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  • PMP40379: Altium ASCII files

    TI Thinks Resolved
    Part Number: PMP40379 Other Parts Discussed in Thread: PMP20195 , PMP10215 Hello, I am developing 500W power supply. I am looking for the PCB CAD file, the ASCII files for this reference design. Please kindly point me to the URL. Thank you. Best Regards…
    • Answered

  • PMP40379: 500-W, Single Stage LLC Power Supply Reference Design for Audio Amplifier

    Resolved
    Part Number: PMP40379 Hello I have a major question in refrence to the above refrence design. When loading one rail of the SMPS output as below, what is the resulting voltages? Example 1: Loading the +42V rail with 6A (+ & 0) not loading the -42V…
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    • Answered

  • PMP40379: Help, cannot find how to make or buy a part on build materials. 750343844, Wurth Elektronik, Transformer, 220uH, 16-pin, TH, Vertical

    Resolved
    Part Number: PMP40379 I am wanting to make the PMP40379 power supply for a project; this is the first larger project I have put together. I have found all of the parts in the build of materials but I cannot find this transformer. I was wondering how I…
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    • Answered

  • RE: UCC256402: Will it work with rectified mains voltage without adding an active PFC controller?

    Resolved
    Hi Edward, It is possible. Please have a look at this reference design PMP40379 . It shows the older UCC256302 uses without a PFC front-end. I hope this answers your question.
    • Answered

  • RE: UCC256404: Shall we use UCC256404 without pfc input?

    Resolved
    Hi Sathish, You can use UCC256404 without pfc input. Please refer the single stage LLC without pfc reference design ( PMP40379 Schematic ). You can modify this design according to your requirement. Here when the AC input is between 100-120V, switch at the…
    • Answered

  • RE: UCC256402: Feedback circuit design for FB pin

    Resolved
    Hi Cihangir, Please find the responses below: 1. The max IFB current for UCC256403 is 182uA. Please see the screen shot of the datasheet below. 2,3 . You are correct. You can not exceed the maximum cathode to anode voltage of the regulator. That's the…

  • UCC256402: Equivalent to UCC256302

    TI Thinks Resolved
    Part Number: UCC256402 Other Parts Discussed in Thread: PMP40379 , UCC256302 , , TL431 , UCC28064A , PMP21366 , UCC24624 , PMP40281 , UCC256301 Hello, I am working of the PMP40379 reference design, same specification, audio application. Kindly recommend and or…
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  • UCC28019: Power management forum

    Resolved
    Part Number: UCC28019 Other Parts Discussed in Thread: , UCC256302 , UCC256402 , PMP40379 , TPA3255 , , UCC28180 , UCC28056 , TIDA-010081 , UCC25640 Dear Sir/Ms. May I request UCC28019AEVM schematic and layout source file include BOM for evaluation and design…
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  • RE: UCC256403: Could an unloaded -12V output of LLC Half-Bridge stay within regulation?

    Hi Austin, Does the negative rail also need to support up to 10A load? Could you also share what is the application? Something we have done before for audio loads that are 180° out of phase is reference the feedback circuitry to the negative rail and…
    • Answered

  • TAS3251: PVDD_X DC supply

    Resolved
    Part Number: TAS3251 Other Parts Discussed in Thread: PMP10215 , , PMP40379 Hi there, I'm working on some designs using the TAS3251 amplifier, and have hit a snag. There don't seem to be many readily available 240V AC to 36V DC supplies so I can supply…
    • Resolved

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