13.01.2015 Views

Star-Hspice Quick Reference Guide

Star-Hspice Quick Reference Guide

Star-Hspice Quick Reference Guide

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

BJT Element<br />

Base-Collector Capacitances - Level 504<br />

Parameters Unit Default Description<br />

XCJC - 3.2e-2 *Fraction of the<br />

collector-base<br />

depletion capacitance<br />

under the emitter<br />

Transit Time Parameters - Level 504<br />

Parameters Unit Default Description<br />

MTAU - 1.0 *Non-ideality of the<br />

emitter stored charge<br />

TAUE S 2.0e-12 *Minimum transit time<br />

of stored emitter<br />

charge<br />

TAUB S 4.2e-12 *Transit time of stored<br />

base charge<br />

TEPI S 4.1e-11 *Transit time of stored<br />

epilayer charge<br />

TAUR S 5.2e-10 *Transit time of<br />

reverse extrinsic stored<br />

base charge<br />

DEG EV 0.0 Bandgap difference<br />

over the base<br />

7-24 <strong>Star</strong>-<strong>Hspice</strong> <strong>Quick</strong> <strong>Reference</strong> <strong>Guide</strong>

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!