Answered

• UCC28780: PMP30631: Modify design using PMP30631 board

  

  Jack

  Resolved

  Part Number: UCC28780 Other Parts Discussed in Thread: PMP30631 , , PMP , TL431 Dir Sir/Madam, I have successfully simulated the design on the kit . Now I want to change the design to output 5V ~ 6A. Simple iteration of the ratios reported in the PMP30631…

  • Resolved

  • over 2 years ago
  • Power management
  • Power management forum
Answered

• PMP30631: PMP30631, R5 Appears Undersized for Pdiss

  

  Ray Crampton

  Resolved

  Part Number: PMP30631 In PMP30631 R5 feeds current from a 27V regulated supply to an 18V regulated supply. Pdiss = (27-18)^2/100 = 0.81W. The part in the BOM is specified as 0.25W. I would expect this resistor to run exceedingly hot but the thermal images…

  • Resolved

  • over 5 years ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

• RE: TPS2663: How to use TPS26630 for 110V DC application using external additional circuit ?

  

  Lokesh Ghulyani

  Hello SarvanaKumar, For 110V DC Input, a power converter would be required at input of TPS2663. For 70W power: you can consider reference design PMP30631.1 For 100W power, you can consider reference design PMP7453 . The circuit described in App note :…

  • over 5 years ago
  • Power management
  • Power management forum

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