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DS90UB960-Q1: Questions about DS90UB960-Q1 POC Issues

Jacky Wang(QD)
Genius 11690 points

Part Number: DS90UB960-Q1

Hi Team,

Customer is using DS90UB960-Q1 with below POC circuit, when making the test, the signal loss is poor. Can you help to check if any issues and how to improve it?

Customer's circuit:

Customer's test results for the loss:

Thanks a lot!

  • 0
    TI__Guru** 116930 points

    Hello Jacky,

    have you also tested with the PoC filter removed? i.e. disconnect the FB and measure to see if the result is changed or not!

    I do not think this poor performance is only because of the PoC filter. I think you have a design/board issue.