Electronics and Communication Engineering - Analog Electronics - Discussion

Discussion Forum : Analog Electronics - Section 7 (Q.No. 2)
2.
In the circuit of figure β = 50 and VBE = 0.5 V. The quiescent value of base current IB is
about 28 μA
about 28 mA
about 0.28 μA
about 2.8 A
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Maui said:   7 years ago
Answer is correct.

IBQ = (2-0.5)/(4k+(51)(1k)).
IBQ = 27.2727 uA or 28 uA.

Gowri said:   9 years ago
Answer is 28 ma.

Ib = vb-vbe/RB + (1 + beta)re.

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