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  • BQ27220: Thermistor connection shared between BQ27220 and BQ25170

    TI Thinks Resolved
    Part Number: BQ27220 Other Parts Discussed in Thread: BQ25170 , Tool/software: Hi I have used BQ27220 and BQ25170JDSGR for fuel guage and charger IC respectively in my system. I have connected BIN pin and TS pin of BQ27220 and BQ25170 IC respectively…
    • Answered

  • BQ27220: Inquiry on Battery capacity and accuracy of BQ27220 & BQ27427

    Resolved
    Part Number: BQ27220 Other Parts Discussed in Thread: BQ27427 , Tool/software: Hi, TI expert A customer has an inquiry about the battery capacity and accuracy of BQ27220 & BQ27427. While reviewing BQ27220, I confirmed that the battery capacity is…
    • Resolved

  • BQ27220: require driver for bq27220

    Part Number: BQ27220 Tool/software: is anyone have bq27220 driver or give some help to add bq27220 driver in bq27xxx driver

  • BQ27220: BQ27220

    TI Thinks Resolved
    Part Number: BQ27220 Other Parts Discussed in Thread: BQSTUDIO Tool/software: Hello, I'm trying to configure BQ27220 with CC Delta value. Algorithm is following: 1. Put BQ27220 to config update mode according to 6.1 Data Memory Parameter Update…

  • BQ27220: Issue Reading Commands from BQ27220 Battery Module Using Logic Analyzer.

    TI Thinks Resolved
    Part Number: BQ27220 Tool/software: Hi everyone, My battery module uses the BQ27220 as the gauge IC. I'm encountering an issue where, while charging and running TI EVSW, I use a logic analyzer to log the commands. Occasionally, I see random "read to 0x7F…

  • BQ27220: Register Update Issue with bq27220

    TI Thinks Resolved
    Part Number: BQ27220 Other Parts Discussed in Thread: BQSTUDIO Tool/software: We are calibrating bq27220 gauge IC. I am experiencing an issue where Design Capacity and Full Charge Capacity values are updating in registers 0x929D and 0x929F, but not reflecting…

  • BQ27220: Issue with BQ27220 Fuel Gauge Detection in BQStudio Using EV2400

    Part Number: BQ27220 Other Parts Discussed in Thread: BQSTUDIO , , EV2400 Tool/software: Hi, We are trying to configure the BQ27220 fuel gauge OTP data region and perform calibration, following the bq27220 Calibration Guide (SLUA771). Our hardware setup…

  • BQ27220: Using SOC_INT / GPOUT signal on BQ27220

    Part Number: BQ27220 Other Parts Discussed in Thread: BQSTUDIO Tool/software: I am trying to trigger OCV_CMD on BQ27220 over I2C bus and I configured Operation Config B for INT_POL and INT_OCV / INT_FOCV to be enabled so that I can see the GPOUT signal…
    • Answered

  • BQ27220: SRP and SRN connection

    Resolved
    Part Number: BQ27220 Tool/software: Hi everyone, I have just been assigned to an ongoing design that uses a BQ27220 fuel gauge and I was wondering if the proposed connections were right or not. I happened to find an old thread that stated that the following…
    • Resolved

  • BQ27220: How BQ27220 can be commanded to come out of SHUTDOWN

    TI Thinks Resolved
    Part Number: BQ27220 Tool/software: In our design, we are using the BQ27220 as a fuel gauge, and the GPOUT pin is connected to the host through a 10k pull-up resistor (as per the datasheet). I need to know how the BQ27220 can be commanded to come out…

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