13.57 Consider the input circuit of the 741 op amp of Fig. 13.23 when the emitter current of Q5 is about 40 µA. If β of Q1 is 150 and that of Q2 is 220, find the input bias current IB and the input offset current IOS of the op amp.
13.57 Consider the input circuit of the 741 op amp of Fig. 13.23 when the emitter current of Q5 is about 40 µA. If β of Q1 is 150 and that of Q2 is 220, find the input bias current IB and the input offset current IOS of the op amp.
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