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  • TPS2421-1: About CT pin

    Part Number: TPS2421-1 Tool/software: Hi All, I have a question about the TPS2421-1. One second after the input power is turned off, the CT pin rises by about 2V. Why does this behavior occur? Best Regards, Ishiwata

  • TPS2421-1: Charging the capacitor at the CT

    TI Thinks Resolved
    Part Number: TPS2421-1 Tool/software: Hi All, I have a question about the TPS2421-1. I posted this on E2E before, but I'm posting it again since I didn't get a reply. https://e2e.ti.com/support/power-management-group/power-management/f/power-management…

  • TPS2421-1: Start up faile

    Part Number: TPS2421-1 Tool/software: Hi All, I have a question about the TPS2421-1. I experienced a startup failure when repeatedly turning the device on and off at low temperatures (around -10°C to 5°C). I read the data sheet to try to deduce the…
    • Answered

  • TPS2421-1: about Rmin

    Resolved
    Part Number: TPS2421-1 Tool/software: Hi all, I have some questions sbout TPS2421-1. 1) What does the formula below the datasheet mean? Does it mean that the larger value of the red frame or the blue frame is used as a reference? 9.2.2 In…
    • Resolved

  • TPS2421-1: Questions for abnormal output behavior for TPS2421-1

    Part Number: TPS2421-1 Hi Team, Customer is using TPS2421-1 in their system, but during the test, they found it will have abnormal output behavior as below picture showing. Can you help to check what's the problem in here? When pull EN to low, there…

  • TPS2421-1: What's the VIH threshold of ENA

    TI Thinks Resolved
    Part Number: TPS2421-1 Hi team, The datasheet mentioned the failing voltage VIL of ENA is 0.8~1.5V. What's is the VIH max of the ENA. Is it 1.5V+0.25V? Is there any concern if the ENA is using 1.8V? Thanks, Leo

  • TPS2421-1: connct CT to GND by 10k resistor to keep eFUSE on

    TI Thinks Resolved
    Part Number: TPS2421-1 Other Parts Discussed in Thread: TPS2597 , TPS25981 Hi everybody, As the title says, we want to know if CT can be connected to GND through a 10k resistor. We use TPS2421 as OCP function, but found that when Rreset set to 21k…

  • TPS2421-1: when load current exceed 1.6*Ilim, will the device shut down?

    TI Thinks Resolved
    Part Number: TPS2421-1 Hi team, Customer want to know that if when load current exceed 1.6*ILim, will the device shut down at once? Thanks! Rayna
    • Answered

  • TPS2421-1: Parallel connection of TPS2421-1

    Resolved
    Part Number: TPS2421-1 Other Parts Discussed in Thread: TPS25982 , TPS259827LEVM Hello. I use TPS2421-1 in my design. This is my schematic I use RSET = 40 kΩ With this resistor the current limit_typ approximately is 5.5A for single chip connection…
    • Resolved
    • Answered

  • TPS2421-1: TPS2421-1

    Resolved
    Part Number: TPS2421-1 Hi Sir, The Datasheet is show the Ton=15ms form Table2, but Equation 15 key in 0.012. Why is 0.012? not 0.015? What's the Ton Rang Max & Min? Hugo
    • Resolved

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