• UCC28019: Abnormal Waveform @110VAC Input

  

  Holly Gu

  TI Thinks Resolved

  Part Number: UCC28019 Hi Team, My customer is use ucc28019, when test under 220VAC input, everything is OK. But when the input voltage 110V, output up & bottom are oscillation, as below. Customer refer to PMP2552, and do some small change, SCH…

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

• UCC28019: Input Current distorted

  

  Holly Gu

  TI Thinks Resolved

  Part Number: UCC28019 Hi Team, My customer is using UCC28019 for PFC, input 230VAC, output is 390V, full load is 1KW. When output power is ~300W, the input current waveform is distorted. SCH is like PMP2552. What parameters can be changed to improve…

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

• RE: Board Gerber and Transformer details

  

  San Chen

  Hi, The reference designs PMP2552 and PMP4584 are too old that we can't have the gerber files as the designers left and the resigns removed from website. But I think you can find https://www.ti.com/tool/TIDA-010080 for reference because it has half…

  • over 3 years ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

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