ngspice/examples/vbic/npn_gum.sp

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2019-09-05 19:17:57 +02:00
VBIC Gummel Test Ic=f(Vc,Vb)
2019-09-05 18:58:44 +02:00
.include qnva.mod
VB B 0 0.5
VC C 0 1.0
VS S 0 0.0
XQ1 C B 0 S qnva
.control
options gmin=1e-15
dc vb 0.2 1.2 0.01
plot abs(i(vc)) abs(i(vb)) abs(i(vs)) ylimit 0.1e-12 100e-3 ylog
plot abs(i(vc))/abs(i(vb)) vs abs(-i(vc)) xlog xlimit 10e-12 10e-3 ylimit 0 40
.endc
.end