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功放正负极电源接反会怎么样
更新时间： 2020-09-27 00:00:00  

1、正负极接反，如果有保险丝，会烧断保险丝，如果没有保险丝，会爆电源滤波电容，烧断运放。2、电源之间是有负载的，接反了，负载还是存在的。3、如果原来负极和地线连在一起，那接反后电源正级和地线连在一起，但是不会跳闸，因为地线只是和火线零线有关系，和整流后的直流电源是没关系的，所以如果把电源正极直接接地上，它也不会跳闸的。

关键词： 功放 负极 电源 怎么样

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