Search tips
Showing 42 results View by: Thread Post Sort by

  • UCC28634: 230V AC to 230V/15A DC

    Part Number: UCC28634 Other Parts Discussed in Thread: UCC28070 Tool/software: Dear Sir /madam, we need to convert from 230V AC to 230V/15A DC (at DC_Vout) can you suggest reference power factor correction , and also can you help as to validate…
    • Answered

  • UCC28634: Transformer design choices

    Resolved
    Part Number: UCC28634 Hello all, I am an undergrad electrical engineering student at Michigan Tech. I am planning on creating an AC-DC SMPS using the reference designs, calculator, and documentation provided with UCC2853X. Since the whole circuit…
    • Resolved
    • Answered

  • UCC28634: FLYBACK CONVERTER /UCC28634/

    Resolved
    Part Number: UCC28634 Other Parts Discussed in Thread: LM5021 , Hi all, I and my friend trying to build Flyback Converter for a school project. We are getting lost because we are both software engineers however we need to pass this course to get our bachelor…
    • Resolved
    • Answered

  • UCC28634: Secondary controll

    Resolved
    Part Number: UCC28634 Other Parts Discussed in Thread: UCC28610 , UCC28740 , LM5023 , UCC28600 Hi, We already use a circuit with primary side controll for USB power. Now we wish to upgrade to proper high power USB Power Delivery protocols but the…
    • Resolved

  • UCC28634: DRV will not send any pulse signals

    TI Thinks Resolved
    Part Number: UCC28634 I received the design from the TI Webench and laid out the circuit on a PCB. When i built up the board I was not seeing the DRV switching. I troubleshot this for a while and decided to build up a second PCB with minimal components…

  • UCC28634: fault cause codes

    Part Number: UCC28634 I'm troubleshooting a power supply design based off the UCC28634, and I've tracked it down to a fault code on the SD pin giving 25 - AC (i.e. bulk cap level) under-voltage detection before startup or restart Codes taken from this…

  • UCC28634: Error in schematic design

    Part Number: UCC28634 Good morning sirs, I am developing a Flyback using your component but although I followed the manual recommendations the resulting circuit is not delivering it's power. It just enter in a infinite cycle of auto reset, with…
    • Answered

  • UCC28634: Design double output DC-DC module with UCC28634

    Resolved
    Part Number: UCC28634 Other Parts Discussed in Thread: UCC28740 , UCC28633 Hi, I want to design a double output(15Vout/1.33A and 12V/0.833A) DC-DC module with ucc28634. I would like to know how the adjustment rate of the two outputs is and whether the…
    • Resolved
    • Answered

  • UCC28634: Suitable devices other than ucc28634 for low standby power consumption & simulation guidelines

    Resolved
    Part Number: UCC28634 Other Parts Discussed in Thread: UCC28730 , LM5021 , UCC28780 , UCC28740 , LM5023 , TL431 Hi Team, My customer is looking for a flyback controller solution, which requirements list as below: -- Support 85~265Vac, typical is 100V…
    • Resolved
    • Answered

  • UCC28634: Power supply doesn't output any voltage

    Resolved
    Part Number: UCC28634 Hi , I am using UCC28634DR on a PCB Design for a fly back converter, designed by WEBENCH Power designer. After the fabrication and assemble of the pcb, when power was applied to the input of the circuit, the circuit did not output…
    • Resolved

Didn't find what you are looking for? Post a new question.