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  • RE: UCC28742: Unable to keep the VS signal within is allowed voltage range when the primary-side flyback ‘spike’ occurs.

    Hi Hong Thanks for your help. Oh one more question, in the TI PMP40508 reference design. I can't find any details of the transformer which is used in the design. Can you please share the details of the transformer YXS60989T used in the TI PMP40508…

  • UCC28742: Audible noise

    TI Thinks Resolved
    Part Number: UCC28742 Other Parts Discussed in Thread: PMP40508 , PMP21513 Hello, I found a problem with a 50W multi-output flyback converter using UCC28742. When the output power is lower than 30W approx., The converter is on Region FM2 or AM…

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