Search tips
Showing 324 results View by: Thread Post Sort by

  • UCC256403: ucc256403

    Part Number: UCC256403 Other Parts Discussed in Thread: UCC256303 , Hi, TIDA010081, 1kw, 54V design I would like to change the design for 48V, 1.1kW with PQ40 core (turns ratio: 4:1, inductance value(Lm=120 to 140uH). L4 value=16uH. and also I would…

  • UCC256403: UCC256403 Startup and Operating Issues

    Part Number: UCC256403 Hello, we are currently working on the bring-up of a converter based on the UCC256403 controller. The converter is designed for over a wide operating across constant current (CC), constant power (CP), and constant voltage (CV…

  • UCC256403: UCC256403: severe gap in pdf document structure (in pdf viewer) - follow-up

    Part Number: UCC256403 One month ago, SIRIPURAM YAMINI responded in the related question, while apologizing for the delay. Yet, still Rev. E (2021) of the datasheet is online. I quote from that previous question, which was started again because the…

  • UCC256403: UCC256403: severe gap in pdf document structure (in pdf viewer)

    Part Number: UCC256403 Two months ago, TI said: "Thanks for the notification. We will rectify". Until now, the document is not updated. I attend you on the qualification "severe".

  • UCC256404: UCC256403: UCC256403: severe gap in pdf document structure (in pdf viewer)

    Part Number: UCC256404 See related thread. Second iteration. Still pdf SLUSD90E is still revision E dated 2021.
    • Answered

  • UCC256403: UCC256403 start-up issue, no switching

    Resolved
    Part Number: UCC256403 Other Parts Discussed in Thread: UCC25661 See attachments below: I have problems with the UCC256403 during start-up. I set the input voltage to 40 VDC (it can be between 30 to 60 VDC according to design). I monitor the HO…
    • Resolved
    • Answered

  • UCC256403: Resistive load during soft-start for UCC256403

    Resolved
    Part Number: UCC256403 Attached files: Copy of RCT_UCC25640x Design Calculator Rev4 (version 1)_58VDC_nominal_voltage.xlsx If you want the schematic, I can send it in private message. Quick summary: This following procedure works: No resisitive…
    • Resolved

  • UCC256403: UCC256403 feasibility for 3.3KW power supply

    Part Number: UCC256403 Tool/software: Hello Experts, We are working on 3.3KW AC~DC converter based on LLC. Currently we are having 1KW power supply design based on UCC256403A. Can we use same LLC controller for 3.3KW LLC converter? If yes, kindly…

  • UCC256403: UCC256403 550W Battery Charger Design Issue

    TI Thinks Resolved
    Part Number: UCC256403 Other Parts Discussed in Thread: PMP40766 , , UCC25640EVM-020 , PMP22083 I am designing a 550W battery charger using the UCC256403, referencing PMP40766 as a design guide. The intended output specification is 39–58V / 9A. I…

  • UCC256403: UCC256403

    TI Thinks Resolved
    Part Number: UCC256403 Tool/software: Hi, How do we validate the UCC256403 IC without connecting powerboard. How we will make sure all the signals what we are giving are correct. What are the inputs we have to provide to observe the output pulses…

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