Rp -OVOUT VIN O Rs Vss = -VDD а. Draw the small-signal model. b. Determine the small-signal gain vou/Vin- c. Explain how Rs affects the small-signal gain. What happens if Rs = 0N?
Rp -OVOUT VIN O Rs Vss = -VDD а. Draw the small-signal model. b. Determine the small-signal gain vou/Vin- c. Explain how Rs affects the small-signal gain. What happens if Rs = 0N?
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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Question
NFET Common Source Amplifier with Source Degeneration: For the circuit below, assume the MOSFET operates in saturation and is characterized by parameters VTN and KN.
![+V
DD
Rp
OVOUT
VIN O
Rs
Vss = -VDD
а.
Draw the small-signal model.
b. Determine the small-signal gain voul Vin-
c. Explain how Rs affects the small-signal gain. What happens if Rs
= 02?
d. Simplify the gain expression assuming that gR_is much greater than 1. What happens to the
g,
т s
m
in the expression?
What might be the benefit of having a gain that is (nearly) independent of g ?
е.
т
f. Determine the small-signal output resistance.
g. Determine the small-signal input resistance.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F099a9854-7cc3-46b9-a37c-ec0486b4a12a%2F168f6bd9-e241-4493-a625-8304054874b7%2F76ilubl_processed.png&w=3840&q=75)
Transcribed Image Text:+V
DD
Rp
OVOUT
VIN O
Rs
Vss = -VDD
а.
Draw the small-signal model.
b. Determine the small-signal gain voul Vin-
c. Explain how Rs affects the small-signal gain. What happens if Rs
= 02?
d. Simplify the gain expression assuming that gR_is much greater than 1. What happens to the
g,
т s
m
in the expression?
What might be the benefit of having a gain that is (nearly) independent of g ?
е.
т
f. Determine the small-signal output resistance.
g. Determine the small-signal input resistance.
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