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re-format for better readability

pre-master-46
Holger Vogt 8 years ago
committed by rlar
parent
5abe8a759b
commit
e0734a3ade
3 changed files with 66 additions and 33 deletions
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  1. 90
      src/spicelib/devices/vdmos/vdmosload.c
  2. 6
      src/spicelib/devices/vdmos/vdmosset.c
  3. 3
      src/spicelib/devices/vdmos/vdmostemp.c

90
src/spicelib/devices/vdmos/vdmosload.c
View File

@ -110,7 +110,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
(here->VDMOSsourceArea == 0)) { (here->VDMOSsourceArea == 0)) {
DrainSatCur = here->VDMOSm * here->VDMOStSatCur; DrainSatCur = here->VDMOSm * here->VDMOStSatCur;
SourceSatCur = here->VDMOSm * here->VDMOStSatCur; SourceSatCur = here->VDMOSm * here->VDMOStSatCur;
} else {
}
else {
DrainSatCur = here->VDMOStSatCurDens * DrainSatCur = here->VDMOStSatCurDens *
here->VDMOSm * here->VDMOSdrainArea; here->VDMOSm * here->VDMOSdrainArea;
SourceSatCur = here->VDMOStSatCurDens * SourceSatCur = here->VDMOStSatCurDens *
@ -160,7 +161,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
*(ckt->CKTstate0 + here->VDMOSvbd) = *(ckt->CKTstate0 + here->VDMOSvbd) =
*(ckt->CKTstate0 + here->VDMOSvbs) - *(ckt->CKTstate0 + here->VDMOSvbs) -
*(ckt->CKTstate0 + here->VDMOSvds); *(ckt->CKTstate0 + here->VDMOSvds);
} else {
}
else {
#endif /* PREDICTOR */ #endif /* PREDICTOR */
/* general iteration */ /* general iteration */
@ -199,7 +201,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
here->VDMOSgmbs * delvbs + here->VDMOSgmbs * delvbs +
here->VDMOSgm * delvgs + here->VDMOSgm * delvgs +
here->VDMOSgds * delvds; here->VDMOSgds * delvds;
} else {
}
else {
cdhat = cdhat =
here->VDMOScd - here->VDMOScd -
(here->VDMOSgbd - (here->VDMOSgbd -
@ -301,7 +304,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
vds = vgs - vgd; vds = vgs - vgd;
vds = DEVlimvds(vds, *(ckt->CKTstate0 + here->VDMOSvds)); vds = DEVlimvds(vds, *(ckt->CKTstate0 + here->VDMOSvds));
vgd = vgs - vds; vgd = vgs - vds;
} else {
}
else {
vgd = DEVfetlim(vgd, vgdo, von); vgd = DEVfetlim(vgd, vgdo, von);
vds = vgs - vgd; vds = vgs - vgd;
if (!(ckt->CKTfixLimit)) { if (!(ckt->CKTfixLimit)) {
@ -314,7 +318,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
vbs = DEVpnjlim(vbs, *(ckt->CKTstate0 + here->VDMOSvbs), vbs = DEVpnjlim(vbs, *(ckt->CKTstate0 + here->VDMOSvbs),
vt, here->VDMOSsourceVcrit, &Check); vt, here->VDMOSsourceVcrit, &Check);
vbd = vbs - vds; vbd = vbs - vds;
} else {
}
else {
vbd = DEVpnjlim(vbd, *(ckt->CKTstate0 + here->VDMOSvbd), vbd = DEVpnjlim(vbd, *(ckt->CKTstate0 + here->VDMOSvbd),
vt, here->VDMOSdrainVcrit, &Check); vt, here->VDMOSdrainVcrit, &Check);
vbs = vbd + vds; vbs = vbd + vds;
@ -324,7 +329,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
*/ */
} else {
}
else {
/* ok - not one of the simple cases, so we have to /* ok - not one of the simple cases, so we have to
* look at all of the possibilities for why we were * look at all of the possibilities for why we were
@ -343,7 +349,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
vgs = model->VDMOStype * here->VDMOStVto; vgs = model->VDMOStype * here->VDMOStVto;
vds = 0; vds = 0;
} }
} else {
}
else {
vbs = vgs = vds = 0; vbs = vgs = vds = 0;
} }
} }
@ -368,7 +375,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
if (vbs <= -3 * vt) { if (vbs <= -3 * vt) {
here->VDMOSgbs = ckt->CKTgmin; here->VDMOSgbs = ckt->CKTgmin;
here->VDMOScbs = here->VDMOSgbs*vbs - SourceSatCur; here->VDMOScbs = here->VDMOSgbs*vbs - SourceSatCur;
} else {
}
else {
evbs = exp(MIN(MAX_EXP_ARG, vbs / vt)); evbs = exp(MIN(MAX_EXP_ARG, vbs / vt));
here->VDMOSgbs = SourceSatCur*evbs / vt + ckt->CKTgmin; here->VDMOSgbs = SourceSatCur*evbs / vt + ckt->CKTgmin;
here->VDMOScbs = SourceSatCur*(evbs - 1) + ckt->CKTgmin*vbs; here->VDMOScbs = SourceSatCur*(evbs - 1) + ckt->CKTgmin*vbs;
@ -376,7 +384,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
if (vbd <= -3 * vt) { if (vbd <= -3 * vt) {
here->VDMOSgbd = ckt->CKTgmin; here->VDMOSgbd = ckt->CKTgmin;
here->VDMOScbd = here->VDMOSgbd*vbd - DrainSatCur; here->VDMOScbd = here->VDMOSgbd*vbd - DrainSatCur;
} else {
}
else {
evbd = exp(MIN(MAX_EXP_ARG, vbd / vt)); evbd = exp(MIN(MAX_EXP_ARG, vbd / vt));
here->VDMOSgbd = DrainSatCur*evbd / vt + ckt->CKTgmin; here->VDMOSgbd = DrainSatCur*evbd / vt + ckt->CKTgmin;
here->VDMOScbd = DrainSatCur*(evbd - 1) + ckt->CKTgmin*vbd; here->VDMOScbd = DrainSatCur*(evbd - 1) + ckt->CKTgmin*vbd;
@ -387,7 +396,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
if (vds >= 0) { if (vds >= 0) {
/* normal mode */ /* normal mode */
here->VDMOSmode = 1; here->VDMOSmode = 1;
} else {
}
else {
/* inverse mode */ /* inverse mode */
here->VDMOSmode = -1; here->VDMOSmode = -1;
} }
@ -414,7 +424,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
if ((here->VDMOSmode == 1 ? vbs : vbd) <= 0) { if ((here->VDMOSmode == 1 ? vbs : vbd) <= 0) {
sarg = sqrt(here->VDMOStPhi - (here->VDMOSmode == 1 ? vbs : vbd)); sarg = sqrt(here->VDMOStPhi - (here->VDMOSmode == 1 ? vbs : vbd));
} else {
}
else {
sarg = sqrt(here->VDMOStPhi); sarg = sqrt(here->VDMOStPhi);
sarg = sarg - (here->VDMOSmode == 1 ? vbs : vbd) / (sarg + sarg); sarg = sarg - (here->VDMOSmode == 1 ? vbs : vbd) / (sarg + sarg);
sarg = MAX(0, sarg); sarg = MAX(0, sarg);
@ -424,7 +435,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
vdsat = MAX(vgst, 0); vdsat = MAX(vgst, 0);
if (sarg <= 0) { if (sarg <= 0) {
arg = 0; arg = 0;
} else {
}
else {
arg = model->VDMOSgamma / (sarg + sarg); arg = model->VDMOSgamma / (sarg + sarg);
} }
if (vgst <= 0) { if (vgst <= 0) {
@ -435,7 +447,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
here->VDMOSgm = 0; here->VDMOSgm = 0;
here->VDMOSgds = 0; here->VDMOSgds = 0;
here->VDMOSgmbs = 0; here->VDMOSgmbs = 0;
} else {
}
else {
/* /*
* saturation region * saturation region
*/ */
@ -445,7 +458,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
here->VDMOSgm = betap*vgst; here->VDMOSgm = betap*vgst;
here->VDMOSgds = model->VDMOSlambda*Beta*vgst*vgst*.5; here->VDMOSgds = model->VDMOSlambda*Beta*vgst*vgst*.5;
here->VDMOSgmbs = here->VDMOSgm*arg; here->VDMOSgmbs = here->VDMOSgm*arg;
} else {
}
else {
/* /*
* linear region * linear region
*/ */
@ -508,21 +522,25 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
model->VDMOSbulkJctSideGradingCoeff) { model->VDMOSbulkJctSideGradingCoeff) {
if (model->VDMOSbulkJctBotGradingCoeff == .5) { if (model->VDMOSbulkJctBotGradingCoeff == .5) {
sarg = sargsw = 1 / sqrt(arg); sarg = sargsw = 1 / sqrt(arg);
} else {
}
else {
sarg = sargsw = sarg = sargsw =
exp(-model->VDMOSbulkJctBotGradingCoeff* exp(-model->VDMOSbulkJctBotGradingCoeff*
log(arg)); log(arg));
} }
} else {
}
else {
if (model->VDMOSbulkJctBotGradingCoeff == .5) { if (model->VDMOSbulkJctBotGradingCoeff == .5) {
sarg = 1 / sqrt(arg); sarg = 1 / sqrt(arg);
} else {
}
else {
sarg = exp(-model->VDMOSbulkJctBotGradingCoeff* sarg = exp(-model->VDMOSbulkJctBotGradingCoeff*
log(arg)); log(arg));
} }
if (model->VDMOSbulkJctSideGradingCoeff == .5) { if (model->VDMOSbulkJctSideGradingCoeff == .5) {
sargsw = 1 / sqrt(arg); sargsw = 1 / sqrt(arg);
} else {
}
else {
sargsw = exp(-model->VDMOSbulkJctSideGradingCoeff* sargsw = exp(-model->VDMOSbulkJctSideGradingCoeff*
log(arg)); log(arg));
} }
@ -535,12 +553,14 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
(1 - model->VDMOSbulkJctSideGradingCoeff)); (1 - model->VDMOSbulkJctSideGradingCoeff));
here->VDMOScapbs = here->VDMOSCbs*sarg + here->VDMOScapbs = here->VDMOSCbs*sarg +
here->VDMOSCbssw*sargsw; here->VDMOSCbssw*sargsw;
} else {
}
else {
*(ckt->CKTstate0 + here->VDMOSqbs) = here->VDMOSf4s + *(ckt->CKTstate0 + here->VDMOSqbs) = here->VDMOSf4s +
vbs*(here->VDMOSf2s + vbs*(here->VDMOSf3s / 2)); vbs*(here->VDMOSf2s + vbs*(here->VDMOSf3s / 2));
here->VDMOScapbs = here->VDMOSf2s + here->VDMOSf3s*vbs; here->VDMOScapbs = here->VDMOSf2s + here->VDMOSf3s*vbs;
} }
} else {
}
else {
*(ckt->CKTstate0 + here->VDMOSqbs) = 0; *(ckt->CKTstate0 + here->VDMOSqbs) = 0;
here->VDMOScapbs = 0; here->VDMOScapbs = 0;
} }
@ -559,16 +579,19 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
if (model->VDMOSbulkJctBotGradingCoeff == .5 && if (model->VDMOSbulkJctBotGradingCoeff == .5 &&
model->VDMOSbulkJctSideGradingCoeff == .5) { model->VDMOSbulkJctSideGradingCoeff == .5) {
sarg = sargsw = 1 / sqrt(arg); sarg = sargsw = 1 / sqrt(arg);
} else {
}
else {
if (model->VDMOSbulkJctBotGradingCoeff == .5) { if (model->VDMOSbulkJctBotGradingCoeff == .5) {
sarg = 1 / sqrt(arg); sarg = 1 / sqrt(arg);
} else {
}
else {
sarg = exp(-model->VDMOSbulkJctBotGradingCoeff* sarg = exp(-model->VDMOSbulkJctBotGradingCoeff*
log(arg)); log(arg));
} }
if (model->VDMOSbulkJctSideGradingCoeff == .5) { if (model->VDMOSbulkJctSideGradingCoeff == .5) {
sargsw = 1 / sqrt(arg); sargsw = 1 / sqrt(arg);
} else {
}
else {
sargsw = exp(-model->VDMOSbulkJctSideGradingCoeff* sargsw = exp(-model->VDMOSbulkJctSideGradingCoeff*
log(arg)); log(arg));
} }
@ -582,12 +605,14 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
/ (1 - model->VDMOSbulkJctSideGradingCoeff)); / (1 - model->VDMOSbulkJctSideGradingCoeff));
here->VDMOScapbd = here->VDMOSCbd*sarg + here->VDMOScapbd = here->VDMOSCbd*sarg +
here->VDMOSCbdsw*sargsw; here->VDMOSCbdsw*sargsw;
} else {
}
else {
*(ckt->CKTstate0 + here->VDMOSqbd) = here->VDMOSf4d + *(ckt->CKTstate0 + here->VDMOSqbd) = here->VDMOSf4d +
vbd * (here->VDMOSf2d + vbd * here->VDMOSf3d / 2); vbd * (here->VDMOSf2d + vbd * here->VDMOSf3d / 2);
here->VDMOScapbd = here->VDMOSf2d + vbd * here->VDMOSf3d; here->VDMOScapbd = here->VDMOSf2d + vbd * here->VDMOSf3d;
} }
} else {
}
else {
*(ckt->CKTstate0 + here->VDMOSqbd) = 0; *(ckt->CKTstate0 + here->VDMOSqbd) = 0;
here->VDMOScapbd = 0; here->VDMOScapbd = 0;
} }
@ -683,7 +708,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
GateDrainOverlapCap; GateDrainOverlapCap;
capgb = 2 * *(ckt->CKTstate0 + here->VDMOScapgb) + capgb = 2 * *(ckt->CKTstate0 + here->VDMOScapgb) +
GateBulkOverlapCap; GateBulkOverlapCap;
} else {
}
else {
capgs = (*(ckt->CKTstate0 + here->VDMOScapgs) + capgs = (*(ckt->CKTstate0 + here->VDMOScapgs) +
*(ckt->CKTstate1 + here->VDMOScapgs) + *(ckt->CKTstate1 + here->VDMOScapgs) +
GateSourceOverlapCap); GateSourceOverlapCap);
@ -709,7 +735,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
*(ckt->CKTstate0 + here->VDMOSqgb) = *(ckt->CKTstate0 + here->VDMOSqgb) =
(1 + xfact) * *(ckt->CKTstate1 + here->VDMOSqgb) (1 + xfact) * *(ckt->CKTstate1 + here->VDMOSqgb)
- xfact * *(ckt->CKTstate2 + here->VDMOSqgb); - xfact * *(ckt->CKTstate2 + here->VDMOSqgb);
} else {
}
else {
#endif /*PREDICTOR*/ #endif /*PREDICTOR*/
if (ckt->CKTmode & MODETRAN) { if (ckt->CKTmode & MODETRAN) {
*(ckt->CKTstate0 + here->VDMOSqgs) = (vgs - vgs1)*capgs + *(ckt->CKTstate0 + here->VDMOSqgs) = (vgs - vgs1)*capgs +
@ -718,7 +745,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
*(ckt->CKTstate1 + here->VDMOSqgd); *(ckt->CKTstate1 + here->VDMOSqgd);
*(ckt->CKTstate0 + here->VDMOSqgb) = (vgb - vgb1)*capgb + *(ckt->CKTstate0 + here->VDMOSqgb) = (vgb - vgb1)*capgb +
*(ckt->CKTstate1 + here->VDMOSqgb); *(ckt->CKTstate1 + here->VDMOSqgb);
} else {
}
else {
/* TRANOP only */ /* TRANOP only */
*(ckt->CKTstate0 + here->VDMOSqgs) = vgs*capgs; *(ckt->CKTstate0 + here->VDMOSqgs) = vgs*capgs;
*(ckt->CKTstate0 + here->VDMOSqgd) = vgd*capgd; *(ckt->CKTstate0 + here->VDMOSqgd) = vgd*capgd;
@ -744,7 +772,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
ceqgd = 0; ceqgd = 0;
gcgb = 0; gcgb = 0;
ceqgb = 0; ceqgb = 0;
} else {
}
else {
if (capgs == 0) *(ckt->CKTstate0 + here->VDMOScqgs) = 0; if (capgs == 0) *(ckt->CKTstate0 + here->VDMOScqgs) = 0;
if (capgd == 0) *(ckt->CKTstate0 + here->VDMOScqgd) = 0; if (capgd == 0) *(ckt->CKTstate0 + here->VDMOScqgd) = 0;
if (capgb == 0) *(ckt->CKTstate0 + here->VDMOScqgb) = 0; if (capgb == 0) *(ckt->CKTstate0 + here->VDMOScqgb) = 0;
@ -781,7 +810,8 @@ VDMOSload(GENmodel *inModel, CKTcircuit *ckt)
xrev = 0; xrev = 0;
cdreq = model->VDMOStype*(cdrain - here->VDMOSgds*vds - cdreq = model->VDMOStype*(cdrain - here->VDMOSgds*vds -
here->VDMOSgm*vgs - here->VDMOSgmbs*vbs); here->VDMOSgm*vgs - here->VDMOSgmbs*vbs);
} else {
}
else {
xnrm = 0; xnrm = 0;
xrev = 1; xrev = 1;
cdreq = -(model->VDMOStype)*(cdrain - here->VDMOSgds*(-vds) - cdreq = -(model->VDMOStype)*(cdrain - here->VDMOSgds*(-vds) -

6
src/spicelib/devices/vdmos/vdmosset.c
View File

@ -157,7 +157,8 @@ VDMOSsetup(SMPmatrix *matrix, GENmodel *inModel, CKTcircuit *ckt,
} }
} }
} else {
}
else {
here->VDMOSdNodePrime = here->VDMOSdNode; here->VDMOSdNodePrime = here->VDMOSdNode;
} }
@ -182,7 +183,8 @@ VDMOSsetup(SMPmatrix *matrix, GENmodel *inModel, CKTcircuit *ckt,
} }
} }
} else {
}
else {
here->VDMOSsNodePrime = here->VDMOSsNode; here->VDMOSsNodePrime = here->VDMOSsNode;
} }

3
src/spicelib/devices/vdmos/vdmostemp.c
View File

@ -293,7 +293,8 @@ VDMOStemp(GENmodel *inModel, CKTcircuit *ckt)
if (model->VDMOSdrainResistance != 0) { if (model->VDMOSdrainResistance != 0) {
here->VDMOSdrainConductance = here->VDMOSm / here->VDMOSdrainConductance = here->VDMOSm /
model->VDMOSdrainResistance; model->VDMOSdrainResistance;
} else {
}
else {
here->VDMOSdrainConductance = 0; here->VDMOSdrainConductance = 0;
} }
} else if (model->VDMOSsheetResistanceGiven) { } else if (model->VDMOSsheetResistanceGiven) {

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