*8.20 Figure P8.20 shows a current-mirror circuit prepared for small-signal analysis. Replace the BJTs with their hybrid- π models and find expressions for Rin, io/ii, and Ro, where io is the output short-circuit current. Assume ro rπ.

8.20 - *8.20 Figure P8.20 shows a current-mirror circuit prepared for small-signal analysis. Replace the BJTs with their hybrid- π models and find expressions for Rin, io/ii, and Ro, where io is the output short-circuit current. Assume ro rπ.

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images - *8.20 Figure P8.20 shows a current-mirror circuit prepared for small-signal analysis. Replace the BJTs with their hybrid- π models and find expressions for Rin, io/ii, and Ro, where io is the output short-circuit current. Assume ro rπ.

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