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Showing 68 results View by: Thread Post Sort by
    Answered
  • UCC21521: VDDB UVLO issue

    user5105395
    user5105395
    Resolved
    Part Number: UCC21521 Other Parts Discussed in Thread: UCC21520 We use ucc21521ADW to drive a half bridge, VOB for high side MOS with a bootstrap diode as typical application, once we disable the driver by EN pin and then restart the IC, VOB also has…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • UCC21521: Versions "ADW", "CDW", "DW"

    Mike Scaife
    Mike Scaife
    Resolved
    Part Number: UCC21521 Hi, I have a number of these and all differing versions purchased from TI suppliers here in NZ , how can you tell them apart by looking at the part numbers printed on the package. Looking at the device spec pdf, the markings…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • UCC21520: Can UCC21521 be used for evaluation with EN active level reversing instead of UCC21520?

    Kazuya Nakai59
    Kazuya Nakai59
    Resolved
    Part Number: UCC21520 Other Parts Discussed in Thread: UCC21521 Hello guys, One of my customers is try to evaluate UCC21520 for their next products. But they can't get UCC21520 due to no stock in major stores now. While they can get UCC21521 because…
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • RE: UCC21521: Gate driver reommendation

    Derek Payne
    Derek Payne
    Hi James, We're currently targeting mid-April release for UCC21530 . Regards,
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • UCC21520: differences bwtween UCC21520 and UCC21521

    K.Hamamoto
    K.Hamamoto
    Resolved
    Part Number: UCC21520 Other Parts Discussed in Thread: UCC21521 , Hi I have a question about UCC21520 and UCC21521. What is difference between UCC21520 and UCC21521? Is that only differences Pin#5? I know the pin function of Pin#5 is different. However…
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • UCC21521: sink current when EN=Low

    Robin Liu
    Robin Liu
    Resolved
    Part Number: UCC21521 Hi team, when EN=low, how much the sink current of the output stage is? Regards Robin Liu
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • UCC21521: Require design help!

    anonymous55
    anonymous55
    Resolved
    Part Number: UCC21521 Hi, I am trying to design a bidirectional converter using MOSFET IRL2505. Since, my input (Boost mode) can vary from 8V to 16V, I need to select a MOSFET as well as the gate driver to be compatible with a lower Vgs (5V). I found…
    • Resolved
    • over 7 years ago
    • Interface
    • Interface forum
  • Answered
  • UCC21521: Enable pin response time

    Gerhard2488
    Gerhard2488
    Resolved
    Part Number: UCC21521 Hi, I would like to use the Enable pin on the UCC21521. But I cannot find detailed timing specifications. The only statement in 8.4.1 of the datasheet is: The EN pin is quite responsive, as far as propagation delay and other switching…
    • Resolved
    • over 7 years ago
    • Interface
    • Interface forum
  • UCC21521: Protection of secondary circuit

    Riccardo Barbon
    Riccardo Barbon
    TI Thinks Resolved
    Part Number: UCC21521 Other Parts Discussed in Thread: , UCC21520EVM-286 Hi, I tried to make an Half-Bridge Induction heater with Mosfet that work in a variable frequency range 100-500kHz, follow the application note in the datasheet of UCC21521:…
    • over 7 years ago
    • Interface
    • Interface forum
  • Answered
  • UCC21225A: STEP files for UCC21521 and UCC21225

    KKF
    KKF
    Resolved
    Part Number: UCC21225A Other Parts Discussed in Thread: UCC21521 Hi, Are there STEP-files available for UCC21521 and UCC21225? Thanks, KF
    • Resolved
    • over 7 years ago
    • Interface
    • Interface forum
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