Consider a CE circuit, where trans-conductance is 50mΩ^-1, diffusion capacitance is 100 pF, transition capacitance is 3 pF. IB = 20μA. Given base emitter dynamic resistance, rbe = 1000 Ω, input VI is 20*sin(10^7t). What is the short circuit current gain?
(a) 30
(b) 35
(c) 40
(d) 100
I got this question in an international level competition.
The above asked question is from High Frequency Response topic in portion Transistor Frequency Response of Analog Circuits