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  • PMP40766: How to test the constant voltage and constant current of the PMP40766 post-stage LLC

    TI Thinks Resolved
    Part Number: PMP40766 Other Parts Discussed in Thread: UCC256403 Tool/software: Hi team， May I ask how to test the voltage loop and current loop of the post-stage LLC of PM40766 respectively? When I am testing the voltage loop now, I have soldered the…

  • PMP40766: use the PMP40766 to design a power supply

    TI Thinks Resolved
    Part Number: PMP40766 Other Parts Discussed in Thread: PMP8740 Tool/software: hi sir we would like to design a power supply ,spec as below, could PMP40766 can achieve it thanks
    • Answered

  • PMP40766: iTHD measurement

    Resolved
    Part Number: PMP40766 Tool/software: Hi , Can you guide me how is iTHD measurement done. Reason I ask - iTHD in real life in case of EV charger is function of Isc/Il, where Isc is short circuit current at input, Il is maximum demand current over a…
    • Resolved

  • UCC256403: Questions Regarding Open-Loop Testing of UCC256403 (Based on PMP40766)

    Part Number: UCC256403 Other Parts Discussed in Thread: PMP40766 , Hello TI Team, I am developing an LLC battery charger using the UCC256403. I followed the PMP40766 reference design, but I encountered several issues, so I am currently testing the system…

  • UCC256403: Design Questions: PMP40766 Feedback Network, Resonant Components, and OVP Implementation

    Part Number: UCC256403 Other Parts Discussed in Thread: PMP40766 , , TL431 Hello TI Team, I am designing an LLC DC-DC converter using the UCC256403, based on the PMP40766 reference design, for a CC/CV battery charger. My battery charging specifications…

  • PMP40766: reference design project files

    TI Thinks Resolved
    Part Number: PMP40766 Tool/software: Where can i get complete project design file of PMP40766 reference design (ref: https://www.ti.com/lit/zip/tidcfz3 )?
    • Answered

  • UCC256403: Questions Regarding LLC Design for Battery Charger (Based on PMP40766)

    Resolved
    Part Number: UCC256403 Other Parts Discussed in Thread: PMP40766 , , TINA-TI Tool/software: Dear TI Team, I am developing an LLC DC/DC converter for a battery charger, referring to the PMP40766 reference design. Since this is my first LLC design, I…
    • Resolved

  • PMP40766: No output voltage when the load is increased.

    TI Thinks Resolved
    Part Number: PMP40766 Other Parts Discussed in Thread: UCC256403 Tool/software: Hi, During no-load operation, the output voltage is 71.4V. When a 30-ohm pure resistive load is applied, the circuit operates normally with the red indicator light on, the…

  • PMP40766: Universal Voltage PFC

    Part Number: PMP40766 Other Parts Discussed in Thread: UCC28180 Tool/software: Hi TI Team, Require PFC for 400Watts charger front end What is the purpose of Q4,Q5 switch and its associated circuits,will i be use UCC28180 IC alone for my application…
    • Answered

  • PMP40766: PMP40766: Quick transition from CC to CV mode

    Resolved
    Part Number: PMP40766 Hi, We're designing a charger based on the PMP40766 reference design. Our design includes minimal changes around the CC and CV reference points to make them easier to adjust from an external MCU. The prototype is working great…
    • Resolved

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