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UCC28064EVM-004: UCC28064EVM-004 How to improve THD, be under 3%, at 230Vac

Lawrence He
Genius 3280 points
Other Parts Discussed in Thread: UCC28064EVM-004, UCC28064, UCC28064A

Dear.

we will use UCC28064, but we find the UCC28064EVM-004 user`s guide test   230Vac performance Data of THD  9.89%

how to improve THD, be under 3%, at 230Vac

if any suggestion, Please advise me.

Thanks,

Best regards,

Lawrence.

  • 0
    TI__Expert 8210 points
    Lawrence

    UCC28064EVM-004 is typical for expected THD performance that UCC28064A. Sub 3% THD is not possible with UCC28064A. To achieve such stringent THD performance we recommend that you use a digital controller like C2000.

    Best Regards,
    Eric