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UCC28740: <85Vac Input Condition

Francis Jiang
Expert 3160 points
Part Number: UCC28740

Tool/software:

Hi Team,

Customer ask whether this device can work in <85Vac input condition, datasheet mentions that cannot, if cannot, what's the reasons? Thanks.

BRs,

Francis

  • +1
    TI__Guru 50020 points

    Hi Francis,

    I think you are referring to the design requirements for the design example. The UCC28740 is a controller and will work as long as VDD crosses the UVLO threshold (23VDC). 

    I hope this answers your question.