1. Consider the differential amplifier (single end output) biased by the Widlar current mirror. Assume Van-0.7 V for Q1 and Q2. For Q3 and Q4, Vac0.7 V for the ImA collector current(ic). VA for Q1 and Q2. VA 100 V for Q3 and Q4 B-200 for all BJTS (b) Determine values of R1 and R2 such that the biasing current(k) for the differential pair to be 0.14 mA. Find the output resistance of the Widlar current mirror. Find the values of differential mode voltage gain and common mode voltage gain. Find the values of differential mode input-resistance, output resistance and the common mode rejection ratio(CMRR).

1. Consider the differential amplifier (single end output) biased by the Widlar current mirror. Assume Van-0.7 V for Q1 and Q2. For Q3 and Q4, Vac0.7 V for the ImA collector current(ic). VA for Q1 and Q2. VA 100 V for Q3 and Q4 B-200 for all BJTS (b) Determine values of R1 and R2 such that the biasing current(k) for the differential pair to be 0.14 mA. Find the output resistance of the Widlar current mirror. Find the values of differential mode voltage gain and common mode voltage gain. Find the values of differential mode input-resistance, output resistance and the common mode rejection ratio(CMRR).

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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