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  • TPS546A24A: Internal pull-up at EN/UVLO pin

    Other Parts Discussed in Thread: TPS546A24A , TPS62913 Part Number: TPS546A24A Hi team, In datasheet EN/UVLO pin has internal pull-up(Ihys) like below figure. We try to use this pull-up as pull-up of Power good pin on TPS62913. But, TPS546A24A doesn't…

  • TPS546A24A: Start-up instability

    TI Thinks Resolved
    Part Number: TPS546A24A Hello E2E community, I have done two power supply designs using TPS546A24A with pin strapping only. The PCB have been built and assembled and I'm experiencing some trouble on start-up due to instability. -Input 10V, freq 550kHz…

  • TPS546A24A: Vboot and Vout_command behavior confirme

    TI Thinks Resolved
    Part Number: TPS546A24A Dear team, Customer would like to set Vboot as 0.8V(floating VSEL pin) and change output voltage by Vout_command by PMBUS after system power on. They want to double check Vout_command value will not be import in EEPROM and Vboot…

  • TPS546A24A: schematic check

    TI Thinks Resolved
    Part Number: TPS546A24A Hi Input voltage 6.5-13.2V to 5V / at 10A, 3.3V / at 9A PWM Is TPS546A24A suitable? Thanks

  • TPS546A24A: IOUT_UC_FAULT Issue

    TI Thinks Resolved
    Part Number: TPS546A24A I have a lot of bulk cap on this rail and the operation is set to "ON". This issue happens when we use the PMBUS operation command to turn on the VR. We don't use the EN pin, or in other words the ON/OFF register is set to 0x1B…
    • Answered

  • TPS546A24A: Power Down Voltage too Slow

    Resolved
    Part Number: TPS546A24A Other Parts Discussed in Thread: TPS546D24A I have about 800uF of output capacitance. VOUT is 1.2V My VR is configure to power on/off based on the operation register. When I power down it takes about a minute or so to go below 100mV…
    • Resolved
    • Answered

  • TPS546A24A: Low Output Bulk Capacitance Causing Start Up Issue

    Resolved
    Part Number: TPS546A24A I have 4x TPS546A24A configured as single phase rail for each regulator. At the moment, there is no load device. I am pre-testing (developing FW) on the board before populating my intended load device. All but one regulator is…
    • Resolved
    • Answered

  • TPS546A24A: TPS546A/B/D24A possible output voltage

    Resolved
    Part Number: TPS546A24A Hello Team, there is some confusion regarding the possible Vout for TPS546A/B/D24A. All their datasheets specify on page 1: and on page 12: Question: Is it possible to set Vout to 6V? Thanks and Best Regards, Hans
    • Resolved

  • TPS546A24A: supports 0.1V low dropout operation?

    TI Thinks Resolved
    Part Number: TPS546A24A Hi team, I'm looking for solution with 0.4Vout to 3Vout/2A adjustable output from 3.1Vin. Does TPS546A24A support 3.1Vin to 3Vout? Thanks.
    • Answered

  • TPS546A24A: EVM question

    Resolved
    Part Number: TPS546A24A Other Parts Discussed in Thread: TPS546B24A Hello team, I'd like to order an TPS546A24A EVM for my client. On the TI.com, it connects to TPS546 B 24A_EVM instead of TPS546A24A. Would it work similar to see the performance for TPS546A24A…
    • Resolved

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