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  • TPS1641: About Derating Curves

    Resolved
    Part Number: TPS1641 Hi all, I would like to get the derating curve about TPS16416. There was a derating curve for the power limit type, but is there a graph for the current limit type? Best Regards, Ryusuke
    • Resolved

  • TPS1641: TPS1641 for external over temperature protection

    Part Number: TPS1641 Hi Team, My customer wants to check if they need the add thermistor(NTC) for temperature protection, and which pin can perform this function. thanks.

  • TPS1641: Short circuit of VIN, VOUT, GND

    TI Thinks Resolved
    Part Number: TPS1641 Tool/software: Hi Team, My customer found the Vin, Vout and GND are shorted. When they took away the TPS1641, the circuit was normal. Below is the schematic. Could you please check if it has some problems? BR, Moon
    • Answered

  • TPS1641: Max value of tSCP_DLY

    Resolved
    Part Number: TPS1641 Hello, The datasheet speficies only TYP value for tSCP_DLY , Short-Circuit protection delay, as 280nsec. My csutomer would like to to know the max value of it. They understnad TI can't garatnee it, but they would like to know it…
    • Resolved
    • Answered

  • TPS1641: CAN THE CAPACITOR SELF DISCHARGE?

    Resolved
    Part Number: TPS1641 Other Parts Discussed in Thread: TPS1663 Tool/software: HI,DEAR. AS BELOW, IT IS MY SCHEMATICS DESIGN. THE SITUATION IS THAT VDD_OUT IS ABOUT 24V INPUT. VDD_CAP IS CONNECTED TO ALUMINUM ELECTROLYTIC CAPACITOR ARRAY (TOTAL VOLUME…
    • Resolved
    • Answered

  • TPS1641: About TVS diodes and Schottky diodes

    Resolved
    Part Number: TPS1641 Tool/software: Hi all, I would like to know about the placement of TVS and Schottky diodes. Figure 9-10 shows D1: TVS diode and D2: Schottky diode. 1) Is it okay to use D2 as TVS diode? Are there any concerns? 2) Is it…
    • Resolved
    • Answered

  • TPS1641: Protection circuitry operates at lower power than expected.

    Resolved
    Part Number: TPS1641 Tool/software: Hi all, Unexpected protective operation occurs in the circuit below. TPS16411 is placed in front of DCDC with Vin: 24V, Vout:10V, Iout:0.5A to form a circuit for device protection. My customer set it at about…
    • Resolved

  • TPS1641: SAFETY lab test: Missing UL test number

    TI Thinks Resolved
    Part Number: TPS1641 Tool/software: Hello, we want to use this efuse as an current limiter for an external output (aux voltage for digital inputs) of our product. Our safety laboratory now asks for an UL certificate for the IC. Is there any certification…
    • Answered

  • TPS1641: How to detect Fast-Trip/Short-Circuit condition?

    Resolved
    Part Number: TPS1641 Tool/software: Hello, When Fast-Trip or Short-Circuit condition happens in TPS1641, the FLT signal doesn't go to Low. It means there is no way to detect these condtion from this device. Is there any way? Regards, Oba
    • Resolved
    • Answered

  • TPS1641: About Output Slew Rate

    Resolved
    Part Number: TPS1641 Hi team, Does the output slew rate function work only when the power is turned on? Does it not work if a sudden change occurs after startup? Sincerely, Ryu.
    • Resolved

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