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  • BQ25155: button press behaviour

    Resolved
    Part Number: BQ25155 Hi, according to the documentation, after twake1 time from /MR falling edge an interrupt is generated on the INT line. After that, the corresponding flag is cleared meanwhile the /MR signal does not change its status. After twake1…
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  • BQ25155: About what does mean "IC2 disabled exactly" when Low Power Mode.

    Resolved
    Part Number: BQ25155 Dear expert. I am Koki and I want to ask about what does means "IC2 disabled exactly" when Low Power Mode. In other words, what will be operated? According to the datasheet on page 34 , which is "During LP mode the VDD…
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  • BQ25155: Estimating battery charge percentage

    Resolved
    Part Number: BQ25155 Hello, We are using BQ25155 to manage a 125mAh LiPo battery with 5V from USB for charging. We could get the ADC readings through I2C, however, one big point I noticed is that the value is different when the charger is connected and…
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  • BQ25155: Can we use BQ25150 in place of BQ25155 with same schematic

    TI Thinks Resolved
    Part Number: BQ25155 Other Parts Discussed in Thread: BQ25150 , As the Chip BQ25155 is not available anywhere, can we use BQ25150 in place of it with same schematics. The schematics attached here PCBA1.pdf

  • BQ25155: Some question about BQ25155

    TI Thinks Resolved
    Part Number: BQ25155 Other Parts Discussed in Thread: BQ21061 Hi All, I have some question about BQ25155 when I do some battery charger design, as follows: Q1: Did VDD output can be turned off the output through I2C after the Vin input is disconnected…
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  • BQ25155: Interrupt generation in the transition Low Power <-> Charger/Adapter Mode

    Resolved
    Part Number: BQ25155 Hi, The device stands in low power (so interrupts disabled). Then it exits this state because VIN becomes greater than VUVLO and enters in Charger mode. Will the interrupt VIN_PGOOD be generated in this transition ? Viceversa, the…
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  • RE: BQ25155: dropout voltage of LDO

    Resolved
    HI Arelis, Thank you a lot for the detailed feedback! Please allow me to add one more question: Do we have any figure concerning the noise like PSRR or Voltage noise(uV/sqrt(Hz)) of the LDO of BQ25155? BR, Stefan

  • BQ25155: How to define Clamping Voltage of component to select right ESD passing IEC61000-4-2 test

    TI Thinks Resolved
    Part Number: BQ25155 Hi TI, I watched your series video about the ESD diode. But how to determine the Clamping voltage of the device? Example: I use BQ25155 for my project and place ESD diode on power rails, MR key, and I2C signal. Although I checked…
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  • BQ25155: Sample code for this to be used in wearable health devices.

    Resolved
    Part Number: BQ25155 Other Parts Discussed in Thread: BQ51013B , We are using this IC along with bq51013B in our health device to get ECG, PPG, Temperature and IMU readings. Is there sample code available that set the - Supply as per requirement, termination…
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  • BQ25155: fuel gauge solution

    Part Number: BQ25155 Other Parts Discussed in Thread: BQ27426 Hello， We intend to use BQ25155 in our system to provide battery management, and the qusetion is: witch fuel gauge IC is recommended to use with BQ25155? The main function we want is SOC. …

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