Find rin and the midband gain

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Reference no: EM131018882

The transistors in the circuit of Fig. have β0 = 100, VA = 100 V, and Cμ = 0.2 pF. At a bias current of 100 μA, fT = 200 MHz. (Note that the bias details are not shown.)

(a) Find Rin and the midband gain.

(b) Find an estimate of the upper 3-dB frequency fH. Which capacitor dominates? Which one is the second most significant?

Reference no: EM131018882

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