• RE: PMP31092: Looking for alternates for the isolation transformer based on PMP31092 reference design

  

  David Strasser

  Snigdha, PoE isolation requirements are specified in the IEEE802.3at specification section 145.4.1. These are isolation specifications for the PD, but I don’t think there are any isolation requirements for the PSE, though most customers use an isolated…

  • 10 months ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum
Answered

• PMP31092: PMP31092

  

  Mike Liu1

  Resolved

  Part Number: PMP31092 Other Parts Discussed in Thread: LM5045 , Hi... Refer to LM5045 reference designs ( PMP31092). What function of the red frame?! Please see the figue below. (C1,R1,D100 and D101) Thanks!!

  • Resolved

  • over 1 year ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum
Answered

• RE: LM5045: Schematic for Full-Bridge DC-DC Converter

  

  Jonathan Wong

  Resolved

  Hello Yashaswini, Yes, the LM5045 and the Full-Bridge topology can be a good fit for your design. You can search through our Reference Design Library for example designs. PMP31092 is a good reference. You can also use our Webench Circuit Designer for…

  • 1 month ago
  • Power management
  • Power management forum

• RE: LM5156H: Isolated power supply design for PoE PSE Application

  

  Snigdha B

  I found this to be the closest match to my requirements: https://www.ti.com/tool/PMP31092 Do you recommend this for the PSE POE application? Any limitations that I should be aware of?

  • 11 months ago
  • Power management
  • Power management forum

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