Consider the amplifier shown. Assume that the transistor has the following small signal parameters: A gm = 4 x 10-³ V2 ro 10 x 10³ a) Draw the small signal model. Assume that the frequency is high and model the capacitors as short circuits. b) Using the above small signal model, perform small signal analysis and determine a numerical value for Av. Show your work! Do not make approximations. c) Using the above small signal model, perform small signal analysis and determine a numerical value for Ri. Show your work! Do not make approximations. Vin 5V www 30K 20K 5V www www 2K 500 5V 5K 오 C1 HE C2 Vo
Consider the amplifier shown. Assume that the transistor has the following small signal parameters: A gm = 4 x 10-³ V2 ro 10 x 10³ a) Draw the small signal model. Assume that the frequency is high and model the capacitors as short circuits. b) Using the above small signal model, perform small signal analysis and determine a numerical value for Av. Show your work! Do not make approximations. c) Using the above small signal model, perform small signal analysis and determine a numerical value for Ri. Show your work! Do not make approximations. Vin 5V www 30K 20K 5V www www 2K 500 5V 5K 오 C1 HE C2 Vo
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Transcribed Image Text:Consider the amplifier shown. Assume that the transistor has the following small signal parameters:
A
gm : = 4 x 10-³
V²
ro= 10 x 10³
a) Draw the small signal model. Assume that the frequency is high and model the capacitors as short circuits.
b) Using the above small signal model, perform small signal analysis and determine a numerical value for Av. Show
your work! Do not make approximations.
c)
Using the above small signal model, perform small signal analysis and determine a numerical value for Ri. Show
your work! Do not make approximations.
Vin
5V
W
30K
20K
5V
W
WWW
2K
500
5V
WH
5K
C1
C2
Vo
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