Consider the LF155 BiFET input stage in Figure 13.25. The p–channel JFET parameters are IDss = 300 µA, Vp = 1 V, and λ = 0.01 V-1. The supply voltages are V+ = 5 V and V- = –5 V. Let VBE(npn) = 0.6 V and V£B(pnp) = 0.6 V. Determine the bias currents IC3, Ic2, and Ic1.
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