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Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 已解決
Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 已解決 
Madesmith

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如何防止逆接電路？
Aug 22nd 2013, 14:43

負載不能逆接的話 如果你給它的電源是交流的話，在電源跟負載間

接上一個整流二極體，二極體的方向要擺對，通常二極體元件上

會有一個環型的標記，把有標記的那端朝向負載，就可以了，

整流二極體很便宜，一個幾塊錢而以，至於什麼規格到不必太在意

你的負載任何整流二極體都能用

電源如果是直流,，方向擺對就好，正接證ˋ負接負

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