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Showing 159 results View by: Thread Post Sort by
  • TPS40400: Operating current question

    K.Shidara
    K.Shidara
    TI Thinks Resolved
    Part Number: TPS40400 Hi Team, Would you advise what condition does Ivdd become max of 15mA specified in datasheet below? I'd like to suggest lower power consumption usage to the customer. So please help to advise it. Thanks Best regards,…
    • over 5 years ago
    • Power management
    • Power management forum
  • TPS40400: Power saving method

    K.Shidara
    K.Shidara
    TI Thinks Resolved
    Part Number: TPS40400 Other Parts Discussed in Thread: TPS549B22 , TPS549D22 , PMP21440 , LMG1210 , TPS40101 , TPS40322 Hi Team, Would you advise does TPS40400 have power saving internal register setting or external part which can save power? My…
    • over 5 years ago
    • Power management
    • Power management forum
  • TPS40400: Dutymax question

    K.Shidara
    K.Shidara
    TI Thinks Resolved
    Part Number: TPS40400 Other Parts Discussed in Thread: LMG1210 Hi Team Would you advise my customer's question? Duty max is defined for ex) as 85%(min) at Fsw=1.2MHz in datasheet. Is this value change to higher value when Cload is less than 2.2nF…
    • over 5 years ago
    • Power management
    • Power management forum
  • RE: Linux/TPS40400: How to recover from I2C SDA stuck low on TPS40400?

    Mathew Jacob1
    Mathew Jacob1
    closing the thread,,,
    • over 7 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS40400: Fusion Digital Power Designer I2C Issue

    Daniel Carlson
    Daniel Carlson
    Resolved
    Part Number: TPS40400 Hello, I have a customer who has designed the TPS40400 onto their board, and they are having an issue connecting to Fusion Power Designer. They are using the TI USB Interface Adapter (connecting only SDA and SCL, not the Alert…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: TPS40400: TPS40400 Output Current Reporting Issue

    Mathew Jacob1
    Mathew Jacob1
    Resolved
    Hi, If the Vtrack function is not used the pin needs to be tied to BP3. it is intended to be used if you want the output to track an external voltage on turning by mimicking the rise time of the external voltage the output of the TPS40400 needs to…
    • over 8 years ago
    • Power management
    • Power management forum
  • RE: TPS40400: TPS40400 output current reported value

    Mathew Jacob1
    Mathew Jacob1
    Lance, Please read the two points below. You need to change the IOUT_CAL_GAIN to 0.85mohms via the Fusion GUI. You can also use IOUT_CAL_OFFSET after this step to fine for best accuracy. The default of Iout cal gain is 3mohms and you are using 0.85mohms…
    • over 8 years ago
    • Power management
    • Power management forum
  • RE: WEBENCH® Tools/TPS40400: NA

    user6371410
    user6371410
    for damaged TPS40400, using digital meter to measure Pin Restance against to gnd. most of them are: Pin20 from 100K change to 1K, Pin 13, Pin14 change to 200ohm.
    • over 6 years ago
    • Power management
    • Power management forum
  • TPS40400: Enquire TPS40400 ƟJc

    Tiger Yeh
    Tiger Yeh
    Part Number: TPS40400 Other Parts Discussed in Thread: TIGER Hi~ I cannot find ƟJc in TPS40400 datasheet, please advse! Thanks and Best regards, Tiger
    • over 9 years ago
    • Power management
    • Power management forum
  • TPS40400: FRA measurement

    Toshihiro Watanabe
    Toshihiro Watanabe
    TI Thinks Resolved
    Part Number: TPS40400 Hello, We would like to do FRA measurement. We think feedback loop is removed then apply signal via resister Would you teach us how to apply the signal source for TPS40400 when FRA test? Best regards, Toshihiro Watanabe
    • over 6 years ago
    • Power management
    • Power management forum
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