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Showing 23 results View by: Thread Post Sort by
    Answered
  • TPS25947EVM: Startup failure

    Koshi Ninomiya
    Koshi Ninomiya
    Resolved
    Part Number: TPS25947EVM Other Parts Discussed in Thread: TPS25947 Tool/software: Dear Team, My customer is evaluating the TPS25947EVM, but they have a startup failue and can not continue evaluation. Please review an attached their settings and measurement…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS25947EVM: When I remove C15/C16 from TPS25947EVM.

    Jimmy WANG
    Jimmy WANG
    Part Number: TPS25947EVM Other Parts Discussed in Thread: TPS25947 Hi team, My Customer uses TPS259474 on their Fan product. When power-off test will have a negative current. but remove C15/C16 from TPS25947EVM. The negative current will disappear…
    • over 3 years ago
    • Power management
    • Power management forum
  • TPS25947EVM: FLTb pin of the TPS259470A is falling after power input

    Yoshinobu Kagawa
    Yoshinobu Kagawa
    Part Number: TPS25947EVM Other Parts Discussed in Thread: BQ25798 , BQ25798EVM Tool/software: We are considering a configuration in which the TPS25947EVM is placed in front of the input of the BQ25798EVM in order to control whether the power input from…
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS25947EVM: TPS25947xx

    Eric Kung
    Eric Kung
    TI Thinks Resolved
    Part Number: TPS25947EVM Other Parts Discussed in Thread: TPS55288 , Hi, Ti teams, we are trying to use TPS25947EVM +TPS55288 (PMIC) to support our Docking USB-C port 20V. we observed the VBUS voltage ' We are attempting to adopt TPS25947EVM +TPS55288…
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS25947EVM: Iout leakage current depends on Vin

    Shoo Saga
    Shoo Saga
    Resolved
    Part Number: TPS25947EVM Hi team, My customer is evaluating TPS25947EVM now and observed The leakage current of Iout depends on Vin. EN=L, Vin=0V, Vout=7.4V, Iout=-13uA EN=L, Vin=7.4V, Vout=7.4V, Iout="-79"uA They have 2 questions. This characteristic…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS25947EVM: TPS25947EVM can not 6A load.

    user5230673
    user5230673
    Resolved
    Part Number: TPS25947EVM TPS25947EVM can not 6A load. RLIM = 549ohm (initial mounted) Vin = 12V to 16V The expected value of the maximum load is 6A . But, it turned off at 1.1A. All channel is the same symptom, I used electrical load,…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • TPS25947EVM: overcurrent startup

    Guillaume Leray
    Guillaume Leray
    Part Number: TPS25947EVM Hello, I am currently working on the TPS25947EVM evaluation board. I'm using channel 4 to test the TPS259474L (Latch + Circuit breaker): => Limitation: 0.5A => Input: 15V => Itimer: 18ms => Dv/Dt: no impact on analysis However…
    • over 4 years ago
    • Power management
    • Power management forum
  • TPS25947EVM: Ron for TPS25947 is nearly 3x the data sheet

    Jonathan Eckert
    Jonathan Eckert
    Part Number: TPS25947EVM Greetings, We are using a TPS25947EVM and we measured the voltage drop thru the TPS259470 device and back calculated Ron to be 122mohm. We measured at room temperature, at 1A (0.12V drop), 2A(0.24V), 3A(0.37V) and 4A(0.5V…
    • over 3 years ago
    • Power management
    • Power management forum
  • TPS25947EVM: current limit

    GARETH OU
    GARETH OU
    Part Number: TPS25947EVM Hi he customer tested the EVB TPS259474L and encountered several problems. The resistance value calculated by the ILM resistance formula There is a big gap with the actual 3334/2.5A=1.333K Actual 2.12A Shutdown 3334/3A=1.111K…
    • over 4 years ago
    • Power management
    • Power management forum
  • TPS25947EVM: Clarification for active current limiting

    Tsugumi Murata
    Tsugumi Murata
    TI Thinks Resolved
    Part Number: TPS25947EVM Hello, We have question regarding the FLT pin response to active current limiting. When active current limiting occurs, will the FLT pin will be pulled low and remain low while active current limiting is being engaged…
    • over 4 years ago
    • Power management
    • Power management forum
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