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Showing 372 results View by: Thread Post Sort by
  • BQ24133: BQ24133 circuit questions

    pb ben
    pb ben
    TI Thinks Resolved
    Part Number: BQ24133 Tool/software: Hi, I have some questions about the attached schematic: *I enter with stable 5V from another DC-DC on the board. Can I avoid using the input mosfet connected to pins 5 and 6? *Is Ok the circuit with R28/R13/R29 near…
    • 11 months ago
    • Power management
    • Power management forum
  • BQ24133: Question about BQ24133

    Jimmy Huang
    Jimmy Huang
    Part Number: BQ24133 Tool/software: Hello: The customer encountered a case of BQ24133 charging anomaly. The abnormal phenomenon was that STAT reported an error, output a 0.5Hz square wave, and the external indicator light flashed. 1. Current investigation…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • BQ24133: Altium project of BQ24133 demoboard

    pb ben
    pb ben
    Resolved
    Part Number: BQ24133 Tool/software: Hi, Can I have the altium project of BQ24133 demoboard? Many Thanks. Luc.
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • BQ24133: When the battery voltage is below 3.2V, charging is not possible.

    user5840537
    user5840537
    Resolved
    Part Number: BQ24133 The charging circuit adopts bq24133, and a problem has been encountered currently: when the input voltage is within the normal range of 5V or 6.5V, charging cannot be performed normally if the battery voltage drops to 3.2V (nominal…
    • Resolved
    • 1 month ago
    • Power management
    • Power management forum
  • BQ24133: Question regarding charging

    SUNGMIN PI
    SUNGMIN PI
    Part Number: BQ24133 Tool/software: Hello, thank you as always for your help. I have a question regarding charging behavior. When I charged a 1,800mAh lithium-ion battery , the LED turned off properly upon full charge, as expected. However, when…
    • 7 months ago
    • Power management
    • Power management forum
  • Answered
  • BQ24133: LED blinking after charge completion

    SUNGMIN PI
    SUNGMIN PI
    Resolved
    Part Number: BQ24133 Tool/software: Hello, I'm using the BQ24133 to charge a 1-cell battery. When the battery becomes fully charged, the STAT pin does not go LOW as expected but instead enters a blinking state. What could be the cause of this behavior…
    • Resolved
    • 7 months ago
    • Power management
    • Power management forum
  • BQ24133: BQ24133 charging abnormal

    Star Xu
    Star Xu
    Part Number: BQ24133 Hi The customer design with BQ24133 to charge 3 series battery, and the charging current is 1.2A. A switch is added to the PVCC output to disconnect or connect the subsequent circuit. If they don't turn on the switch, charging…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ24133: BQ24133RGYR design review

    pb ben
    pb ben
    TI Thinks Resolved
    Part Number: BQ24133 Tool/software: Hi. I use a BQ24133RGYR for a 4V2 li-io battery cell,I enter with a DC-DC that regulate +5V from a +24V and I have some questions. *is ok the solution with only one input mosfet to prevent current from flowing back…
    • 10 months ago
    • Power management
    • Power management forum
  • Answered
  • BQ24133: BQ24133 Boost / Buck operation

    Mark Hedstrom
    Mark Hedstrom
    Resolved
    Part Number: BQ24133 Other Parts Discussed in Thread: BQ25886 I am designing a battery charger / pack using the BQ24133. The battery consists of two (2) 3.7V Li-Poly cells in series for a total pack voltage of 8.4V. The datasheet for the BQ24133 states…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • BQ24133: Minimum Adapter Voltage required for 12.6V/3S system design.

    Rajarshi Roy
    Rajarshi Roy
    Resolved
    Part Number: BQ24133 Tool/software: Hello TI Engineers, I want to design a 3S charger with BQ24133. For this, what is the minimum Adapter voltage required at the input? I want to set the output current to 500mA. If I use a 12V adapter, I guess it…
    • Resolved
    • 7 months ago
    • Power management
    • Power management forum
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