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use total current for diffcap calculation

This commit is contained in:
dwarning 2022-01-15 16:22:42 +01:00
parent a464ef47bc
commit 0c34ac019f
1 changed files with 9 additions and 11 deletions
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20
src/spicelib/devices/dio/dioload.c
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@ -60,7 +60,7 @@ DIOload(GENmodel *inModel, CKTcircuit *ckt)
int Check_dio=0, Check_th;
int error;
int SenCond=0; /* sensitivity condition */
double diffcharge, diffchargeSW, deplcharge, deplchargeSW, diffcap, diffcapSW, deplcap, deplcapSW;
double diffcharge, deplcharge, deplchargeSW, diffcap, deplcap, deplcapSW;
double deldelTemp, delTemp, Temp;
double ceqqth=0.0, Ith=0.0, gcTt=0.0, vrs=0.0;
@ -379,19 +379,19 @@ next1:
if (vd >= -3*vte) { /* limit forward */
if( (model->DIOforwardKneeCurrent > 0.0) && (cd > 1.0e-18) ) {
if( (model->DIOforwardKneeCurrentGiven) && (cd > 1.0e-18) ) {
ikf_area_m = here->DIOforwardKneeCurrent;
sqrt_ikf = sqrt(cd/ikf_area_m);
gd = ((1+sqrt_ikf)*gd - cd*gd/(2*sqrt_ikf*ikf_area_m))/(1+2*sqrt_ikf + cd/ikf_area_m) + ckt->CKTgmin;
cd = cd/(1+sqrt_ikf) + ckt->CKTgmin*vd;
} else {
gd = gd + ckt->CKTgmin;
cd = cd + ckt->CKTgmin*vd;
gd = gd + ckt->CKTgmin;
cd = cd + ckt->CKTgmin*vd;
}
} else { /* limit reverse */
if( (model->DIOreverseKneeCurrent > 0.0) && (cd < -1.0e-18) ) {
if( (model->DIOreverseKneeCurrentGiven) && (cd < -1.0e-18) ) {
ikr_area_m = here->DIOreverseKneeCurrent;
sqrt_ikr = sqrt(cd/(-ikr_area_m));
gd = ((1+sqrt_ikr)*gd + cd*gd/(2*sqrt_ikr*ikr_area_m))/(1+2*sqrt_ikr - cd/ikr_area_m) + ckt->CKTgmin;
@ -433,15 +433,13 @@ next1:
deplcapSW = czof2SW*(here->DIOtF3SW+model->DIOgradingSWCoeff*vd/here->DIOtJctSWPot);
}
diffcharge = here->DIOtTransitTime*cdb;
diffchargeSW = here->DIOtTransitTime*cdsw;
diffcharge = here->DIOtTransitTime*cd;
*(ckt->CKTstate0 + here->DIOcapCharge) =
diffcharge + diffchargeSW + deplcharge + deplchargeSW;
diffcharge + deplcharge + deplchargeSW;
diffcap = here->DIOtTransitTime*gdb;
diffcapSW = here->DIOtTransitTime*gdsw;
diffcap = here->DIOtTransitTime*gd;
capd = diffcap + diffcapSW + deplcap + deplcapSW + here->DIOcmetal + here->DIOcpoly;
capd = diffcap + deplcap + deplcapSW + here->DIOcmetal + here->DIOcpoly;
here->DIOcap = capd;