Derive the expression of the input impedance for small-signal equivalent circuit. (R=5 R=10 k2, r=10 kN) Vcc R1 R2 Rin A) Rin= R1 + R2 + r, Rin = (R1 // R2 // r,) ( B) Rin = (R1+R2) // r. %3| Rin = R1+(R2 // r2) D)
Derive the expression of the input impedance for small-signal equivalent circuit. (R=5 R=10 k2, r=10 kN) Vcc R1 R2 Rin A) Rin= R1 + R2 + r, Rin = (R1 // R2 // r,) ( B) Rin = (R1+R2) // r. %3| Rin = R1+(R2 // r2) D)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Transcribed Image Text:Derive the expression of the input impedance for small-signal equivalent circuit. (R1=5 k2,
R2=10 k2, r=10 k2)
Vcc
R1
Rin
A) Rin= R1 + R2 + r.
%3D
Rin = (R1 // R2 // r.)
(B)
Rin = (R1+R2) // r-
Rin = R1+(R2 // r7)
D)
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