Problem

Consider the simple bipolar op-amp circuit in Figure 11.49. The tran­sistor parameters are...

Consider the simple bipolar op-amp circuit in Figure 11.49. The tran­sistor parameters are: β = 100, VBE(on) = 0.7 V (except for Q8 and Q9), and VA= ∞. Redesign the circuit such that IC1 = IC2 = 0.1 mA, IR7 = 5 mA, I1= IR4 = IR6 = 0.6 mA, VCE1 = VCE2 = 4 V, VCE4 = 3 V, and vo = 0.

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