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Showing 48 results View by: Thread Post Sort by
    Answered
  • PMP20873: Purpose of Diodes on PFC AC sense

    Alfred Logico
    Alfred Logico
    Resolved
    Part Number: PMP20873 Hi Team, I received a question from customer on the purpose of diodes D100 and D101 in the PFC power stage schematic below. How do these diodes help in the AC sensing circuit? Thanks! Best Regards, Alfred Logico
    • Resolved
    • over 4 years ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • UCD3138: question about bridgeless totem pole pfc with ucd3138

    liwei qi
    liwei qi
    TI Thinks Resolved
    Part Number: UCD3138 Other Parts Discussed in Thread: , PMP20873 Tool/software: 1. May I ask if there are any relevant documents about the code that I can learn? 2.In the code, is there an implementation of the documented content? How to reduce current…
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • PMP20873: GaN based design files

    Takeshi Sasaki
    Takeshi Sasaki
    Resolved
    Part Number: PMP20873 Other Parts Discussed in Thread: LMG3410-HB-EVM Hi team, Could you share information on links about GaN based design files of PMP20873? I've found silicon based schematic in following links, but couldn't find GaN based schematic…
    • Resolved
    • over 4 years ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • PMP20873: Need PMP20873 Firmware

    Ishtiyaque Ahmad
    Ishtiyaque Ahmad
    Part Number: PMP20873 Other Parts Discussed in Thread: UCD3138 , Dear TI team, I am student, working on GaN based totem pole pfc. I have seen your product PMP20873 on TI website and this is give me lot of help in understanding and designing my totem pole…
    • over 5 years ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • PMP20873: Firmware

    Rutskoy Andrey
    Rutskoy Andrey
    TI Thinks Resolved
    Part Number: PMP20873 Other Parts Discussed in Thread: UCD3138 Hello! Want to ask how is project going on. Is firmware avaliable for the customers? If not what is lead time when firmware will be open to download? We start Totem Pole Project for series…
    • over 4 years ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • CCS/PMP20873: PMP20873

    user5831803
    user5831803
    Part Number: PMP20873 Tool/software: Code Composer Studio PMP20873
    • over 5 years ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • Answered
  • UCD3138: Which mode is suitable for totem pole ?

    Tom Tom
    Tom Tom
    Resolved
    Part Number: UCD3138 Other Parts Discussed in Thread: PMP20873 Tool/software: If I use the circuit of PMP20873 (with its daughter board), which mode is suitable for the several modes mentioned in section 9.6 of the UCD3138 datasheet ?
    • Resolved
    • 7 months ago
    • Power management
    • Power management forum
  • UCD3138: What are the advantages and benefits of using UCD3138 over UC3854?

    Tom Tom
    Tom Tom
    TI Thinks Resolved
    Part Number: UCD3138 Other Parts Discussed in Thread: UC3854 , PMP20873 Tool/software: Regarding UC3854 and UCD3138 used in the PMP20873 development board, we noticed that they both have three inputs: input voltage, input current, and output voltage.…
    • 7 months ago
    • Power management
    • Power management forum
  • Answered
  • RE: UCD3138: Does UCD3138 have the algorithm about PFC with a bridgeless totem pole?

    Tom Tom
    Tom Tom
    Resolved
    1. Does L102 (487uH) in PMP20873 connect to ISO-RET_H in the daughter board? LMG3410RWHT forms the fast tube of the totem pole, while STY105NM50N forms the slow tube of the totem pole, similar to this 2. Isn't there a rectifier bridge in PMP22220? Why…
    • 7 months ago
    • Power management
    • Power management forum
  • RE: UCD3138: Why the capacitors at the bus voltage are relatively small ? (PMP28073 board)

    Tom Tom
    Tom Tom
    Sorry,it is PMP20873 board.
    • 7 months ago
    • Power management
    • Power management forum
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