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Star-Hspice Quick Reference Guide

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BJT Element<br />

Basic Parameters - Level 504<br />

Parameters Unit Default Description<br />

IK A 0.1 Collector-emitter high<br />

injection knee current<br />

BRI - 7.0 Ideal reverse current<br />

gain<br />

IBR A 1.0e-15 Saturation current of<br />

the non-ideal reverse<br />

base current<br />

VLR V 0.2 Cross-over voltage of<br />

the non-ideal reverse<br />

base current<br />

XEXT - 0.63 Part of Iex, Qex, Qtex,<br />

and Isub that depends<br />

on the base-collector<br />

voltage Vbc1<br />

Avalanche Model Parameters - Level 504<br />

Parameters Unit Default Description<br />

WAVL m 1.1e-6 Epilayer thickness<br />

used in weakavalanche<br />

model<br />

7-20 <strong>Star</strong>-<strong>Hspice</strong> <strong>Quick</strong> <strong>Reference</strong> <strong>Guide</strong>

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