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  • PMP4451: I want to modify this reference design to incorporate USB type C as UFP instead J1 Micro-USB type B as a separate connector, can anyone guide me?

    TI Thinks Resolved
    Part Number: PMP4451 Other Parts Discussed in Thread: TPS25730 , PMP41100 Hi, This board has a J1 Micro-USB type B connector for power input to the board, I want to modify this to replace this with USB-Type C for power input to board. How can I modify…

  • PMP4451: How MCU controls those four LEDs?

    TI Thinks Resolved
    Part Number: PMP4451 Dear Team, My customer refer to PMP4451 to design its power bank. And he want to use four LEDs to be battery capacitor indicators. Because in PMP4451 document, it doesn't specify any detail about LED control. Could you let me…

  • PMP4451: About Circuit Diagram

    Part Number: PMP4451 Other Parts Discussed in Thread: BQ25895 Hi, I want to ask a question similar to a question asked before. I share the link: https://e2e.ti.com/support/tools/sim-hw-system-design/f/234/t/814371?tisearch=e2e-sitesearch&keymatch…

  • PMP4451: circuit diagram & firmware define

    Part Number: PMP4451 Dear TI-er. My customer want explain circuit diagram & firmware define. plz help me. #define CURRENT_A_LOAD_ATTACH_THRESHOLD 2 #define CURRENT_A_LOAD_FULL_THRESHOLD 2 #define CURRENT_A_OVER_LOAD_THRESHOLD 44 #define CURRENT_A_TYPEC_HALF_THRESHOLD…

  • CCS/PMP4451: CURRENT_A_OVER_LOAD_THRESHOLD value ?

    TI Thinks Resolved
    Part Number: PMP4451 Tool/software: Code Composer Studio Dear TI-er How I calculated CURRENT_A_OVER_LOAD_THRESHOLD ? #define CURRENT_A_LOAD_ATTACH_THRESHOLD 2 #define CURRENT_A_LOAD_FULL_THRESHOLD 2 #define CURRENT_A_OVER_LOAD_THRESHOLD 44 #define…
    • Answered

  • CCS/PMP4451: source code for MSP430G2332

    Resolved
    Part Number: PMP4451 Other Parts Discussed in Thread: MSP430G2332 Tool/software: Code Composer Studio Dear TI-er. How to get source code for MSP430G2332 ? plz help me.
    • Resolved

  • CCS/PMP4451: Output Short-Circuit and source code

    TI Thinks Resolved
    Part Number: PMP4451 Other Parts Discussed in Thread: PMP9779 Tool/software: Code Composer Studio Dear Sir, Can I put a short circuit such as PMP9779 circuit? How do I download the source code? This specialty is provided at High School. Ihope…

  • I have a question about PMP4451

    Hi I'm studing circuit diagram of PMP4451 for designing a power bank. I want know what is reason using below circuit. Is it used for connect GND_A and PGND? How does working Q1?
    • Answered

  • Unable to view CAD files : http://www.ti.com/tool/PMP4451

    Resolved
    I am unable to view the CAD file even after downloading the necessary ultra librarian software as suggested in the following page : http://www.ti.com/tool/PMP4451 Any help would be greatly appreciated. Thank you.
    • Resolved
    • Answered

  • RE: TPS61235P: Auto load detection circuit in power bank applications

    Resolved
    Hi, Dave, Please make sure your schematic is the same as PMP4451 or SLVA770 mentioned circuit. The leakage current is generated like the following. Let me explain this referring to PMP4451 schematic. There is a default voltage on the boost output…

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