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TPS23881: Power components selection

d_zero
Genius 4660 points
Part Number: TPS23881
Other Parts Discussed in Thread: CSD19534Q5A, CSD19538Q3A

Dear All,

we would like to use CSD19534Q5A instead of CSD19538Q3A , do you see any issues to use CSD19534Q5A  for port mosfet?

Best Regards,

David.

  • +1
    TI__Genius 15655 points

    David,

    CSD19538Q3A is designed for PoE applications. CSD19534Q5A has higher input capacitance than CSD19538Q3A  and the capacitance it very close to the high limit we recommended for PSE. So CSD19538 is preferred. Thanks. 

    Best regards,

    Penny