luke
/
ngspice
mirror of https://git.code.sf.net/p/ngspice/ngspice
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

ceqqjd, ceqqjs should be scaled with mult_q. 

This fixes erratic simulation behavior when
mult_i != mult_q.
This commit is contained in:
Árpád Bűrmen 2025-09-15 10:25:08 +02:00 committed by Holger Vogt
parent dc58709a37
commit 5153d8a4c1
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
src/spicelib/devices/bsim4/b4ld.c
View File

@ -5006,9 +5006,9 @@ line900:
- ceqgstot + Istoteq) + mult_q * (ceqqg + ceqqb + ceqqd + ceqqgmid));
}
else
{ here->BSIM4rhsdb = mult_i * (ceqjd + ceqqjd);
{ here->BSIM4rhsdb = mult_i * (ceqjd /*+ ceqqjd */) + mult_q * ceqqjd);
here->BSIM4rhsbPrime = (mult_i * (ceqbd + ceqbs + Ibtoteq) - mult_q * ceqqb);
here->BSIM4rhssb = mult_i * (ceqjs + ceqqjs);
here->BSIM4rhssb = mult_i * (ceqjs /*+ ceqqjs*/) + mult_q * ceqqjs;
here->BSIM4rhssPrime = (mult_i * (ceqdrn - ceqbs + ceqjs - ceqgstot + Istoteq) + mult_q * (ceqqd
+ ceqqg + ceqqb + ceqqjd + ceqqjs + ceqqgmid));
}
@ -5037,9 +5037,9 @@ line900:
- ceqgstot + Istoteq) + mult_q * (ceqqg + ceqqb + ceqqd + ceqqgmid)));
}
else
{ (*(ckt->CKTrhs + here->BSIM4dbNode) -= mult_i * (ceqjd + ceqqjd));
{ (*(ckt->CKTrhs + here->BSIM4dbNode) -= mult_i * (ceqjd /*+ ceqqjd*/) + mult_q * ceqqjd);
(*(ckt->CKTrhs + here->BSIM4bNodePrime) += (mult_i * (ceqbd + ceqbs + Ibtoteq) - mult_q * ceqqb));
(*(ckt->CKTrhs + here->BSIM4sbNode) -= mult_i * (ceqjs + ceqqjs));
(*(ckt->CKTrhs + here->BSIM4sbNode) -= mult_i * (ceqjs /*+ ceqqjs*/) + mult_q * ceqqjs);
(*(ckt->CKTrhs + here->BSIM4sNodePrime) += (mult_i * (ceqdrn - ceqbs + ceqjs - ceqgstot + Istoteq) + mult_q * (ceqqd
+ ceqqg + ceqqb + ceqqjd + ceqqjs + ceqqgmid)));
}