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关于UC2843启动电压问题

Other Parts Discussed in Thread: UC2843AQ, UC2843

你好!

低压85Vac输入时,VCC电压跌落最低电压是7.8V,高压288Vac输入时VCC电压跌落最低电压是7.9V.两个值小于UC2843AQ最小工作电压的最大值8.2V,请问这样是否有隐患?如下图