The differential amplifier in the figure given below has mismatched collector resistors. Calculate Add. Acd, and the CMRR of the amplifier if the output is the differential output voltage Vod, and R = 140 kQ, AR/R = 0.41, VCC-VEE 15 V, REE= 148 kQ, and ẞF= 180. R+ ww +Vcc R-AR Q₁ + VOD - 22 V2

The differential amplifier in the figure given below has mismatched collector resistors. Calculate Add. Acd, and the CMRR of the amplifier if the output is the differential output voltage Vod, and R = 140 kQ, AR/R = 0.41, VCC-VEE 15 V, REE= 148 kQ, and ẞF= 180. R+ ww +Vcc R-AR Q₁ + VOD - 22 V2

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter12: Power System Controls

Section: Chapter Questions

Problem 12.3P

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Question

The differential amplifier in the figure given below has mismatched collector resistors. Calculate Add, Acd,
and the CMRR of the amplifier if the output is the differential output voltage Vod, and R = 140 KQ, AR/R =
0.41, VCC= VEE= 15 V, REE= 148 kQ, and ẞF= 180.
+Vcc
R + AR
5
6
Q1
+ VOD
R-AR
Q2
V2
REE
-VEE

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Step 1: Determine the given variables

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Step 2: Calculation of transconductance

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Step 3: Calculation of differential mode gain

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Step 4: Calculation of common mode gain

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Step 5: Calculation of CMRR

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