如上图,上交流电测试之前用辅助VCC 15V测试,Vneg=-14V, LDO=5V都正常。以上交流电测试LMG3526R030 44pin VDD 与供电地之间就短路不工作。
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如上图,上交流电测试之前用辅助VCC 15V测试,Vneg=-14V, LDO=5V都正常。以上交流电测试LMG3526R030 44pin VDD 与供电地之间就短路不工作。