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  • LOAD-SWITCH-FET-LOSS-CALC: LOAD-SWITCH

    Part Number: LOAD-SWITCH-FET-LOSS-CALC Other Parts Discussed in Thread: CSD25480F3 , CSD25483F4 Tool/software: Hello I need your help I'm designing a pcb board and it needs to have the ability to switch between 2 devices. General characteristics…
    • Answered

  • SYNC-BUCK-FET-LOSS-CALC: Questions Regarding Power Loss Calculation in SYNC-BUCK-FET-LOSS-CALC Tool

    Resolved
    Part Number: SYNC-BUCK-FET-LOSS-CALC Tool/software: Hello Support Team, I am trying to estimate the losses in a buck converter. I used to perform the calculations manually and relied on my own Excel sheet, based on the references listed below, to optimize…
    • Resolved

  • LM5143DESIGN-CALC: Low side MOSFET switching loss

    TI Thinks Resolved
    Part Number: LM5143DESIGN-CALC Tool/software: Hello team , In the data sheet it is mentioned that switching losses of a low side MOSFET is negiliglbe because of ZVS and ZCS ,Please can you explain why ithe switching loss of LOW side MOSFET can be neglected…
    • Answered

  • CSD19501KCS: MOTOR-DRIVE-FOC-FET-LOSS-CALC

    Resolved
    Part Number: CSD19501KCS Hello, TI team. Thanks a lot to your team for sharing so many valuable design reference documens. I am studying "MOTOR-DRIVE-FOC-FET-LOSS-CALC" for cross check MOSFET power loss. Some calculation equations confuse me…
    • Resolved

  • TPS2492: turn ON FET quicky for reduction switching loss

    TI Thinks Resolved
    Part Number: TPS2492 Other Parts Discussed in Thread: LM5069 Tool/software: Hi team, Our customer is using TPS2492. Customer wants to turn on FET quickly for reduction switching loss. Could you tell me how modify the following circuit? Regards…
    • Answered

  • DRV8462: Is there an estimate of switching losses versus I2R losses?

    Resolved
    Part Number: DRV8462 Hello, Please advise whether there is an estimate of switching losses versus I^2R losses in a "typical" application with a peak motor current of 5 Amps?
    • Resolved

  • 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

  • CSD17318Q2: I have a question on SYNC-BUCK-LOSS CALC tool

    Resolved
    Part Number: CSD17318Q2 Tool/software: Hi Team, We have a controller which is the Buck/Boost controller and we want to create a quick start caluculator that will be useful for the field and also the customers to visualise and estimate on the efficiency…
    • Resolved
    • Answered

  • LMR51440: To calculate switching loss, could you please provide Vf of the body diode and rise/fall time of the FET

    Resolved
    Part Number: LMR51440 Other Parts Discussed in Thread: LMR51430 Tool/software: Dear Specialists, My customer is considering LMR51440 and LMR51430. They have a question about the Vf of low side FET and rise/fall time of the FET. I would be grateful…
    • Resolved

  • LMG3100R017: LMG3100 Switching loss approximation

    TI Thinks Resolved
    Part Number: LMG3100R017 What is the basis of the "tTR" = VIN divided by 25V/ns as conservative estimate of the switched node slew rate? How did the tTR estimation become the sum of the switch node transition times from ON to OFF and from OFF to ON…

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