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  • UCC21542: Design UCC21542 and simulation

    TI Thinks Resolved
    Part Number: UCC21542 Other Parts Discussed in Thread: UCC21550 Tool/software: i am designing a circuit using the UCC21542 isolated gate driver in our project and have some quesion that need to be comfirmed 1.Can UCC21542 drive two MOS(C3M0045065D by…
    • Answered

  • UCC21542: Reverse OUTA/OUTB

    Resolved
    Part Number: UCC21542 Hello experts, I'm working on a board that uses UCC21542 to drive an H-bridge. Due to board limitations I would get a better gate connection if I connect the OUTB pin to the high side FET and the OUTA pin to the low side FET…
    • Resolved

  • UCC21542: Inductor current measurement in application report tiduay6e

    TI Thinks Resolved
    Part Number: UCC21542 Tool/software: Hi, I am working of a DC2AC converter using your tools and the above reference design material. I need some clarification on the measurement of the inductor current for the inner current control loop. My questions…

  • UCC21542: Designing with UCC21542

    TI Thinks Resolved
    Part Number: UCC21542 Hello Team, I want to design an isolated gate driver. The Switching voltage is between 20 and 48V, and the frequency can be from DC to 20KHz. The IC UCC21542 uses a bootstrap circuit to increase the Gate voltage of the high-side…

  • UCC21542: UCC21542DWKR - Bootstrap Capacitor for switching STGP10H60DF IGBT at 60Hz

    TI Thinks Resolved
    Part Number: UCC21542 Tool/software: Hi, I need an isolated gate driver that drives the gate of this IGBT - STGP10H60DF at 60Hz switching frequency. How big should the bootstrap capacitor of UCC21542DWKR be for this case? I think it is very large…
    • Answered

  • UCC21542: Mosfet driver continously get burnt

    Resolved
    Part Number: UCC21542 Hi, I am designing a PFC interlaced boost convereter but I have continous mosfet driver, mosfet and fuse blow out. I have reviewed the circuit to see if there are any problem, but I could not find any. Please can Someone guide…
    • Resolved

  • UCC21542: Is it safe to drive 2 large mosfets in parallel?

    Part Number: UCC21542 Hello, TI: I use UCC21542 to drive a half bridge module, of which the schematics are presented at the end. Each arm of the bridge consists of two MOSFETs in parallel. The auxiliary power supply for each arm is 15V (isolated…

  • UCC21542: Reg- unencrypted .lib file (spice model)

    TI Thinks Resolved
    Part Number: UCC21542 Other Parts Discussed in Thread: PSPICE-FOR-TI , UCC21551 , , TINA-TI Kindly provide unencrypted .lib file for LT spice simulation . We have active NDA with TI.
    • Answered

  • UCC21542: Is it ok driving MOSFETs as DC switches?

    Resolved
    Part Number: UCC21542 Hello, I need to drive several MOSFETs on lines ranging from 270-530VDC. As these are used for heaters, due to the application, they're expected to operate at 100% duty cycle for minutes. The connectivity is shown below. In…
    • Resolved
    • Answered

  • UCC21542: To know the RNMOS value of UCC21542

    Resolved
    Part Number: UCC21542 Other Parts Discussed in Thread: UCC21540 Hi Expert, The engineer is studying the UCC21542. And found there is no definition of RNMOS value on UCC21542 but UCC21540 defined in the datasheet. Pls advice the RNMOS value of…
    • Resolved

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