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  • UCC28630: spice model

    TI Thinks Resolved
    Part Number: UCC28630 Hello, Can you direct me to the TI Spice models for this device? Thanks, Adam
    • Answered

  • RE: UCC28630: Output Voltage is low 13.4V instead of 24V

    Resolved
    Hi Raghu, Thank you for the reply. I suggest referring to this post to identify the fault code which is present at the time of fault/ shutdown. It would be helpful in debug. https://e2e.ti.com/support/power-management-group/power-management/f/power-management…
    • Answered

  • UCC28630: Output Voltage is low 13.4V instead of 24V

    Resolved
    Part Number: UCC28630 Other Parts Discussed in Thread: TIDA-00386 , MCF8316A , We developed a low voltage ceiling fan controller using all TI devices. Power Supply : TIDA-00386 Power Supply no changer, Flyback transformer is Wurth 750343068 Motor Control…
    • Resolved

  • UCC28630: Flyback converter using UCC28630 in Tina Ti

    Part Number: UCC28630 Other Parts Discussed in Thread: UCC28710 , PMP9041 , UCC28730 Hi, I want to design a flyback converter topology used power supply that can give me 24V and 2A output from 90V to 265V. I have also seen some designs from TI websites…
    • Answered

  • UCC28630: UCC28630 v. UCC28631 for HV Battery Input

    Resolved
    Part Number: UCC28630 Other Parts Discussed in Thread: UCC28631 , UCC28704 Hi team, My customer are currently designing with the UCC28630, but their input supply is going to be coming from a high voltage, DC battery. Due to the input, and lack of AC, do…
    • Resolved

  • UCC28630: UCC28630 startup latch-up overvoltage condition

    TI Thinks Resolved
    Part Number: UCC28630 Hello, I'm having some issues making our SMPS to start up fully. It seems that it passes the 3 exploratory pulses and starts up and eventually latches up as time progresses. Please see the schematic, layout and some waveforms…

  • UCC28630: UCC28630 Fsw selection and simulation model

    TI Thinks Resolved
    Part Number: UCC28630 Other Parts Discussed in Thread: UCC28634 , UCC28631 Hi Team, My customer is considering using UCC28630 to design Dual switch flyback, input 326Vdc~848Vdc, 3 outputs(total100W max): 12V/83W , -12V/3.6W, 5V/2.5W, expect efficiency…
    • Answered

  • UCC28630: Start-up problem

    Resolved
    Part Number: UCC28630 Hi, I have designed a basic circuit based on webench and spreadsheet calculator. My circuit and some wafeworms are as follows. I have followed the datasheet and spreadsheet. Only difference is I knew the current…
    • Resolved
    • Answered

  • UCC28630: Could you provide the datasheet of inductor of UCC28630EVM?

    Resolved
    Part Number: UCC28630 Dear Teams, My customer is looking the UCC28630EVM. They are not able to find the datasheet of L1 inductor (Renco Electronics RLTI-1099/8) from Internet., and I did the same thing while does not works. Could you share the datasheet…
    • Resolved

  • RE: UCC28630: When using the UCC28630 in a 24VDC supply, increasing the output load shuts the output down.

    Tim Best place to see what expected waveforms for UCC28630 is the EVM http://www.ti.com/tool/UCC28630EVM-572 . The user guide for this EVM has typical waveforms http://www.ti.com/lit/ug/sluuax9b/sluuax9b.pdf?ts=1590872018331 . If it does not include a specific…

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