R1 =1.2 kQ C1 C2 Rsig M1 R2=4.3 kQ RL=100 k2 Vsig Ci=4.7 µF, R1 R2 RL Vout C=1 µF For M1: gm=5 mS, ro→∞, Cgs=3 pF , Cgd¬0.6 pF For the amplifier shown, answer the following questions. a) What is the type of the amplifier (common source, common gate or common drain)? p) Draw the ac-equivalent and small-signal circuits in the midband frequency range. ) Find terminal voltage gain, overall voltage gain, input impedance (Rin), and output impedance (Rout) in the midband frequency range

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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Rin
Rsig=0.2 kN
Rout
R1 =1.2 k2
C1
C2
Rsig
M1
R2=4.3 kQ
+
RL=100 kQ
Vsig+
Ci=4.7 µF,
R1
R2
RL
Vout
C2=1 µF
For M1: gm=5 mS, ro→∞, Cgs=3 pF , Cgd=0.6 pF
For the amplifier shown, answer the following questions.
a) What is the type of the amplifier (common source, common gate or common drain)?
b) Draw the ac-equivalent and small-signal circuits in the midband frequency range.
c) Find terminal voltage gain, overall voltage gain, input impedance (Rin), and output impedance (Rout) in the midband frequency range.
d) Find the low cut-off frequency (fL) of the amplifier.
e) Find the high cut-off frequency (fH) of the amplifier.
f) Estimate the 3-dB bandwidth of the amplifier. What does this number mean?
8:
Transcribed Image Text:Rin Rsig=0.2 kN Rout R1 =1.2 k2 C1 C2 Rsig M1 R2=4.3 kQ + RL=100 kQ Vsig+ Ci=4.7 µF, R1 R2 RL Vout C2=1 µF For M1: gm=5 mS, ro→∞, Cgs=3 pF , Cgd=0.6 pF For the amplifier shown, answer the following questions. a) What is the type of the amplifier (common source, common gate or common drain)? b) Draw the ac-equivalent and small-signal circuits in the midband frequency range. c) Find terminal voltage gain, overall voltage gain, input impedance (Rin), and output impedance (Rout) in the midband frequency range. d) Find the low cut-off frequency (fL) of the amplifier. e) Find the high cut-off frequency (fH) of the amplifier. f) Estimate the 3-dB bandwidth of the amplifier. What does this number mean? 8:
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