5- For the following NPN BJT circuit, VBE=0.4V, RE=1.8K2, R1=200 K2, R2=50KN, Rc=1.5KN, and RL=2KQ. If the static load line is given in the graph and the operating point (Q-point) is marked, Answer the following: a) Which type of amplifier is this? b) From the given graph, obtain IB, Ic, VCE, and calculate B at the Q-point? c) Draw the equivalent circuit (AC analysis) d) Find the input and output impedances Zi & Zo and the voltage gain Av.

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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5- For the following NPN BJT circuit, VBE=0.4V, RE=1.8KQ, R1=200 KQ, R2=50K2,
Rc=1.5KQ, and RL=2KQ. If the static load line is given in the graph and the operating point
(Q-point) is marked, Answer the following:
a) Which type of amplifier is this?
b) From the given graph, obtain IB, Ic, VCE, and calculate B at the Q-point?
c) Draw the equivalent circuit (AC analysis)
d) Find the input and output impedances Zi & Zo and the voltage gain Av.
4e (mA)
110 LA
vcc
100 LA
20V
90 LA
Rc
80 µA
21kn
C2
70 LA
SR1
Q1
1µF
60 MA
2N2924
50 HA
R2
RL
22kO
40 LA
Vs
C3
RE
31.8ko 10uF
30 LA
3
-20 LA
10 u/
0 HA
10
15
20
25
Va V)
30
Transcribed Image Text:5- For the following NPN BJT circuit, VBE=0.4V, RE=1.8KQ, R1=200 KQ, R2=50K2, Rc=1.5KQ, and RL=2KQ. If the static load line is given in the graph and the operating point (Q-point) is marked, Answer the following: a) Which type of amplifier is this? b) From the given graph, obtain IB, Ic, VCE, and calculate B at the Q-point? c) Draw the equivalent circuit (AC analysis) d) Find the input and output impedances Zi & Zo and the voltage gain Av. 4e (mA) 110 LA vcc 100 LA 20V 90 LA Rc 80 µA 21kn C2 70 LA SR1 Q1 1µF 60 MA 2N2924 50 HA R2 RL 22kO 40 LA Vs C3 RE 31.8ko 10uF 30 LA 3 -20 LA 10 u/ 0 HA 10 15 20 25 Va V) 30
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