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Showing 170 results View by: Thread Post Sort by
  • TPS25221: Questions about design with TPS25221

    Peter Tseng
    Peter Tseng
    Part Number: TPS25221 Hi Team, May I get your help for below questions? Thanks. The power supply is 5V/2.2A, and loading is 5V/2.7A, using TPS25221 for 5V/1.8A current limit protection. While loading is the 2.7A as TPS25221 current limit at 1…
    • 3 days ago
    • Power management
    • Power management forum
  • Answered
  • TPS25221: CE certification and related reports of TPS25221

    Vicky Lee
    Vicky Lee
    Resolved
    Part Number: TPS25221 Tool/software: Could you kindly provide TPS25221 CE certification and related reports for us? tks!
    • Resolved
    • 10 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS25221: Reverse current blocking when VIN=0V

    Oba
    Oba
    Resolved
    Part Number: TPS25221 Tool/software: Hello, I have a question for TPS25221. It has reverse current blocking function when disabled. Does it work even when VIN=0V? I found a similar post regarding this topic, but it discussed whether it is damaged…
    • Resolved
    • 4 months ago
    • Power management
    • Power management forum
  • TPS25221: Reverse current blocking

    Kazuo Aihara
    Kazuo Aihara
    TI Thinks Resolved
    Part Number: TPS25221 Tool/software: Hello, The TPS25221 has a reverse current blocking function, but is there any leakage from the body diode of the built-in FET? Will the reverse current be blocked if the enable pin is set below the threshold of…
    • 5 months ago
    • Power management
    • Power management forum
  • TPS25221: Active low p2p part

    Will Wang47
    Will Wang47
    TI Thinks Resolved
    Part Number: TPS25221 Other Parts Discussed in Thread: TPS2552D , TPS2552-1 , TPS2552 Tool/software: Hi Team, Customer is seek a TPS25221 p2p part but with the enable is active low, could you help check if this is available? Regards, Will
    • 3 months ago
    • Power management
    • Power management forum
  • TPS25221: how to improve the accuracy of OCP

    Chen Alex1
    Chen Alex1
    TI Thinks Resolved
    Part Number: TPS25221 Tool/software: HI sir if the ocp is setup to1.6A i hope the range between IOS(min)=1500mA / IOS(max)=1700mA according to the Table 3, the worse case is the 1438mA~ 1699mA in 1% resistance so, if I use the 0.1% resistance…
    • 5 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS25221: Regarding the inrush current limiting

    Kyohei
    Kyohei
    Resolved
    Part Number: TPS25221 Tool/software: Hi team, Is it possible to limit the inrush current to below 500mA with this device? The USB Power-Distribution Requirements in section 10.2.3.1.1 state "Limit inrush current (<44 Ω and 10 µF)." Does this mean…
    • Resolved
    • 6 months ago
    • Power management
    • Power management forum
  • TPS25221: Questions of TPS25221

    Jimmy Lai
    Jimmy Lai
    Part Number: TPS25221 Dear team, Could you help to review the schematic as below? Many Thanks, Jimmy
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS25221:Bypass Capacitor Placement

    Masamitsu Hayashi
    Masamitsu Hayashi
    Resolved
    Part Number: TPS25221 Tool/software: Hi Team, I have two questions about the placement of the TPS25221 bypass capacitor: Cout (>120uΩ).  1. I am thinking of wiring the OUT pin of the TPS25221 through an LC filter, then connecting Cout to the USB connector…
    • Resolved
    • 10 months ago
    • Power management
    • Power management forum
  • TPS25221: Enable Logic Query

    Manikandan Ramasamy
    Manikandan Ramasamy
    TI Thinks Resolved
    Part Number: TPS25221 Tool/software: Hi Team, I'm using the part TPS25221DRV in my design. While checking the datasheet pin description, it is mentioned "Enable input, logic high/low turns on power switch" Query is whether Enable should be driven…
    • 10 months ago
    • Power management
    • Power management forum
>

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