• RE: Looking for 48Vin to 54Vout@3A reference design

  

  Michael Neswold

  Hi Ben, Here are two more reference designs that I found that I believe are most similar to your requirements. https://www.ti.com/tool/PMP7451 https://www.ti.com/tool/PMP9127 These are also not exact, but I only have access to the reference designs on…

  • 11 months ago
  • Power management
  • Power management forum
Answered

• RE: UCC2897A PMP9127 design transformer spec

  

  Andrew Frazer

  Resolved

  Thanks! This was a real good find i was about to ask the same question!

  • over 7 years ago
  • Power management
  • Power management forum

• RE: LM5026: Isolated Power Solution

  

  Wangxin Huang

  Hi Derek, Here is a reference design (www.ti.com/.../pmp9127) I found that is close to your spec. You might want to flip the polarity through the transformer. Regards, Wangxin

  • over 7 years ago
  • Power management
  • Power management forum
Answered

• RE: UCC2897A: Secondary Side Rectification - What is D2 doing in this circuit..

  

  Bernd Geck

  Resolved

  Hello Andrew, performance means cost, here some additional silicon cost to drive the synchronous rectifiers. So if you need max. effcy just see Brian's PMP9127, providing >94% effcy for your load range and input range. At min Vin 40V it'll work for 33Vout…

  • over 7 years ago
  • Power management
  • Power management forum

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