This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
用UC3875做的移相全桥，满载前后两个桥臂发热不均衡，超前桥臂比滞后桥臂温度低10度左右，是怎么回事？
由于分布参数不同；有部分硬开关发生导致有高的温升。
仔细分析一下电路工作原理及实现软开关的条件，你会发现滞后桥臂软开关要难一些，这也许就是原因。
