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LM5642 inductor current abnormal phenomenon

Other Parts Discussed in Thread: LM5642

Hi  sir,


Currently we use LM5642 design 24V to 5V power module, but have some abnormal need you help.

May I know why Inductor current have drop phenomenon as show below FIG.

Purple Line : Phase node

Blue Line : Inductor Current

Update status

Currently use fly wire direct connect Inductor can improve this issue, maybe FB noise coupling,

but why connect CD10 can't improve this issue?