Transistor Biasing

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

Figure 1

2.       Given the figure 2 below, calculate:

◦emitter current (IE).

◦collector voltage (VC).

Figure 2

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

 a.VB.

b.VE.

c.IE.

d.VC.

e.VCE

Figure 3