Massachusetts institute of Technology Department of Nuclear Science and Engineering Department of Electrical Engineering and Computer Science 22 071 6 071 Introduction to Electronics Signals and Measurement Spring 2006 Homework 9 Due 4 26 06 Problem 1 VCC Determine the value of for the transistor such that the small signal voltage gain v R Av o C is within 10 of the vi RE actual value Use RC 4k R 1k R1 50k R2 10k RC R1 C2 vo C1 VB R2 vi RE Problem 2 VCC Draw the small signal equivalent AC circuit RC R1 C1 Calculate the small signal gain of this circuit vi Vo R2 VB RL RE1 RE2 VEE 6 071 22 071 Spring 2006 HW9 C2 C3 Problem 3 VCC RC The transistor in this circuit has 100 and Vcc 5 Volts Determine the DC voltages VB and VE vi Find RC so than VCEQ 3 Volts Calculate the small signal voltage gain assume that C1 and C2 are large 6 071 22 071 Spring 2006 HW9 vo C1 R2 VB VE 10k I 0 3mA C2
View Full Document
Unlocking...