Answered

• LM74681: The question is that LM74681 EN pin becomes "high" during PoE negotiation (Detection/classification)

  

  KIM JONG SU

  Resolved

  Part Number: LM74681 Tool/software: It is being used for the PoE input active bridge instead of diodes. It is divided PD input voltage by resistors. it connect to the LM74681 EN pin, The LM74681 EN pin is designed to operate as "H" when the PD input voltage…

  • Resolved

  • over 1 year ago
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• LM74681: Max Switching Frequency?

  

  johny radio

  TI Thinks Resolved

  Part Number: LM74681 Other Parts Discussed in Thread: LM74680 , Tool/software: Max Switching Frequency of this part? I don't see it in the datasheet. thx

  • 9 months ago
  • Power management
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• LM74681: Surge Capability

  

  Charles Zhang1

  TI Thinks Resolved

  Part Number: LM74681 Tool/software: Hi Team, As title, may I know the surge capability of LM74681? Can it withstand 1kV surge? BR, Charles

  • over 1 year ago
  • Power management
  • Power management forum
Answered

• LM74700D-Q1: bridge rectifier

  

  Jeff YANG

  Resolved

  Part Number: LM74700D-Q1 Other Parts Discussed in Thread: LM74681 Hi, Are there any solutions that support an input voltage VIN +/- 60V , where a bridge rectifier is used at the back end to convert the output to positive DC? Note that the input source…

  • Resolved

  • 5 months ago
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• RE: LM749X0-CALC: Mouser Tech Request - Q1D06CF

  

  Shiven Dhir

  Hi Bartosz, LM74681 data sheet, product information and support | TI.com LM74680 data sheet, product information and support | TI.com They are present on the web. Regards, Shiven Dhir

  • 6 months ago
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  • Power management forum

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