = T3 * model->B3SOIDDcsieff / model->B3SOIDDqsieff; Vbs0mos = Vbs0 - 0.5 * T3 * T4; T5 = 0.5 * T4 * (1 + T1 / T2); dVbs0mos_dVe = dVbs0_dVe * (1 + T5); if (selfheat) dVbs0mos_dT = dVbs0_dT - (dVbs0t_dT - dVbs0_dT) * T5; else dVbs0mos_dT = 0.0; /* Prepare Vthfd - treat Vbs0mos as if it were independent variable Vb */ Phis = phi - Vbs0mos; dPhis_dVb = -1; sqrtPhis = sqrt(Phis); dsqrtPhis_dVb = -0.5 / sqrtPhis; Xdep = Xdep0 * sqrtPhis / sqrtPhi; dXdep_dVb = (Xdep0 / sqrtPhi) * dsqrtPhis_dVb; sqrtXdep = sqrt(Xdep); T0 = pParam->B3SOIDDdvt2 * Vbs0mos; if (T0 >= - 0.5) { T1 = 1.0 + T0; T2 = pParam->B3SOIDDdvt2; } else /* Added to avoid any discontinuity problems caused by dvt2*/ { T4 = 1.0 / (3.0 + 8.0 * T0); T1 = (1.0 + 3.0 * T0) * T4; T2 = pParam->B3SOIDDdvt2 * T4 * T4; } lt1 = model->B3SOIDDfactor1 * sqrtXdep * T1; dlt1_dVb = model->B3SOIDDfactor1 * (0.5 / sqrtXdep * T1 * dXdep_dVb + sqrtXdep * T2); T0 = pParam->B3SOIDDdvt2w * Vbs0mos; if (T0 >= - 0.5) { T1 = 1.0 + T0; T2 = pParam->B3SOIDDdvt2w; } else /* Added to avoid any discontinuity problems caused by dvt2w */ { T4 = 1.0 / (3.0 + 8.0 * T0); T1 = (1.0 + 3.0 * T0) * T4; T2 = pParam->B3SOIDDdvt2w * T4 * T4; } ltw= model->B3SOIDDfactor1 * sqrtXdep * T1; dltw_dVb = model->B3SOIDDfactor1 * (0.5 / sqrtXdep * T1 * dXdep_dVb + sqrtXdep * T2); T0 = -0.5 * pParam->B3SOIDDdvt1 * Leff / lt1; if (T0 > -EXP_THRESHOLD) { T1 = exp(T0); dT1_dVb = -T0 / lt1 * T1 * dlt1_dVb; Theta0 = T1 * (1.0 + 2.0 * T1); dTheta0_dVb = (1.0 + 4.0 * T1) * dT1_dVb; } else { T1 = MIN_EXP; Theta0 = T1 * (1.0 + 2.0 * T1); dTheta0_dVb = 0.0; } here->B3SOIDDthetavth = pParam->B3SOIDDdvt0 * Theta0; Delt_vth = here->B3SOIDDthetavth * V0; dDelt_vth_dVb = pParam->B3SOIDDdvt0 * dTheta0_dVb * V0; if (selfheat) dDelt_vth_dT = here->B3SOIDDthetavth * dvbi_dT; else dDelt_vth_dT = 0.0; T0 = -0.5*pParam->B3SOIDDdvt1w * pParam->B3SOIDDweff*Leff/ltw; if (T0 > -EXP_THRESHOLD) { T1 = exp(T0); T2 = T1 * (1.0 + 2.0 * T1); dT1_dVb = -T0 / ltw * T1 * dltw_dVb; dT2_dVb = (1.0 + 4.0 * T1) * dT1_dVb; } else { T1 = MIN_EXP; T2 = T1 * (1.0 + 2.0 * T1); dT2_dVb = 0.0; } T0 = pParam->B3SOIDDdvt0w * T2; DeltVthw = T0 * V0; dDeltVthw_dVb = pParam->B3SOIDDdvt0w * dT2_dVb * V0; if (selfheat) dDeltVthw_dT = T0 * dvbi_dT; else dDeltVthw_dT = 0.0; T0 = sqrt(1.0 + pParam->B3SOIDDnlx / Leff); T1 = (pParam->B3SOIDDkt1 + pParam->B3SOIDDkt1l / Leff + pParam->B3SOIDDkt2 * Vbs0mos); DeltVthtemp = pParam->B3SOIDDk1 * (T0 - 1.0) * sqrtPhi + T1 * TempRatio; if (selfheat) dDeltVthtemp_dT = T1 / model->B3SOIDDtnom; else dDeltVthtemp_dT = 0.0; tmp2 = model->B3SOIDDtox * phi / (pParam->B3SOIDDweff + pParam->B3SOIDDw0); T3 = pParam->B3SOIDDeta0 + pParam->B3SOIDDetab * Vbs0mos; if (T3 < 1.0e-4) /* avoid discontinuity problems caused by etab */ { T9 = 1.0 / (3.0 - 2.0e4 * T3); T3 = (2.0e-4 - T3) * T9; T4 = T9 * T9 * pParam->B3SOIDDetab; dT3_dVb = T4; } else { dT3_dVb = pParam->B3SOIDDetab; } DIBL_Sft = T3 * pParam->B3SOIDDtheta0vb0 * Vds; dDIBL_Sft_dVd = T3 * pParam->B3SOIDDtheta0vb0; dDIBL_Sft_dVb = pParam->B3SOIDDtheta0vb0 * Vds * dT3_dVb; Vthfd = model->B3SOIDDtype * pParam->B3SOIDDvth0 + pParam->B3SOIDDk1 * (sqrtPhis - sqrtPhi) - pParam->B3SOIDDk2 * Vbs0mos-Delt_vth-DeltVthw +(pParam->B3SOIDDk3 +pParam->B3SOIDDk3b * Vbs0mos) * tmp2 + DeltVthtemp - DIBL_Sft; T6 = pParam->B3SOIDDk3b * tmp2 - pParam->B3SOIDDk2 + pParam->B3SOIDDkt2 * TempRatio; dVthfd_dVd = -dDIBL_Sft_dVd; T7 = pParam->B3SOIDDk1 * dsqrtPhis_dVb - dDelt_vth_dVb - dDeltVthw_dVb + T6 - dDIBL_Sft_dVb; dVthfd_dVe = T7 * dVbs0mos_dVe; if (selfheat) dVthfd_dT = dDeltVthtemp_dT - dDelt_vth_dT - dDeltVthw_dT + T7 * dVbs0mos_dT; else dVthfd_dT = 0.0; /* Effective Vbs0 and Vbs0t for all Vgs */ T1 = Vthfd - Vgs_eff - DELT_Vbs0eff; T2 = sqrt(T1 * T1 + DELT_Vbs0eff * DELT_Vbs0eff ); Vbs0teff = Vbs0t - 0.5 * (T1 + T2); dVbs0teff_dVg = 0.5 * (1 + T1/T2) * dVgs_eff_dVg; dVbs0teff_dVd = - 0.5 * (1 + T1 / T2) * dVthfd_dVd; dVbs0teff_dVe = - 0.5 * (1 + T1 / T2) * dVthfd_dVe; if (selfheat) dVbs0teff_dT = dVbs0t_dT - 0.5 * (1 + T1 / T2) * dVthfd_dT; else dVbs0teff_dT = 0.0; /* Calculate nfb */ T3 = 1 / (K1 * K1); T4 = pParam->B3SOIDDkb3 * Cbox / model->B3SOIDDcox; T8 = sqrt(phi - Vbs0mos); T5 = sqrt(1 + 4 * T3 * (phi + K1 * T8 - Vbs0mos)); T6 = 1 + T4 * T5; Nfb = model->B3SOIDDnfb = 1 / T6; T7 = 2 * T3 * T4 * Nfb * Nfb / T5 * (0.5 * K1 / T8 + 1); Vbs0eff = Vbs0 - Nfb * 0.5 * (T1 + T2); dVbs0eff_dVg = Nfb * 0.5 * (1 + T1/T2) * dVgs_eff_dVg; dVbs0eff_dVd = - Nfb * 0.5 * (1 + T1 / T2) * dVthfd_dVd; dVbs0eff_dVe = dVbs0_dVe - Nfb * 0.5 * (1 + T1 / T2) * dVthfd_dVe - T7 * 0.5 * (T1 + T2) * dVbs0mos_dVe; if (selfheat) dVbs0eff_dT = dVbs0_dT - Nfb * 0.5 * (1 + T1 / T2) * dVthfd_dT - T7 * 0.5 * (T1 + T2) * dVbs0mos_dT; else dVbs0eff_dT = 0.0; /* Simple check of Vbs */ /* Prepare Vbsdio */ T1 = Vbs - (Vbs0eff + OFF_Vbsdio) - DELT_Vbsdio; T2 = sqrt(T1*T1 + DELT_Vbsdio * DELT_Vbsdio); T3 = 0.5 * (1 + T1/T2); Vbsdio = Vbs0eff + OFF_Vbsdio + 0.5 * (T1 + T2); dVbsdio_dVg = (1 - T3) * dVbs0eff_dVg; dVbsdio_dVd = (1 - T3) * dVbs0eff_dVd; dVbsdio_dVe = (1 - T3) * dVbs0eff_dVe; if (selfheat) dVbsdio_dT = (1 - T3) * dVbs0eff_dT; else dVbsdio_dT = 0.0; dVbsdio_dVb = T3; /* Prepare Vbseff */ T1 = Vbs0teff - Vbsdio - DELT_Vbsmos; T2 = sqrt(T1 * T1 + DELT_Vbsmos * DELT_Vbsmos); T3 = 0.5 * (T1 + T2); T5 = 0.5 * (1 + T1/T2); dT3_dVg = T5 * (dVbs0teff_dVg - dVbsdio_dVg); dT3_dVd = T5 * (dVbs0teff_dVd - dVbsdio_dVd); dT3_dVb = - T5 * dVbsdio_dVb; dT3_dVe = T5 * (dVbs0teff_dVe - dVbsdio_dVe); if (selfheat) dT3_dT = T5 * (dVbs0teff_dT - dVbsdio_dT); else dT3_dT = 0.0; T4 = T3 * model->B3SOIDDcsieff / model->B3SOIDDqsieff; Vbsmos = Vbsdio - 0.5 * T3 * T4; dVbsmos_dVg = dVbsdio_dVg - T4 * dT3_dVg; dVbsmos_dVd = dVbsdio_dVd - T4 * dT3_dVd; dVbsmos_dVb = dVbsdio_dVb - T4 * dT3_dVb; dVbsmos_dVe = dVbsdio_dVe - T4 * dT3_dVe; if (selfheat) dVbsmos_dT = dVbsdio_dT - T4 * dT3_dT; else dVbsmos_dT = 0.0; /* Prepare Vcs */ Vcs = Vbsdio - Vbs0eff; dVcs_dVb = dVbsdio_dVb; dVcs_dVg = dVbsdio_dVg - dVbs0eff_dVg; dVcs_dVd = dVbsdio_dVd - dVbs0eff_dVd; dVcs_dVe = dVbsdio_dVe - dVbs0eff_dVe; dVcs_dT = dVbsdio_dT - dVbs0eff_dT; /* Check Vps */ /* Note : if Vps is less Vbs0eff => non-physical */ T1 = Vps - Vbs0eff + DELT_Vbs0dio; T2 = sqrt(T1 * T1 + DELT_Vbs0dio * DELT_Vbs0dio); T3 = 0.5 * (1 + T1/T2); Vpsdio = Vbs0eff + 0.5 * (T1 + T2); dVpsdio_dVg = (1 - T3) * dVbs0eff_dVg; dVpsdio_dVd = (1 - T3) * dVbs0eff_dVd; dVpsdio_dVe = (1 - T3) * dVbs0eff_dVe; if (selfheat) dVpsdio_dT = (1 - T3) * dVbs0eff_dT; else dVpsdio_dT = 0.0; dVpsdio_dVp = T3; Vbp = Vbsdio - Vpsdio; dVbp_dVb = dVbsdio_dVb; dVbp_dVg = dVbsdio_dVg - dVpsdio_dVg; dVbp_dVd = dVbsdio_dVd - dVpsdio_dVd; dVbp_dVe = dVbsdio_dVe - dVpsdio_dVe; dVbp_dT = dVbsdio_dT - dVpsdio_dT; dVbp_dVp = - dVpsdio_dVp; here->B3SOIDDvbsdio = Vbsdio; here->B3SOIDDvbs0eff = Vbs0eff; T1 = phi - pParam->B3SOIDDdelp; T2 = T1 - Vbsmos - DELT_Vbseff; T3 = sqrt(T2 * T2 + 4.0 * DELT_Vbseff * T1); Vbseff = T1 - 0.5 * (T2 + T3); T4 = 0.5 * (1 + T2/T3); dVbseff_dVg = T4 * dVbsmos_dVg; dVbseff_dVd = T4 * dVbsmos_dVd; dVbseff_dVb = T4 * dVbsmos_dVb; dVbseff_dVe = T4 * dVbsmos_dVe; if (selfheat) dVbseff_dT = T4 * dVbsmos_dT; else dVbseff_dT = 0.0; here->B3SOIDDvbseff = Vbseff; Phis = phi - Vbseff; dPhis_dVb = -1; sqrtPhis = sqrt(Phis); dsqrtPhis_dVb = -0.5 / sqrtPhis ; Xdep = Xdep0 * sqrtPhis / sqrtPhi; dXdep_dVb = (Xdep0 / sqrtPhi) * dsqrtPhis_dVb; /* Vth Calculation */ T3 = sqrt(Xdep); T0 = pParam->B3SOIDDdvt2 * Vbseff; if (T0 >= - 0.5) { T1 = 1.0 + T0; T2 = pParam->B3SOIDDdvt2 ; } else /* Added to avoid any discontinuity problems caused by dvt2 */ { T4 = 1.0 / (3.0 + 8.0 * T0); T1 = (1.0 + 3.0 * T0) * T4; T2 = pParam->B3SOIDDdvt2 * T4 * T4 ; } lt1 = model->B3SOIDDfactor1 * T3 * T1; dlt1_dVb =model->B3SOIDDfactor1 * (0.5 / T3 * T1 * dXdep_dVb + T3 * T2); T0 = pParam->B3SOIDDdvt2w * Vbseff; if (T0 >= - 0.5) { T1 = 1.0 + T0; T2 = pParam->B3SOIDDdvt2w ; } else /* Added to avoid any discontinuity problems caused by dvt2w */ { T4 = 1.0 / (3.0 + 8.0 * T0); T1 = (1.0 + 3.0 * T0) * T4; T2 = pParam->B3SOIDDdvt2w * T4 * T4 ; } ltw= model->B3SOIDDfactor1 * T3 * T1; dltw_dVb=model->B3SOIDDfactor1*(0.5 / T3 * T1 * dXdep_dVb + T3 * T2); T0 = -0.5 * pParam->B3SOIDDdvt1 * Leff / lt1; if (T0 > -EXP_THRESHOLD) { T1 = exp(T0); Theta0 = T1 * (1.0 + 2.0 * T1); dT1_dVb = -T0 / lt1 * T1 * dlt1_dVb; dTheta0_dVb = (1.0 + 4.0 * T1) * dT1_dVb; } else { T1 = MIN_EXP; Theta0 = T1 * (1.0 + 2.0 * T1); dTheta0_dVb = 0.0; } here->B3SOIDDthetavth = pParam->B3SOIDDdvt0 * Theta0; Delt_vth = here->B3SOIDDthetavth * V0; dDelt_vth_dVb = pParam->B3SOIDDdvt0 * dTheta0_dVb * V0; if (selfheat) dDelt_vth_dT = here->B3SOIDDthetavth * dvbi_dT; else dDelt_vth_dT = 0.0; T0 = -0.5 * pParam->B3SOIDDdvt1w * pParam->B3SOIDDweff * Leff / ltw; if (T0 > -EXP_THRESHOLD) { T1 = exp(T0); T2 = T1 * (1.0 + 2.0 * T1); dT1_dVb = -T0 / ltw * T1 * dltw_dVb; dT2_dVb = (1.0 + 4.0 * T1) * dT1_dVb; } else { T1 = MIN_EXP; T2 = T1 * (1.0 + 2.0 * T1); dT2_dVb = 0.0; } T0 = pParam->B3SOIDDdvt0w * T2; DeltVthw = T0 * V0; dDeltVthw_dVb = pParam->B3SOIDDdvt0w * dT2_dVb * V0; if (selfheat) dDeltVthw_dT = T0 * dvbi_dT; else dDeltVthw_dT = 0.0; T0 = sqrt(1.0 + pParam->B3SOIDDnlx / Leff); T1 = (pParam->B3SOIDDkt1 + pParam->B3SOIDDkt1l / Leff + pParam->B3SOIDDkt2 * Vbseff); DeltVthtemp = pParam->B3SOIDDk1 * (T0 - 1.0) * sqrtPhi + T1 * TempRatio; if (selfheat) dDeltVthtemp_dT = T1 / model->B3SOIDDtnom; else dDeltVthtemp_dT = 0.0; tmp2 = model->B3SOIDDtox * phi / (pParam->B3SOIDDweff + pParam->B3SOIDDw0); T3 = pParam->B3SOIDDeta0 + pParam->B3SOIDDetab * Vbseff; if (T3 < 1.0e-4) /* avoid discontinuity problems caused by etab */ { T9 = 1.0 / (3.0 - 2.0e4 * T3); T3 = (2.0e-4 - T3) * T9; T4 = T9 * T9 * pParam->B3SOIDDetab; dT3_dVb = T4 ; } else { dT3_dVb = pParam->B3SOIDDetab ; } DIBL_Sft = T3 * pParam->B3SOIDDtheta0vb0 * Vds; dDIBL_Sft_dVd = pParam->B3SOIDDtheta0vb0 * T3; dDIBL_Sft_dVb = pParam->B3SOIDDtheta0vb0 * Vds * dT3_dVb; Vth = model->B3SOIDDtype * pParam->B3SOIDDvth0 + pParam->B3SOIDDk1 * (sqrtPhis - sqrtPhi) - pParam->B3SOIDDk2 * Vbseff- Delt_vth - DeltVthw +(pParam->B3SOIDDk3 + pParam->B3SOIDDk3b * Vbseff) * tmp2 + DeltVthtemp - DIBL_Sft; here->B3SOIDDvon = Vth; T6 = pParam->B3SOIDDk3b * tmp2 - pParam->B3SOIDDk2 + pParam->B3SOIDDkt2 * TempRatio; dVth_dVb = pParam->B3SOIDDk1 * dsqrtPhis_dVb - dDelt_vth_dVb - dDeltVthw_dVb + T6 - dDIBL_Sft_dVb; /* this is actually dVth_dVbseff */ dVth_dVd = -dDIBL_Sft_dVd; if (selfheat) dVth_dT = dDeltVthtemp_dT - dDelt_vth_dT - dDeltVthw_dT; else dVth_dT = 0.0; /* Calculate n */ T2 = pParam->B3SOIDDnfactor * EPSSI / Xdep; dT2_dVb = - T2 / Xdep * dXdep_dVb; T3 = pParam->B3SOIDDcdsc + pParam->B3SOIDDcdscb * Vbseff + pParam->B3SOIDDcdscd * Vds; dT3_dVb = pParam->B3SOIDDcdscb; dT3_dVd = pParam->B3SOIDDcdscd; T4 = (T2 + T3 * Theta0 + pParam->B3SOIDDcit) / model->B3SOIDDcox; dT4_dVb = (dT2_dVb + Theta0 * dT3_dVb + dTheta0_dVb * T3) / model->B3SOIDDcox; dT4_dVd = Theta0 * dT3_dVd / model->B3SOIDDcox; if (T4 >= -0.5) { n = 1.0 + T4; dn_dVb = dT4_dVb; dn_dVd = dT4_dVd; } else /* avoid discontinuity problems caused by T4 */ { T0 = 1.0 / (3.0 + 8.0 * T4); n = (1.0 + 3.0 * T4) * T0; T0 *= T0; dn_dVb = T0 * dT4_dVb; dn_dVd = T0 * dT4_dVd; } /* Effective Vgst (Vgsteff) Calculation */ Vgst = Vgs_eff - Vth; T10 = 2.0 * n * Vtm; VgstNVt = Vgst / T10; ExpArg = (2.0 * pParam->B3SOIDDvoff - Vgst) / T10; /* MCJ: Very small Vgst */ if (VgstNVt > EXP_THRESHOLD) { Vgsteff = Vgst; /* T0 is dVgsteff_dVbseff */ T0 = -dVth_dVb; dVgsteff_dVg = dVgs_eff_dVg + T0 * dVbseff_dVg; dVgsteff_dVd = -dVth_dVd + T0 * dVbseff_dVd; dVgsteff_dVb = T0 * dVbseff_dVb; dVgsteff_dVe = T0 * dVbseff_dVe; if (selfheat) dVgsteff_dT = -dVth_dT + T0 * dVbseff_dT; else dVgsteff_dT = 0.0; } else if (ExpArg > EXP_THRESHOLD) { T0 = (Vgst - pParam->B3SOIDDvoff) / (n * Vtm); ExpVgst = exp(T0); Vgsteff = Vtm * pParam->B3SOIDDcdep0 / model->B3SOIDDcox * ExpVgst; T3 = Vgsteff / (n * Vtm) ; /* T1 is dVgsteff_dVbseff */ T1 = -T3 * (dVth_dVb + T0 * Vtm * dn_dVb); dVgsteff_dVg = T3 * dVgs_eff_dVg + T1 * dVbseff_dVg; dVgsteff_dVd = -T3 * (dVth_dVd + T0 * Vtm * dn_dVd) + T1 * dVbseff_dVd; dVgsteff_dVe = T1 * dVbseff_dVe; dVgsteff_dVb = T1 * dVbseff_dVb; if (selfheat) dVgsteff_dT = -T3 * (dVth_dT + T0 * dVtm_dT * n) + Vgsteff / Temp + T1 * dVbseff_dT; else dVgsteff_dT = 0.0; } else { ExpVgst = exp(VgstNVt); T1 = T10 * log(1.0 + ExpVgst); dT1_dVg = ExpVgst / (1.0 + ExpVgst); dT1_dVb = -dT1_dVg * (dVth_dVb + Vgst / n * dn_dVb) + T1 / n * dn_dVb; dT1_dVd = -dT1_dVg * (dVth_dVd + Vgst / n * dn_dVd) + T1 / n * dn_dVd; T3 = (1.0 / Temp); if (selfheat) dT1_dT = -dT1_dVg * (dVth_dT + Vgst * T3) + T1 * T3; else dT1_dT = 0.0; dT2_dVg = -model->B3SOIDDcox / (Vtm * pParam->B3SOIDDcdep0) * exp(ExpArg); T2 = 1.0 - T10 * dT2_dVg; dT2_dVd = -dT2_dVg * (dVth_dVd - 2.0 * Vtm * ExpArg * dn_dVd) + (T2 - 1.0) / n * dn_dVd; dT2_dVb = -dT2_dVg * (dVth_dVb - 2.0 * Vtm * ExpArg * dn_dVb) + (T2 - 1.0) / n * dn_dVb; if (selfheat) dT2_dT = -dT2_dVg * (dVth_dT - ExpArg * T10 * T3); else dT2_dT = 0.0; Vgsteff = T1 / T2; T3 = T2 * T2; /* T4 is dVgsteff_dVbseff */ T4 = (T2 * dT1_dVb - T1 * dT2_dVb) / T3; dVgsteff_dVb = T4 * dVbseff_dVb; dVgsteff_dVe = T4 * dVbseff_dVe; dVgsteff_dVg = (T2 * dT1_dVg - T1 * dT2_dVg) / T3 * dVgs_eff_dVg + T4 * dVbseff_dVg; dVgsteff_dVd = (T2 * dT1_dVd - T1 * dT2_dVd) / T3 + T4 * dVbseff_dVd; if (selfheat) dVgsteff_dT = (T2 * dT1_dT - T1 * dT2_dT) / T3 + T4 * dVbseff_dT; else dVgsteff_dT = 0.0; } Vgst2Vtm = Vgsteff + 2.0 * Vtm; if (selfheat) dVgst2Vtm_dT = 2.0 * dVtm_dT; else dVgst2Vtm_dT = 0.0; /* Calculate Effective Channel Geometry */ T9 = sqrtPhis - sqrtPhi; Weff = pParam->B3SOIDDweff - 2.0 * (pParam->B3SOIDDdwg * Vgsteff + pParam->B3SOIDDdwb * T9); dWeff_dVg = -2.0 * pParam->B3SOIDDdwg; dWeff_dVb = -2.0 * pParam->B3SOIDDdwb * dsqrtPhis_dVb; if (Weff < 2.0e-8) /* to avoid the discontinuity problem due to Weff*/ { T0 = 1.0 / (6.0e-8 - 2.0 * Weff); Weff = 2.0e-8 * (4.0e-8 - Weff) * T0; T0 *= T0 * 4.0e-16; dWeff_dVg *= T0; dWeff_dVb *= T0; } T0 = pParam->B3SOIDDprwg * Vgsteff + pParam->B3SOIDDprwb * T9; if (T0 >= -0.9) { Rds = rds0 * (1.0 + T0); dRds_dVg = rds0 * pParam->B3SOIDDprwg; dRds_dVb = rds0 * pParam->B3SOIDDprwb * dsqrtPhis_dVb; if (selfheat) dRds_dT = (1.0 + T0) * drds0_dT; else dRds_dT = 0.0; } else /* to avoid the discontinuity problem due to prwg and prwb*/ { T1 = 1.0 / (17.0 + 20.0 * T0); Rds = rds0 * (0.8 + T0) * T1; T1 *= T1; dRds_dVg = rds0 * pParam->B3SOIDDprwg * T1; dRds_dVb = rds0 * pParam->B3SOIDDprwb * dsqrtPhis_dVb * T1; if (selfheat) dRds_dT = (0.8 + T0) * T1 * drds0_dT; else dRds_dT = 0.0; } /* Calculate Abulk */ if (pParam->B3SOIDDa0 == 0.0) { Abulk0 = Abulk = dAbulk0_dVb = dAbulk_dVg = dAbulk_dVb = 0.0; } else { T1 = 0.5 * pParam->B3SOIDDk1 / sqrtPhi; T9 = sqrt(model->B3SOIDDxj * Xdep); tmp1 = Leff + 2.0 * T9; T5 = Leff / tmp1; tmp2 = pParam->B3SOIDDa0 * T5; tmp3 = pParam->B3SOIDDweff + pParam->B3SOIDDb1; tmp4 = pParam->B3SOIDDb0 / tmp3; T2 = tmp2 + tmp4; dT2_dVb = -T9 * tmp2 / tmp1 / Xdep * dXdep_dVb; T6 = T5 * T5; T7 = T5 * T6; Abulk0 = T1 * T2; dAbulk0_dVb = T1 * dT2_dVb; T8 = pParam->B3SOIDDags * pParam->B3SOIDDa0 * T7; dAbulk_dVg = -T1 * T8; Abulk = Abulk0 + dAbulk_dVg * Vgsteff; dAbulk_dVb = dAbulk0_dVb - T8 * Vgsteff * 3.0 * T1 * dT2_dVb / tmp2; } if (Abulk0 < 0.01) { T9 = 1.0 / (3.0 - 200.0 * Abulk0); Abulk0 = (0.02 - Abulk0) * T9; dAbulk0_dVb *= T9 * T9; } if (Abulk < 0.01) { T9 = 1.0 / (3.0 - 200.0 * Abulk); Abulk = (0.02 - Abulk) * T9; dAbulk_dVb *= T9 * T9; } T2 = pParam->B3SOIDDketa * Vbseff; if (T2 >= -0.9) { T0 = 1.0 / (1.0 + T2); dT0_dVb = -pParam->B3SOIDDketa * T0 * T0 ; } else /* added to avoid the problems caused by Keta */ { T1 = 1.0 / (0.8 + T2); T0 = (17.0 + 20.0 * T2) * T1; dT0_dVb = -pParam->B3SOIDDketa * T1 * T1 ; } dAbulk_dVg *= T0; dAbulk_dVb = dAbulk_dVb * T0 + Abulk * dT0_dVb; dAbulk0_dVb = dAbulk0_dVb * T0 + Abulk0 * dT0_dVb; Abulk *= T0; Abulk0 *= T0; Abulk += 1; Abulk0 += 1; /* Prepare Abeff */ T0 = pParam->B3SOIDDabp * Vgst2Vtm; T1 = 1 - Vcs / T0 - DELT_Xcsat; T2 = sqrt(T1 * T1 + DELT_Xcsat * DELT_Xcsat); T3 = 1 - 0.5 * (T1 + T2); T5 = -0.5 * (1 + T1 / T2); dT1_dVg = Vcs / Vgst2Vtm / T0; dT3_dVg = T5 * dT1_dVg; dT1_dVc = - 1 / T0; dT3_dVc = T5 * dT1_dVc; Xcsat = pParam->B3SOIDDmxc * T3 * T3 + (1 - pParam->B3SOIDDmxc)*T3; T4 = 2 * pParam->B3SOIDDmxc * T3 + (1 - pParam->B3SOIDDmxc); dXcsat_dVg = T4 * dT3_dVg; dXcsat_dVc = T4 * dT3_dVc; Abeff = Xcsat * Abulk + (1 - Xcsat) * model->B3SOIDDadice; T0 = Xcsat * dAbulk_dVg + Abulk * dXcsat_dVg; dAbeff_dVg = T0 - model->B3SOIDDadice * dXcsat_dVg; dAbeff_dVb = Xcsat * dAbulk_dVb; dAbeff_dVc = (Abulk - model->B3SOIDDadice) * dXcsat_dVc; here->B3SOIDDabeff = Abeff; /* Mobility calculation */ if (model->B3SOIDDmobMod == 1) { T0 = Vgsteff + Vth + Vth; T2 = ua + uc * Vbseff; T3 = T0 / model->B3SOIDDtox; T5 = T3 * (T2 + ub * T3); dDenomi_dVg = (T2 + 2.0 * ub * T3) / model->B3SOIDDtox; dDenomi_dVd = dDenomi_dVg * 2 * dVth_dVd; dDenomi_dVb = dDenomi_dVg * 2 * dVth_dVb + uc * T3 ; if (selfheat) dDenomi_dT = dDenomi_dVg * 2 * dVth_dT + (dua_dT + Vbseff * duc_dT + dub_dT * T3 ) * T3; else dDenomi_dT = 0.0; } else if (model->B3SOIDDmobMod == 2) { T5 = Vgsteff / model->B3SOIDDtox * (ua + uc * Vbseff + ub * Vgsteff / model->B3SOIDDtox); dDenomi_dVg = (ua + uc * Vbseff + 2.0 * ub * Vgsteff / model->B3SOIDDtox) / model->B3SOIDDtox; dDenomi_dVd = 0.0; dDenomi_dVb = Vgsteff * uc / model->B3SOIDDtox ; if (selfheat) dDenomi_dT = Vgsteff / model->B3SOIDDtox * (dua_dT + Vbseff * duc_dT + dub_dT * Vgsteff / model->B3SOIDDtox); else dDenomi_dT = 0.0; } else /* mobMod == 3 */ { T0 = Vgsteff + Vth + Vth; T2 = 1.0 + uc * Vbseff; T3 = T0 / model->B3SOIDDtox; T4 = T3 * (ua + ub * T3); T5 = T4 * T2; dDenomi_dVg = (ua + 2.0 * ub * T3) * T2 / model->B3SOIDDtox; dDenomi_dVd = dDenomi_dVg * 2.0 * dVth_dVd; dDenomi_dVb = dDenomi_dVg * 2.0 * dVth_dVb + uc * T4 ; if (selfheat) dDenomi_dT = dDenomi_dVg * 2.0 * dVth_dT + (dua_dT + dub_dT * T3) * T3 * T2 + T4 * Vbseff * duc_dT; else dDenomi_dT = 0.0; } if (T5 >= -0.8) { Denomi = 1.0 + T5; } else /* Added to avoid the discontinuity problem caused by ua and ub*/ { T9 = 1.0 / (7.0 + 10.0 * T5); Denomi = (0.6 + T5) * T9; T9 *= T9; dDenomi_dVg *= T9; dDenomi_dVd *= T9; dDenomi_dVb *= T9; if (selfheat) dDenomi_dT *= T9; else dDenomi_dT = 0.0; } here->B3SOIDDueff = ueff = u0temp / Denomi; T9 = -ueff / Denomi; dueff_dVg = T9 * dDenomi_dVg; dueff_dVd = T9 * dDenomi_dVd; dueff_dVb = T9 * dDenomi_dVb; if (selfheat) dueff_dT = T9 * dDenomi_dT + du0temp_dT / Denomi; else dueff_dT = 0.0; /* Saturation Drain Voltage Vdsat */ WVCox = Weff * vsattemp * model->B3SOIDDcox; WVCoxRds = WVCox * Rds; /* dWVCoxRds_dT = WVCox * dRds_dT + Weff * model->B3SOIDDcox * Rds * dvsattemp_dT; */ Esat = 2.0 * vsattemp / ueff; EsatL = Esat * Leff; T0 = -EsatL /ueff; dEsatL_dVg = T0 * dueff_dVg; dEsatL_dVd = T0 * dueff_dVd; dEsatL_dVb = T0 * dueff_dVb; if (selfheat) dEsatL_dT = T0 * dueff_dT + EsatL / vsattemp * dvsattemp_dT; else dEsatL_dT = 0.0; /* Sqrt() */ a1 = pParam->B3SOIDDa1; if (a1 == 0.0) { Lambda = pParam->B3SOIDDa2; dLambda_dVg = 0.0; } else if (a1 > 0.0) /* Added to avoid the discontinuity problem caused by a1 and a2 (Lambda) */ { T0 = 1.0 - pParam->B3SOIDDa2; T1 = T0 - pParam->B3SOIDDa1 * Vgsteff - 0.0001; T2 = sqrt(T1 * T1 + 0.0004 * T0); Lambda = pParam->B3SOIDDa2 + T0 - 0.5 * (T1 + T2); dLambda_dVg = 0.5 * pParam->B3SOIDDa1 * (1.0 + T1 / T2); } else { T1 = pParam->B3SOIDDa2 + pParam->B3SOIDDa1 * Vgsteff - 0.0001; T2 = sqrt(T1 * T1 + 0.0004 * pParam->B3SOIDDa2); Lambda = 0.5 * (T1 + T2); dLambda_dVg = 0.5 * pParam->B3SOIDDa1 * (1.0 + T1 / T2); } if (Rds > 0) { tmp2 = dRds_dVg / Rds + dWeff_dVg / Weff; tmp3 = dRds_dVb / Rds + dWeff_dVb / Weff; } else { tmp2 = dWeff_dVg / Weff; tmp3 = dWeff_dVb / Weff; } if ((Rds == 0.0) && (Lambda == 1.0)) { T0 = 1.0 / (Abeff * EsatL + Vgst2Vtm); tmp1 = 0.0; T1 = T0 * T0; T2 = Vgst2Vtm * T0; T3 = EsatL * Vgst2Vtm; Vdsat = T3 * T0; dT0_dVg = -(Abeff * dEsatL_dVg + EsatL * dAbeff_dVg + 1.0) * T1; dT0_dVd = -(Abeff * dEsatL_dVd) * T1; dT0_dVb = -(Abeff * dEsatL_dVb + EsatL * dAbeff_dVb) * T1; dT0_dVc = -(EsatL * dAbeff_dVc) * T1; if (selfheat) dT0_dT = -(Abeff * dEsatL_dT + dVgst2Vtm_dT) * T1; else dT0_dT = 0.0; dVdsat_dVg = T3 * dT0_dVg + T2 * dEsatL_dVg + EsatL * T0; dVdsat_dVd = T3 * dT0_dVd + T2 * dEsatL_dVd; dVdsat_dVb = T3 * dT0_dVb + T2 * dEsatL_dVb; dVdsat_dVc = T3 * dT0_dVc; if (selfheat) dVdsat_dT = T3 * dT0_dT + T2 * dEsatL_dT + EsatL * T0 * dVgst2Vtm_dT; else dVdsat_dT = 0.0; } else { tmp1 = dLambda_dVg / (Lambda * Lambda); T9 = Abeff * WVCoxRds; T8 = Abeff * T9; T7 = Vgst2Vtm * T9; T6 = Vgst2Vtm * WVCoxRds; T0 = 2.0 * Abeff * (T9 - 1.0 + 1.0 / Lambda); dT0_dVg = 2.0 * (T8 * tmp2 - Abeff * tmp1 + (2.0 * T9 + 1.0 / Lambda - 1.0) * dAbeff_dVg); /* dT0_dVb = 2.0 * (T8 * tmp3 this is equivalent to one below, but simpler + (2.0 * T9 + 1.0 / Lambda - 1.0) * dAbeff_dVg); */ dT0_dVb = 2.0 * (T8 * (2.0 / Abeff * dAbeff_dVb + tmp3) + (1.0 / Lambda - 1.0) * dAbeff_dVb); dT0_dVd = 0.0; dT0_dVc = 4.0 * T9 * dAbeff_dVc; if (selfheat) { tmp4 = dRds_dT / Rds + dvsattemp_dT / vsattemp; dT0_dT = 2.0 * T8 * tmp4; } else tmp4 = dT0_dT = 0.0; T1 = Vgst2Vtm * (2.0 / Lambda - 1.0) + Abeff * EsatL + 3.0 * T7; dT1_dVg = (2.0 / Lambda - 1.0) - 2.0 * Vgst2Vtm * tmp1 + Abeff * dEsatL_dVg + EsatL * dAbeff_dVg + 3.0 * (T9 + T7 * tmp2 + T6 * dAbeff_dVg); dT1_dVb = Abeff * dEsatL_dVb + EsatL * dAbeff_dVb + 3.0 * (T6 * dAbeff_dVb + T7 * tmp3); dT1_dVd = Abeff * dEsatL_dVd; dT1_dVc = EsatL * dAbeff_dVc + 3.0 * T6 * dAbeff_dVc; if (selfheat) { tmp4 += dVgst2Vtm_dT / Vgst2Vtm; dT1_dT = (2.0 / Lambda - 1.0) * dVgst2Vtm_dT + Abeff * dEsatL_dT + 3.0 * T7 * tmp4; } else dT1_dT = 0.0; T2 = Vgst2Vtm * (EsatL + 2.0 * T6); dT2_dVg = EsatL + Vgst2Vtm * dEsatL_dVg + T6 * (4.0 + 2.0 * Vgst2Vtm * tmp2); dT2_dVb = Vgst2Vtm * (dEsatL_dVb + 2.0 * T6 * tmp3); dT2_dVd = Vgst2Vtm * dEsatL_dVd; if (selfheat) dT2_dT = Vgst2Vtm * dEsatL_dT + EsatL * dVgst2Vtm_dT + 2.0 * T6 * (dVgst2Vtm_dT + Vgst2Vtm * tmp4); else dT2_dT = 0.0; T3 = sqrt(T1 * T1 - 2.0 * T0 * T2); Vdsat = (T1 - T3) / T0; dVdsat_dVg = (dT1_dVg - (T1 * dT1_dVg - dT0_dVg * T2 - T0 * dT2_dVg) / T3 - Vdsat * dT0_dVg) / T0; dVdsat_dVb = (dT1_dVb - (T1 * dT1_dVb - dT0_dVb * T2 - T0 * dT2_dVb) / T3 - Vdsat * dT0_dVb) / T0; dVdsat_dVd = (dT1_dVd - (T1 * dT1_dVd - T0 * dT2_dVd) / T3) / T0; dVdsat_dVc = (dT1_dVc - (T1 * dT1_dVc - dT0_dVc * T2) / T3 - Vdsat * dT0_dVc) / T0; if (selfheat) dVdsat_dT = (dT1_dT - (T1 * dT1_dT - dT0_dT * T2 - T0 * dT2_dT) / T3 - Vdsat * dT0_dT) / T0; else dVdsat_dT = 0.0; } here->B3SOIDDvdsat = Vdsat; /* Vdsatii for impact ionization */ if (pParam->B3SOIDDaii > 0.0) { if (pParam->B3SOIDDcii != 0.0) { T0 = pParam->B3SOIDDcii / sqrt(3.0) + pParam->B3SOIDDdii; /* Hard limit Vds to T0 => T4 i.e. limit T0 to 3.0 */ T1 = Vds - T0 - 0.1; T2 = sqrt(T1 * T1 + 0.4); T3 = T0 + 0.5 * (T1 + T2); dT3_dVd = 0.5 * (1.0 + T1/T2); T4 = T3 - pParam->B3SOIDDdii; T5 = pParam->B3SOIDDcii / T4; T0 = T5 * T5; dT0_dVd = - 2 * T0 / T4 * dT3_dVd; } else { T0 = dT0_dVd = 0.0; } T0 += 1.0; T3 = pParam->B3SOIDDaii + pParam->B3SOIDDbii / Leff; T4 = 1.0 / (T0 * Vgsteff + T3 * EsatL); T5 = -T4 * T4; T6 = Vgsteff * T4; T7 = EsatL * Vgsteff; Vdsatii = T7 * T4; dT4_dVg = T5 * (T0 + T3 * dEsatL_dVg); dT4_dVb = T5 * T3 * dEsatL_dVb; dT4_dVd = T5 * (Vgsteff * dT0_dVd + T3 * dEsatL_dVd); if (selfheat) dT4_dT = T5 * (T3 * dEsatL_dT); else dT4_dT = 0.0; T8 = T4 * Vgsteff; dVdsatii_dVg = T7 * dT4_dVg + T4 * (EsatL + Vgsteff * dEsatL_dVg); dVdsatii_dVb = T7 * dT4_dVb + T8 * dEsatL_dVb; dVdsatii_dVd = T7 * dT4_dVd + T8 * dEsatL_dVd; if (selfheat) dVdsatii_dT = T7 * dT4_dT + T8 * dEsatL_dT; else dVdsatii_dT = 0.0; } else { Vdsatii = Vdsat; dVdsatii_dVg = dVdsat_dVg; dVdsatii_dVb = dVdsat_dVb; dVdsatii_dVd = dVdsat_dVd; dVdsatii_dT = dVdsat_dT; } /* Effective Vds (Vdseff) Calculation */ T1 = Vdsat - Vds - pParam->B3SOIDDdelta; dT1_dVg = dVdsat_dVg; dT1_dVd = dVdsat_dVd - 1.0; dT1_dVb = dVdsat_dVb; dT1_dVc = dVdsat_dVc; dT1_dT = dVdsat_dT; T2 = sqrt(T1 * T1 + 4.0 * pParam->B3SOIDDdelta * Vdsat); T0 = T1 / T2; T3 = 2.0 * pParam->B3SOIDDdelta / T2; dT2_dVg = T0 * dT1_dVg + T3 * dVdsat_dVg; dT2_dVd = T0 * dT1_dVd + T3 * dVdsat_dVd; dT2_dVb = T0 * dT1_dVb + T3 * dVdsat_dVb; dT2_dVc = T0 * dT1_dVc + T3 * dVdsat_dVc; if (selfheat) dT2_dT = T0 * dT1_dT + T3 * dVdsat_dT; else dT2_dT = 0.0; Vdseff = Vdsat - 0.5 * (T1 + T2); dVdseff_dVg = dVdsat_dVg - 0.5 * (dT1_dVg + dT2_dVg); dVdseff_dVd = dVdsat_dVd - 0.5 * (dT1_dVd + dT2_dVd); dVdseff_dVb = dVdsat_dVb - 0.5 * (dT1_dVb + dT2_dVb); dVdseff_dVc = dVdsat_dVc - 0.5 * (dT1_dVc + dT2_dVc); if (selfheat) dVdseff_dT = dVdsat_dT - 0.5 * (dT1_dT + dT2_dT); else dVdseff_dT = 0.0; if (Vdseff > Vds) Vdseff = Vds; /* This code is added to fixed the problem caused by computer precision when Vds is very close to Vdseff. */ diffVds = Vds - Vdseff; /* Effective Vdsii for Iii calculation */ T1 = Vdsatii - Vds - pParam->B3SOIDDdelta; T2 = sqrt(T1 * T1 + 4.0 * pParam->B3SOIDDdelta * Vdsatii); T0 = T1 / T2; T3 = 2.0 * pParam->B3SOIDDdelta / T2; T4 = T0 + T3; dT2_dVg = T4 * dVdsatii_dVg; dT2_dVd = T4 * dVdsatii_dVd - T0; dT2_dVb = T4 * dVdsatii_dVb; if (selfheat) dT2_dT = T4*dVdsatii_dT; else dT2_dT = 0.0; Vdseffii = Vdsatii - 0.5 * (T1 + T2); dVdseffii_dVg = 0.5 * (dVdsatii_dVg - dT2_dVg); dVdseffii_dVd = 0.5 * (dVdsatii_dVd - dT2_dVd + 1.0); dVdseffii_dVb = 0.5 * (dVdsatii_dVb - dT2_dVb); if (selfheat) dVdseffii_dT = 0.5 * (dVdsatii_dT - dT2_dT); else dVdseffii_dT = 0.0; diffVdsii = Vds - Vdseffii; /* Calculate VAsat */ tmp4 = 1.0 - 0.5 * Abeff * Vdsat / Vgst2Vtm; T9 = WVCoxRds * Vgsteff; T8 = T9 / Vgst2Vtm; T0 = EsatL + Vdsat + 2.0 * T9 * tmp4; T7 = 2.0 * WVCoxRds * tmp4; dT0_dVg = dEsatL_dVg + dVdsat_dVg + T7 * (1.0 + tmp2 * Vgsteff) - T8 * (Abeff * dVdsat_dVg - Abeff * Vdsat / Vgst2Vtm + Vdsat * dAbeff_dVg); dT0_dVb = dEsatL_dVb + dVdsat_dVb + T7 * tmp3 * Vgsteff - T8 * (dAbeff_dVb * Vdsat + Abeff * dVdsat_dVb); dT0_dVd = dEsatL_dVd + dVdsat_dVd - T8 * Abeff * dVdsat_dVd; dT0_dVc = dVdsat_dVc - T8 * (Abeff * dVdsat_dVc + Vdsat * dAbeff_dVc); if (selfheat) { tmp4 = dRds_dT / Rds + dvsattemp_dT / vsattemp; dT0_dT = dEsatL_dT + dVdsat_dT + T7 * tmp4 * Vgsteff - T8 * (Abeff * dVdsat_dT - Abeff * Vdsat * dVgst2Vtm_dT / Vgst2Vtm); } else dT0_dT = 0.0; T9 = WVCoxRds * Abeff; T1 = 2.0 / Lambda - 1.0 + T9; dT1_dVg = -2.0 * tmp1 + WVCoxRds * (Abeff * tmp2 + dAbeff_dVg); dT1_dVb = dAbeff_dVb * WVCoxRds + T9 * tmp3; dT1_dVc = dAbeff_dVc * WVCoxRds; if (selfheat) dT1_dT = T9 * tmp4; else dT1_dT = 0.0; Vasat = T0 / T1; dVasat_dVg = (dT0_dVg - Vasat * dT1_dVg) / T1; dVasat_dVb = (dT0_dVb - Vasat * dT1_dVb) / T1; dVasat_dVd = dT0_dVd / T1; dVasat_dVc = (dT0_dVc - Vasat * dT1_dVc) / T1; if (selfheat) dVasat_dT = (dT0_dT - Vasat * dT1_dT) / T1; else dVasat_dT = 0.0; /* Calculate VACLM */ if ((pParam->B3SOIDDpclm > 0.0) && (diffVds > 1.0e-10)) { T0 = 1.0 / (pParam->B3SOIDDpclm * Abeff * pParam->B3SOIDDlitl); dT0_dVb = -T0 / Abeff * dAbeff_dVb; dT0_dVg = -T0 / Abeff * dAbeff_dVg; dT0_dVc = -T0 / Abeff * dAbeff_dVc; T2 = Vgsteff / EsatL; T1 = Leff * (Abeff + T2); dT1_dVg = Leff * ((1.0 - T2 * dEsatL_dVg) / EsatL + dAbeff_dVg); dT1_dVb = Leff * (dAbeff_dVb - T2 * dEsatL_dVb / EsatL); dT1_dVd = -T2 * dEsatL_dVd / Esat; dT1_dVc = Leff * dAbeff_dVc; if (selfheat) dT1_dT = -T2 * dEsatL_dT / Esat; else dT1_dT = 0.0; T9 = T0 * T1; VACLM = T9 * diffVds; dVACLM_dVg = T0 * dT1_dVg * diffVds - T9 * dVdseff_dVg + T1 * diffVds * dT0_dVg; dVACLM_dVb = (dT0_dVb * T1 + T0 * dT1_dVb) * diffVds - T9 * dVdseff_dVb; dVACLM_dVd = T0 * dT1_dVd * diffVds + T9 * (1.0 - dVdseff_dVd); dVACLM_dVc = (T1 * dT0_dVc + T0 * dT1_dVc) * diffVds - T9 * dVdseff_dVc; if (selfheat) dVACLM_dT = T0 * dT1_dT * diffVds - T9 * dVdseff_dT; else dVACLM_dT = 0.0; } else { VACLM = MAX_EXP; dVACLM_dVd = dVACLM_dVg = dVACLM_dVb = dVACLM_dVc = dVACLM_dT = 0.0; } /* Calculate VADIBL */ if (pParam->B3SOIDDthetaRout > 0.0) { T8 = Abeff * Vdsat; T0 = Vgst2Vtm * T8; T1 = Vgst2Vtm + T8; dT0_dVg = Vgst2Vtm * Abeff * dVdsat_dVg + T8 + Vgst2Vtm * Vdsat * dAbeff_dVg; dT1_dVg = 1.0 + Abeff * dVdsat_dVg + Vdsat * dAbeff_dVg; dT1_dVb = dAbeff_dVb * Vdsat + Abeff * dVdsat_dVb; dT0_dVb = Vgst2Vtm * dT1_dVb; dT1_dVd = Abeff * dVdsat_dVd; dT0_dVd = Vgst2Vtm * dT1_dVd; dT1_dVc = (Abeff * dVdsat_dVc + Vdsat * dAbeff_dVc); dT0_dVc = Vgst2Vtm * dT1_dVc; if (selfheat) { dT0_dT = dVgst2Vtm_dT * T8 + Abeff * Vgst2Vtm * dVdsat_dT; dT1_dT = dVgst2Vtm_dT + Abeff * dVdsat_dT; } else dT0_dT = dT1_dT = 0.0; T9 = T1 * T1; T2 = pParam->B3SOIDDthetaRout; VADIBL = (Vgst2Vtm - T0 / T1) / T2; dVADIBL_dVg = (1.0 - dT0_dVg / T1 + T0 * dT1_dVg / T9) / T2; dVADIBL_dVb = (-dT0_dVb / T1 + T0 * dT1_dVb / T9) / T2; dVADIBL_dVd = (-dT0_dVd / T1 + T0 * dT1_dVd / T9) / T2; dVADIBL_dVc = (-dT0_dVc / T1 + T0 * dT1_dVc / T9) / T2; if (selfheat) dVADIBL_dT = (dVgst2Vtm_dT - dT0_dT/T1 + T0*dT1_dT/T9) / T2; else dVADIBL_dT = 0.0; T7 = pParam->B3SOIDDpdiblb * Vbseff; if (T7 >= -0.9) { T3 = 1.0 / (1.0 + T7); VADIBL *= T3; dVADIBL_dVg *= T3; dVADIBL_dVb = (dVADIBL_dVb - VADIBL * pParam->B3SOIDDpdiblb) * T3; dVADIBL_dVd *= T3; dVADIBL_dVc *= T3; if (selfheat) dVADIBL_dT *= T3; else dVADIBL_dT = 0.0; } else /* Added to avoid the discontinuity problem caused by pdiblcb */ { T4 = 1.0 / (0.8 + T7); T3 = (17.0 + 20.0 * T7) * T4; dVADIBL_dVg *= T3; dVADIBL_dVb = dVADIBL_dVb * T3 - VADIBL * pParam->B3SOIDDpdiblb * T4 * T4; dVADIBL_dVd *= T3; dVADIBL_dVc *= T3; if (selfheat) dVADIBL_dT *= T3; else dVADIBL_dT = 0.0; VADIBL *= T3; } } else { VADIBL = MAX_EXP; dVADIBL_dVd = dVADIBL_dVg = dVADIBL_dVb = dVADIBL_dVc = dVADIBL_dT = 0.0; } /* Calculate VA */ T8 = pParam->B3SOIDDpvag / EsatL; T9 = T8 * Vgsteff; if (T9 > -0.9) { T0 = 1.0 + T9; dT0_dVg = T8 * (1.0 - Vgsteff * dEsatL_dVg / EsatL); dT0_dVb = -T9 * dEsatL_dVb / EsatL; dT0_dVd = -T9 * dEsatL_dVd / EsatL; if (selfheat) dT0_dT = -T9 * dEsatL_dT / EsatL; else dT0_dT = 0.0; } else /* Added to avoid the discontinuity problems caused by pvag */ { T1 = 1.0 / (17.0 + 20.0 * T9); T0 = (0.8 + T9) * T1; T1 *= T1; dT0_dVg = T8 * (1.0 - Vgsteff * dEsatL_dVg / EsatL) * T1; T9 *= T1 / EsatL; dT0_dVb = -T9 * dEsatL_dVb; dT0_dVd = -T9 * dEsatL_dVd; if (selfheat) dT0_dT = -T9 * dEsatL_dT; else dT0_dT = 0.0; } tmp1 = VACLM * VACLM; tmp2 = VADIBL * VADIBL; tmp3 = VACLM + VADIBL; T1 = VACLM * VADIBL / tmp3; tmp3 *= tmp3; dT1_dVg = (tmp1 * dVADIBL_dVg + tmp2 * dVACLM_dVg) / tmp3; dT1_dVd = (tmp1 * dVADIBL_dVd + tmp2 * dVACLM_dVd) / tmp3; dT1_dVb = (tmp1 * dVADIBL_dVb + tmp2 * dVACLM_dVb) / tmp3; dT1_dVc = (tmp1 * dVADIBL_dVc + tmp2 * dVACLM_dVc) / tmp3; if (selfheat) dT1_dT = (tmp1 * dVADIBL_dT + tmp2 * dVACLM_dT ) / tmp3; else dT1_dT = 0.0; Va = Vasat + T0 * T1; dVa_dVg = dVasat_dVg + T1 * dT0_dVg + T0 * dT1_dVg; dVa_dVd = dVasat_dVd + T1 * dT0_dVd + T0 * dT1_dVd; dVa_dVb = dVasat_dVb + T1 * dT0_dVb + T0 * dT1_dVb; dVa_dVc = dVasat_dVc + T0 * dT1_dVc; if (selfheat) dVa_dT = dVasat_dT + T1 * dT0_dT + T0 * dT1_dT; else dVa_dT = 0.0; /* Calculate Ids */ CoxWovL = model->B3SOIDDcox * Weff / Leff; beta = ueff * CoxWovL; dbeta_dVg = CoxWovL * dueff_dVg + beta * dWeff_dVg / Weff; dbeta_dVd = CoxWovL * dueff_dVd; dbeta_dVb = CoxWovL * dueff_dVb + beta * dWeff_dVb / Weff; if (selfheat) dbeta_dT = CoxWovL * dueff_dT; else dbeta_dT = 0.0; T0 = 1.0 - 0.5 * Abeff * Vdseff / Vgst2Vtm; dT0_dVg = -0.5 * (Abeff * dVdseff_dVg - Abeff * Vdseff / Vgst2Vtm + Vdseff * dAbeff_dVg) / Vgst2Vtm; dT0_dVd = -0.5 * Abeff * dVdseff_dVd / Vgst2Vtm; dT0_dVb = -0.5 * (Abeff * dVdseff_dVb + dAbeff_dVb * Vdseff) / Vgst2Vtm; dT0_dVc = -0.5 * (Abeff * dVdseff_dVc + dAbeff_dVc * Vdseff) / Vgst2Vtm; if (selfheat) dT0_dT = -0.5 * (Abeff * dVdseff_dT - Abeff * Vdseff / Vgst2Vtm * dVgst2Vtm_dT) / Vgst2Vtm; else dT0_dT = 0.0; fgche1 = Vgsteff * T0; dfgche1_dVg = Vgsteff * dT0_dVg + T0; dfgche1_dVd = Vgsteff * dT0_dVd; dfgche1_dVb = Vgsteff * dT0_dVb; dfgche1_dVc = Vgsteff * dT0_dVc; if (selfheat) dfgche1_dT = Vgsteff * dT0_dT; else dfgche1_dT = 0.0; T9 = Vdseff / EsatL; fgche2 = 1.0 + T9; dfgche2_dVg = (dVdseff_dVg - T9 * dEsatL_dVg) / EsatL; dfgche2_dVd = (dVdseff_dVd - T9 * dEsatL_dVd) / EsatL; dfgche2_dVb = (dVdseff_dVb - T9 * dEsatL_dVb) / EsatL; dfgche2_dVc = (dVdseff_dVc) / EsatL; if (selfheat) dfgche2_dT = (dVdseff_dT - T9 * dEsatL_dT) / EsatL; else dfgche2_dT = 0.0; gche = beta * fgche1 / fgche2; dgche_dVg = (beta * dfgche1_dVg + fgche1 * dbeta_dVg - gche * dfgche2_dVg) / fgche2; dgche_dVd = (beta * dfgche1_dVd + fgche1 * dbeta_dVd - gche * dfgche2_dVd) / fgche2; dgche_dVb = (beta * dfgche1_dVb + fgche1 * dbeta_dVb - gche * dfgche2_dVb) / fgche2; dgche_dVc = (beta * dfgche1_dVc - gche * dfgche2_dVc) / fgche2; if (selfheat) dgche_dT = (beta * dfgche1_dT + fgche1 * dbeta_dT - gche * dfgche2_dT) / fgche2; else dgche_dT = 0.0; T0 = 1.0 + gche * Rds; T9 = Vdseff / T0; Idl = gche * T9; /* Whoa, these formulas for the derivatives of Idl are convoluted, but I verified them to be correct */ dIdl_dVg = (gche * dVdseff_dVg + T9 * dgche_dVg) / T0 - Idl * gche / T0 * dRds_dVg ; dIdl_dVd = (gche * dVdseff_dVd + T9 * dgche_dVd) / T0; dIdl_dVb = (gche * dVdseff_dVb + T9 * dgche_dVb - Idl * dRds_dVb * gche) / T0; dIdl_dVc = (gche * dVdseff_dVc + T9 * dgche_dVc) / T0; if (selfheat) dIdl_dT = (gche * dVdseff_dT + T9 * dgche_dT - Idl * dRds_dT * gche) / T0; else dIdl_dT = 0.0; T9 = diffVds / Va; T0 = 1.0 + T9; here->B3SOIDDids = Ids = Idl * T0; Gm0 = T0 * dIdl_dVg - Idl * (dVdseff_dVg + T9 * dVa_dVg) / Va; Gds0 = T0 * dIdl_dVd + Idl * (1.0 - dVdseff_dVd - T9 * dVa_dVd) / Va; Gmb0 = T0 * dIdl_dVb - Idl * (dVdseff_dVb + T9 * dVa_dVb) / Va; Gmc = T0 * dIdl_dVc - Idl * (dVdseff_dVc + T9 * dVa_dVc) / Va; if (selfheat) GmT0 = T0 * dIdl_dT - Idl * (dVdseff_dT + T9 * dVa_dT) / Va; else GmT0 = 0.0; /* This includes all dependencies from Vgsteff, Vbseff, Vcs */ Gm = Gm0 * dVgsteff_dVg + Gmb0 * dVbseff_dVg + Gmc * dVcs_dVg; Gmb = Gm0 * dVgsteff_dVb + Gmb0 * dVbseff_dVb + Gmc * dVcs_dVb; Gds = Gm0 * dVgsteff_dVd + Gmb0 * dVbseff_dVd + Gmc * dVcs_dVd + Gds0; Gme = Gm0 * dVgsteff_dVe + Gmb0 * dVbseff_dVe + Gmc * dVcs_dVe; if (selfheat) GmT = Gm0 * dVgsteff_dT + Gmb0 * dVbseff_dT + Gmc * dVcs_dT + GmT0; else GmT = 0.0; /* calculate substrate current Iii */ T2 = pParam->B3SOIDDalpha1 + pParam->B3SOIDDalpha0 / Leff; if ((T2 <= 0.0) || (pParam->B3SOIDDbeta0 <= 0.0)) { Giig = Giib = Giid = Giie = GiiT = 0.0; here->B3SOIDDiii = Iii = 0.0; } else { T5 = pParam->B3SOIDDbeta0; if (diffVdsii > T5 / EXP_THRESHOLD) { T0 = -T5 / diffVdsii; T10 = T0 / diffVdsii; dT0_dVg = T10 * dVdseffii_dVg; T1 = T2 * diffVdsii * exp(T0); T3 = T1 / diffVdsii * (T0 - 1.0); dT1_dVg = T1 * (dT0_dVg - dVdseffii_dVg / diffVdsii); dT1_dVd = -T3 * (1.0 - dVdseffii_dVd); dT1_dVb = T3 * dVdseffii_dVb; if (selfheat) dT1_dT = T3 * dVdseffii_dT; else dT1_dT = 0.0; } else { T3 = T2 * MIN_EXP; T1 = T3 * diffVdsii; dT1_dVg = -T3 * dVdseffii_dVg; dT1_dVd = T3 * (1.0 - dVdseffii_dVd); dT1_dVb = -T3 * dVdseffii_dVb; if (selfheat) dT1_dT = -T3 * dVdseffii_dT; else dT1_dT = 0.0; } here->B3SOIDDiii = Iii = T1 * Ids; T2 = T1 * Gm0 + Ids * dT1_dVg; T3 = T1 * Gds0 + Ids * dT1_dVd; T4 = T1 * Gmb0 + Ids * dT1_dVb; T5 = T1 * Gmc; if (selfheat) T6 = T1 * GmT0 + Ids * dT1_dT; else T6 = 0.0; Giig = T2 * dVgsteff_dVg + T4 * dVbseff_dVg + T5 * dVcs_dVg; Giib = T2 * dVgsteff_dVb + T4 * dVbseff_dVb + T5 * dVcs_dVb; Giid = T2 * dVgsteff_dVd + T4 * dVbseff_dVd + T5 * dVcs_dVd + T3; Giie = T2 * dVgsteff_dVe + T4 * dVbseff_dVe + T5 * dVcs_dVe; if (selfheat) GiiT = T2 * dVgsteff_dT + T4 * dVbseff_dT + T5 * dVcs_dT + T6; else GiiT = 0.0; } /* calculate GIDL current */ T0 = 3 * model->B3SOIDDtox; /* For drain side */ T1 = (Vds - Vgs_eff - pParam->B3SOIDDngidl) / T0; if ((pParam->B3SOIDDagidl <= 0.0) || (pParam->B3SOIDDbgidl <= 0.0) || (T1 <= 0.0)) { Idgidl = Gdgidld = Gdgidlg = 0.0; } else { dT1_dVd = 1 / T0; dT1_dVg = - dT1_dVd * dVgs_eff_dVg; T2 = pParam->B3SOIDDbgidl / T1; if (T2 < EXP_THRESHOLD) { Idgidl = pParam->B3SOIDDweff * pParam->B3SOIDDagidl * T1 * exp(-T2); T3 = Idgidl / T1 * (T2 + 1); Gdgidld = T3 * dT1_dVd; Gdgidlg = T3 * dT1_dVg; } else { T3 = pParam->B3SOIDDweff * pParam->B3SOIDDagidl * MIN_EXP; Idgidl = T3 * T1 ; Gdgidld = T3 * dT1_dVd; Gdgidlg = T3 * dT1_dVg; } } here->B3SOIDDigidl = Idgidl; /* For source side */ T1 = (- Vgs_eff - pParam->B3SOIDDngidl) / T0; if ((pParam->B3SOIDDagidl <= 0.0) || (pParam->B3SOIDDbgidl <= 0.0) || (T1 <= 0.0)) { Isgidl = Gsgidlg = 0; } else { dT1_dVg = - dVgs_eff_dVg / T0; T2 = pParam->B3SOIDDbgidl / T1; if (T2 < EXP_THRESHOLD) { Isgidl = pParam->B3SOIDDweff * pParam->B3SOIDDagidl * T1 * exp(-T2); T3 = Isgidl / T1 * (T2 + 1); Gsgidlg = T3 * dT1_dVg; } else { T3 = pParam->B3SOIDDweff * pParam->B3SOIDDagidl * MIN_EXP; Isgidl = T3 * T1 ; Gsgidlg = T3 * dT1_dVg; } } /* calculate diode and BJT current */ WTsi = pParam->B3SOIDDweff * model->B3SOIDDtsi; NVtm1 = Vtm * pParam->B3SOIDDndiode; NVtm2 = Vtm * pParam->B3SOIDDntun; /* Create exponents first */ T0 = Vbs / NVtm1; if (T0 < 30) { ExpVbs1 = exp(T0); dExpVbs1_dVb = ExpVbs1 / NVtm1; if (selfheat) dExpVbs1_dT = - T0 * ExpVbs1 / Temp; } else { T1 = 1.0686e13; /* exp(30) */ dExpVbs1_dVb = T1 / NVtm1; ExpVbs1 = dExpVbs1_dVb * Vbs - 29.0 * T1; if (selfheat) dExpVbs1_dT = - dExpVbs1_dVb * Vbs / Temp; } T0 = Vbd / NVtm1; if (T0 < 30) { ExpVbd1 = exp(T0); dExpVbd1_dVb = ExpVbd1 / NVtm1; if (selfheat) dExpVbd1_dT = - T0 * ExpVbd1 / Temp; } else { T1 = 1.0686e13; /* exp(30) */ dExpVbd1_dVb = T1 / NVtm1; ExpVbd1 = dExpVbd1_dVb * Vbd - 29.0 * T1; if (selfheat) dExpVbd1_dT = - dExpVbd1_dVb * Vbd / Temp; } if (jtun > 0.0) { T0 = -Vbs / NVtm2; if (T0 < 30) { ExpVbs4 = exp(T0); dExpVbs4_dVb = - ExpVbs4 / NVtm2; if (selfheat) dExpVbs4_dT = - T0 * ExpVbs4 / Temp; } else { T1 = 1.0686e13; /* exp(30) */ dExpVbs4_dVb = - T1 / NVtm2; ExpVbs4 = dExpVbs4_dVb * Vbs - 29.0 * T1; if (selfheat) dExpVbs4_dT = - dExpVbs4_dVb * Vbs / Temp; } T0 = -Vbd / NVtm2; if (T0 < 30) { ExpVbd4 = exp(T0); dExpVbd4_dVb = - ExpVbd4 / NVtm2; if (selfheat) dExpVbd4_dT = - T0 * ExpVbd4 / Temp; } else { T1 = 1.0686e13; /* exp(30) */ dExpVbd4_dVb = - T1 / NVtm2; ExpVbd4 = dExpVbd4_dVb * Vbd - 29.0 * T1; if (selfheat) dExpVbd4_dT = - dExpVbd4_dVb * Vbd / Temp; } } /* Ibs1 / Ibd1 */ if (jdif == 0.0) { Ibs1 = dIbs1_dVb = dIbs1_dT = 0.0; Ibd1 = dIbd1_dVd = dIbd1_dVb = dIbd1_dT = 0.0; } else { T5 = WTsi * jdif; Ibs1 = T5 * (ExpVbs1 - 1.0); dIbs1_dVb = T5 * dExpVbs1_dVb; if (selfheat) dIbs1_dT = Ibs1 / jdif * djdif_dT + T5 * dExpVbs1_dT; Ibd1 = T5 * (ExpVbd1 - 1.0); dIbd1_dVb = T5 * dExpVbd1_dVb; dIbd1_dVd = -dIbd1_dVb; if (selfheat) dIbd1_dT = Ibd1 / jdif * djdif_dT + T5 * dExpVbd1_dT; } /* Ibs2 */ if (jrec == 0.0) { Ibs2 = dIbs2_dVb = dIbs2_dT = 0.0; Ibd2 = dIbd2_dVb = dIbd2_dVd = dIbd2_dT = 0.0; } else { ExpVbs2 = sqrt(ExpVbs1); if (ExpVbs2 > 1e-20) { dExpVbs2_dVb = 0.5 / ExpVbs2 * dExpVbs1_dVb; if (selfheat) dExpVbs2_dT = 0.5 / ExpVbs2 * dExpVbs1_dT; } else { dExpVbs2_dVb = dExpVbs2_dT = 0.0; } ExpVbd2 = sqrt(ExpVbd1); if (ExpVbd2 > 1e-20) { dExpVbd2_dVb = 0.5 / ExpVbd2 * dExpVbd1_dVb; if (selfheat) dExpVbd2_dT = 0.5 / ExpVbd2 * dExpVbd1_dT; } else { dExpVbd2_dVb = dExpVbd2_dT = 0.0; } T8 = WTsi * jrec; T9 = 0.5 * T8 / NVtm1; Ibs2 = T8 * (ExpVbs2 - 1.0); dIbs2_dVb = T8 * dExpVbs2_dVb; if (selfheat) dIbs2_dT = Ibs2 / jrec * djrec_dT + T8 * dExpVbs2_dT; T8 = WTsi * jrec; T9 = 0.5 * T8 / NVtm1; Ibd2 = T8 * (ExpVbd2 - 1.0); dIbd2_dVb = T8 * dExpVbd2_dVb; dIbd2_dVd = -dIbd2_dVb; if (selfheat) dIbd2_dT = Ibd2 / jrec * djrec_dT + T8 * dExpVbd2_dT; } /* Ibjt */ if ((here->B3SOIDDbjtoff == 1) || (Vds == 0.0) || (jbjt == 0.0)) { Ibs3 = dIbs3_dVb = dIbs3_dVd = dIbs3_dT = 0.0; Ibd3 = dIbd3_dVb = dIbd3_dVd = dIbd3_dT = 0.0; here->B3SOIDDic = Ic = Gcd = Gcb = GcT = 0.0; } else { T0 = Leff - pParam->B3SOIDDkbjt1 * Vds; T1 = T0 / pParam->B3SOIDDedl; dT1_dVd = - pParam->B3SOIDDkbjt1 / pParam->B3SOIDDedl; if (T1 < 1e-3) /* Limit to 1/2e4 */ { T2 = 1.0 / (3.0 - 2.0e3 * T1); T1 = (2.0e-3 - T1) * T2; dT1_dVd *= T2 * T2; } else if (T1 > 1.0) { T1 = 1.0; dT1_dVd = 0.0; } BjtA = 1 - 0.5 * T1 * T1; dBjtA_dVd = - T1 * dT1_dVd; T5 = WTsi * jbjt; Ibjt = T5 * (ExpVbs1 - ExpVbd1); dIbjt_dVb = T5 * (dExpVbs1_dVb - dExpVbd1_dVb); dIbjt_dVd = T5 * dExpVbd1_dVb; if (selfheat) dIbjt_dT = T5 * (dExpVbs1_dT - dExpVbd1_dT) + Ibjt / jbjt * djbjt_dT; T3 = (1.0 - BjtA) * T5; T4 = - T5 * dBjtA_dVd; Ibs3 = T3 * ExpVbs1; dIbs3_dVb = T3 * dExpVbs1_dVb; dIbs3_dVd = T4 * ExpVbs1; if (selfheat) dIbs3_dT = Ibs3 / jbjt * djbjt_dT + T3 * dExpVbs1_dT; Ibd3 = T3 * ExpVbd1; dIbd3_dVb = T3 * dExpVbd1_dVb; dIbd3_dVd = T4 * ExpVbd1 - dIbd3_dVb; if (selfheat) dIbd3_dT = Ibd3 / jbjt * djbjt_dT + T3 * dExpVbd1_dT; here->B3SOIDDic = Ic = Ibjt - Ibs3 + Ibd3; Gcd = dIbjt_dVd - dIbs3_dVd + dIbd3_dVd; Gcb = dIbjt_dVb - dIbs3_dVb + dIbd3_dVb; if (selfheat) GcT = dIbjt_dT - dIbs3_dT + dIbd3_dT; else GcT = 0.0; } if (jtun == 0.0) { Ibs4 = dIbs4_dVb = dIbs4_dT = 0.0; Ibd4 = dIbd4_dVb = dIbd4_dVd = dIbd4_dT = 0.0; } else { T5 = WTsi * jtun; Ibs4 = T5 * (1.0 - ExpVbs4); dIbs4_dVb = - T5 * dExpVbs4_dVb; if (selfheat) dIbs4_dT = Ibs4 / jtun * djtun_dT - T5 * dExpVbs4_dT; Ibd4 = T5 * (1.0 - ExpVbd4); dIbd4_dVb = - T5 * dExpVbd4_dVb; dIbd4_dVd = -dIbd4_dVb; if (selfheat) dIbd4_dT = Ibd4 / jtun * djtun_dT - T5 * dExpVbd4_dT; } here->B3SOIDDdum1 = Ibs3 + Ibd4; here->B3SOIDDdum2 = Ibs1; here->B3SOIDDdum3 = Ibjt; here->B3SOIDDdum4 = Ic; here->B3SOIDDitun = - Ibd3 - Ibd4; here->B3SOIDDibs = Ibs = Ibs1 + Ibs2 + Ibs3 + Ibs4; here->B3SOIDDibd = Ibd = Ibd1 + Ibd2 + Ibd3 + Ibd4; Gjsb = dIbs1_dVb + dIbs2_dVb + dIbs3_dVb + dIbs4_dVb; Gjsd = dIbs3_dVd; if (selfheat) GjsT = dIbs1_dT + dIbs2_dT + dIbs3_dT + dIbs4_dT; else GjsT = 0.0; Gjdb = dIbd1_dVb + dIbd2_dVb + dIbd3_dVb + dIbd4_dVb; Gjdd = dIbd1_dVd + dIbd2_dVd + dIbd3_dVd + dIbd4_dVd; if (selfheat) GjdT = dIbd1_dT + dIbd2_dT + dIbd3_dT + dIbd4_dT; else GjdT = 0.0; /* Current through body resistor */ /* Current going out is +ve */ if ((here->B3SOIDDbodyMod == 0) || (here->B3SOIDDbodyMod == 2)) { Ibp = Gbpbs = Gbpgs = Gbpds = Gbpes = Gbpps = GbpT = 0.0; } else { /* here->B3SOIDDbodyMod == 1 */ if (pParam->B3SOIDDrbody < 1e-30) { if (here->B3SOIDDrbodyext <= 1e-30) T0 = 1.0 / 1e-30; else T0 = 1.0 / here->B3SOIDDrbodyext; Ibp = Vbp * T0; Gbpbs = T0 * dVbp_dVb; Gbpps = T0 * dVbp_dVp; Gbpgs = T0 * dVbp_dVg; Gbpds = T0 * dVbp_dVd; Gbpes = 0.0; if (selfheat) GbpT = T0 * dVbp_dT; else GbpT = 0.0; } else { T0 = 1.0 / pParam->B3SOIDDrbody; if (Vbp >= 0.0) { T1 = sqrt(Vcs); T3 = T1 * T0; T5 = 1.0 + here->B3SOIDDrbodyext * T3; T6 = T3 / T5; T2 = 0.5 * T0 / T1; T7 = T2 / (T5 * T5); Ibp = Vbp * T6; /* Whoa, again these derivatives are convoluted, but correct */ Gbpbs = T6 * dVbp_dVb + Vbp * T7 * dVcs_dVb; Gbpps = T6 * dVbp_dVp; Gbpgs = T6 * dVbp_dVg + Vbp * T7 * dVcs_dVg; Gbpds = T6 * dVbp_dVg + Vbp * T7 * dVcs_dVd; Gbpes = T6 * dVbp_dVg + Vbp * T7 * dVcs_dVe; if (selfheat) GbpT = T6 * dVbp_dT + Vbp * T7 * dVcs_dT; else GbpT = 0.0; } else { T1 = sqrt(Vpsdio - Vbs0eff); T3 = T1 * T0; T5 = 1.0 + here->B3SOIDDrbodyext * T3; T6 = T3 / T5; T2 = 0.5 * T0 / T1; Ibp = Vbp * T6; T7 = T2 / (T5 * T5); Gbpbs = T6 * dVbp_dVb; Gbpps = T6 * dVbp_dVp + Vbp * T7 * dVpsdio_dVp; Gbpgs = Vbp * T7 * (dVpsdio_dVg - dVbs0eff_dVg); Gbpds = Vbp * T7 * (dVpsdio_dVd - dVbs0eff_dVd); Gbpes = Vbp * T7 * (dVpsdio_dVe - dVbs0eff_dVe); if (selfheat) GbpT = Vbp * T7 * (dVpsdio_dT - dVbs0eff_dT); else GbpT = 0.0; } } } here->B3SOIDDibp = Ibp; here->B3SOIDDgbpbs = Gbpbs; here->B3SOIDDgbpgs = Gbpgs; here->B3SOIDDgbpds = Gbpds; here->B3SOIDDgbpes = Gbpes; here->B3SOIDDgbpps = Gbpps; if (selfheat) here->B3SOIDDgbpT = GbpT; else { GbpT = 0.0; here->B3SOIDDgbpT = 0.0; } here->B3SOIDDcbodcon = Ibp - (Gbpbs * Vbs + Gbpgs * Vgs + Gbpds * Vds + Gbpes * Ves + Gbpps * Vps + GbpT * delTemp); /* Current going out of drainprime node into the drain of device */ /* "node" means the SPICE circuit node */ here->B3SOIDDcdrain = Ids + Ic; here->B3SOIDDcd = Ids + Ic - Ibd + Iii + Idgidl; here->B3SOIDDcb = Ibs + Ibd + Ibp - Iii - Idgidl - Isgidl; here->B3SOIDDgds = Gds + Gcd; here->B3SOIDDgm = Gm; here->B3SOIDDgmbs = Gmb + Gcb; here->B3SOIDDgme = Gme; if (selfheat) here->B3SOIDDgmT = GmT + GcT; else here->B3SOIDDgmT = 0.0; /* note that sign is switched because power flows out of device into the temperature node. Currently ommit self-heating due to bipolar current because it can cause convergence problem*/ here->B3SOIDDgtempg = -Gm * Vds; here->B3SOIDDgtempb = -Gmb * Vds; here->B3SOIDDgtempe = -Gme * Vds; here->B3SOIDDgtempT = -GmT * Vds; here->B3SOIDDgtempd = -Gds * Vds - Ids; here->B3SOIDDcth = - Ids * Vds - model->B3SOIDDtype * (here->B3SOIDDgtempg * Vgs + here->B3SOIDDgtempb * Vbs + here->B3SOIDDgtempe * Ves + here->B3SOIDDgtempd * Vds) - here->B3SOIDDgtempT * delTemp; /* Body current which flows into drainprime node from the drain of device */ here->B3SOIDDgjdb = Gjdb - Giib; here->B3SOIDDgjdd = Gjdd - (Giid + Gdgidld); here->B3SOIDDgjdg = - (Giig + Gdgidlg); here->B3SOIDDgjde = - Giie; if (selfheat) here->B3SOIDDgjdT = GjdT - GiiT; else here->B3SOIDDgjdT = 0.0; here->B3SOIDDcjd = Ibd - Iii - Idgidl - here->B3SOIDDminIsub/2 - (here->B3SOIDDgjdb * Vbs + here->B3SOIDDgjdd * Vds + here->B3SOIDDgjdg * Vgs + here->B3SOIDDgjde * Ves + here->B3SOIDDgjdT * delTemp); /* Body current which flows into sourceprime node from the source of device */ here->B3SOIDDgjsb = Gjsb; here->B3SOIDDgjsd = Gjsd; here->B3SOIDDgjsg = - Gsgidlg; if (selfheat) here->B3SOIDDgjsT = GjsT; else here->B3SOIDDgjsT = 0.0; here->B3SOIDDcjs = Ibs - Isgidl - here->B3SOIDDminIsub/2 - (here->B3SOIDDgjsb * Vbs + here->B3SOIDDgjsd * Vds + here->B3SOIDDgjsg * Vgs + here->B3SOIDDgjsT * delTemp); /* Current flowing into body node */ here->B3SOIDDgbbs = Giib - Gjsb - Gjdb - Gbpbs; here->B3SOIDDgbgs = Giig + Gdgidlg + Gsgidlg - Gbpgs; here->B3SOIDDgbds = Giid + Gdgidld - Gjsd - Gjdd - Gbpds; here->B3SOIDDgbes = Giie - Gbpes; here->B3SOIDDgbps = - Gbpps; if (selfheat) here->B3SOIDDgbT = GiiT - GjsT - GjdT - GbpT; else here->B3SOIDDgbT = 0.0; here->B3SOIDDcbody = Iii + Idgidl + Isgidl - Ibs - Ibd - Ibp + here->B3SOIDDminIsub - (here->B3SOIDDgbbs * Vbs + here->B3SOIDDgbgs * Vgs + here->B3SOIDDgbds * Vds + here->B3SOIDDgbps * Vps + here->B3SOIDDgbes * Ves + here->B3SOIDDgbT * delTemp); /* Calculate Qinv for Noise analysis */ T1 = Vgsteff * (1.0 - 0.5 * Abeff * Vdseff / Vgst2Vtm); here->B3SOIDDqinv = -model->B3SOIDDcox * pParam->B3SOIDDweff * Leff * T1; /* Begin CV (charge) model */ if ((model->B3SOIDDxpart < 0) || (!ChargeComputationNeeded)) { qgate = qdrn = qsrc = qbody = 0.0; here->B3SOIDDcggb = here->B3SOIDDcgsb = here->B3SOIDDcgdb = 0.0; here->B3SOIDDcdgb = here->B3SOIDDcdsb = here->B3SOIDDcddb = 0.0; here->B3SOIDDcbgb = here->B3SOIDDcbsb = here->B3SOIDDcbdb = 0.0; goto finished; } else { CoxWL = model->B3SOIDDcox * pParam->B3SOIDDweffCV * pParam->B3SOIDDleffCV; /* By using this Vgsteff,cv, discontinuity in moderate inversion charges can be avoid. However, in capMod=3, Vdsat from IV is used. The dVdsat_dVg is referred to the IV Vgsteff and therefore induces error in the charges derivatives. Fortunately, Vgsteff,iv and Vgsteff,cv are different only in subthreshold where Qsubs is neglectible. So the errors in derivatives is not a serious problem */ if ((VgstNVt > -EXP_THRESHOLD) && (VgstNVt < EXP_THRESHOLD)) { ExpVgst *= ExpVgst; Vgsteff = n * Vtm * log(1.0 + ExpVgst); T0 = ExpVgst / (1.0 + ExpVgst); T1 = -T0 * (dVth_dVb + Vgst / n * dn_dVb) + Vgsteff / n * dn_dVb; dVgsteff_dVd = -T0 * (dVth_dVd + Vgst / n * dn_dVd) + Vgsteff / n * dn_dVd + T1 * dVbseff_dVd; dVgsteff_dVg = T0 * dVgs_eff_dVg + T1 * dVbseff_dVg; dVgsteff_dVb = T1 * dVbseff_dVb; dVgsteff_dVe = T1 * dVbseff_dVe; if (selfheat) dVgsteff_dT = -T0 * (dVth_dT + Vgst / Temp) + Vgsteff / Temp + T1 * dVbseff_dT; else dVgsteff_dT = 0.0; } Vfb = Vth - phi - pParam->B3SOIDDk1 * sqrtPhis; dVfb_dVb = dVth_dVb - pParam->B3SOIDDk1 * dsqrtPhis_dVb; dVfb_dVd = dVth_dVd; dVfb_dT = dVth_dT; if ((model->B3SOIDDcapMod == 2) || (model->B3SOIDDcapMod == 3)) { /* Necessary because charge behaviour very strange at Vgsteff = 0 */ Vgsteff += 1e-4; /* Something common in capMod 2 and 3 */ V3 = Vfb - Vgs_eff + Vbseff - DELTA_3; if (Vfb <= 0.0) { T0 = sqrt(V3 * V3 - 4.0 * DELTA_3 * Vfb); T2 = -DELTA_3 / T0; } else { T0 = sqrt(V3 * V3 + 4.0 * DELTA_3 * Vfb); T2 = DELTA_3 / T0; } T1 = 0.5 * (1.0 + V3 / T0); Vfbeff = Vfb - 0.5 * (V3 + T0); dVfbeff_dVd = (1.0 - T1 - T2) * dVfb_dVd; dVfbeff_dVb = (1.0 - T1 - T2) * dVfb_dVb - T1; dVfbeff_dVrg = T1 * dVgs_eff_dVg; if (selfheat) dVfbeff_dT = (1.0 - T1 - T2) * dVfb_dT; else dVfbeff_dT = 0.0; Qac0 = -CoxWL * (Vfbeff - Vfb); dQac0_dVrg = -CoxWL * dVfbeff_dVrg; dQac0_dVd = -CoxWL * (dVfbeff_dVd - dVfb_dVd); dQac0_dVb = -CoxWL * (dVfbeff_dVb - dVfb_dVb); if (selfheat) dQac0_dT = -CoxWL * (dVfbeff_dT - dVfb_dT); else dQac0_dT = 0.0; T0 = 0.5 * K1; T3 = Vgs_eff - Vfbeff - Vbseff - Vgsteff; if (pParam->B3SOIDDk1 == 0.0) { T1 = 0.0; T2 = 0.0; } else if (T3 < 0.0) { T1 = T0 + T3 / pParam->B3SOIDDk1; T2 = CoxWL; } else { T1 = sqrt(T0 * T0 + T3); T2 = CoxWL * T0 / T1; } Qsub0 = CoxWL * K1 * (T0 - T1); dQsub0_dVrg = T2 * (dVfbeff_dVrg - dVgs_eff_dVg); dQsub0_dVg = T2; dQsub0_dVd = T2 * dVfbeff_dVd; dQsub0_dVb = T2 * (dVfbeff_dVb + 1); if (selfheat) dQsub0_dT = T2 * dVfbeff_dT; else dQsub0_dT = 0.0; One_Third_CoxWL = CoxWL / 3.0; Two_Third_CoxWL = 2.0 * One_Third_CoxWL; AbulkCV = Abulk0 * pParam->B3SOIDDabulkCVfactor; dAbulkCV_dVb = pParam->B3SOIDDabulkCVfactor * dAbulk0_dVb; /* This is actually capMod=2 calculation */ VdsatCV = Vgsteff / AbulkCV; dVdsatCV_dVg = 1.0 / AbulkCV; dVdsatCV_dVb = -VdsatCV * dAbulkCV_dVb / AbulkCV; VdsatCV += 1e-5; V4 = VdsatCV - Vds - DELTA_4; T0 = sqrt(V4 * V4 + 4.0 * DELTA_4 * VdsatCV); VdseffCV = VdsatCV - 0.5 * (V4 + T0); T1 = 0.5 * (1.0 + V4 / T0); T2 = DELTA_4 / T0; T3 = (1.0 - T1 - T2) / AbulkCV; dVdseffCV_dVg = T3; dVdseffCV_dVd = T1; dVdseffCV_dVb = -T3 * VdsatCV * dAbulkCV_dVb; if (model->B3SOIDDcapMod == 2) { /* VdsCV Make it compatible with capMod 3 */ VdsCV = VdseffCV; dVdsCV_dVg = dVdseffCV_dVg; dVdsCV_dVd = dVdseffCV_dVd; dVdsCV_dVb = dVdseffCV_dVb; dVdsCV_dVc = 0.0; /* This is good for Xc calculation */ VdsCV += 1e-5; if (VdsCV > (VdsatCV-1e-7)) VdsCV=VdsatCV-1e-7; /* VcsCV calculation */ T1 = VdsCV - Vcs - VdsCV * VdsCV * DELTA_Vcscv; T5 = 2 * DELTA_Vcscv; T2 = sqrt(T1 * T1 + T5 * VdsCV * VdsCV); dT1_dVb = dVdsCV_dVb * (1.0 - 2.0 * VdsCV * DELTA_Vcscv); dT2_dVb = (T1 * dT1_dVb + T5 * VdsCV * dVdsCV_dVb)/T2; dT1_dVd = dVdsCV_dVd * (1.0 - 2.0 * VdsCV * DELTA_Vcscv); dT2_dVd = (T1 * dT1_dVd + T5 * VdsCV * dVdsCV_dVd)/ T2; dT1_dVg = dVdsCV_dVg * (1.0 - 2.0 * VdsCV * DELTA_Vcscv) ; dT2_dVg = (T1 * dT1_dVg + T5 * VdsCV * dVdsCV_dVg)/T2; dT1_dVc = -1; dT2_dVc = T1 * dT1_dVc / T2; VcsCV = Vcs + 0.5 * (T1 - T2); dVcsCV_dVb = 0.5 * (dT1_dVb - dT2_dVb); dVcsCV_dVg = 0.5 * (dT1_dVg - dT2_dVg); dVcsCV_dVd = 0.5 * (dT1_dVd - dT2_dVd); dVcsCV_dVc = 1.0 + 0.5 * (dT1_dVc - dT2_dVc); if (VcsCV < 0.0) VcsCV = 0.0; else if (VcsCV > VdsCV) VcsCV = VdsCV; /* Xc calculation */ T3 = 2 * VdsatCV - VcsCV; T4 = 2 * VdsatCV - VdsCV; dT4_dVg = 2 * dVdsatCV_dVg - dVdsCV_dVg; dT4_dVd = - dVdsCV_dVd; dT4_dVb = 2 * dVdsatCV_dVb - dVdsCV_dVb; T0 = T3 * VcsCV; T1 = T4 * VdsCV; Xc = T0 / T1; dT0_dVb = VcsCV * (2 * dVdsatCV_dVb - dVcsCV_dVb) + T3 * dVcsCV_dVb; dT0_dVg = VcsCV * (2 * dVdsatCV_dVg - dVcsCV_dVg) + T3 * dVcsCV_dVg; dT0_dVd = 2 * dVcsCV_dVd * (VdsatCV - VcsCV); dT0_dVc = 2 * dVcsCV_dVc * (VdsatCV - VcsCV); dT1_dVb = VdsCV * dT4_dVb + T4 * dVdsCV_dVb; dT1_dVg = VdsCV * dT4_dVg + T4 * dVdsCV_dVg; dT1_dVd = dVdsCV_dVd * T4 + VdsCV * dT4_dVd; T3 = T1 * T1; dXc_dVb = (dT0_dVb - dT1_dVb * Xc) / T1; dXc_dVg = (dT0_dVg - dT1_dVg * Xc) / T1; dXc_dVd = (dT0_dVd - dT1_dVd * Xc) / T1; dXc_dVc = dT0_dVc / T1; T0 = AbulkCV * VcsCV; dT0_dVb = dAbulkCV_dVb * VcsCV + dVcsCV_dVb * AbulkCV; dT0_dVg = dVcsCV_dVg * AbulkCV; dT0_dVd = AbulkCV * dVcsCV_dVd; dT0_dVc = AbulkCV * dVcsCV_dVc; T1 = 12.0 * (Vgsteff - 0.5 * T0 + 1e-20); dT1_dVb = -6.0 * dT0_dVb; dT1_dVg = 12.0 * (1.0 - 0.5 * dT0_dVg); dT1_dVd = -6.0 * dT0_dVd; dT1_dVc = -6.0 * dT0_dVc; T2 = VcsCV / T1; T4 = T1 * T1; dT2_dVb = ( dVcsCV_dVb * T1 - dT1_dVb * VcsCV ) / T4; dT2_dVg = ( dVcsCV_dVg * T1 - dT1_dVg * VcsCV ) / T4; dT2_dVd = ( dVcsCV_dVd * T1 - dT1_dVd * VcsCV ) / T4; dT2_dVc = ( dVcsCV_dVc * T1 - dT1_dVc * VcsCV ) / T4; T3 = T0 * T2; dT3_dVb = dT0_dVb * T2 + dT2_dVb * T0; dT3_dVg = dT0_dVg * T2 + dT2_dVg * T0; dT3_dVd = dT0_dVd * T2 + dT2_dVd * T0; dT3_dVc = dT0_dVc * T2 + dT2_dVc * T0; T4 = 1.0 - AbulkCV; dT4_dVb = - dAbulkCV_dVb; T5 = 0.5 * VcsCV - T3; dT5_dVb = 0.5 * dVcsCV_dVb - dT3_dVb; dT5_dVg = 0.5 * dVcsCV_dVg - dT3_dVg; dT5_dVd = 0.5 * dVcsCV_dVd - dT3_dVd; dT5_dVc = 0.5 * dVcsCV_dVc - dT3_dVc; T6 = T4 * T5 * CoxWL; T7 = CoxWL * Xc; Qsubs1 = CoxWL * Xc * T4 * T5; dQsubs1_dVb = T6 * dXc_dVb + T7 * ( T4*dT5_dVb + dT4_dVb*T5 ); dQsubs1_dVg = T6 * dXc_dVg + T7 * T4 * dT5_dVg; dQsubs1_dVd = T6 * dXc_dVd + T7 * T4 * dT5_dVd; dQsubs1_dVc = T6 * dXc_dVc + T7 * T4 * dT5_dVc; Qsubs2 = -CoxWL * (1-Xc) * (AbulkCV - 1.0) * Vcs; T2 = CoxWL * (AbulkCV - 1.0) * Vcs; dQsubs2_dVb = T2 * dXc_dVb - CoxWL * (1-Xc) * Vcs * dAbulkCV_dVb; dQsubs2_dVg = T2 * dXc_dVg; dQsubs2_dVd = T2 * dXc_dVd; dQsubs2_dVc = T2 * dXc_dVc - CoxWL * (1-Xc) * (AbulkCV - 1.0); Qbf = Qac0 + Qsub0 + Qsubs1 + Qsubs2; dQbf_dVrg = dQac0_dVrg + dQsub0_dVrg; dQbf_dVg = dQsub0_dVg + dQsubs1_dVg + dQsubs2_dVg; dQbf_dVd = dQac0_dVd + dQsub0_dVd + dQsubs1_dVd + dQsubs2_dVd; dQbf_dVb = dQac0_dVb + dQsub0_dVb + dQsubs1_dVb + dQsubs2_dVb; dQbf_dVc = dQsubs1_dVc + dQsubs2_dVc; dQbf_dVe = 0.0; if (selfheat) dQbf_dT = dQac0_dT + dQsub0_dT; else dQbf_dT = 0.0; } /* End of if (capMod == 2) */ else if (model->B3SOIDDcapMod == 3) { /* Front gate strong inversion depletion charge */ /* VdssatCV calculation */ T1 = Vgsteff + K1*sqrtPhis + 0.5*K1*K1; T2 = Vgsteff + K1*sqrtPhis + Phis + 0.25*K1*K1; dT1_dVb = K1*dsqrtPhis_dVb; dT2_dVb = dT1_dVb + dPhis_dVb; dT1_dVg = dT2_dVg = 1; /* Note VdsatCV is redefined in capMod = 3 */ VdsatCV = T1 - K1*sqrt(T2); dVdsatCV_dVb = dT1_dVb - K1/2/sqrt(T2)*dT2_dVb; dVdsatCV_dVg = dT1_dVg - K1/2/sqrt(T2)*dT2_dVg; T1 = VdsatCV - Vdsat; dT1_dVg = dVdsatCV_dVg - dVdsat_dVg; dT1_dVb = dVdsatCV_dVb - dVdsat_dVb; dT1_dVd = - dVdsat_dVd; dT1_dVc = - dVdsat_dVc; dT1_dT = - dVdsat_dT; if (!(T1 == 0.0)) { T3 = -0.5 * Vdsat / T1; /* Vdsmax */ T2 = T3 * Vdsat; T4 = T2 + T1 * T3 * T3; /* fmax */ if ((Vdseff > T2) && (T1 < 0)) { VdsCV = T4; T5 = -0.5 / (T1 * T1); dT3_dVg = T5 * (T1 * dVdsat_dVg - Vdsat * dT1_dVg); dT3_dVb = T5 * (T1 * dVdsat_dVb - Vdsat * dT1_dVb); dT3_dVd = T5 * (T1 * dVdsat_dVd - Vdsat * dT1_dVd); dT3_dVc = T5 * (T1 * dVdsat_dVc - Vdsat * dT1_dVc); if (selfheat) dT3_dT=T5 * (T1 * dVdsat_dT - Vdsat * dT1_dT); else dT3_dT=0.0; dVdsCV_dVd = T3 * dVdsat_dVd + Vdsat * dT3_dVd + T3 * (2 * T1 * dT3_dVd + T3 * dT1_dVd); dVdsCV_dVg = T3 * dVdsat_dVg + Vdsat * dT3_dVg + T3 * (2 * T1 * dT3_dVg + T3 * dT1_dVg); dVdsCV_dVb = T3 * dVdsat_dVb + Vdsat * dT3_dVb + T3 * (2 * T1 * dT3_dVb + T3 * dT1_dVb); dVdsCV_dVc = T3 * dVdsat_dVc + Vdsat * dT3_dVc + T3 * (2 * T1 * dT3_dVc + T3 * dT1_dVc); if (selfheat) dVdsCV_dT = T3 * dVdsat_dT + Vdsat * dT3_dT + T3 * (2 * T1 * dT3_dT + T3 * dT1_dT ); else dVdsCV_dT = 0.0; } else { T5 = Vdseff / Vdsat; T6 = T5 * T5; T7 = 2 * T1 * T5 / Vdsat; T8 = T7 / Vdsat; VdsCV = Vdseff + T1 * T6; dVdsCV_dVd = dVdseff_dVd + T8 * ( Vdsat * dVdseff_dVd - Vdseff * dVdsat_dVd) + T6 * dT1_dVd; dVdsCV_dVb = dVdseff_dVb + T8 * ( Vdsat * dVdseff_dVb - Vdseff * dVdsat_dVb) + T6 * dT1_dVb; dVdsCV_dVg = dVdseff_dVg + T8 * ( Vdsat * dVdseff_dVg - Vdseff * dVdsat_dVg) + T6 * dT1_dVg; dVdsCV_dVc = dVdseff_dVc + T8 * ( Vdsat * dVdseff_dVc - Vdseff * dVdsat_dVc) + T6 * dT1_dVc; if (selfheat) dVdsCV_dT = dVdseff_dT + T8 * ( Vdsat * dVdseff_dT - Vdseff * dVdsat_dT ) + T6 * dT1_dT ; else dVdsCV_dT = 0.0; } } else { VdsCV = Vdseff; dVdsCV_dVb = dVdseff_dVb; dVdsCV_dVd = dVdseff_dVd; dVdsCV_dVg = dVdseff_dVg; dVdsCV_dVc = dVdseff_dVc; dVdsCV_dT = dVdseff_dT; } if (VdsCV < 0.0) VdsCV = 0.0; VdsCV += 1e-4; if (VdsCV > (VdsatCV - 1e-7)) { VdsCV = VdsatCV - 1e-7; } Phisd = Phis + VdsCV; dPhisd_dVb = dPhis_dVb + dVdsCV_dVb; dPhisd_dVd = dVdsCV_dVd; dPhisd_dVg = dVdsCV_dVg; dPhisd_dVc = dVdsCV_dVc; dPhisd_dT = dVdsCV_dT; sqrtPhisd = sqrt(Phisd); /* Qdep0 - Depletion charge at Vgs=Vth */ T10 = CoxWL * K1; Qdep0 = T10 * sqrtPhis; dQdep0_dVb = T10 * dsqrtPhis_dVb; /* VcsCV calculation */ T1 = VdsCV - Vcs - VdsCV * VdsCV * DELTA_Vcscv; T5 = 2 * DELTA_Vcscv; T2 = sqrt(T1 * T1 + T5 * VdsCV * VdsCV); dT1_dVb = dVdsCV_dVb * (1.0 - 2.0 * VdsCV * DELTA_Vcscv); dT2_dVb = (T1 * dT1_dVb + T5 * VdsCV * dVdsCV_dVb)/T2; dT1_dVd = dVdsCV_dVd * (1.0 - 2.0 * VdsCV * DELTA_Vcscv); dT2_dVd = (T1 * dT1_dVd + T5 * VdsCV * dVdsCV_dVd)/ T2; dT1_dVg = dVdsCV_dVg * (1.0 - 2.0 * VdsCV * DELTA_Vcscv) ; dT2_dVg = (T1 * dT1_dVg + T5 * VdsCV * dVdsCV_dVg)/T2; dT1_dVc = dVdsCV_dVc * (1.0 - 2.0 * VdsCV * DELTA_Vcscv) - 1; dT2_dVc = (T1 * dT1_dVc + T5 * VdsCV * dVdsCV_dVc)/T2; if (selfheat) { dT1_dT = dVdsCV_dT * (1.0 - 2.0 * VdsCV * DELTA_Vcscv); dT2_dT = (T1 * dT1_dT + T5 * VdsCV * dVdsCV_dT )/ T2; } else dT1_dT = dT2_dT = 0.0; VcsCV = Vcs + 0.5*(T1 - T2); dVcsCV_dVb = 0.5 * (dT1_dVb - dT2_dVb); dVcsCV_dVg = 0.5 * (dT1_dVg - dT2_dVg); dVcsCV_dVd = 0.5 * (dT1_dVd - dT2_dVd); dVcsCV_dVc = 1 + 0.5 * (dT1_dVc - dT2_dVc); if (selfheat) dVcsCV_dT = 0.5 * (dT1_dT - dT2_dT); else dVcsCV_dT = 0.0; Phisc = Phis + VcsCV; dPhisc_dVb = dPhis_dVb + dVcsCV_dVb; dPhisc_dVd = dVcsCV_dVd; dPhisc_dVg = dVcsCV_dVg; dPhisc_dVc = dVcsCV_dVc; dPhisc_dT = dVcsCV_dT; sqrtPhisc = sqrt(Phisc); /* Xc calculation */ T1 = Vgsteff + K1*sqrtPhis - 0.5*VdsCV; T2 = CONST_2OV3*K1*(Phisd*sqrtPhisd - Phis*sqrtPhis); T3 = Vgsteff + K1*sqrtPhis - 0.5*VcsCV; T4 = CONST_2OV3*K1*(Phisc*sqrtPhisc - Phis*sqrtPhis); T5 = T1*VdsCV - T2; T6 = T3*VcsCV - T4; Xc = T6/T5; dT1_dVb = K1*dsqrtPhis_dVb - 0.5*dVdsCV_dVb; dT2_dVb = K1*(sqrtPhisd*dPhisd_dVb - sqrtPhis*dPhis_dVb); dT3_dVb = K1*dsqrtPhis_dVb - 0.5*dVcsCV_dVb; dT4_dVb = K1*(sqrtPhisc*dPhisc_dVb - sqrtPhis*dPhis_dVb); dT1_dVd = - 0.5*dVdsCV_dVd; dT2_dVd = K1 * (sqrtPhisd*dPhisd_dVd); dT3_dVd = - 0.5*dVcsCV_dVd; dT4_dVd = K1 * (sqrtPhisc*dPhisc_dVd); dT1_dVg = 1 - 0.5*dVdsCV_dVg; dT2_dVg = K1 * (sqrtPhisd*dPhisd_dVg); dT3_dVg = 1 - 0.5*dVcsCV_dVg; dT4_dVg = K1 * (sqrtPhisc*dPhisc_dVg); dT1_dVc = - 0.5*dVdsCV_dVc; dT2_dVc = K1 * (sqrtPhisd*dPhisd_dVc); dT3_dVc = - 0.5*dVcsCV_dVc; dT4_dVc = K1 * (sqrtPhisc*dPhisc_dVc); if (selfheat) { dT1_dT = - 0.5*dVdsCV_dT; dT2_dT = K1 * (sqrtPhisd*dPhisd_dT); dT3_dT = - 0.5*dVcsCV_dT; dT4_dT = K1 * (sqrtPhisc*dPhisc_dT); } else dT1_dT = dT2_dT = dT3_dT = dT4_dT = 0.0; dT5_dVb = T1 * dVdsCV_dVb + VdsCV * dT1_dVb - dT2_dVb; dT6_dVb = T3 * dVcsCV_dVb + VcsCV * dT3_dVb - dT4_dVb; dT5_dVd = T1 * dVdsCV_dVd + VdsCV * dT1_dVd - dT2_dVd; dT6_dVd = T3 * dVcsCV_dVd + VcsCV * dT3_dVd - dT4_dVd; dT5_dVg = T1 * dVdsCV_dVg + VdsCV * dT1_dVg - dT2_dVg; dT6_dVg = T3 * dVcsCV_dVg + VcsCV * dT3_dVg - dT4_dVg; dT5_dVc = T1 * dVdsCV_dVc + VdsCV * dT1_dVc - dT2_dVc; dT6_dVc = T3 * dVcsCV_dVc + VcsCV * dT3_dVc - dT4_dVc; if (selfheat) { dT5_dT = T1 * dVdsCV_dT + VdsCV * dT1_dT - dT2_dT; dT6_dT = T3 * dVcsCV_dT + VcsCV * dT3_dT - dT4_dT; } else dT5_dT = dT6_dT = 0.0; dXc_dVb = (dT6_dVb - T6/T5 * dT5_dVb) / T5; dXc_dVd = (dT6_dVd - T6/T5 * dT5_dVd) / T5; dXc_dVg = (dT6_dVg - T6/T5 * dT5_dVg) / T5; dXc_dVc = (dT6_dVc - T6/T5 * dT5_dVc) / T5; if (selfheat) dXc_dT = (dT6_dT - T6/T5 * dT5_dT ) / T5; else dXc_dT = 0.0; T10 = Phis * sqrtPhis ; T5 = Phisc * sqrtPhisc; T0 = T5 - T10; T1 = Vgsteff + K1*sqrtPhis + Phis; T2 = Phisc*T5 - Phis*T10; T3 = K1*VcsCV*(Phis + 0.5*VcsCV); dT0_dVb = 1.5 *(sqrtPhisc*dPhisc_dVb-sqrtPhis*dPhis_dVb); dT1_dVb = (0.5*K1/sqrtPhis + 1) * dPhis_dVb; dT2_dVb = 2.5 * (T5 * dPhisc_dVb - T10 * dPhis_dVb); dT3_dVb = K1 * ( VcsCV * (dPhis_dVb + 0.5 * dVcsCV_dVb) + dVcsCV_dVb * (Phis + 0.5*VcsCV)); dT0_dVd = 1.5 * sqrtPhisc * dPhisc_dVd; dT1_dVd = 0; dT2_dVd = 2.5 * T5 * dPhisc_dVd; dT3_dVd = K1 * (Phis + VcsCV) * dVcsCV_dVd; dT0_dVg = 1.5 * sqrtPhisc * dPhisc_dVg; dT1_dVg = 1; dT2_dVg = 2.5 * T5 * dPhisc_dVg; dT3_dVg = K1 * (VcsCV * 0.5 * dVcsCV_dVg + dVcsCV_dVg * (Phis + 0.5*VcsCV)); dT0_dVc = 1.5 * sqrtPhisc * dPhisc_dVc; dT1_dVc = 0.0; dT2_dVc = 2.5 * T5 * dPhisc_dVc; dT3_dVc = K1 * (VcsCV * 0.5 * dVcsCV_dVc + dVcsCV_dVc * (Phis + 0.5*VcsCV)); if (selfheat) { dT0_dT = 1.5 * sqrtPhisc * dPhisc_dT; dT1_dT = 0; dT2_dT = 2.5 * T5 * dPhisc_dT; dT3_dT = K1 * (Phis + VcsCV) * dVcsCV_dT; } else dT0_dT = dT1_dT = dT2_dT = dT3_dT = 0.0; Nomi = K1*(CONST_2OV3*T1*T0 - 0.4*T2 - T3); dNomi_dVb = K1*(CONST_2OV3 * (T1 * dT0_dVb + T0*dT1_dVb) - 0.4 * dT2_dVb - dT3_dVb); dNomi_dVd = K1*(CONST_2OV3 * (T1 * dT0_dVd + T0*dT1_dVd) - 0.4 * dT2_dVd - dT3_dVd); dNomi_dVg = K1*(CONST_2OV3 * (T1 * dT0_dVg + T0*dT1_dVg) - 0.4 * dT2_dVg - dT3_dVg); dNomi_dVc = K1*(CONST_2OV3 * (T1 * dT0_dVc + T0*dT1_dVc) - 0.4 * dT2_dVc - dT3_dVc); if (selfheat) dNomi_dT = K1*(CONST_2OV3 * (T1 * dT0_dT + T0*dT1_dT ) - 0.4 * dT2_dT - dT3_dT ); else dNomi_dT = 0.0; T4 = Vgsteff + K1*sqrtPhis - 0.5*VdsCV; T5 = CONST_2OV3*K1*(Phisd*sqrtPhisd - T10); dT4_dVb = K1 * dsqrtPhis_dVb - 0.5*dVdsCV_dVb; dT5_dVb = K1*(sqrtPhisd*dPhisd_dVb - sqrtPhis*dPhis_dVb); dT4_dVd = - 0.5*dVdsCV_dVd; dT5_dVd = K1*( sqrtPhisd * dPhisd_dVd); dT4_dVg = 1 - 0.5 * dVdsCV_dVg; dT5_dVg = K1* sqrtPhisd * dPhisd_dVg; dT4_dVc = - 0.5 * dVdsCV_dVc; dT5_dVc = K1* sqrtPhisd * dPhisd_dVc; if (selfheat) { dT4_dT = - 0.5 * dVdsCV_dT; dT5_dT = K1* sqrtPhisd * dPhisd_dT; } else dT4_dT = dT5_dT = 0.0; Denomi = T4*VdsCV - T5; dDenomi_dVb = VdsCV*dT4_dVb + T4*dVdsCV_dVb - dT5_dVb; dDenomi_dVd = VdsCV*dT4_dVd + T4*dVdsCV_dVd - dT5_dVd; dDenomi_dVg = VdsCV*dT4_dVg + T4*dVdsCV_dVg - dT5_dVg; dDenomi_dVc = VdsCV*dT4_dVc + T4*dVdsCV_dVc - dT5_dVc; if (selfheat) dDenomi_dT = VdsCV*dT4_dT + T4*dVdsCV_dT - dT5_dT; else dDenomi_dT = 0.0; T6 = -CoxWL / Denomi; Qsubs1 = T6 * Nomi; dQsubs1_dVb = T6*(dNomi_dVb - Nomi / Denomi*dDenomi_dVb); dQsubs1_dVg = T6*(dNomi_dVg - Nomi / Denomi*dDenomi_dVg); dQsubs1_dVd = T6*(dNomi_dVd - Nomi / Denomi*dDenomi_dVd); dQsubs1_dVc = T6*(dNomi_dVc - Nomi / Denomi*dDenomi_dVc); if (selfheat) dQsubs1_dT = T6*(dNomi_dT - Nomi / Denomi*dDenomi_dT ); else dQsubs1_dT = 0.0; T6 = sqrt(1e-4 + phi - Vbs0eff); T7 = K1 * CoxWL; T8 = 1 - Xc; T10 = T7 * T6; T11 = T7 * T8 * 0.5 / T6; Qsubs2 = -T10 * T8 ; dQsubs2_dVg = T10 * dXc_dVg; dQsubs2_dVb = T10 * dXc_dVb; dQsubs2_dVd = T10 * dXc_dVd + T11 * dVbs0eff_dVd; dQsubs2_dVc = T10 * dXc_dVc; dQsubs2_dVe = T11 * dVbs0eff_dVe; dQsubs2_dVrg = T11 * dVbs0eff_dVg; if (selfheat) dQsubs2_dT = T10 * dXc_dT + T11 * dVbs0eff_dT; else dQsubs2_dT = 0.0; Qbf = Qac0 + Qsub0 + Qsubs1 + Qsubs2 + Qdep0; dQbf_dVrg = dQac0_dVrg + dQsub0_dVrg + dQsubs2_dVrg; dQbf_dVg = dQsub0_dVg + dQsubs1_dVg + dQsubs2_dVg ; dQbf_dVd = dQac0_dVd + dQsub0_dVd + dQsubs1_dVd + dQsubs2_dVd; dQbf_dVb = dQac0_dVb + dQsub0_dVb + dQsubs1_dVb + dQsubs2_dVb + dQdep0_dVb; dQbf_dVc = dQsubs1_dVc + dQsubs2_dVc; dQbf_dVe = dQsubs2_dVe; if (selfheat) dQbf_dT = dQac0_dT + dQsub0_dT + dQsubs1_dT + dQsubs2_dT; else dQbf_dT = 0.0; } /* End of if capMod == 3 */ /* Something common in both capMod 2 or 3 */ /* Backgate charge */ CboxWL = pParam->B3SOIDDkb3 * Cbox * pParam->B3SOIDDweffCV * pParam->B3SOIDDleffCV; T0 = 0.5 * K1; T2 = sqrt(phi - Vbs0t); T3 = phi + K1 * T2 - Vbs0t; T4 = sqrt(T0 * T0 + T3); Qsicv = K1 * CoxWL * ( T0 - T4); T6 = CoxWL * T0 / T4 * (1 + T0 / T2); if (selfheat) dQsicv_dT = T6 * dVbs0t_dT; else dQsicv_dT = 0.0; T2 = sqrt(phi - Vbs0mos); T3 = phi + K1 * T2 - Vbs0mos; T4 = sqrt(T0 * T0 + T3); Qbf0 = K1 * CoxWL * ( T0 - T4); T6 = CoxWL * T0 / T4 * (1 + T0 / T2); dQbf0_dVe = T6 * dVbs0mos_dVe; if (selfheat) dQbf0_dT = T6 * dVbs0mos_dT; else dQbf0_dT = 0.0; T5 = -CboxWL * (Vbsdio - Vbs0); T6 = CboxWL * Xc; Qe1 = -Qsicv + Qbf0 + T5 * Xc; dQe1_dVg = T5 * (dXc_dVg * dVgsteff_dVg + dXc_dVb * dVbseff_dVg + dXc_dVc * dVcs_dVg) - T6 * dVbsdio_dVg; dQe1_dVb = T5 * (dXc_dVg * dVgsteff_dVb + dXc_dVb * dVbseff_dVb + dXc_dVc * dVcs_dVb) - T6 * dVbsdio_dVb; dQe1_dVd = T5 * (dXc_dVg * dVgsteff_dVd + dXc_dVb * dVbseff_dVd + dXc_dVc * dVcs_dVd + dXc_dVd) - T6 * dVbsdio_dVd; dQe1_dVe = dQbf0_dVe + T6 * (dVbs0_dVe - dVbsdio_dVe); if (selfheat) dQe1_dT = -dQsicv_dT + dQbf0_dT + T5 * (dXc_dVg * dVgsteff_dT + dXc_dVb * dVbseff_dT + dXc_dVc * dVcs_dT + dXc_dT ) + T6 * (dVbs0_dT - dVbsdio_dT); else dQe1_dT = 0.0; T2 = -model->B3SOIDDcboxt * pParam->B3SOIDDweffCV * pParam->B3SOIDDleffCV; T3 = T2 * 0.5 * (1 - Xc); T4 = T2 * 0.5 * (VdsCV - VcsCV); Qe2 = T2 * 0.5 * (1 - Xc) * (VdsCV - VcsCV); /* T10 - dVgsteff, T11 - dVbseff, T12 - dVcs */ T10 = T3 * (dVdsCV_dVg - dVcsCV_dVg) - T4 * dXc_dVg; T11 = T3 * (dVdsCV_dVb - dVcsCV_dVb) - T4 * dXc_dVb; T12 = T3 * (dVdsCV_dVc - dVcsCV_dVc) - T4 * dXc_dVc; dQe2_dVg = T10 * dVgsteff_dVg + T11 * dVbseff_dVg + T12 * dVcs_dVg; dQe2_dVb = T10 * dVgsteff_dVb + T11 * dVbseff_dVb + T12 * dVcs_dVb; dQe2_dVd = T10 * dVgsteff_dVd + T11 * dVbseff_dVd + T12 * dVcs_dVd + T3 * (dVdsCV_dVd - dVcsCV_dVd) - T4 * dXc_dVd; dQe2_dVe = T10 * dVgsteff_dVe + T11 * dVbseff_dVe + T12 * dVcs_dVe; if (selfheat) dQe2_dT = T10 * dVgsteff_dT + T11 * dVbseff_dT + T12 * dVcs_dT + T3 * (dVdsCV_dT - dVcsCV_dT ) - T4 * dXc_dT; else dQe2_dT = 0.0; /* This transform all the dependency on Vgsteff, Vbseff, Vcs into real ones */ Cbg = dQbf_dVrg + dQbf_dVg * dVgsteff_dVg + dQbf_dVb * dVbseff_dVg + dQbf_dVc * dVcs_dVg; Cbb = dQbf_dVg * dVgsteff_dVb + dQbf_dVb * dVbseff_dVb + dQbf_dVc * dVcs_dVb; Cbd = dQbf_dVg * dVgsteff_dVd + dQbf_dVb * dVbseff_dVd + dQbf_dVc * dVcs_dVd + dQbf_dVd; Cbe = dQbf_dVg * dVgsteff_dVe + dQbf_dVb * dVbseff_dVe + dQbf_dVc * dVcs_dVe + dQbf_dVe; if (selfheat) CbT = dQbf_dVg * dVgsteff_dT + dQbf_dVb * dVbseff_dT + dQbf_dVc * dVcs_dT + dQbf_dT; else CbT = 0.0; Ce1g = dQe1_dVg; Ce1b = dQe1_dVb; Ce1d = dQe1_dVd; Ce1e = dQe1_dVe; Ce1T = dQe1_dT; Ce2g = dQe2_dVg; Ce2b = dQe2_dVb; Ce2d = dQe2_dVd; Ce2e = dQe2_dVe; Ce2T = dQe2_dT; /* Total inversion charge */ T0 = AbulkCV * VdseffCV; T1 = 12.0 * (Vgsteff - 0.5 * T0 + 1e-20); T2 = VdseffCV / T1; T3 = T0 * T2; T4 = (1.0 - 12.0 * T2 * T2 * AbulkCV); T5 = (6.0 * T0 * (4.0 * Vgsteff - T0) / (T1 * T1) - 0.5); T6 = 12.0 * T2 * T2 * Vgsteff; qinv = CoxWL * (Vgsteff - 0.5 * VdseffCV + T3); Cgg1 = CoxWL * (T4 + T5 * dVdseffCV_dVg); Cgd1 = CoxWL * T5 * dVdseffCV_dVd; Cgb1 = CoxWL * (T5 * dVdseffCV_dVb + T6 * dAbulkCV_dVb); /* Inversion charge partitioning into S / D */ if (model->B3SOIDDxpart > 0.5) { /* 0/100 Charge partition model */ T1 = T1 + T1; qsrc = -CoxWL * (0.5 * Vgsteff + 0.25 * T0 - T0 * T0 / T1); T7 = (4.0 * Vgsteff - T0) / (T1 * T1); T4 = -(0.5 + 24.0 * T0 * T0 / (T1 * T1)); T5 = -(0.25 * AbulkCV - 12.0 * AbulkCV * T0 * T7); T6 = -(0.25 * VdseffCV - 12.0 * T0 * VdseffCV * T7); Csg1 = CoxWL * (T4 + T5 * dVdseffCV_dVg); Csd1 = CoxWL * T5 * dVdseffCV_dVd; Csb1 = CoxWL * (T5 * dVdseffCV_dVb + T6 * dAbulkCV_dVb); } else if (model->B3SOIDDxpart < 0.5) { /* 40/60 Charge partition model */ T1 = T1 / 12.0; T2 = 0.5 * CoxWL / (T1 * T1); T3 = Vgsteff * (2.0 * T0 * T0 / 3.0 + Vgsteff * (Vgsteff - 4.0 * T0 / 3.0)) - 2.0 * T0 * T0 * T0 / 15.0; qsrc = -T2 * T3; T7 = 4.0 / 3.0 * Vgsteff * (Vgsteff - T0) + 0.4 * T0 * T0; T4 = -2.0 * qsrc / T1 - T2 * (Vgsteff * (3.0 * Vgsteff - 8.0 * T0 / 3.0) + 2.0 * T0 * T0 / 3.0); T5 = (qsrc / T1 + T2 * T7) * AbulkCV; T6 = (qsrc / T1 * VdseffCV + T2 * T7 * VdseffCV); Csg1 = T4 + T5 * dVdseffCV_dVg; Csd1 = T5 * dVdseffCV_dVd; Csb1 = T5 * dVdseffCV_dVb + T6 * dAbulkCV_dVb; } else { /* 50/50 Charge partition model */ qsrc = - 0.5 * qinv; Csg1 = - 0.5 * Cgg1; Csb1 = - 0.5 * Cgb1; Csd1 = - 0.5 * Cgd1; } Csg = Csg1 * dVgsteff_dVg + Csb1 * dVbseff_dVg; Csd = Csd1 + Csg1 * dVgsteff_dVd + Csb1 * dVbseff_dVd; Csb = Csg1 * dVgsteff_dVb + Csb1 * dVbseff_dVb; Cse = Csg1 * dVgsteff_dVe + Csb1 * dVbseff_dVe; if (selfheat) CsT = Csg1 * dVgsteff_dT + Csb1 * dVbseff_dT; else CsT = 0.0; T0 = QEX_FACT * K1 * CoxWL; Qex = T0 * (Vbs - Vbsdio); dQex_dVg = - T0 * dVbsdio_dVg; dQex_dVb = T0 * (1 - dVbsdio_dVb); dQex_dVd = - T0 * dVbsdio_dVd; dQex_dVe = - T0 * dVbsdio_dVe; if (selfheat) dQex_dT = - T0 * dVbsdio_dT; else dQex_dT = 0.0; qgate = qinv - (Qbf + Qe2); qbody = (Qbf - Qe1 + Qex); qsub = Qe1 + Qe2 - Qex; qdrn = -(qinv + qsrc); Cgg = (Cgg1 * dVgsteff_dVg + Cgb1 * dVbseff_dVg) - Cbg ; Cgd = (Cgd1 + Cgg1 * dVgsteff_dVd + Cgb1 * dVbseff_dVd)-Cbd; Cgb = (Cgb1 * dVbseff_dVb + Cgg1 * dVgsteff_dVb) - Cbb; Cge = (Cgg1 * dVgsteff_dVe + Cgb1 * dVbseff_dVe) - Cbe; if (selfheat) CgT = (Cgg1 * dVgsteff_dT + Cgb1 * dVbseff_dT ) - CbT; else CgT = 0.0; here->B3SOIDDcggb = Cgg - Ce2g; here->B3SOIDDcgsb = - (Cgg + Cgd + Cgb + Cge) + (Ce2g + Ce2d + Ce2b + Ce2e); here->B3SOIDDcgdb = Cgd - Ce2d; here->B3SOIDDcgeb = Cge - Ce2e; here->B3SOIDDcgT = CgT - Ce2T; here->B3SOIDDcbgb = Cbg - Ce1g + dQex_dVg; here->B3SOIDDcbsb = -(Cbg + Cbd + Cbb + Cbe) + (Ce1g + Ce1d + Ce1b + Ce1e) - (dQex_dVg + dQex_dVd + dQex_dVb + dQex_dVe); here->B3SOIDDcbdb = Cbd - Ce1d + dQex_dVd; here->B3SOIDDcbeb = Cbe - Ce1e + dQex_dVe; here->B3SOIDDcbT = CbT - Ce1T + dQex_dT; here->B3SOIDDcegb = Ce1g + Ce2g - dQex_dVg; here->B3SOIDDcesb = -(Ce1g + Ce1d + Ce1b + Ce1e) -(Ce2g + Ce2d + Ce2b + Ce2e) +(dQex_dVg + dQex_dVd + dQex_dVb + dQex_dVe); here->B3SOIDDcedb = Ce1d + Ce2d - dQex_dVd; here->B3SOIDDceeb = Ce1e + Ce2e - dQex_dVe; here->B3SOIDDceT = Ce1T + Ce2T - dQex_dT; here->B3SOIDDcdgb = -(Cgg + Cbg + Csg); here->B3SOIDDcddb = -(Cgd + Cbd + Csd); here->B3SOIDDcdeb = -(Cge + Cbe + Cse); here->B3SOIDDcdT = -(CgT + CbT + CsT); here->B3SOIDDcdsb = (Cgg + Cgd + Cgb + Cge + Cbg + Cbd + Cbb + Cbe + Csg + Csd + Csb + Cse); } /* End of if capMod == 2 or capMod ==3 */ } finished: /* returning Values to Calling Routine */ /* * COMPUTE EQUIVALENT DRAIN CURRENT SOURCE */ if (ChargeComputationNeeded) { /* Intrinsic S/D junction charge */ PhiBSWG = model->B3SOIDDGatesidewallJctPotential; MJSWG = model->B3SOIDDbodyJctGateSideGradingCoeff; cjsbs = model->B3SOIDDunitLengthGateSidewallJctCap * pParam->B3SOIDDweff * model->B3SOIDDtsi / 1e-7; if (Vbs < 0.0) { arg = 1.0 - Vbs / PhiBSWG; if (MJSWG == 0.5) dT3_dVb = 1.0 / sqrt(arg); else dT3_dVb = exp(-MJSWG * log(arg)); T3 = (1.0 - arg * dT3_dVb) * PhiBSWG / (1.0 - MJSWG); } else { T3 = Vbs * ( 1 + 0.5 * MJSWG * Vbs / PhiBSWG); dT3_dVb = 1 + MJSWG * Vbs / PhiBSWG; } qjs = cjsbs * T3 + model->B3SOIDDtt * Ibs1; gcjsbs = cjsbs * dT3_dVb + model->B3SOIDDtt * dIbs1_dVb; if (selfheat) gcjsT = model->B3SOIDDtt * dIbs1_dT; else gcjsT = 0.0; if (Vbd < 0.0) { arg = 1.0 - Vbd / PhiBSWG; if (MJSWG == 0.5) dT3_dVb = 1.0 / sqrt(arg); else dT3_dVb = exp(-MJSWG * log(arg)); T3 = (1.0 - arg * dT3_dVb) * PhiBSWG / (1.0 - MJSWG); } else { T3 = Vbd * ( 1 + 0.5 * MJSWG * Vbd / PhiBSWG); dT3_dVb = 1 + MJSWG * Vbd / PhiBSWG; } dT3_dVd = - dT3_dVb; qjd = cjsbs * T3 + model->B3SOIDDtt * Ibd1; gcjdbs = cjsbs * dT3_dVb + model->B3SOIDDtt * dIbd1_dVb; gcjdds = cjsbs * dT3_dVd + model->B3SOIDDtt * dIbd1_dVd; if (selfheat) gcjdT = model->B3SOIDDtt * dIbd1_dT; else gcjdT = 0.0; qdrn -= qjd; qbody += (qjs + qjd); qsrc = -(qgate + qbody + qdrn + qsub); /* Update the conductance */ here->B3SOIDDcddb -= gcjdds; here->B3SOIDDcdT -= gcjdT; here->B3SOIDDcdsb += gcjdds + gcjdbs; here->B3SOIDDcbdb += (gcjdds); here->B3SOIDDcbT += (gcjdT + gcjsT); here->B3SOIDDcbsb -= (gcjdds + gcjdbs + gcjsbs); /* Extrinsic Bottom S/D to substrate charge */ T10 = -model->B3SOIDDtype * ves; /* T10 is vse without type conversion */ if ( ((pParam->B3SOIDDnsub > 0) && (model->B3SOIDDtype > 0)) || ((pParam->B3SOIDDnsub < 0) && (model->B3SOIDDtype < 0)) ) { if (T10 < pParam->B3SOIDDvsdfb) { here->B3SOIDDqse = here->B3SOIDDcsbox * (T10 - pParam->B3SOIDDvsdfb); here->B3SOIDDgcse = here->B3SOIDDcsbox; } else if (T10 < pParam->B3SOIDDsdt1) { T0 = T10 - pParam->B3SOIDDvsdfb; T1 = T0 * T0; here->B3SOIDDqse = T0 * (here->B3SOIDDcsbox - pParam->B3SOIDDst2 / 3 * T1) ; here->B3SOIDDgcse = here->B3SOIDDcsbox - pParam->B3SOIDDst2 * T1; } else if (T10 < pParam->B3SOIDDvsdth) { T0 = T10 - pParam->B3SOIDDvsdth; T1 = T0 * T0; here->B3SOIDDqse = here->B3SOIDDcsmin * T10 + here->B3SOIDDst4 + pParam->B3SOIDDst3 / 3 * T0 * T1; here->B3SOIDDgcse = here->B3SOIDDcsmin + pParam->B3SOIDDst3 * T1; } else { here->B3SOIDDqse = here->B3SOIDDcsmin * T10 + here->B3SOIDDst4; here->B3SOIDDgcse = here->B3SOIDDcsmin; } } else { if (T10 < pParam->B3SOIDDvsdth) { here->B3SOIDDqse = here->B3SOIDDcsmin * (T10 - pParam->B3SOIDDvsdth); here->B3SOIDDgcse = here->B3SOIDDcsmin; } else if (T10 < pParam->B3SOIDDsdt1) { T0 = T10 - pParam->B3SOIDDvsdth; T1 = T0 * T0; here->B3SOIDDqse = T0 * (here->B3SOIDDcsmin - pParam->B3SOIDDst2 / 3 * T1) ; here->B3SOIDDgcse = here->B3SOIDDcsmin - pParam->B3SOIDDst2 * T1; } else if (T10 < pParam->B3SOIDDvsdfb) { T0 = T10 - pParam->B3SOIDDvsdfb; T1 = T0 * T0; here->B3SOIDDqse = here->B3SOIDDcsbox * T10 + here->B3SOIDDst4 + pParam->B3SOIDDst3 / 3 * T0 * T1; here->B3SOIDDgcse = here->B3SOIDDcsbox + pParam->B3SOIDDst3 * T1; } else { here->B3SOIDDqse = here->B3SOIDDcsbox * T10 + here->B3SOIDDst4; here->B3SOIDDgcse = here->B3SOIDDcsbox; } } /* T11 is vde without type conversion */ T11 = model->B3SOIDDtype * (vds - ves); if ( ((pParam->B3SOIDDnsub > 0) && (model->B3SOIDDtype > 0)) || ((pParam->B3SOIDDnsub < 0) && (model->B3SOIDDtype < 0)) ) { if (T11 < pParam->B3SOIDDvsdfb) { here->B3SOIDDqde = here->B3SOIDDcdbox * (T11 - pParam->B3SOIDDvsdfb); here->B3SOIDDgcde = here->B3SOIDDcdbox; } else if (T11 < pParam->B3SOIDDsdt1) { T0 = T11 - pParam->B3SOIDDvsdfb; T1 = T0 * T0; here->B3SOIDDqde = T0 * (here->B3SOIDDcdbox - pParam->B3SOIDDdt2 / 3 * T1) ; here->B3SOIDDgcde = here->B3SOIDDcdbox - pParam->B3SOIDDdt2 * T1; } else if (T11 < pParam->B3SOIDDvsdth) { T0 = T11 - pParam->B3SOIDDvsdth; T1 = T0 * T0; here->B3SOIDDqde = here->B3SOIDDcdmin * T11 + here->B3SOIDDdt4 + pParam->B3SOIDDdt3 / 3 * T0 * T1; here->B3SOIDDgcde = here->B3SOIDDcdmin + pParam->B3SOIDDdt3 * T1; } else { here->B3SOIDDqde = here->B3SOIDDcdmin * T11 + here->B3SOIDDdt4; here->B3SOIDDgcde = here->B3SOIDDcdmin; } } else { if (T11 < pParam->B3SOIDDvsdth) { here->B3SOIDDqde = here->B3SOIDDcdmin * (T11 - pParam->B3SOIDDvsdth); here->B3SOIDDgcde = here->B3SOIDDcdmin; } else if (T11 < pParam->B3SOIDDsdt1) { T0 = T11 - pParam->B3SOIDDvsdth; T1 = T0 * T0; here->B3SOIDDqde = T0 * (here->B3SOIDDcdmin - pParam->B3SOIDDdt2 / 3 * T1) ; here->B3SOIDDgcde = here->B3SOIDDcdmin - pParam->B3SOIDDdt2 * T1; } else if (T11 < pParam->B3SOIDDvsdfb) { T0 = T11 - pParam->B3SOIDDvsdfb; T1 = T0 * T0; here->B3SOIDDqde = here->B3SOIDDcdbox * T11 + here->B3SOIDDdt4 + pParam->B3SOIDDdt3 / 3 * T0 * T1; here->B3SOIDDgcde = here->B3SOIDDcdbox + pParam->B3SOIDDdt3 * T1; } else { here->B3SOIDDqde = here->B3SOIDDcdbox * T11 + here->B3SOIDDdt4; here->B3SOIDDgcde = here->B3SOIDDcdbox; } } /* Extrinsic : Sidewall fringing S/D charge */ here->B3SOIDDqse += pParam->B3SOIDDcsesw * T10; here->B3SOIDDgcse += pParam->B3SOIDDcsesw; here->B3SOIDDqde += pParam->B3SOIDDcdesw * T11; here->B3SOIDDgcde += pParam->B3SOIDDcdesw; /* All charge are mutliplied with type at the end, but qse and qde have true polarity => so pre-mutliplied with type */ here->B3SOIDDqse *= model->B3SOIDDtype; here->B3SOIDDqde *= model->B3SOIDDtype; } here->B3SOIDDxc = Xc; here->B3SOIDDcbb = Cbb; here->B3SOIDDcbd = Cbd; here->B3SOIDDcbg = Cbg; here->B3SOIDDqbf = Qbf; here->B3SOIDDqjs = qjs; here->B3SOIDDqjd = qjd; if (here->B3SOIDDdebugMod == -1) ChargeComputationNeeded = 0; /* * check convergence */ if ((here->B3SOIDDoff == 0) || (!(ckt->CKTmode & MODEINITFIX))) { if (Check == 1) { ckt->CKTnoncon++; if (here->B3SOIDDdebugMod > 2) fprintf(fpdebug, "Check is on, noncon=%d\n", ckt->CKTnoncon++); } } *(ckt->CKTstate0 + here->B3SOIDDvg) = vg; *(ckt->CKTstate0 + here->B3SOIDDvd) = vd; *(ckt->CKTstate0 + here->B3SOIDDvs) = vs; *(ckt->CKTstate0 + here->B3SOIDDvp) = vp; *(ckt->CKTstate0 + here->B3SOIDDve) = ve; *(ckt->CKTstate0 + here->B3SOIDDvbs) = vbs; *(ckt->CKTstate0 + here->B3SOIDDvbd) = vbd; *(ckt->CKTstate0 + here->B3SOIDDvgs) = vgs; *(ckt->CKTstate0 + here->B3SOIDDvds) = vds; *(ckt->CKTstate0 + here->B3SOIDDves) = ves; *(ckt->CKTstate0 + here->B3SOIDDvps) = vps; *(ckt->CKTstate0 + here->B3SOIDDdeltemp) = delTemp; /* bulk and channel charge plus overlaps */ if (!ChargeComputationNeeded) goto line850; #ifndef NOBYPASS line755: #endif ag0 = ckt->CKTag[0]; T0 = vgd + DELTA_1; T1 = sqrt(T0 * T0 + 4.0 * DELTA_1); T2 = 0.5 * (T0 - T1); T3 = pParam->B3SOIDDweffCV * pParam->B3SOIDDcgdl; T4 = sqrt(1.0 - 4.0 * T2 / pParam->B3SOIDDckappa); cgdo = pParam->B3SOIDDcgdo + T3 - T3 * (1.0 - 1.0 / T4) * (0.5 - 0.5 * T0 / T1); qgdo = (pParam->B3SOIDDcgdo + T3) * vgd - T3 * (T2 + 0.5 * pParam->B3SOIDDckappa * (T4 - 1.0)); T0 = vgs + DELTA_1; T1 = sqrt(T0 * T0 + 4.0 * DELTA_1); T2 = 0.5 * (T0 - T1); T3 = pParam->B3SOIDDweffCV * pParam->B3SOIDDcgsl; T4 = sqrt(1.0 - 4.0 * T2 / pParam->B3SOIDDckappa); cgso = pParam->B3SOIDDcgso + T3 - T3 * (1.0 - 1.0 / T4) * (0.5 - 0.5 * T0 / T1); qgso = (pParam->B3SOIDDcgso + T3) * vgs - T3 * (T2 + 0.5 * pParam->B3SOIDDckappa * (T4 - 1.0)); if (here->B3SOIDDmode > 0) { gcdgb = (here->B3SOIDDcdgb - cgdo) * ag0; gcddb = (here->B3SOIDDcddb + cgdo + here->B3SOIDDgcde) * ag0; gcdsb = here->B3SOIDDcdsb * ag0; gcdeb = (here->B3SOIDDcdeb - here->B3SOIDDgcde) * ag0; gcdT = model->B3SOIDDtype * here->B3SOIDDcdT * ag0; gcsgb = -(here->B3SOIDDcggb + here->B3SOIDDcbgb + here->B3SOIDDcdgb + here->B3SOIDDcegb + cgso) * ag0; gcsdb = -(here->B3SOIDDcgdb + here->B3SOIDDcbdb + here->B3SOIDDcddb + here->B3SOIDDcedb) * ag0; gcssb = (cgso + here->B3SOIDDgcse - (here->B3SOIDDcgsb + here->B3SOIDDcbsb + here->B3SOIDDcdsb + here->B3SOIDDcesb)) * ag0; gcseb = -(here->B3SOIDDgcse + here->B3SOIDDcgeb + here->B3SOIDDcbeb + here->B3SOIDDcdeb + here->B3SOIDDceeb) * ag0; gcsT = - model->B3SOIDDtype * (here->B3SOIDDcgT + here->B3SOIDDcbT + here->B3SOIDDcdT + here->B3SOIDDceT) * ag0; gcggb = (here->B3SOIDDcggb + cgdo + cgso + pParam->B3SOIDDcgeo) * ag0; gcgdb = (here->B3SOIDDcgdb - cgdo) * ag0; gcgsb = (here->B3SOIDDcgsb - cgso) * ag0; gcgeb = (here->B3SOIDDcgeb - pParam->B3SOIDDcgeo) * ag0; gcgT = model->B3SOIDDtype * here->B3SOIDDcgT * ag0; gcbgb = here->B3SOIDDcbgb * ag0; gcbdb = here->B3SOIDDcbdb * ag0; gcbsb = here->B3SOIDDcbsb * ag0; gcbeb = here->B3SOIDDcbeb * ag0; gcbT = model->B3SOIDDtype * here->B3SOIDDcbT * ag0; gcegb = (here->B3SOIDDcegb - pParam->B3SOIDDcgeo) * ag0; gcedb = (here->B3SOIDDcedb - here->B3SOIDDgcde) * ag0; gcesb = (here->B3SOIDDcesb - here->B3SOIDDgcse) * ag0; gceeb = (here->B3SOIDDgcse + here->B3SOIDDgcde + here->B3SOIDDceeb + pParam->B3SOIDDcgeo) * ag0; gceT = model->B3SOIDDtype * here->B3SOIDDceT * ag0; gcTt = pParam->B3SOIDDcth * ag0; sxpart = 0.6; dxpart = 0.4; /* Lump the overlap capacitance and S/D parasitics */ qgd = qgdo; qgs = qgso; qge = pParam->B3SOIDDcgeo * vge; qgate += qgd + qgs + qge; qdrn += here->B3SOIDDqde - qgd; qsub -= qge + here->B3SOIDDqse + here->B3SOIDDqde; qsrc = -(qgate + qbody + qdrn + qsub); } else { gcsgb = (here->B3SOIDDcdgb - cgso) * ag0; gcssb = (here->B3SOIDDcddb + cgso + here->B3SOIDDgcse) * ag0; gcsdb = here->B3SOIDDcdsb * ag0; gcseb = (here->B3SOIDDcdeb - here->B3SOIDDgcse) * ag0; gcsT = model->B3SOIDDtype * here->B3SOIDDcdT * ag0; gcdgb = -(here->B3SOIDDcggb + here->B3SOIDDcbgb + here->B3SOIDDcdgb + here->B3SOIDDcegb + cgdo) * ag0; gcdsb = -(here->B3SOIDDcgdb + here->B3SOIDDcbdb + here->B3SOIDDcddb + here->B3SOIDDcedb) * ag0; gcddb = (cgdo + here->B3SOIDDgcde - (here->B3SOIDDcgsb + here->B3SOIDDcbsb + here->B3SOIDDcdsb + here->B3SOIDDcesb)) * ag0; gcdeb = -(here->B3SOIDDgcde + here->B3SOIDDcgeb + here->B3SOIDDcbeb + here->B3SOIDDcdeb + here->B3SOIDDceeb) * ag0; gcdT = - model->B3SOIDDtype * (here->B3SOIDDcgT + here->B3SOIDDcbT + here->B3SOIDDcdT + here->B3SOIDDceT) * ag0; gcggb = (here->B3SOIDDcggb + cgdo + cgso + pParam->B3SOIDDcgeo) * ag0; gcgsb = (here->B3SOIDDcgdb - cgso) * ag0; gcgdb = (here->B3SOIDDcgsb - cgdo) * ag0; gcgeb = (here->B3SOIDDcgeb - pParam->B3SOIDDcgeo) * ag0; gcgT = model->B3SOIDDtype * here->B3SOIDDcgT * ag0; gcbgb = here->B3SOIDDcbgb * ag0; gcbsb = here->B3SOIDDcbdb * ag0; gcbdb = here->B3SOIDDcbsb * ag0; gcbeb = here->B3SOIDDcbeb * ag0; gcbT = model->B3SOIDDtype * here->B3SOIDDcbT * ag0; gcegb = (here->B3SOIDDcegb - pParam->B3SOIDDcgeo) * ag0; gcesb = (here->B3SOIDDcedb - here->B3SOIDDgcse) * ag0; gcedb = (here->B3SOIDDcesb - here->B3SOIDDgcde) * ag0; gceeb = (here->B3SOIDDceeb + pParam->B3SOIDDcgeo + here->B3SOIDDgcse + here->B3SOIDDgcde) * ag0; gceT = model->B3SOIDDtype * here->B3SOIDDceT * ag0; gcTt = pParam->B3SOIDDcth * ag0; dxpart = 0.6; sxpart = 0.4; /* Lump the overlap capacitance */ qgd = qgdo; qgs = qgso; qge = pParam->B3SOIDDcgeo * vge; qgate += qgd + qgs + qge; qsrc = qdrn - qgs + here->B3SOIDDqse; qsub -= qge + here->B3SOIDDqse + here->B3SOIDDqde; qdrn = -(qgate + qbody + qsrc + qsub); } here->B3SOIDDcgdo = cgdo; here->B3SOIDDcgso = cgso; if (ByPass) goto line860; *(ckt->CKTstate0 + here->B3SOIDDqe) = qsub; *(ckt->CKTstate0 + here->B3SOIDDqg) = qgate; *(ckt->CKTstate0 + here->B3SOIDDqd) = qdrn; *(ckt->CKTstate0 + here->B3SOIDDqb) = qbody; if ((model->B3SOIDDshMod == 1) && (here->B3SOIDDrth0!=0.0)) *(ckt->CKTstate0 + here->B3SOIDDqth) = pParam->B3SOIDDcth * delTemp; /* store small signal parameters */ if (ckt->CKTmode & MODEINITSMSIG) { goto line1000; } if (!ChargeComputationNeeded) goto line850; if (ckt->CKTmode & MODEINITTRAN) { *(ckt->CKTstate1 + here->B3SOIDDqb) = *(ckt->CKTstate0 + here->B3SOIDDqb); *(ckt->CKTstate1 + here->B3SOIDDqg) = *(ckt->CKTstate0 + here->B3SOIDDqg); *(ckt->CKTstate1 + here->B3SOIDDqd) = *(ckt->CKTstate0 + here->B3SOIDDqd); *(ckt->CKTstate1 + here->B3SOIDDqe) = *(ckt->CKTstate0 + here->B3SOIDDqe); *(ckt->CKTstate1 + here->B3SOIDDqth) = *(ckt->CKTstate0 + here->B3SOIDDqth); } error = NIintegrate(ckt, &geq, &ceq,0.0,here->B3SOIDDqb); if (error) return(error); error = NIintegrate(ckt, &geq, &ceq, 0.0, here->B3SOIDDqg); if (error) return(error); error = NIintegrate(ckt,&geq, &ceq, 0.0, here->B3SOIDDqd); if (error) return(error); error = NIintegrate(ckt,&geq, &ceq, 0.0, here->B3SOIDDqe); if (error) return(error); if ((model->B3SOIDDshMod == 1) && (here->B3SOIDDrth0!=0.0)) { error = NIintegrate(ckt, &geq, &ceq, 0.0, here->B3SOIDDqth); if (error) return (error); } goto line860; line850: /* initialize to zero charge conductance and current */ ceqqe = ceqqg = ceqqb = ceqqd = ceqqth= 0.0; gcdgb = gcddb = gcdsb = gcdeb = gcdT = 0.0; gcsgb = gcsdb = gcssb = gcseb = gcsT = 0.0; gcggb = gcgdb = gcgsb = gcgeb = gcgT = 0.0; gcbgb = gcbdb = gcbsb = gcbeb = gcbT = 0.0; gcegb = gcedb = gceeb = gcesb = gceT = 0.0; gcTt = 0.0; sxpart = (1.0 - (dxpart = (here->B3SOIDDmode > 0) ? 0.4 : 0.6)); goto line900; line860: /* evaluate equivalent charge current */ cqgate = *(ckt->CKTstate0 + here->B3SOIDDcqg); cqbody = *(ckt->CKTstate0 + here->B3SOIDDcqb); cqdrn = *(ckt->CKTstate0 + here->B3SOIDDcqd); cqsub = *(ckt->CKTstate0 + here->B3SOIDDcqe); cqtemp = *(ckt->CKTstate0 + here->B3SOIDDcqth); here->B3SOIDDcb += cqbody; here->B3SOIDDcd += cqdrn; ceqqg = cqgate - gcggb * vgb + gcgdb * vbd + gcgsb * vbs - gcgeb * veb - gcgT * delTemp; ceqqb = cqbody - gcbgb * vgb + gcbdb * vbd + gcbsb * vbs - gcbeb * veb - gcbT * delTemp; ceqqd = cqdrn - gcdgb * vgb + gcddb * vbd + gcdsb * vbs - gcdeb * veb - gcdT * delTemp; ceqqe = cqsub - gcegb * vgb + gcedb * vbd + gcesb * vbs - gceeb * veb - gceT * delTemp;; ceqqth = cqtemp - gcTt * delTemp; if (ckt->CKTmode & MODEINITTRAN) { *(ckt->CKTstate1 + here->B3SOIDDcqe) = *(ckt->CKTstate0 + here->B3SOIDDcqe); *(ckt->CKTstate1 + here->B3SOIDDcqb) = *(ckt->CKTstate0 + here->B3SOIDDcqb); *(ckt->CKTstate1 + here->B3SOIDDcqg) = *(ckt->CKTstate0 + here->B3SOIDDcqg); *(ckt->CKTstate1 + here->B3SOIDDcqd) = *(ckt->CKTstate0 + here->B3SOIDDcqd); *(ckt->CKTstate1 + here->B3SOIDDcqth) = *(ckt->CKTstate0 + here->B3SOIDDcqth); } /* * load current vector */ line900: m = here->B3SOIDDm; if (here->B3SOIDDmode >= 0) { Gm = here->B3SOIDDgm; Gmbs = here->B3SOIDDgmbs; Gme = here->B3SOIDDgme; GmT = model->B3SOIDDtype * here->B3SOIDDgmT; FwdSum = Gm + Gmbs + Gme; RevSum = 0.0; cdreq = model->B3SOIDDtype * (here->B3SOIDDcdrain - here->B3SOIDDgds * vds - Gm * vgs - Gmbs * vbs - Gme * ves - GmT * delTemp); /* ceqbs now is compatible with cdreq, ie. going in is +ve */ /* Equivalent current source from the diode */ ceqbs = here->B3SOIDDcjs; ceqbd = here->B3SOIDDcjd; /* Current going in is +ve */ ceqbody = -here->B3SOIDDcbody; ceqth = here->B3SOIDDcth; ceqbodcon = here->B3SOIDDcbodcon; gbbg = -here->B3SOIDDgbgs; gbbdp = -here->B3SOIDDgbds; gbbb = -here->B3SOIDDgbbs; gbbe = -here->B3SOIDDgbes; gbbp = -here->B3SOIDDgbps; gbbT = -model->B3SOIDDtype * here->B3SOIDDgbT; gbbsp = - ( gbbg + gbbdp + gbbb + gbbe + gbbp); gddpg = -here->B3SOIDDgjdg; gddpdp = -here->B3SOIDDgjdd; gddpb = -here->B3SOIDDgjdb; gddpe = -here->B3SOIDDgjde; gddpT = -model->B3SOIDDtype * here->B3SOIDDgjdT; gddpsp = - ( gddpg + gddpdp + gddpb + gddpe); gsspg = -here->B3SOIDDgjsg; gsspdp = -here->B3SOIDDgjsd; gsspb = -here->B3SOIDDgjsb; gsspe = 0.0; gsspT = -model->B3SOIDDtype * here->B3SOIDDgjsT; gsspsp = - (gsspg + gsspdp + gsspb + gsspe); gppg = -here->B3SOIDDgbpgs; gppdp = -here->B3SOIDDgbpds; gppb = -here->B3SOIDDgbpbs; gppe = -here->B3SOIDDgbpes; gppp = -here->B3SOIDDgbpps; gppT = -model->B3SOIDDtype * here->B3SOIDDgbpT; gppsp = - (gppg + gppdp + gppb + gppe + gppp); gTtg = here->B3SOIDDgtempg; gTtb = here->B3SOIDDgtempb; gTte = here->B3SOIDDgtempe; gTtdp = here->B3SOIDDgtempd; gTtt = here->B3SOIDDgtempT; gTtsp = - (gTtg + gTtb + gTte + gTtdp); } else { Gm = -here->B3SOIDDgm; Gmbs = -here->B3SOIDDgmbs; Gme = -here->B3SOIDDgme; GmT = -model->B3SOIDDtype * here->B3SOIDDgmT; FwdSum = 0.0; RevSum = -(Gm + Gmbs + Gme); cdreq = -model->B3SOIDDtype * (here->B3SOIDDcdrain + here->B3SOIDDgds*vds + Gm * vgd + Gmbs * vbd + Gme * (ves - vds) + GmT * delTemp); ceqbs = here->B3SOIDDcjd; ceqbd = here->B3SOIDDcjs; /* Current going in is +ve */ ceqbody = -here->B3SOIDDcbody; ceqth = here->B3SOIDDcth; ceqbodcon = here->B3SOIDDcbodcon; gbbg = -here->B3SOIDDgbgs; gbbb = -here->B3SOIDDgbbs; gbbe = -here->B3SOIDDgbes; gbbp = -here->B3SOIDDgbps; gbbsp = -here->B3SOIDDgbds; gbbT = -model->B3SOIDDtype * here->B3SOIDDgbT; gbbdp = - ( gbbg + gbbsp + gbbb + gbbe + gbbp); gddpg = -here->B3SOIDDgjsg; gddpsp = -here->B3SOIDDgjsd; gddpb = -here->B3SOIDDgjsb; gddpe = 0.0; gddpT = -model->B3SOIDDtype * here->B3SOIDDgjsT; gddpdp = - (gddpg + gddpsp + gddpb + gddpe); gsspg = -here->B3SOIDDgjdg; gsspsp = -here->B3SOIDDgjdd; gsspb = -here->B3SOIDDgjdb; gsspe = -here->B3SOIDDgjde; gsspT = -model->B3SOIDDtype * here->B3SOIDDgjdT; gsspdp = - ( gsspg + gsspsp + gsspb + gsspe); gppg = -here->B3SOIDDgbpgs; gppsp = -here->B3SOIDDgbpds; gppb = -here->B3SOIDDgbpbs; gppe = -here->B3SOIDDgbpes; gppp = -here->B3SOIDDgbpps; gppT = -model->B3SOIDDtype * here->B3SOIDDgbpT; gppdp = - (gppg + gppsp + gppb + gppe + gppp); gTtg = here->B3SOIDDgtempg; gTtb = here->B3SOIDDgtempb; gTte = here->B3SOIDDgtempe; gTtsp = here->B3SOIDDgtempd; gTtt = here->B3SOIDDgtempT; gTtdp = - (gTtg + gTtb + gTte + gTtsp); } if (model->B3SOIDDtype > 0) { ceqqg = ceqqg; ceqqb = ceqqb; ceqqe = ceqqe; ceqqd = ceqqd; } else { ceqbodcon = -ceqbodcon; ceqbody = -ceqbody; ceqbs = -ceqbs; ceqbd = -ceqbd; ceqqg = -ceqqg; ceqqb = -ceqqb; ceqqd = -ceqqd; ceqqe = -ceqqe; } (*(ckt->CKTrhs + here->B3SOIDDbNode) -= m * (ceqbody+ceqqb)); (*(ckt->CKTrhs + here->B3SOIDDgNode) -= m * ceqqg); (*(ckt->CKTrhs + here->B3SOIDDdNodePrime) += m * (ceqbd - cdreq - ceqqd)); (*(ckt->CKTrhs + here->B3SOIDDsNodePrime) += m * ((cdreq + ceqbs + ceqqg + ceqqb + ceqqd + ceqqe))); (*(ckt->CKTrhs + here->B3SOIDDeNode) -= m * ceqqe); if (here->B3SOIDDbodyMod == 1) { (*(ckt->CKTrhs + here->B3SOIDDpNode) += m * ceqbodcon); } if (selfheat) { (*(ckt->CKTrhs + here->B3SOIDDtempNode) -= m * (ceqth + ceqqth)); } if ((here->B3SOIDDdebugMod > 1) || (here->B3SOIDDdebugMod == -1)) { *(ckt->CKTrhs + here->B3SOIDDvbsNode) = here->B3SOIDDvbsdio; *(ckt->CKTrhs + here->B3SOIDDidsNode) = here->B3SOIDDids; *(ckt->CKTrhs + here->B3SOIDDicNode) = here->B3SOIDDic; *(ckt->CKTrhs + here->B3SOIDDibsNode) = here->B3SOIDDibs; *(ckt->CKTrhs + here->B3SOIDDibdNode) = here->B3SOIDDibd; *(ckt->CKTrhs + here->B3SOIDDiiiNode) = here->B3SOIDDiii; *(ckt->CKTrhs + here->B3SOIDDigidlNode) = here->B3SOIDDigidl; *(ckt->CKTrhs + here->B3SOIDDitunNode) = here->B3SOIDDitun; *(ckt->CKTrhs + here->B3SOIDDibpNode) = here->B3SOIDDibp; *(ckt->CKTrhs + here->B3SOIDDabeffNode) = here->B3SOIDDabeff; *(ckt->CKTrhs + here->B3SOIDDvbs0effNode) = here->B3SOIDDvbs0eff; *(ckt->CKTrhs + here->B3SOIDDvbseffNode) = here->B3SOIDDvbseff; *(ckt->CKTrhs + here->B3SOIDDxcNode) = here->B3SOIDDxc; *(ckt->CKTrhs + here->B3SOIDDcbbNode) = here->B3SOIDDcbb; *(ckt->CKTrhs + here->B3SOIDDcbdNode) = here->B3SOIDDcbd; *(ckt->CKTrhs + here->B3SOIDDcbgNode) = here->B3SOIDDcbg; *(ckt->CKTrhs + here->B3SOIDDqbfNode) = here->B3SOIDDqbf; *(ckt->CKTrhs + here->B3SOIDDqjsNode) = here->B3SOIDDqjs; *(ckt->CKTrhs + here->B3SOIDDqjdNode) = here->B3SOIDDqjd; /* clean up last */ *(ckt->CKTrhs + here->B3SOIDDgmNode) = Gm; *(ckt->CKTrhs + here->B3SOIDDgmbsNode) = Gmbs; *(ckt->CKTrhs + here->B3SOIDDgdsNode) = Gds; *(ckt->CKTrhs + here->B3SOIDDgmeNode) = Gme; *(ckt->CKTrhs + here->B3SOIDDqdNode) = qdrn; *(ckt->CKTrhs + here->B3SOIDDcbeNode) = Cbe; *(ckt->CKTrhs + here->B3SOIDDvbs0teffNode) = Vbs0teff; *(ckt->CKTrhs + here->B3SOIDDvthNode) = here->B3SOIDDvon; *(ckt->CKTrhs + here->B3SOIDDvgsteffNode) = Vgsteff; *(ckt->CKTrhs + here->B3SOIDDxcsatNode) = Xcsat; *(ckt->CKTrhs + here->B3SOIDDqaccNode) = -Qac0; *(ckt->CKTrhs + here->B3SOIDDqsub0Node) = Qsub0; *(ckt->CKTrhs + here->B3SOIDDqsubs1Node) = Qsubs1; *(ckt->CKTrhs + here->B3SOIDDqsubs2Node) = Qsubs2; *(ckt->CKTrhs + here->B3SOIDDvdscvNode) = VdsCV; *(ckt->CKTrhs + here->B3SOIDDvcscvNode) = VcsCV; *(ckt->CKTrhs + here->B3SOIDDqgNode) = qgate; *(ckt->CKTrhs + here->B3SOIDDqbNode) = qbody; *(ckt->CKTrhs + here->B3SOIDDqeNode) = qsub; *(ckt->CKTrhs + here->B3SOIDDdum1Node) = here->B3SOIDDdum1; *(ckt->CKTrhs + here->B3SOIDDdum2Node) = here->B3SOIDDdum2; *(ckt->CKTrhs + here->B3SOIDDdum3Node) = here->B3SOIDDdum3; *(ckt->CKTrhs + here->B3SOIDDdum4Node) = here->B3SOIDDdum4; *(ckt->CKTrhs + here->B3SOIDDdum5Node) = here->B3SOIDDdum5; /* end clean up last */ } /* * load y matrix */ (*(here->B3SOIDDEgPtr) += m * gcegb); (*(here->B3SOIDDEdpPtr) += m * gcedb); (*(here->B3SOIDDEspPtr) += m * gcesb); (*(here->B3SOIDDGePtr) += m * gcgeb); (*(here->B3SOIDDDPePtr) += m * (Gme + gddpe + gcdeb)); (*(here->B3SOIDDSPePtr) += m * (gsspe - Gme + gcseb)); Gmin = ckt->CKTgmin * 1e-6; (*(here->B3SOIDDEbPtr) -= m * (gcegb + gcedb + gcesb + gceeb)); (*(here->B3SOIDDGbPtr) -= m * (gcggb + gcgdb + gcgsb + gcgeb)); (*(here->B3SOIDDDPbPtr) -= m * (-gddpb - Gmbs + gcdgb + gcddb + gcdeb + gcdsb)); (*(here->B3SOIDDSPbPtr) -= m * (-gsspb + Gmbs + gcsgb + gcsdb + gcseb + gcssb)); (*(here->B3SOIDDBePtr) += m * (gbbe + gcbeb)); (*(here->B3SOIDDBgPtr) += m * (gcbgb + gbbg)); (*(here->B3SOIDDBdpPtr) += m * (gcbdb + gbbdp)); (*(here->B3SOIDDBspPtr) += m * (gcbsb + gbbsp - Gmin)); (*(here->B3SOIDDBbPtr) += m * (gbbb - gcbgb - gcbdb - gcbsb - gcbeb + Gmin)) ; (*(here->B3SOIDDEePtr) += m * gceeb); (*(here->B3SOIDDGgPtr) += m * (gcggb + ckt->CKTgmin)); (*(here->B3SOIDDGdpPtr) += m * (gcgdb - ckt->CKTgmin)); (*(here->B3SOIDDGspPtr) += m * gcgsb ); (*(here->B3SOIDDDPgPtr) += m * ((Gm + gcdgb) + gddpg - ckt->CKTgmin)); (*(here->B3SOIDDDPdpPtr) += m * ((here->B3SOIDDdrainConductance + here->B3SOIDDgds + gddpdp + RevSum + gcddb) + ckt->CKTgmin)); (*(here->B3SOIDDDPspPtr) -= m * (-gddpsp + here->B3SOIDDgds + FwdSum - gcdsb)); (*(here->B3SOIDDDPdPtr) -= m * here->B3SOIDDdrainConductance); (*(here->B3SOIDDSPgPtr) += m * (gcsgb - Gm + gsspg)); (*(here->B3SOIDDSPdpPtr) -= m * (here->B3SOIDDgds - gsspdp + RevSum - gcsdb)); (*(here->B3SOIDDSPspPtr) += m * (here->B3SOIDDsourceConductance + here->B3SOIDDgds + gsspsp + FwdSum + gcssb)); (*(here->B3SOIDDSPsPtr) -= m * here->B3SOIDDsourceConductance); (*(here->B3SOIDDDdPtr) += m * here->B3SOIDDdrainConductance); (*(here->B3SOIDDDdpPtr) -= m * here->B3SOIDDdrainConductance); (*(here->B3SOIDDSsPtr) += m * here->B3SOIDDsourceConductance); (*(here->B3SOIDDSspPtr) -= m * here->B3SOIDDsourceConductance); if (here->B3SOIDDbodyMod == 1) { (*(here->B3SOIDDBpPtr) -= m * gppp); (*(here->B3SOIDDPbPtr) += m * gppb); (*(here->B3SOIDDPpPtr) += m * gppp); (*(here->B3SOIDDPgPtr) += m * gppg); (*(here->B3SOIDDPdpPtr) += m * gppdp); (*(here->B3SOIDDPspPtr) += m * gppsp); (*(here->B3SOIDDPePtr) += m * gppe); } if (selfheat) { (*(here->B3SOIDDDPtempPtr) += m * (GmT + gddpT + gcdT)); (*(here->B3SOIDDSPtempPtr) += m * (-GmT + gsspT + gcsT)); (*(here->B3SOIDDBtempPtr) += m * (gbbT + gcbT)); (*(here->B3SOIDDEtempPtr) += m * (gceT)); (*(here->B3SOIDDGtempPtr) += m * (gcgT)); if (here->B3SOIDDbodyMod == 1) { (*(here->B3SOIDDPtempPtr) += m * gppT); } (*(here->B3SOIDDTemptempPtr) += m * (gTtt + 1/pParam->B3SOIDDrth + gcTt)); (*(here->B3SOIDDTempgPtr) += m * gTtg); (*(here->B3SOIDDTempbPtr) += m * gTtb); (*(here->B3SOIDDTempePtr) += m * gTte); (*(here->B3SOIDDTempdpPtr) += m * gTtdp); (*(here->B3SOIDDTempspPtr) += m * gTtsp); } if ((here->B3SOIDDdebugMod > 1) || (here->B3SOIDDdebugMod == -1)) { *(here->B3SOIDDVbsPtr) += m * 1; *(here->B3SOIDDIdsPtr) += m * 1; *(here->B3SOIDDIcPtr) += m * 1; *(here->B3SOIDDIbsPtr) += m * 1; *(here->B3SOIDDIbdPtr) += m * 1; *(here->B3SOIDDIiiPtr) += m * 1; *(here->B3SOIDDIgidlPtr) += m * 1; *(here->B3SOIDDItunPtr) += m * 1; *(here->B3SOIDDIbpPtr) += m * 1; *(here->B3SOIDDAbeffPtr) += m * 1; *(here->B3SOIDDVbs0effPtr) += m * 1; *(here->B3SOIDDVbseffPtr) += m * 1; *(here->B3SOIDDXcPtr) += m * 1; *(here->B3SOIDDCbgPtr) += m * 1; *(here->B3SOIDDCbbPtr) += m * 1; *(here->B3SOIDDCbdPtr) += m * 1; *(here->B3SOIDDqbPtr) += m * 1; *(here->B3SOIDDQbfPtr) += m * 1; *(here->B3SOIDDQjsPtr) += m * 1; *(here->B3SOIDDQjdPtr) += m * 1; /* clean up last */ *(here->B3SOIDDGmPtr) += m * 1; *(here->B3SOIDDGmbsPtr) += m * 1; *(here->B3SOIDDGdsPtr) += m * 1; *(here->B3SOIDDGmePtr) += m * 1; *(here->B3SOIDDVbs0teffPtr) += m * 1; *(here->B3SOIDDVgsteffPtr) += m * 1; *(here->B3SOIDDCbePtr) += m * 1; *(here->B3SOIDDVthPtr) += m * 1; *(here->B3SOIDDXcsatPtr) += m * 1; *(here->B3SOIDDVdscvPtr) += m * 1; *(here->B3SOIDDVcscvPtr) += m * 1; *(here->B3SOIDDQaccPtr) += m * 1; *(here->B3SOIDDQsub0Ptr) += m * 1; *(here->B3SOIDDQsubs1Ptr) += m * 1; *(here->B3SOIDDQsubs2Ptr) += m * 1; *(here->B3SOIDDqgPtr) += m * 1; *(here->B3SOIDDqdPtr) += m * 1; *(here->B3SOIDDqePtr) += m * 1; *(here->B3SOIDDDum1Ptr) += m * 1; *(here->B3SOIDDDum2Ptr) += m * 1; *(here->B3SOIDDDum3Ptr) += m * 1; *(here->B3SOIDDDum4Ptr) += m * 1; *(here->B3SOIDDDum5Ptr) += m * 1; /* end clean up last */ } line1000: ; /* Here NaN will be detected in any conductance or equivalent current. Note that nandetect is initialized within the "if" statements */ if ((nandetect = isnan (*(here->B3SOIDDGbPtr))) != 0) { strcpy (nanmessage, "GbPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDEbPtr))) != 0) { strcpy (nanmessage, "EbPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDDPbPtr))) != 0) { strcpy (nanmessage, "DPbPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDSPbPtr))) != 0) { strcpy (nanmessage, "SPbPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDBbPtr))) != 0) { strcpy (nanmessage, "BbPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDBgPtr))) != 0) { strcpy (nanmessage, "BgPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDBePtr))) != 0) { strcpy (nanmessage, "BePtr"); } else if ((nandetect = isnan (*(here->B3SOIDDBdpPtr))) != 0) { strcpy (nanmessage, "BdpPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDBspPtr))) != 0) { strcpy (nanmessage, "BspPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDGgPtr))) != 0) { strcpy (nanmessage, "GgPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDGdpPtr))) != 0) { strcpy (nanmessage, "GdpPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDGspPtr))) != 0) { strcpy (nanmessage, "GspPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDDPgPtr))) != 0) { strcpy (nanmessage, "DPgPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDDPdpPtr))) != 0) { strcpy (nanmessage, "DPdpPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDDPspPtr))) != 0) { strcpy (nanmessage, "DPspPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDSPgPtr))) != 0) { strcpy (nanmessage, "SPgPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDSPdpPtr))) != 0) { strcpy (nanmessage, "SPdpPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDSPspPtr))) != 0) { strcpy (nanmessage, "SPspPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDEePtr))) != 0) { strcpy (nanmessage, "EePtr"); } /* At this point, nandetect = 0 if none of the conductances checked so far are NaN */ if (nandetect == 0) { if ((nandetect = isnan (*(here->B3SOIDDEgPtr))) != 0) { strcpy (nanmessage, "EgPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDEdpPtr))) != 0) { strcpy (nanmessage, "EdpPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDEspPtr))) != 0) { strcpy (nanmessage, "EspPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDGePtr))) != 0) { strcpy (nanmessage, "GePtr"); } else if ((nandetect = isnan (*(here->B3SOIDDDPePtr))) != 0) { strcpy (nanmessage, "DPePtr"); } else if ((nandetect = isnan (*(here->B3SOIDDSPePtr))) != 0) { strcpy (nanmessage, "SPePtr"); } } /* Now check if self-heating caused NaN if nothing else has so far (check tempnode current also) */ if (selfheat && nandetect == 0) { if ((nandetect = isnan (*(here->B3SOIDDTemptempPtr))) != 0) { strcpy (nanmessage, "TemptempPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDTempgPtr))) != 0) { strcpy (nanmessage, "TempgPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDTempbPtr))) != 0) { strcpy (nanmessage, "TempbPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDTempePtr))) != 0) { strcpy (nanmessage, "TempePtr"); } else if ((nandetect = isnan (*(here->B3SOIDDTempdpPtr))) != 0) { strcpy (nanmessage, "TempdpPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDTempspPtr))) != 0) { strcpy (nanmessage, "TempspPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDGtempPtr))) != 0) { strcpy (nanmessage, "GtempPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDDPtempPtr))) != 0) { strcpy (nanmessage, "DPtempPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDSPtempPtr))) != 0) { strcpy (nanmessage, "SPtempPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDEtempPtr))) != 0) { strcpy (nanmessage, "EtempPtr"); } else if ((nandetect = isnan (*(here->B3SOIDDBtempPtr))) != 0) { strcpy (nanmessage, "BtempPtr"); } else if ((nandetect = isnan (*(ckt->CKTrhs + here->B3SOIDDtempNode))) != 0) { strcpy (nanmessage, "tempNode"); } } /* Lastly, check all equivalent currents (tempnode is checked above */ if (nandetect == 0) { if ((nandetect = isnan (*(ckt->CKTrhs + here->B3SOIDDgNode))) != 0) { strcpy (nanmessage, "gNode"); } else if ((nandetect = isnan (*(ckt->CKTrhs + here->B3SOIDDbNode))) != 0) { strcpy (nanmessage, "bNode"); } else if ((nandetect = isnan (*(ckt->CKTrhs + here->B3SOIDDdNodePrime))) != 0) { strcpy (nanmessage, "dpNode"); } else if ((nandetect = isnan (*(ckt->CKTrhs + here->B3SOIDDsNodePrime))) != 0) { strcpy (nanmessage, "spNode"); } else if ((nandetect = isnan (*(ckt->CKTrhs + here->B3SOIDDeNode))) != 0) { strcpy (nanmessage, "eNode"); } } /* Now print error message if NaN detected. Note that error will only be printed once (the first time it is encountered) each time SPICE is run since nanfound is static variable */ if (nanfound == 0 && nandetect) { fprintf(stderr, "Alberto says: YOU TURKEY! %s is NaN for instance %s at time %g!\n", nanmessage, here->B3SOIDDname, ckt->CKTtime); nanfound = nandetect; fprintf(stderr, " The program exit!\n"); controlled_exit(EXIT_FAILURE); } if (here->B3SOIDDdebugMod > 2) { fprintf(fpdebug, "Ids = %.4e, Ic = %.4e, cqdrn = %.4e, gmin=%.3e\n", Ids, Ic, cqdrn, ckt->CKTgmin); fprintf(fpdebug, "Iii = %.4e, Idgidl = %.4e, Ibs = %.14e\n", Iii, Idgidl, Ibs); fprintf(fpdebug, "Ibd = %.4e, Ibp = %.4e\n", Ibd, Ibp); fprintf(fpdebug, "qbody = %.5e, qbf = %.5e, qbe = %.5e\n", qbody, Qbf, -(Qe1+Qe2)); fprintf(fpdebug, "qbs = %.5e, qbd = %.5e\n", qjs, qjd); fprintf(fpdebug, "qdrn = %.5e, qinv = %.5e\n", qdrn, qinv); /* I am trying to debug the convergence problems here by printing out the entire Jacobian and equivalent current matrix */ if (here->B3SOIDDdebugMod > 4) { fprintf(fpdebug, "Ibtot = %.6e;\t Cbtot = %.6e;\n", Ibs+Ibp+Ibd-Iii-Idgidl-Isgidl, cqbody); fprintf(fpdebug, "ceqg = %.6e;\t ceqb = %.6e;\t ceqdp = %.6e;\t ceqsp = %.6e;\n", *(ckt->CKTrhs + here->B3SOIDDgNode), *(ckt->CKTrhs + here->B3SOIDDbNode), *(ckt->CKTrhs + here->B3SOIDDdNodePrime), *(ckt->CKTrhs + here->B3SOIDDsNodePrime)); fprintf(fpdebug, "ceqe = %.6e;\t ceqp = %.6e;\t ceqth = %.6e;\n", *(ckt->CKTrhs + here->B3SOIDDeNode), *(ckt->CKTrhs + here->B3SOIDDpNode), *(ckt->CKTrhs + here->B3SOIDDtempNode)); fprintf(fpdebug, "Eg = %.5e;\t Edp = %.5e;\t Esp = %.5e;\t Eb = %.5e;\n", *(here->B3SOIDDEgPtr), *(here->B3SOIDDEdpPtr), *(here->B3SOIDDEspPtr), *(here->B3SOIDDEbPtr)); fprintf(fpdebug, "Ee = %.5e;\t Gg = %.5e;\t Gdp = %.5e;\t Gsp = %.5e;\n", *(here->B3SOIDDEePtr), *(here->B3SOIDDGgPtr), *(here->B3SOIDDGdpPtr), *(here->B3SOIDDGspPtr)); fprintf(fpdebug, "Gb = %.5e;\t Ge = %.5e;\t DPg = %.5e;\t DPdp = %.5e;\n", *(here->B3SOIDDGbPtr), *(here->B3SOIDDGePtr), *(here->B3SOIDDDPgPtr), *(here->B3SOIDDDPdpPtr)); fprintf(fpdebug, "DPsp = %.5e;\t DPb = %.5e;\t DPe = %.5e;\t\n", *(here->B3SOIDDDPspPtr), *(here->B3SOIDDDPbPtr), *(here->B3SOIDDDPePtr)); fprintf(fpdebug, "DPd = %.5e;\t SPg = %.5e;\t SPdp = %.5e;\t SPsp = %.5e;\n", *(here->B3SOIDDDPdPtr), *(here->B3SOIDDSPgPtr), *(here->B3SOIDDSPdpPtr), *(here->B3SOIDDSPspPtr)); fprintf(fpdebug, "SPb = %.5e;\t SPe = %.5e;\t SPs = %.5e;\n", *(here->B3SOIDDSPbPtr), *(here->B3SOIDDSPePtr), *(here->B3SOIDDSPsPtr)); fprintf(fpdebug, "Dd = %.5e;\t Ddp = %.5e;\t Ss = %.5e;\t Ssp = %.5e;\n", *(here->B3SOIDDDdPtr), *(here->B3SOIDDDdpPtr), *(here->B3SOIDDSsPtr), *(here->B3SOIDDSspPtr)); fprintf(fpdebug, "Bg = %.5e;\t Bdp = %.5e;\t Bsp = %.5e;\t Bb = %.5e;\n", *(here->B3SOIDDBgPtr), *(here->B3SOIDDBdpPtr), *(here->B3SOIDDBspPtr), *(here->B3SOIDDBbPtr)); fprintf(fpdebug, "Be = %.5e;\t Btot = %.5e;\t DPtot = %.5e;\n", *(here->B3SOIDDBePtr), *(here->B3SOIDDBgPtr) + *(here->B3SOIDDBdpPtr) + *(here->B3SOIDDBspPtr) + *(here->B3SOIDDBbPtr) + *(here->B3SOIDDBePtr), *(here->B3SOIDDDPePtr) + *(here->B3SOIDDDPgPtr) + *(here->B3SOIDDDPdpPtr) + *(here->B3SOIDDDPspPtr) + *(here->B3SOIDDDPbPtr)); if (selfheat) { fprintf (fpdebug, "DPtemp = %.5e;\t SPtemp = %.5e;\t Btemp = %.5e;\n", *(here->B3SOIDDDPtempPtr), *(here->B3SOIDDSPtempPtr), *(here->B3SOIDDBtempPtr)); fprintf (fpdebug, "Gtemp = %.5e;\t Etemp = %.5e;\n", *(here->B3SOIDDGtempPtr), *(here->B3SOIDDEtempPtr)); fprintf (fpdebug, "Tempg = %.5e;\t Tempdp = %.5e;\t Tempsp = %.5e;\t Tempb = %.5e;\n", *(here->B3SOIDDTempgPtr), *(here->B3SOIDDTempdpPtr), *(here->B3SOIDDTempspPtr), *(here->B3SOIDDTempbPtr)); fprintf (fpdebug, "Tempe = %.5e;\t TempT = %.5e;\t Temptot = %.5e;\n", *(here->B3SOIDDTempePtr), *(here->B3SOIDDTemptempPtr), *(here->B3SOIDDTempgPtr) + *(here->B3SOIDDTempdpPtr) + *(here->B3SOIDDTempspPtr)+ *(here->B3SOIDDTempbPtr) + *(here->B3SOIDDTempePtr)); } if (here->B3SOIDDbodyMod == 1) { fprintf(fpdebug, "ceqbodcon=%.5e;\t", ceqbodcon); fprintf(fpdebug, "Bp = %.5e;\t Pb = %.5e;\t Pp = %.5e;\n", -gppp, gppb, gppp); fprintf(fpdebug, "Pg=%.5e;\t Pdp=%.5e;\t Psp=%.5e;\t Pe=%.5e;\n", gppg, gppdp, gppsp, gppe); } } if (here->B3SOIDDdebugMod > 3) { fprintf(fpdebug, "Vth = %.4f, Vbs0eff = %.8f, Vdsat = %.4f\n", Vth, Vbs0eff, Vdsat); fprintf(fpdebug, "ueff = %g, Vgsteff = %.4f, Vdseff = %.4f\n", ueff, Vgsteff, Vdseff); fprintf(fpdebug, "Vthfd = %.4f, Vbs0mos = %.4f, Vbs0 = %.4f\n", Vthfd, Vbs0mos, Vbs0); fprintf(fpdebug, "Vbs0t = %.4f, Vbsdio = %.8f\n", Vbs0t, Vbsdio); } fclose(fpdebug); } here->B3SOIDDiterations++; /* increment the iteration counter */ } /* End of Mosfet Instance */ } /* End of Model Instance */ return(OK); }