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Showing 100 results View by: Thread Post Sort by
  • Jason Morris1
    Jason Morris1
    • 1 month ago
    • Power management
    • Power management forum

    TPS54821: Power Good (PWRGD) left floating

    TI Thinks Resolved
    Part Number: TPS54821 Can the PWRGD pin be left floating if the power good signal is not needed?
  • Val Valeriy
    Val Valeriy
    • 2 months ago
    • Power management
    • Power management forum

    TPS54821: Compensation circuit components for temperature range from -40 to +70

    • Resolved
    Part Number: TPS54821 Hello folks! How can i calculate components for compensation circuits
  • David Reed2
    David Reed2
    • 4 months ago
    • Power management
    • Power management forum

    RE: TPS54821: Is the low side MOSFET turned off when EN pin pulled to GND?

    Thanks Edwin.
  • Petr Zkrat
    Petr Zkrat
    • 5 months ago
    • Power management
    • Power management forum

    TPS54821: low resistance between PH and GND

    TI Thinks Resolved
    Part Number: TPS54821 Hi team, we recently discovered one faulty piece of TPS54821 after some time of operation. Behaviour is that DCDC does not work and PH pin seems to have 0.6Ohm to GND on un-powered board (same measurement on OK board shows >1k...
  • GARETH OU
    GARETH OU
    • 5 months ago
    • Power management
    • Power management forum

    TPS54821: design calculator tool

    TI Thinks Resolved
    Part Number: TPS54821 Hi Please help provide TPS54821 design calculator tool, Comp value needs to be calculated Thanks
  • Kevin Lai
    Kevin Lai
    • 6 months ago
    • Power management
    • Power management forum

    TPS54821: Power cycling delay issue due to SS/TR pin

    • Resolved
    Part Number: TPS54821 Hi team, i have a customer using the device and is noticing that if they try
  • Kevin Lai
    Kevin Lai
    • 7 months ago
    • Power management
    • Power management forum

    TPS54821: Higher than normal fail rate

    • Resolved
    Part Number: TPS54821 Hi team, my customer is using this device for a 14VIN, 5VOUT, 400mA nominal
  • Jimmy Lai
    Jimmy Lai
    • 9 months ago
    • Power management
    • Power management forum

    TPS54821: Value of OVP

    • Resolved
    Part Number: TPS54821 Hi Team Our customer want to know the value of OVP I can't find the value
  • Naveen Jakka
    Naveen Jakka
    • 9 months ago
    • Power management
    • Power management forum

    TPS54821: How to determine voltage divider resistor values

    • Resolved
    Part Number: TPS54821 Hello, I am trying to find out the values for the resistors in the voltage
  • PYTsai
    PYTsai
    • over 1 year ago
    • Power management
    • Power management forum

    TPS54821: Output inductor temperature very hot ?

    TI Thinks Resolved
    Part Number: TPS54821 Hi We are using it for LED Driver power with Vin=12 V, Vout=6 V, Iout=3.84A. We following the Webech result to build the PCB. However see a problem the inductor temperature is very hot. Our schematics as below, can you help review...
>

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