Other Parts Discussed in Thread: PMP21495
Hi,
about "C158" in the reference design "PMP21495" connected between primary and secondary grounds
Why do we need a capacitor between two isolated grounds?
thanks
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Hi,
about "C158" in the reference design "PMP21495" connected between primary and secondary grounds
Why do we need a capacitor between two isolated grounds?
thanks
Hi Ahmed,
Our expert will reply to you shortly. Thanks for your patience.
Regards,
Chen
The capacitor was added as a placeholder for EMI compliance. We did not perform the EMI testing on this board ultimately.