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TPS56628: .brd has Csnub, Rsnub and Css but schematic doesn't have.

Chang Cao
Intellectual 520 points
Part Number: TPS56628

Hello, I use Webench to download TPS56628 design.  I find the layout has Csnub, Rsnub and Css but schematic doesn't have. Are these 3 parts not necessary?

Thanks.

Chang

  • 0
    TI__Mastermind 18510 points

    Rsnub + Csnub are used backup for tuning switching ring, CSS is for soft start tune. It’s not necessary but recommend you reserve locations for your first version design, NC as default, based on your test, if not needed, you can remove them for mass production.

    Yuchang