QUESTION 12: The differential amplifier shown in Figure P11.60 has a pair of pnp bipolars as input devices and a pair of npn bipolars connected as an active load.The circuit is biased by Io= 0.24 mA, and the transistor parameters are B = 80 , V4P= 90 V, and VAN= 115 V. (a) Determine Io such that the de currents in the diff-amp are balanced. (b) Find the open-circuit differential-mode voltage gain. (c) Determine the differential-mode voltage gain if a load resistance Rz = 260 k2 is connected to the output. Io (HA) Format : 4.595 Ad (open circuit) Format : 4594.5 Ad (closed loop) Format : 796.4 v+ O v2 Oa lo RL Q3 Q4 V-

QUESTION 12: The differential amplifier shown in Figure P11.60 has a pair of pnp bipolars as input devices and a pair of npn bipolars connected as an active load.The circuit is biased by Io= 0.24 mA, and the transistor parameters are B = 80 , V4P= 90 V, and VAN= 115 V. (a) Determine Io such that the de currents in the diff-amp are balanced. (b) Find the open-circuit differential-mode voltage gain. (c) Determine the differential-mode voltage gain if a load resistance Rz = 260 k2 is connected to the output. Io (HA) Format : 4.595 Ad (open circuit) Format : 4594.5 Ad (closed loop) Format : 796.4 v+ O v2 Oa lo RL Q3 Q4 V-

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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Use a load-line analysis for the PMOS amplifier shown in Figure P11.24 to determine the maximum, minimum, and Q-point values of vo(t). The characteristics of the transistor are shown in Figure 11.9 on page 565.
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