Q.

From the given circuit, using a silicon transistor, what is the value of IBQ?

A. 47.08 ma
B. 47.08 ua
C. 50 ua
D. 0 ma
Answer» B. 47.08 ua
Explanation: consider the bjt to be in saturation. then ic=12-0.2/2.2k=5.36 ma and ib=12-0.8/240k=0.047 ma ibmin=icsat/β=5.09/50=0.1072ma which is
4k
0
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