weekly assignment 5

Transistor Biasing

1. Given a BJT unloaded amplifier shown in figure 1 below with β=100.

. Draw DC equivalent circuits of this unloaded amplifier.

. Draw the DC load line of the circuit.

. Determine the following dc values for the amplifier.

. VB

. VE

. IE

. VC

. VCE

Given the figure 2 below, calculate:

· emitter current (IE)

· collector voltage (VC)

Given circuit in figure 3 with the labeled parameters, calculate the following:

a. VB

b. VE

c. IE

d. VC

e. VCE