Let the BJTs of Fig. P4.76 have Is 5 0.1 fA. (a) Assuming VA 5 ` and negligible base currents, specify suitable values for R1 and R2 so that IC1 5 1.0 mA and IC2 5 0.2 mA. (b) If R1 5 1.0 kV and R2 5 3.0 kV, fi nd IC1 and IC2. Hint: use iterations for both BJTs.
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