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  • CSD19501KCS: Clarification of a parameter in MOTOR-DRIVE-FET-LOSS-CALC

    TI Thinks Resolved
    Part Number: CSD19501KCS Other Parts Discussed in Thread: MOTOR-DRIVE-FET-LOSS-CALC , Hi, In the MOTOR-DRIVE-FET-LOSS-CALC Excel sheet, the equations tab contains an equation to calculate RDS(on) with temperature. But I am unable to understand what ΔRDS…
    • Answered

  • LM5145DESIGN-CALC: MOSFET loss estimation

    Resolved
    Part Number: LM5145DESIGN-CALC Other Parts Discussed in Thread: LM5145 Hello team, I have a question about LM5145 design calculator. MOSFET loss curve doesn't change when I change Qrr value of Low side FET. Only efficiency curve is changing by the parameter…
    • Resolved
    • Answered

  • SYNC-BUCK-FET-LOSS-CALC doesn't work

    Resolved
    Other Parts Discussed in Thread: MOTOR-DRIVE-FET-LOSS-CALC , SYNC-BUCK-FET-LOSS-CALC We are using Office 365 (macros are activated) and when I klick on Start FET selection and then on 3c "Click Here FET1" nothing happens. Only the sheet is flashing and…
    • Resolved
    • Answered

  • CC3235SF: CC3235 DEVICE EVENT FATAL SYNC LOSS

    Resolved
    Part Number: CC3235SF Hi TI engineer In my CC3235SF device,there have a fatal error :FATAL ERROR: Sync loss detected ,And MAP_PRCMMCUReset(1) can't reset device. What should i do to restart system? And what cause this problem？
    • Resolved

  • Suggested FETs for low Vgs buck controllers

    TI Thinks Resolved
    Part Number: LM5148 Other Parts Discussed in Thread: LM5116 I have a design where I intend to switch from the LM5116 buck controller to the LM5148. However, the LM5148 only delivers 5 V (nominal) to the FET gates. At that voltage, most power FETs are…

  • LM25149: Design Spreadsheet FET loss calculation

    TI Thinks Resolved
    Part Number: LM25149 Other Parts Discussed in Thread: CSD18540Q5B , LM5149 , , LM5149-Q1EVM-400 , LM5148 I'm working a design with the LM25149 with Vin = 36V (nom) Vout = 12V @ 15A max load. Webench generates a design at Fsw = 250 kHz using CSD18540Q5B…
    • Answered

  • RE: 12V/10~20A non-sync buck

    Resolved
    Hi, I will close this thread due to no reply for a long time. If you have other questions in the future, you can ask them again in E2E. Thanks. Aurora

  • CSD95379Q3M: SYNC-BUCK-FET-LOSS-CALC doesn't work

    TI Thinks Resolved
    Part Number: CSD95379Q3M Hi Team, We've been trying to use the SYNC-BUCK-FET-LOSS-CALC to calculate the losses of CSD95379Q3M. It seems like every time I press any of the '--> --> CLICK HERE <-- <--' buttons a new selection windows starts to open but…
    • Answered

  • SYNC-BUCK-FET-LOSS-CALC: How to add alternative MOSFETs

    Resolved
    Part Number: SYNC-BUCK-FET-LOSS-CALC Other Parts Discussed in Thread: CSD19502Q5B Please advise how to add alternative MOSFET devices (would like to add the CSD19502Q5B for instance - it does not appear in the drop-down menu) I only see about 20 available…
    • Resolved

  • LM5149-LM25149DESIGN-CALC: Update plan for limitation or alert for power loss

    TI Thinks Resolved
    Part Number: LM5149-LM25149DESIGN-CALC One customer requested that LM5149-LM25149DESIGN-CALC add notice or cell's limitation or alert if power loss are extremely increased. When output current and other specs enter severe spec, power loss are extremely…

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