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Bipolar Transistor (Closed Form): BIP

Symbol

Equivalent Circuit

Parameters

Name Description Unit Type Default
ID Element ID Text B1
A Magnitude of DC current gain (alpha)   0.8
T Current gain time delay Time 0 ns
F -3dB frequency for current gain Frequency 0 GHz
CC Collector capacitance Capacitance 0 pF
GC Collector conductance Conductance 0 S
RB Base resistance Resistance 1 ohm
LB Base inductance Inductance 0 nH
CE Emitter capacitance Capacitance 0 pF
RE Emitter resistance Resistance 1 ohm
LE Emitter inductance Inductance 0 nH

Implementation Details

Implements a bipolar junction transistor with DC gain specified by A.

The frequency-dependent gain A(f) is given by:

NOTES:

  1. A must be in the range 0 < A < 1

  2. F must be greater than or equal to 0

  3. Assumed to be noiseless.

Layout

This element does not have an assigned layout cell. You can assign artwork cells to any element. See “Assigning Artwork Cells to Layout of Schematic Elements” for details.

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