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  • 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

  • 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

  • CSD19534Q5A: Missing parameters for Nonsync Boost Power Loss tool

    Resolved
    Part Number: CSD19534Q5A Other Parts Discussed in Thread: NONSYNC-BOOST-FET-LOSS-CALC , , LM5156H Hi, You have this very useful tool that help us calculate MOSFET power loss on a boost design, namely NONSYNC-BOOST-FET-LOSS-CALC. However, there are…
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    • 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…
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    • 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

  • 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…

  • 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…

  • UCC24624: Increased FET loss due to early turn-off

    TI Thinks Resolved
    Part Number: UCC24624 Tool/software: Hi, We are currently using the UCC24624 in an LLC resonant converter and are facing a problem where the SR MOSFET gate turns OFF before the drain current reaches zero. This results in extended body diode conduction…
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  • 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…
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    • Answered

  • BQ25756: In buck mode, how is the HS BOOST FET always ON if the HS BOOST FET is driven by a bootstrap circuit which needs to be refreshed?

    Resolved
    Part Number: BQ25756 Tool/software: Datasheet Table 8-1 "Switching MOSFET Operation" states that the LS BOOST FET is OFF and the HS BOOST FET is ON when the charger is operating in Buck mode. Section 8.2 "Functional Block Diagram" shows that the HS…
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