请问一下,CS内部的2V和2.5V是以峰值为准还是以有效值为准?假如原边电流采样经过电路用万用表测得电压为1.8V,但是示波器测得峰峰值已经将近5V,那么它这时会不会过流保护呢?
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请问一下,CS内部的2V和2.5V是以峰值为准还是以有效值为准?假如原边电流采样经过电路用万用表测得电压为1.8V,但是示波器测得峰峰值已经将近5V,那么它这时会不会过流保护呢?
1.UCC3895提供的是峰值电流保护;
2.万用表测得是平均电压值,峰峰值5V会过流保护。