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  • UCC28C56H: Design Questions on UCC28C56H Flyback Converter (85–1000V Input, 25V/80W Output)

    TI Thinks Resolved
    Part Number: UCC28C56H Other Parts Discussed in Thread: , TIDA-01505 Tool/software: Dear TI Team, I have selected the UCC28C56H controller for my flyback application and have been performing the design calculations using the UCC28C56H-Q1 datasheet…

  • UCC28C56H: Pspice convergence error for UCC28C56H

    TI Thinks Resolved
    Part Number: UCC28C56H Tool/software: Hello ti team we have developed a simulation model for flyback 100kHz application. all the recommended values has been placed as per datasheet. but it gives convergence error. can you help me in resolving…

  • UCC28C56H: feedback on the primary side

    TI Thinks Resolved
    Part Number: UCC28C56H Other Parts Discussed in Thread: UCC28C56EVM-066 Tool/software: Hi team， Does UCC28C56 support feedback on the primary side? Is there any recommended design solution? Thanks Lillian

  • UCC28C56H-Q1: UCC28C56EVM

    TI Thinks Resolved
    Part Number: UCC28C56H-Q1 Tool/software: Hi TI Team, I have two requirements for a power supply design and would like your guidance: 72–120 V → 12 V, 2 W converter (Flyback or any easily isolated converter topology). 400–800 V → 12 V, 2…

  • UCC28C56H-Q1: Simulation Circuit

    TI Thinks Resolved
    Part Number: UCC28C56H-Q1 Tool/software: Hi team - Is there a PSpice, TINA, or PSpice for TI example circuit with any of the UCC28C5x IC’s? Thanks, Jacob

  • UCC28C56H: 80-1000VDC wide input Flyback controller with 80W

    TI Thinks Resolved
    Part Number: UCC28C56H Tool/software: Hi Team, (Reposting due to changes in the requirement and inability to respond to the previous thread) We are developing an isolated flyback converter to be used as an auxiliary power supply in inverter applications…
    • Answered

  • UCC28C56H-Q1: UCC28C56H - As flyback PSR - Aux control

    Resolved
    Part Number: UCC28C56H-Q1 Other Parts Discussed in Thread: UCC28C56H Hi Team, I can see in the webench ckt for the UCC28C56H PSR, the VDD and FB are connected at the same node and not separated by the diode. could you pls explain more how does this…
    • Resolved

  • UCC28C56H-Q1: UCC28C56H q1 duty cycle

    TI Thinks Resolved
    Part Number: UCC28C56H-Q1 Other Parts Discussed in Thread: UCC28C56H , UCC24612 Dear Team, I am designing Flyback with UCC28C56H-Q1 for the below specs. As you can see the Transient voltage at input side is for 5sec and remaining times the Steady…
    • Answered

  • UCC28C56H: UCC28C56H Simulation issue

    Resolved
    Part Number: UCC28C56H Other Parts Discussed in Thread: UCC28C43 , Hi Team, Namaste !! I am trying to do the simulation the UCC2856H accordance with WEBENCH suggested schematic. but could not able to achieve the output. Observations are: VDD…
    • Resolved

  • UCC28C56H-Q1: Currently I am working on Wide range input Buck converter. Input Voltage(Input is from battery) is 14.4Vdc to 154Vdc, o/p voltage is 12Vdc, o/p Current is 500mA. Can I use UCC28C56H-Q1 for this application?

    TI Thinks Resolved
    Part Number: UCC28C56H-Q1 Other Parts Discussed in Thread: UCC28C53 Tool/software: Currently I am working on Wide range input Buck converter. Input Voltage(Input is from battery) is 14.4Vdc to 154Vdc, o/p voltage is 12Vdc, o/p Current is 500mA. Can I…

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