I have replied before, according to experience, FR-4 material PCB, 2.5mm can withstand 2500VDC, 0.5mm can withstand 500VDC, according to this view, 0.32mm can fully withstand the requirements of 57V, provided that there is no pine, solder oil and other impurities on the board. This distance is only our suggestion.<br>In addition, PCB pressure resistance and materials, process also has a relationship, customers can discuss with their PCB suppliers to see if they can meet this standard
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