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  • UCC21220: step-down converter with duty cycle 100%

    TI Thinks Resolved
    Part Number: UCC21220 Tool/software: Hello, I need the step-down converter with duty cycle 100%, with Input voltage up to 100V With the ability to connect external MOSFETs to work with currents of several tens of Amperes The number I indicated (UCC21220…
    • Answered

  • UCC21220: Comply with IEC 60950-1 and IEC 62368-1?

    Resolved
    Part Number: UCC21220 Hi Team, My customer needs to meet IEC 60950-1 and IEC 62368-1 on their end equipment, could UCC21220 & UCC21220A comply with these 2 certifications? BTW, may I confirm the progress on DIN EN 61010-1 and GB4943.1-2011? The status…
    • Resolved

  • UCC21220: UCC21330B VS NSI6602VB-DSPNR

    TI Thinks Resolved
    Part Number: UCC21220 The UCC21330B is used in DC/AC part of the micro inverter. I want to promote the UCC21330B to attack the NSI6002VB-DSPNR Pls help to compare UCC21330B and NSI6602VB-DSPNR. Thanks.
    • Answered

  • UCC21220: Shortcut prim transformer????

    Resolved
    Part Number: UCC21220 Hi, Am I completely wrong or are both prim. coils shortcut!!!! rgds, Laurent van Poppelen
    • Resolved

  • UCC21220: pin1 pin2 are shorted to GND after withstand voltage test

    Part Number: UCC21220 Hi team, This is Jerry. Now my customer is using UCC21220DR in their design, and they found that pin1 and pin2 are all shorted to pin4 after the withstand voltage test. Their test condition is connecting the outputs of their system…

  • UCC21220: UCC21220: jitter test results, update

    TI Thinks Resolved
    Part Number: UCC21220 Hi Krystian Referring to this former post: https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1077830/ucc21220-jitter-test-results The customer is driving an h-bridge of a precision power…

  • UCC21220: Low side driver output continuously failing in Dual-Active Bridge Converter

    Part Number: UCC21220 Hi all, We are working on a 1kW 400V/48V Dual-Active Bridge converter. To drive our MOSFETs in the primary and secondary side, we are using UCC21220 with the bootstrap configuration for each switching leg. The driver works well during…
    • Answered

  • UCC21220: jitter test results

    Resolved
    Part Number: UCC21220 Hi all Our customer is currently using the Skyworks Si8273BBD-IS1 and Si8273BB-IS1. They would like to also qualify the UCC21220D, however they fear that the jitter behavior might impact the performance of their circuit. Can you provide…
    • Resolved
    • Answered

  • UCC21220: UCC21220 INPUT OVERLAP function

    Resolved
    Part Number: UCC21220 Hi Expert, I would like to check whether UCC21220 support input overlap. Namely, we suppose INA/INB as high and we want to OUTA/OUTB both high. Thanks! Jimmy
    • Resolved

  • UCC21220: ucc21220 PIN connection application question

    TI Thinks Resolved
    Part Number: UCC21220 Hi team, The 6th pin of the isolation driver UCC21220DW is an NC pin. Will connecting a 2.2nf ground capacitor to the 6th pin of the isolation driver affect the operation of the driver?

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