/********** Based on jfetdefs.h Copyright 1990 Regents of the University of California. All rights reserved. Author: 1985 Thomas L. Quarles Modified to add PS model and new parameter definitions ( Anthony E. Parker ) Copyright 1994 Macquarie University, Sydney Australia. 10 Feb 1994: Added xiwoo, d3 and alpha to JFET2instance JFET2pave, JFET2vtrap ad JFET2_STATE_COUNT Changed model to call jfetparm.h, added JFET2za to model struct Defined JFET2_VTRAP and JFET2_PAVE **********/ #ifndef JFET2 #define JFET2 #include "ngspice/ifsim.h" #include "ngspice/gendefs.h" #include "ngspice/cktdefs.h" #include "ngspice/complex.h" #include "ngspice/noisedef.h" /* structures used to describe Junction Field Effect Transistors */ /* information used to describe a single instance */ typedef struct sJFET2instance { struct sJFET2model *JFET2modPtr; /* backpointer to model */ struct sJFET2instance *JFET2nextInstance; /* pointer to next instance of * current model*/ IFuid JFET2name; /* pointer to character string naming this instance */ int JFET2state; /* pointer to start of state vector for jfet */ int JFET2drainNode; /* number of drain node of jfet */ int JFET2gateNode; /* number of gate node of jfet */ int JFET2sourceNode; /* number of source node of jfet */ int JFET2drainPrimeNode; /* number of internal drain node of jfet */ int JFET2sourcePrimeNode; /* number of internal source node of jfet */ double *JFET2drainDrainPrimePtr; /* pointer to sparse matrix at * (drain,drain prime) */ double *JFET2gateDrainPrimePtr; /* pointer to sparse matrix at * (gate,drain prime) */ double *JFET2gateSourcePrimePtr; /* pointer to sparse matrix at * (gate,source prime) */ double *JFET2sourceSourcePrimePtr; /* pointer to sparse matrix at * (source,source prime) */ double *JFET2drainPrimeDrainPtr; /* pointer to sparse matrix at * (drain prime,drain) */ double *JFET2drainPrimeGatePtr; /* pointer to sparse matrix at * (drain prime,gate) */ double *JFET2drainPrimeSourcePrimePtr; /* pointer to sparse matrix * (drain prime,source prime) */ double *JFET2sourcePrimeGatePtr; /* pointer to sparse matrix at * (source prime,gate) */ double *JFET2sourcePrimeSourcePtr; /* pointer to sparse matrix at * (source prime,source) */ double *JFET2sourcePrimeDrainPrimePtr; /* pointer to sparse matrix * (source prime,drain prime) */ double *JFET2drainDrainPtr; /* pointer to sparse matrix at * (drain,drain) */ double *JFET2gateGatePtr; /* pointer to sparse matrix at * (gate,gate) */ double *JFET2sourceSourcePtr; /* pointer to sparse matrix at * (source,source) */ double *JFET2drainPrimeDrainPrimePtr; /* pointer to sparse matrix * (drain prime,drain prime) */ double *JFET2sourcePrimeSourcePrimePtr; /* pointer to sparse matrix * (source prime,source prime) */ int JFET2mode; /* distortion analysis Taylor coeffs. */ /* * naming convention: * x = vgs * y = vds * cdr = cdrain */ #define JFET2NDCOEFFS 21 #ifndef NODISTO double JFET2dCoeffs[JFET2NDCOEFFS]; #else /* NODISTO */ double *JFET2dCoeffs; #endif /* NODISTO */ #ifndef CONFIG #define cdr_x JFET2dCoeffs[0] #define cdr_y JFET2dCoeffs[1] #define cdr_x2 JFET2dCoeffs[2] #define cdr_y2 JFET2dCoeffs[3] #define cdr_xy JFET2dCoeffs[4] #define cdr_x3 JFET2dCoeffs[5] #define cdr_y3 JFET2dCoeffs[6] #define cdr_x2y JFET2dCoeffs[7] #define cdr_xy2 JFET2dCoeffs[8] #define ggs1 JFET2dCoeffs[9] #define ggd1 JFET2dCoeffs[10] #define ggs2 JFET2dCoeffs[11] #define ggd2 JFET2dCoeffs[12] #define ggs3 JFET2dCoeffs[13] #define ggd3 JFET2dCoeffs[14] #define capgs1 JFET2dCoeffs[15] #define capgd1 JFET2dCoeffs[16] #define capgs2 JFET2dCoeffs[17] #define capgd2 JFET2dCoeffs[18] #define capgs3 JFET2dCoeffs[19] #define capgd3 JFET2dCoeffs[20] #endif /* indices to an array of JFET2 noise sources */ #define JFET2RDNOIZ 0 #define JFET2RSNOIZ 1 #define JFET2IDNOIZ 2 #define JFET2FLNOIZ 3 #define JFET2TOTNOIZ 4 #define JFET2NSRCS 5 #ifndef NONOISE double JFET2nVar[NSTATVARS][JFET2NSRCS]; #else /* NONOISE */ double **JFET2nVar; #endif /* NONOISE */ unsigned JFET2off :1; /* 'off' flag for jfet */ unsigned JFET2areaGiven : 1; /* flag to indicate area was specified */ unsigned JFET2mGiven : 1; /* flag to indicate multiplier given */ unsigned JFET2icVDSGiven : 1; /* initial condition given flag for V D-S*/ unsigned JFET2icVGSGiven : 1; /* initial condition given flag for V G-S*/ unsigned JFET2tempGiven : 1; /* flag to indicate instance temp given */ unsigned JFET2dtempGiven : 1; /* flag to indicate temperature difference given */ double JFET2area; /* area factor for the jfet */ double JFET2m; /* parallel multiplier for the diode */ double JFET2icVDS; /* initial condition voltage D-S*/ double JFET2icVGS; /* initial condition voltage G-S*/ double JFET2temp; /* operating temperature */ double JFET2dtemp; /* Instance temperature difference */ double JFET2tSatCur; /* temperature adjusted saturation current */ double JFET2tGatePot; /* temperature adjusted gate potential */ double JFET2tCGS; /* temperature corrected G-S capacitance */ double JFET2tCGD; /* temperature corrected G-D capacitance */ double JFET2corDepCap; /* joining point of the fwd bias dep. cap eq.s */ double JFET2vcrit; /* critical voltage for the instance */ double JFET2f1; /* coefficient of capacitance polynomial exp */ double JFET2xiwoo; /* velocity saturation potential */ double JFET2d3; /* Dual Power-law parameter */ double JFET2alpha; /* capacitance model transition parameter */ } JFET2instance ; #define JFET2vgs JFET2state #define JFET2vgd JFET2state+1 #define JFET2cg JFET2state+2 #define JFET2cd JFET2state+3 #define JFET2cgd JFET2state+4 #define JFET2gm JFET2state+5 #define JFET2gds JFET2state+6 #define JFET2ggs JFET2state+7 #define JFET2ggd JFET2state+8 #define JFET2qgs JFET2state+9 #define JFET2cqgs JFET2state+10 #define JFET2qgd JFET2state+11 #define JFET2cqgd JFET2state+12 #define JFET2qds JFET2state+13 #define JFET2cqds JFET2state+14 #define JFET2pave JFET2state+15 #define JFET2vtrap JFET2state+16 #define JFET2vgstrap JFET2state+17 #define JFET2_STATE_COUNT 18 /* per model data */ typedef struct sJFET2model { /* model structure for a jfet */ int JFET2modType; /* type index of this device type */ struct sJFET2model *JFET2nextModel; /* pointer to next possible model in * linked list */ JFET2instance * JFET2instances; /* pointer to list of instances * that have this model */ IFuid JFET2modName; /* pointer to character string naming this model */ /* --- end of generic struct GENmodel --- */ int JFET2type; #define PARAM(code,id,flag,ref,default,descrip) double ref; #include "jfet2parm.h" double JFET2drainConduct; double JFET2sourceConduct; double JFET2f2; double JFET2f3; double JFET2za; /* saturation index parameter */ double JFET2tnom; /* temperature at which parameters were measured */ #define PARAM(code,id,flag,ref,default,descrip) unsigned flag : 1; #include "jfet2parm.h" unsigned JFET2tnomGiven : 1; /* user specified Tnom for model */ } JFET2model; #ifndef NJF #define NJF 1 #define PJF -1 #endif /*NJF*/ /* device parameters */ #define JFET2_AREA 1 #define JFET2_IC_VDS 2 #define JFET2_IC_VGS 3 #define JFET2_IC 4 #define JFET2_OFF 5 #define JFET2_TEMP 6 #define JFET2_DTEMP 7 #define JFET2_M 8 /* device questions */ #define JFET2_DRAINNODE 301 #define JFET2_GATENODE 302 #define JFET2_SOURCENODE 303 #define JFET2_DRAINPRIMENODE 304 #define JFET2_SOURCEPRIMENODE 305 #define JFET2_VGS 306 #define JFET2_VGD 307 #define JFET2_CG 308 #define JFET2_CD 309 #define JFET2_CGD 310 #define JFET2_GM 311 #define JFET2_GDS 312 #define JFET2_GGS 313 #define JFET2_GGD 314 #define JFET2_QGS 315 #define JFET2_CQGS 316 #define JFET2_QGD 317 #define JFET2_CQGD 318 #define JFET2_CS 319 #define JFET2_POWER 320 #define JFET2_VTRAP 321 #define JFET2_PAVE 322 /* model questions */ #define JFET2_MOD_DRAINCONDUCT 301 #define JFET2_MOD_SOURCECONDUCT 302 #define JFET2_MOD_DEPLETIONCAP 303 #define JFET2_MOD_VCRIT 304 #define JFET2_MOD_TYPE 305 /* function definitions */ #include "jfet2ext.h" #endif /*JFET2*/