From 56b5041266e37fb2e0a67495e1e3b6db2822fbbf Mon Sep 17 00:00:00 2001
From: dwarning <dwarning>
Date: Sat, 8 Apr 2023 20:44:19 +0200
Subject: [PATCH] selfheating only with rth>0

---
 src/spicelib/devices/vbic/vbicsetup.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/spicelib/devices/vbic/vbicsetup.c b/src/spicelib/devices/vbic/vbicsetup.c
index c82f36871..f40a59988 100644
--- a/src/spicelib/devices/vbic/vbicsetup.c
+++ b/src/spicelib/devices/vbic/vbicsetup.c
@@ -469,7 +469,7 @@ VBICsetup(SMPmatrix *matrix, GENmodel *inModel, CKTcircuit *ckt, int *states)
             }
 
             if(model->VBICselftGiven)
-                if(model->VBICselft == 1)
+                if((model->VBICselft == 1) && (model->VBICthermalResistGiven) && (model->VBICthermalResist > 0.0))
                     here->VBIC_selfheat = 1;
                 else
                     here->VBIC_selfheat = 0;