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BV

SCLE
EOVAMARIANCEEXP

ECONDCASESTUDY

-

Model:

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2[!]
[!] [!]

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BVCEO=

-

Where:

BVCEO

WCEO

=

Collector-emitterbrackdown voltage

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=

1/ 2

W[!]

V[!]

=

=

C

=

A semi-empirical twodimensional correctionfactor, between0and1

Process Factors:

= = =

The dopingconcentrationoftheepitaxial layer(CM-3) Intrinsic thickness of epitaxial layer(baseto subcollector) NPN current gain

ND W bE

IMAGE imgs/statoptimization04.gif

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