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  • LP87745: The LP87745 is continuously powering off and restarting, until it eventually shuts down completely

    Part Number: LP87745 Q.txt

  • LP87745-Q1: LP87745-Q1: LP87745-Q1 Demo SW

    TI Thinks Resolved
    Part Number: LP87745-Q1 Tool/software: At present, we are using the Pmic chip LP877451 in our development process. Could you please provide the relevant sample code?

  • LP87745-Q1: CRC error with PMIC LP87745

    Part Number: LP87745-Q1 Tool/software: We would like to share an observation related to the PMIC behavior during a long startup issue in the SBL (Secondary Boot Loader) phase. During SBL startup, we read specific PMIC registers to retrieve error information…

  • LP87745-Q1: LP87745 PMIC - Confirmation of Watchdog Reset Timing in Q&A Mode

    TI Thinks Resolved
    Part Number: LP87745-Q1 Other Parts Discussed in Thread: LP87745 , LP87744-Q1 , , LP87743-Q1 Tool/software: We are using the LP87745 PMIC in our design and require clarification on the precise watchdog reset timing under specific failure conditions in…

  • LP87745-Q1: LP87745-Q1 rst periodly

    Part Number: LP87745-Q1 Tool/software: LP87745-Q1 will let the RSTOUT output low every 4.9s and shut the power down every about 70s after turning on .We already give the SPI-cs low voltage below 0.1v to desable the watchdog but RST will still output low…

  • LP87745: Is the best PMIC for AM2732(Sitara) LP87745-Q1?

    TI Thinks Resolved
    Part Number: LP87745 Other Parts Discussed in Thread: , AM2732 Tool/software: Hello guys, One of my customers is considering using LP87745-Q1 as AM2732(Sitara) power supply because LP87745 is used on AM2732 EVM. At this moment, they have the following…
    • Answered

  • LP87745-Q1: PMIC Power up issue

    Resolved
    Part Number: LP87745-Q1 Other Parts Discussed in Thread: AWR2944 Hello, I'm using the AWR2944 with the LP87745A1RXVRQ1 PMIC. I copied the design from the AWR2944 EVM. I have the AWR2944 not programmed yet, and the PMIC does not power up. I provide…
    • Resolved

  • LP87745-Q1: LP87745-Q1 reset every 74s

    TI Thinks Resolved
    Part Number: LP87745-Q1 Tool/software: Hi, May I ask why does the 1V output disconnect for 4ms every approximately 74 seconds when a 2.2k pull-down resistor is already connected to the WD pin.
    • Answered

  • LP87745-Q1: Inquiry about LP87745-Q1 Configuration: Impact of Leaving BUCK2/BUCK3 SW Floating and FB Grounded on Other Channels

    Resolved
    Part Number: LP87745-Q1 Other Parts Discussed in Thread: LP87745 Tool/software: Hello, expert. I'm using the LP87745 PMIC, but I only need the BUCK1, LDO and BOOST functions. I don't need BUCK2 and BUCK3. When I designed the circuit, I left the SW of…
    • Resolved

  • LP87745: LP87745 NINT pin output level

    TI Thinks Resolved
    Part Number: LP87745 Hi expert, If everything is right, what is the NINT pin output level, high or low? if something not OK(Like BUCK output voltage is out of range), what is the NINT output level? Thanks!

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