Find the differential-mode voltage gain, CMRR, input resistance, and output resistance for the amplifier as shown if VCC = 15 V, VEE = 15 V, VA3 = 75 V, βo1 = βo2 = βo3 = βo4 = 100, I1 = 100 μA, I2 = 500 μA, I3 = 5 mA, R1 = 750 kΩ, and RL = 2 kΩ. Assume R2 and R3 =∞. 오 +VcRCRcU3Q3RLU2RLRcR,R32 k22 k2-VEE(b)Figure 15.27 (a) Amplifier with common-collector stage Q4 added. (b) Simplified ac equivalent circuit for the three-stageop amp. R2 and R3 are neglected in the analysis.(a)

Answered: 오 +Vc RC Rc U3 Q3 RL U2 RL Rc R, R3 2…

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

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Find the differential-mode voltage gain, CMRR, input resistance, and output resistance for the amplifier as shown if V_CC = 15 V, V_EE = 15 V, V_A3 = 75 V, β_o1 = β_o2 = β_o3 = β_o4 = 100, I₁ = 100 μA, I2 = 500 μA, I₃ = 5 mA, R₁ = 750 kΩ, and R_L = 2 kΩ. Assume R₂ and R₃ =∞.

오 +Vc
RC
Rc
U3
Q3
RL
U2
RL
Rc
R,
R3
2 k2
2 k2
-VEE
(b)
Figure 15.27 (a) Amplifier with common-collector stage Q4 added. (b) Simplified ac equivalent circuit for the three-stage
op amp. R2 and R3 are neglected in the analysis.
(a)

Expert Solution

Step 1

The differential-mode voltage gain is given by:

Step 2

The CMRR is determined is given by:

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