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Updated BSIM4 code to 4.6.5 (source and drain diode currents)

This commit is contained in:
pnenzi 2009-09-22 09:05:20 +00:00
parent 2eba12d518
commit 2ff50ea37d
3 changed files with 22 additions and 4 deletions
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4
ChangeLog
View File

@ -1,3 +1,7 @@
2009-09-22: Paolo Nenzi
* b4ld.c, b4temp.c: Updated BSIM4 code to BSIM 4.6.5
according to BSIM 4.6.5 bug report.
2009-09-20 Holger Vogt
* inpmkmod.c: fix bug no. 2859013
* INSTALL corrected

4
src/spicelib/devices/bsim4/b4ld.c
View File

@ -660,7 +660,7 @@ for (; model != NULL; model = model->BSIM4nextModel)
/* Source/drain junction diode DC model begins */
Nvtms = model->BSIM4vtm * model->BSIM4SjctEmissionCoeff;
if ((here->BSIM4Aseff <= 0.0) && (here->BSIM4Pseff <= 0.0))
{ SourceSatCurrent = 1.0e-14;
{ SourceSatCurrent = 0.0;
}
else
{ SourceSatCurrent = here->BSIM4Aseff * model->BSIM4SjctTempSatCurDensity
@ -758,7 +758,7 @@ for (; model != NULL; model = model->BSIM4nextModel)
Nvtmd = model->BSIM4vtm * model->BSIM4DjctEmissionCoeff;
if ((here->BSIM4Adeff <= 0.0) && (here->BSIM4Pdeff <= 0.0))
{ DrainSatCurrent = 1.0e-14;
{ DrainSatCurrent = 0.0;
}
else
{ DrainSatCurrent = here->BSIM4Adeff * model->BSIM4DjctTempSatCurDensity

18
src/spicelib/devices/bsim4/b4temp.c
View File

@ -1729,12 +1729,19 @@ int Size_Not_Found, i;
DMDGeff = model->BSIM4dmdg - model->BSIM4dmcgt;
if (here->BSIM4sourcePerimeterGiven)
{ if(here->BSIM4sourcePerimeter == 0.0)
here->BSIM4Pseff = 0.0;
else if (here->BSIM4sourcePerimeter < 0.0)
{ printf("Warning: Source Perimeter is specified as negative, it is set to zero.\n");
here->BSIM4Pseff = 0.0;}
else
{ if (model->BSIM4perMod == 0)
here->BSIM4Pseff = here->BSIM4sourcePerimeter;
else
here->BSIM4Pseff = here->BSIM4sourcePerimeter
- pParam->BSIM4weffCJ * here->BSIM4nf;
}
}
else
BSIM4PAeffGeo(here->BSIM4nf, here->BSIM4geoMod, here->BSIM4min,
pParam->BSIM4weffCJ, DMCGeff, DMCIeff, DMDGeff,
@ -1745,12 +1752,19 @@ int Size_Not_Found, i;
if (here->BSIM4drainPerimeterGiven)
{ if(here->BSIM4drainPerimeter = 0.0)
here->BSIM4Pdeff = 0.0;
else if(here->BSIM4drainPerimeter < 0.0)
{ printf("Warning: Drain Perimeter is specified as negative, it is set to zero\n");
here->BSIM4Pdeff = 0.0;}
else
{ if (model->BSIM4perMod == 0)
here->BSIM4Pdeff = here->BSIM4drainPerimeter;
else
here->BSIM4Pdeff = here->BSIM4drainPerimeter
- pParam->BSIM4weffCJ * here->BSIM4nf;
}
}
else
BSIM4PAeffGeo(here->BSIM4nf, here->BSIM4geoMod, here->BSIM4min,
pParam->BSIM4weffCJ, DMCGeff, DMCIeff, DMDGeff,
@ -1840,7 +1854,7 @@ int Size_Not_Found, i;
Nvtms = model->BSIM4vtm * model->BSIM4SjctEmissionCoeff;
if ((here->BSIM4Aseff <= 0.0) && (here->BSIM4Pseff <= 0.0))
{ SourceSatCurrent = 1.0e-14;
{ SourceSatCurrent = 0.0;
}
else
{ SourceSatCurrent = here->BSIM4Aseff * model->BSIM4SjctTempSatCurDensity
@ -1899,7 +1913,7 @@ int Size_Not_Found, i;
Nvtmd = model->BSIM4vtm * model->BSIM4DjctEmissionCoeff;
if ((here->BSIM4Adeff <= 0.0) && (here->BSIM4Pdeff <= 0.0))
{ DrainSatCurrent = 1.0e-14;
{ DrainSatCurrent = 0.0;
}
else
{ DrainSatCurrent = here->BSIM4Adeff * model->BSIM4DjctTempSatCurDensity