
8.76 Use Eq. (8.86) to show that for a BJT cascode current source utilizing identical pnp transistors and supplying a current I, Evaluate the figure-of-merit IRo for the case |VA| = 5 V and β = 50. Now find Ro for the cases of I = 0.1, 0.5, and 1.0 mA.
8.76 Use Eq. (8.86) to show that for a BJT cascode current source utilizing identical pnp transistors and supplying a current I, Evaluate the figure-of-merit IRo for the case |VA| = 5 V and β = 50. Now find Ro for the cases of I = 0.1, 0.5, and 1.0 mA.