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  • LM5185-Q1: FLYBUCK-FLYBACK-DESIGN-CALC

    TI Thinks Resolved
    Part Number: LM5185-Q1 Tool/software: Hi, I need some help for LM5185-DESIGN-CALC, some cells are not calculated and I have a error "#NOM?". I use a french Excel and I have a error went I open it. Thank for your help

  • FLYBUCK-FLYBACK-DESIGN-CALC: Query on power stages design for AUX power

    TI Thinks Resolved
    Part Number: FLYBUCK-FLYBACK-DESIGN-CALC Other Parts Discussed in Thread: UCC28061 Tool/software: Hi, We need to design Audio system with 4 amplifiers each of 150W so total load of 600W. I need to design FLYBACK converter for stepping down 380Vdc generated…
    • Answered

  • LM3481-Q1: FLYBUCK-FLYBACK-DESIGN-CALC password

    Resolved
    Part Number: LM3481-Q1 Hi team, I'm BCCing this thread to my customer. Could you tell me if you can provide the password for this calculator--FLYBUCK-FLYBACK-DESIGN-CALC? This is because they'd like to see how the result comes out. Specifically speaking…
    • Resolved

  • FLYBUCK-DESIGNER: Flyback Buck Converter

    TI Thinks Resolved
    Part Number: FLYBUCK-DESIGNER Other Parts Discussed in Thread: LM5185 Tool/software: Hi, I am MURALI SELVAM from DNCL Technologies, Currently I am working on Power supply for that I need your support. I need a DC-DC Isolation converter for triple output…

  • Flybuck-Flyback-設計-計算：flyback converter Vaux design and main MFET Vds ringing

    Part Number: FLYBUCK-FLYBACK-DESIGN-CALC Hi all A flyback converter is designed with an input of 10Vdc~85Vdc and an output of 5V/3A. Transformer Pri:Sec:Aux = 30:4:11 Encountered the following problem: 1. The Vaux voltage will increase as the load becomes…

  • TPS40210: Reference design for flyback circuit

    TI Thinks Resolved
    Part Number: TPS40210 Other Parts Discussed in Thread: PMP9446 , LM5022 , LM5155 Tool/software: Hi, I'm looking into designing flyback circuit (isolated transformer) for PSE POE+ with following parameters: 1. Input voltage - Nominal 12V 2. Output voltage…
    • Answered

  • RE: TPS23730: TPS23730_PSR topology with Driven Synchronous Flyback design

    Resolved
    Hi Diang, Thanks so much to help me search a proper transformer.

  • UCC28740: Feedback Loop Design Considerations for Flyback Converter

    TI Thinks Resolved
    Part Number: UCC28740 Other Parts Discussed in Thread: TL431 , Tool/software: Hi E2E I am referring to your application note - Practical Feedback Loop Design Considerations for Flyback Converter Using UCC28740 and have the following queries. 1. I understand…

  • TPSF12CX-DESIGN-CALC: How to distinguish between the four graphs

    TI Thinks Resolved
    Part Number: TPSF12CX-DESIGN-CALC Tool/software: Dear Specialists, My customer is using TPSF12Cx-Q1_quickstart_calculator_B1.xlsm and has questions. I would be grateful if you could advise. --- I think that the design calculation tool determines the…

  • RE: UCC28881: Isolated flyback design - troubles with output power - following

    Hi Zdenek, Thank you for clarifying. It seems the drain current definitely looks saturated. Also the demag time of the Vds waveform does not look ok. I would recommend checking the saturation current of transformer and revisit the snubber components as…

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