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  • [FAQ] TPS65381A-Q1: TPS65381-Q1, TPS65381A-Q1: How to Monitor an External Regulator using TPS65381x-Q1 devices

    Part Number: TPS65381A-Q1 Other Parts Discussed in Thread: TPS65381-Q1 This thread applies to all TPS65381-Q1 and TPS65381A-Q1 devices. The VDD1 LDO controller feedback pin (VDD1_SENSE) can be used to monitor an external voltage regulator (for example…

  • [FAQ] TPS65381A-Q1: TPS65381-Q1, TPS65381A-Q1: How to Pick Feedback Resistor Values for the VDD1 LDO Controller

    Part Number: TPS65381A-Q1 Other Parts Discussed in Thread: TPS65381-Q1 This thread applies to all TPS65381-Q1 and TPS65381A-Q1 devices. When designing a system with these devices it is important to select the correct feedback resistors for the VDD1…

  • [FAQ] TPS65381A-Q1: Updated Power Estimator for TPS65381A-Q1

    Part Number: TPS65381A-Q1 This thread applies to the power estimator for TPS65381A-Q1. Attached is a updated version of the TPS65381 power estimator. TPS65381A-Q1 Power Estimator - E2E FAQ.xlsm The user can input the supply voltage (VBAT)…
    • Answered

  • TPS65381A-Q1: TPS65381A-Q1

    Resolved
    Part Number: TPS65381A-Q1 Tool/software: Hello, I would like to get some help regarding this PMIC. I plan to use this chip to feed my microcontroller and my ASIC, using its Diagnostic and Watchdog capacity, which is perfect when one wants to design…
    • Resolved
    • Answered

  • TPS65381A-Q1: When to add additional surge stopper before TPS65381A?

    Resolved
    Part Number: TPS65381A-Q1 Other Parts Discussed in Thread: TMS570LC4357 Tool/software: Hello experts, We are using the TPS65381A in an automotive safety application (powering the TMS570LC4357). We are trying to understand if or when an additional surge…
    • Resolved

  • TPS65381A-Q1: TPS65381A-Q1 can we use for 24V ASIL B

    TI Thinks Resolved
    Part Number: TPS65381A-Q1 Tool/software: Hi Sir Can we use TPS65381A-Q1 for 24V Battery and ASIL-B Does this support OV ,UV for 24V ? Thanks and Regards Nikhil S

  • TPS65381A-Q1: TPS36381A-Q1 states in Q&A modes

    Part Number: TPS65381A-Q1 Hi, I have a question regarding how the TPS65381A-Q1 chip works. We use this chip as an external watchdog. On the start of our application, we stopped and keep TSP65381 chip in the DIAGNOSTIC state (set the DIAG_EXIT_MASK…
    • Answered

  • TPS65381A-Q1: VDD1_SENSE voltage accuracy

    Resolved
    Part Number: TPS65381A-Q1 Tool/software: Hello, My customer has been working on TPS65318A-Q1 and gave me a question about the accuracy of VDD1_SENSE because there are 2 different numbers shown in the datasheet as shown below. Would you please tell me…
    • Resolved
    • Answered

  • TPS65381A-Q1: Regarding FMEDA

    Resolved
    Part Number: TPS65381A-Q1 Tool/software: Hi support team all. At the request of my customer, we urgently need to discuss the FMEDA document. I don't think I can include the contents of the document in this post, so I would like to send you a message…
    • Resolved

  • TPS65381A-Q1: TPS65381A-Q1 Stuck in Locked Safe State – Unable to Transition to Diagnostic State

    TI Thinks Resolved
    Part Number: TPS65381A-Q1 Tool/software: Hello, I am working with the TPS65381A-Q1 PMIC and facing an issue with transitioning to the Diagnostic state after power-on. When I power on the PMIC, my code sends the required SPI command to enter the Diagnostic…

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