SIT Curve Fitter
Rothacher Model Parameter Extraction using Nelder-Mead Optimization
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Rothacher SIT Model
I
d
= K · (V
g
+ V
ct
+ N·ln(V
d
) + V
d
/μ)
X
Model: "A Concise Model for Static Induction Transistor IV Characteristics" by Michael Rothacher, Linear Audio Vol 6
K
Gain coefficient
μ (Mu)
Amplification factor
N
Log Vd coefficient
X
Exponent
V
ct
Threshold offset
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IV Curve Plot
V
d
Max (V)
I
d
Max (A)
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