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Showing 81 results View by: Thread Post Sort by
    Answered
  • BQ24157: BQ24157 schematics verification

    shah sarthak
    shah sarthak
    Resolved
    Part Number: BQ24157 Hello TI Team I have designed a circuit and would like to clarification regarding to the I2C communicaion pull-up resistor Could you please confirm wheather it is necessary to use 10K Pull-up resistor on the I2C lines? If Yes…
    • Resolved
    • 1 month ago
    • Power management
    • Power management forum
  • BQ24157: Charging and Termination current confirmation

    Mahammadirfan Saiyed
    Mahammadirfan Saiyed
    TI Thinks Resolved
    Part Number: BQ24157 Hello Sir, I have selected the 330milliohm as sense resistor so what will be the value of Charging and Termination current and what its impact ? I have calculated the Termination and Charging current for RSNS = 330 mohm (0.33…
    • 1 month ago
    • Power management
    • Power management forum
  • RE: BQ24157: BQ24157YFFR hold SDA low

    Garrett Kreger
    Garrett Kreger
    Hi Manfred, M. Schmid said: When I use 'Insert' and use a local file path I get 'Invalid URL: "xxx".'. Maybe it is only possible with files in the Web. I can confirm expectation is local files on your computer can be uploaded to the E2E forum using…
    • 3 months ago
    • Power management
    • Power management forum
  • BQ24157: Battery Charger with Ts pin and Protection required for MDR complaince

    Mahammadirfan Saiyed
    Mahammadirfan Saiyed
    TI Thinks Resolved
    Part Number: BQ24157 Other Parts Discussed in Thread: BQ25890 , BQ25303J , BQ25606 Hello, We need a for Battery charger with at least having following requirements/Features. We are going for the Target compliance: IEC 60601-1, IEC 60601-1-2, MDR…
    • 25 days ago
    • Power management
    • Power management forum
  • Answered
  • BQ24157: BQ24157: BQ24157 VBUS still have 4.2V sometimes after unplugging 5V USB or AC adapter

    carrot battery
    carrot battery
    Resolved
    Part Number: BQ24157 Tool/software: VBUS on BQ24157 remains at 4.2V even after removing 5V USB AC adapter. 4.2V remains stable for a period of time that varies depending on PCB assembly, from 10ms to over 6 hours. When USB connector is removed 4.2V is…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • BQ24157: BQ24157

    Yan Pui Chan
    Yan Pui Chan
    Resolved
    Part Number: BQ24157 Hi, We have one product that uses the TI charging IC – BQ2415YYFFR and having issues with passing the EMI (RE) certification test. We tested different configurations and found that moving the RC filter (C5 and R5) before the inductor…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • BQ24157: How to decode date code of BQ24157YFFR -- (Date Code - 2107+5)

    Niko Liu
    Niko Liu
    TI Thinks Resolved
    Part Number: BQ24157 Tool/software: We are using BQ24157YFFR part in one of our design and purchase the same, but we got the part with the Date Code of 2107+5 Could you please help us how to decode this date code. If possible, please also provide offical…
    • 10 months ago
    • Power management
    • Power management forum
  • Answered
  • BQ24157: Operation when VBUS and VBAT voltages are approximately equal

    Masashi Mineda
    Masashi Mineda
    Resolved
    Part Number: BQ24157 Other Parts Discussed in Thread: TPS65200 Tool/software: Dear Sirs and Madams, We are using BQ24157 in the following general configuration. When the BQ24157 is charging the battery, and the AC adapter is unplugged, it appears…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ24157: BQ24157 does not charge below 3V

    gl chen
    gl chen
    Part Number: BQ24157 Hello, technical staff of TI I have using BQ24157, b ut I found that when the battery voltage is below 3V, the BQ24157 does not work properly. I read the specification that when the battery voltage is lower than Vshort, there…
    • over 5 years ago
    • Power management
    • Power management forum
  • BQ24157: Any IC = BQ24157 + Powerpath?

    Brian Huang
    Brian Huang
    TI Thinks Resolved
    Part Number: BQ24157 Other Parts Discussed in Thread: BQ25619 , BQ25618 , BQ25611D Dear TI engineers, Does TI has IC similar to BQ24157 but with powerpath function? CC 100mA System supply current 2-3A (Battery: 180mAH on TWS wireless Bluetooth…
    • over 5 years ago
    • Power management
    • Power management forum
>

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