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Showing 34 results View by: Thread Post Sort by
    Answered

  • PFCLLCSREVM034: Regarding the LLC gain curve selection

    Resolved
    Part Number: PFCLLCSREVM034 Dear Sir/Madam, I am hoping to modify PFCLLCSREVM034 to output 30V/5A/150W so I am currently design a LLC stage by the tool UCC25640x Design Calculator Rev4.0. I will replace the transformer and the resonant inductor Lr will…
    • Resolved
    • Answered

  • PFCLLCSREVM034: Purpose of C44 10 μF used in PFCLLCSR EVM034

    Resolved
    Part Number: PFCLLCSREVM034 What is the purpose of C44 10μF used in PFCLLCSREVM034? Is it okay to delete C44 10μF? Thank you.
    • Resolved
    • Answered

  • PFCLLCSREVM034: Regarding the resonant inductor and resonant capacitor in the LLC stage and leakage inductor of the transformer

    Resolved
    Part Number: PFCLLCSREVM034 Other Parts Discussed in Thread: UCC256404 , UCC25640EVM-020 Dear Sir/Madam, I have purchased and tested the evaluation board PFCLLCSREVM034, its performance is very good. After reading the user guide and datasheet of the UCC256404…
    • Resolved
    • Answered

  • PFCLLCSREVM034: Question on modifying with 600W 48V output

    Resolved
    Part Number: PFCLLCSREVM034 Other Parts Discussed in Thread: UCC256404 , UCC28056 , UCC28180 , UCC28064A , TL431 Hello TI team, I intend to buy PFCLLCSR-034EVM for developing my switching mode power supply with modified output 48V and 600W. The plan goes…
    • Resolved
    • Answered

  • RE: UCC28056: Can't find reference design TIDA-010038

    Resolved
    Hello Dodonny, The UCC256301 is an older chip that is not recommended for new designs so TIDA-010038 is no longer available. I would recommend looking PFCLLCSREVM034 . This is an updated reference design using a supported set of chips that should meet your…

  • UCC256404: LLC chip failure under heavy load.

    Part Number: UCC256404 Other Parts Discussed in Thread: UCC28056 , PFCLLCSREVM034 Hi, I am designing a power supply with UCC256404 and a PFC pre-stage with UCC28056, based on a reference design PFCLLCSREVM034. This is a 150W output power design, using…

  • UCC256404: UCC256404

    TI Thinks Resolved
    Part Number: UCC256404 Other Parts Discussed in Thread: PFCLLCSREVM034 , Hi Mani Figure 2. PFCLLCSREVM034 Schematic Diagram: LLC Section I Can not see the pin #9 connection LL/SS to ? Where it connected? What is good ref design for UCC256404: 1. PFCLLCSREVM034…

  • RE: UCC256404: UCC256404

    Hi Mani Figure 2. PFCLLCSREVM034 Schematic Diagram: LLC Section I Can not see the pin #9 connection LL/SS to ? Where it connected? What is good ref design for UCC256404: 1. PFCLLCSREVM034 Schematic 2. PMP30763 Rev_C LLC Schematic.SchDoc Please advi…

  • RE: TPS65320-Q1-SMPS-CAL-TOOL: SMPS_IC_SELECTION

    Hello Nilesh, You will first need a PFC controller after rectifying the universal AC input. If your total power is >75W, then PFC is required per EU standards . What is your total output power? This will determine what PFC controller is optimal. Please…

  • UCC28056: UCC28056

    TI Thinks Resolved
    Part Number: UCC28056 Other Parts Discussed in Thread: PFCLLCSREVM034 , PMP22087 , UCC28064A , PMP , UCC28180 , UCC256404 Hi Ray What is the good ref design that I have o follow? I am integrating UCC28056 with UCC25640A 1. UCC28056 Data sheet schematic Page…
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