EE212
INTRODUCTION TO ELECTRONIC ENGINEERING
HW#2
Q1. Calculate the VCE voltage of the transistor below. (?=200 VBE=0.6V)
Q2. The transistor used in the circuit has a ? of 200 and its VBE is 0.6V. The desired operating
conditions for the transistor are VCE=12V IC=1mA. Calculate the necessary R2 and RE to
satisfy operating conditions.
RC = 6.2k
RB = 1M
VCC = 12V
RC = 10k
VCC = 24V
R1 = 270k
R2 = ?? RE = ??
Q3. Calculate the collector currents and VCE voltages of transistors given below. (?=200
VBE=0.6V)
Q4. Calculate the collector currents and VCE voltages of transistors given below. (?=200
VBE=0.6V)
VCC = 12V
R4 = 3.9k
R4 = 120k
R4 = 51k
R1 = 100k
VEE = -12V
T2T1
VCC = 10V
R6 = 5.6k
R3 = 3.9k
R4 = 6.2k
R2 = 140k
VEE = -10V
T2T1
R1 = 43k R5 = 5.6k
