Fig. 2 shows a common-emitter stage driving a Darlington pair connected as an emitter follower. The B-values for the silicon transistors are: ßi= 200, B2= 100 and ß3= 100. a. Calculate VEI, VB2, and IE3. b. Determine Ril, Ri2, and Ays = Vo/Vs. V

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Q.2:-
+15V
Fig. 2 shows a common-emitter stage driving
a Darlington pair connected as an emitter
follower. The B-values for the silicon
transistors are: Bi= 200, B2= 100 and B3= 100.
3.3k2
47k2
R;2
5k2
a. Calculate VE1, VB2, and IE3.
b. Determine Ril, Ri2, and Ays
R
= Vo/Vs.
Fig. 2
Transcribed Image Text:Q.2:- +15V Fig. 2 shows a common-emitter stage driving a Darlington pair connected as an emitter follower. The B-values for the silicon transistors are: Bi= 200, B2= 100 and B3= 100. 3.3k2 47k2 R;2 5k2 a. Calculate VE1, VB2, and IE3. b. Determine Ril, Ri2, and Ays R = Vo/Vs. Fig. 2
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