反相放大器的輸出電阻要怎麼看 - 考試

By Zanna
at 2018-12-12T18:31
at 2018-12-12T18:31
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By Catherine
at 2018-12-15T22:58
at 2018-12-15T22:58
,單純只看那個三角形的話,你會希望他放大的電壓會全部
分到外面,而不會被Ro給分壓到,所以會希望他是0

By Anthony
at 2018-12-18T21:24
at 2018-12-18T21:24
,然後讓Vi=0求Ro

By Carol
at 2018-12-23T06:14
at 2018-12-23T06:14

By Eartha
at 2018-12-26T10:27
at 2018-12-26T10:27
放一個電源Vo,從這個電源流出的電流是Io,Ro=Vo/Io

By Charlotte
at 2018-12-26T16:54
at 2018-12-26T16:54
回授電路來看,然後讓輸入=0,會發現相依電源短路,所以R
o=0

By Hedwig
at 2018-12-30T15:06
at 2018-12-30T15:06

By Leila
at 2019-01-04T13:20
at 2019-01-04T13:20

By Madame
at 2019-01-07T01:40
at 2019-01-07T01:40
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