[分享] Gm/ID 基本觀念
這是我在LAB分享的Gm/ID設計基本觀念
大略涵蓋了一個簡單的OTA設計的流程
適合接觸類比電路不久,對如何對待電晶體還不熟悉的人
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08/10 15:13, , 1F
08/10 15:13, 1F
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08/10 15:47, , 2F
08/10 15:47, 2F
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08/10 16:01, , 3F
08/10 16:01, 3F
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08/10 16:09, , 4F
08/10 16:09, 4F
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08/10 19:52, , 5F
08/10 19:52, 5F
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08/10 20:28, , 6F
08/10 20:28, 6F
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08/10 20:29, , 7F
08/10 20:29, 7F
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08/10 23:09, , 8F
08/10 23:09, 8F
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08/10 23:11, , 9F
08/10 23:11, 9F
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08/11 00:33, , 10F
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08/11 08:12, , 11F
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08/11 12:17, , 12F
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08/12 01:13, , 13F
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08/12 09:33, , 14F
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08/12 13:06, , 15F
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08/12 22:22, , 16F
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08/13 11:15, , 17F
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08/13 22:20, , 18F
08/13 22:20, 18F
你自己調調看就知道了,除非電流很小否則不太可能超過25
(在nA等級可能可以調到30)
除非VGS很大否則很少低於5
btw, BJT的gm/ID是40 (1/VT)
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08/13 23:47, , 19F
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08/14 19:13, , 20F
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08/14 22:47, , 21F
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08/15 04:09, , 22F
08/15 04:09, 22F
※ 編輯: jamtu (219.84.246.102), 08/15/2016 06:56:50
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08/15 08:28, , 23F
08/15 08:28, 23F
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08/17 10:35, , 24F
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08/27 01:32, , 25F
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09/30 22:41, , 26F
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02/20 19:47, , 27F
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02/25 21:26, , 28F
02/25 21:26, 28F