Q276
An npn BJT has gm = 38 mA/V, Cµ = 10-14 F, Cπ = 4 × 10-13 F, and DC current gain β0 = 90. For this transistor fT and fβ are
A.
fT = 1.64 × 108 Hz and fβ = 1.47 × 1010 Hz
B.
fT = 1.47 × 1010 Hz and fβ = 1.64 × 108 Hz
AnswerC.
fT = 1.33 × 1012 Hz and fβ = 1.47 × 1010 Hz
D.
fT = 1.47 × 1010 Hz and fβ = 1.33 × 1012 Hz
Answer: Option B
Solution
Answer: Option B
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