9.125 For the current mirror in Fig. P9.125, replace the transistors with their hybrid-π models and show that: R i = 1 gm1 ro 1 A is  Ais  ideal1− gm11ro1  A is  ideal = gm2/gm1 R o = ro2 where A is denotes the short-circuit current gain

125 - 9.125 For the current mirror in Fig. P9.125, replace the transistors with their hybrid-π models and show that: R i = 1 gm1 ro 1 A is  Ais  ideal1− gm11ro1  A is  ideal = gm2/gm1 R o = ro2 where A is denotes the short-circuit current gain

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images - 9.125 For the current mirror in Fig. P9.125, replace the transistors with their hybrid-π models and show that: R i = 1 gm1 ro 1 A is  Ais  ideal1− gm11ro1  A is  ideal = gm2/gm1 R o = ro2 where A is denotes the short-circuit current gain

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