FET電流鏡的問題 - 考試
By Lily
at 2013-01-23T13:36
at 2013-01-23T13:36
Table of Contents
大家好,
之前有PO了一篇,但我還是搞不懂,
像這個電流鏡
http://ppt.cc/H8ad
我畫它的小訊號是
http://ppt.cc/JOwG
但我覺得畫起來怪怪的,
不知問題出在哪?
也完全解不出QQ大大的答案
輸出電阻是ro3+[(1+gm3ro3gm1ro1+gm3ro3)*(1/gm2)]
謝謝看完
--
之前有PO了一篇,但我還是搞不懂,
像這個電流鏡
http://ppt.cc/H8ad
我畫它的小訊號是
http://ppt.cc/JOwG
但我覺得畫起來怪怪的,
不知問題出在哪?
也完全解不出QQ大大的答案
輸出電阻是ro3+[(1+gm3ro3gm1ro1+gm3ro3)*(1/gm2)]
謝謝看完
--
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考試
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By Suhail Hany
at 2013-01-23T22:30
at 2013-01-23T22:30
By Dora
at 2013-01-24T13:16
at 2013-01-24T13:16
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