Electronics and Communication Engineering - Analog Electronics - Discussion

Discussion Forum : Analog Electronics - Section 2 (Q.No. 39)
39.
In following figure, what will be R1 and R2 for maximum symmetrical swing if VCSat ≈ 0. Given that RE = 200 Ω, RC = 400 Ω, VCC = 20 V, β = 99
6 k
3 k, 6 k
9.9 k, 2.4 k
2.4 k, 9.9 k
Answer: Option
Explanation:

The quiescent collector current for maximum symmetrical swing.

In standard consideration, a factor of 10 used as the margin of inequality for β independence. Then,

VBB = VBEQ + ICQ . RE

0.7 + 16.66 x 10-3 x 200 = 4 V

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