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  • UCC21750QDWEVM-054: abnormal output

    Resolved
    Part Number: UCC21750QDWEVM-054 Dear team, If SiC is removed, What is proper operation of GATE_HS and DESAT pin status? - IN- : GND - IN+ : 10KHz PWM Above input condition, Output is always High with FLT signal. Is it normal operation? Please let me know…
    • Resolved

  • TMDSCNCD280039C: Error on Texas Instruments XDS110 USB Debug Probe

    Part Number: TMDSCNCD280039C Other Parts Discussed in Thread: UCC21750QDWEVM-054 , Tool/software: Hello Experts, I have the following components: Wolfspeed Motherboard (MOD-MB-HB-0900V-40A) Wolfspeed Power Card (MOD-PWR-MM-C3M0016120K) Texas Instruments Gate…
    • Answered

  • RE: UCC21750: Driving IN+ IN- with a differential signal

    Resolved
    Hi Damith, Thats right, IN+ and IN- are expected to have VCC/GND wrt to GND, not a differential signal between them. It is best to use differential to single ended option. We have such implementation as a reference design in the following EVM, you can…

  • RE: UCC5870-Q1: UCC5870 EVM with LAUNCHXL-F28379D

    Hello Emmanuel, Full gaer board schematics and design files can be downloaded here. https://www.ti.com/lit/zip/sluc703 Please note that the critical signaly for this issue are most likely the SPI, not the PWM. Please review the SPI signals and share the…

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