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TRF7970A: CONDUCTED EMISSION ISSUE AT 13.56MHZ

Part Number: TRF7970A

Tool/software:

Hi Team,

we are facing issue at frequency of 13.56MHz in our design during conducted emission test as per CISPR 25. It is crossing the limit by more than 15dB. 

Can you pls help to know its root cause and also help to optimize this one.?

I have attached schematic as well as CE graph as well. Please help to debug this. 

RFID Schematic.pdf

Best Regards

Sumit Ranjan