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开关变压器接线方法
更新时间: 2021-01-15 16:29:46  

1、一般来说,4脚一边是高压侧(输入),3脚一边为低压侧(输出)。由于各种电源变压器的设计都不一样,引脚具体定义必须实看线路板背面的走线才能确定。

2、这个变压器既很少出故障,也没有什么可测量的: 4脚一-边与3脚- -边应该完全不通; 4脚一边应该两两相通,如果线圈内部有短路(通常会连带烧毁周边器件)也测不出来。

关键词: 开关 变压器 接线 方法

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