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  • BQ25619E: Charging Voltage Setting Issue

    TI Thinks Resolved
    Part Number: BQ25619E Other Parts Discussed in Thread: BQ25619 Hi TI team, The customer is experiencing an issue with the BQ25619E charging chip: when attempting to set the REG04 register to 4.450V (binary 11000), the device fails to charge properly…

  • BQ25619E: How to use BQ25619E to monitor battery current, voltage, and battery capacity

    TI Thinks Resolved
    Part Number: BQ25619E Tool/software: I am using BQ25619E for battery management. In addition to implementing battery charging function, I hope to enable MCU to measure and read battery power through BQ25619E without connecting external power supply and…

  • BQ25619E: How to use BQ25619E to monitor battery current, voltage, and battery capacity

    TI Thinks Resolved
    Part Number: BQ25619E Other Parts Discussed in Thread: BQ25638 Tool/software: I am using BQ25619E for battery management. In addition to implementing battery charging function, I hope to enable MCU to measure and read battery power through BQ25619E without…

  • BQ25619E: Top off timer at cool temperature

    TI Thinks Resolved
    Part Number: BQ25619E Tool/software: Hello, Is the top-off timer disabled at cool temperatures? This seems to be the case on my board. Thank you.
    • Answered

  • BQ25619E: Top Off timer not double at cool temperature

    Resolved
    Part Number: BQ25619E Tool/software: Hello, I'm testing charging a battery at cool temperature (5°C) and measuring current going to the battery. The programmed top off timer is 30min. I expected that at cool temperature the safety timer would be…
    • Resolved
    • Answered

  • BQ25619E: ITERM automatically updated to 100 at cool temperature

    Resolved
    Part Number: BQ25619E Tool/software: Hello, I'm testing charging a battery at cool temperature (5°C) . Here are the registers programmed on the battery charger at startup: REG00 0x05 REG01 0x1A REG02 0x8A REG03 0x00…
    • Resolved

  • BQ25619E: BATSNS connection with load switch

    TI Thinks Resolved
    Part Number: BQ25619E Other Parts Discussed in Thread: BQ25619 Tool/software: Hello TI, You can find the part of the schematic below: I was wondering how to connect BATSNS pin. The best way is to connect to point B, near the battery connector…
    • Answered

  • BQ25619E: BATFET turn off when VBAT present

    Resolved
    Part Number: BQ25619E Tool/software: Hello, Here is my test description: Applied 3.8 VBAT and 5.0 VBUS Bit 4 of REG0x07 BATFET_RST_WVBUS = 0 Disable BATFET via bit 5 of REG0X07 Wait 10 seconds if bit 3 of REG0x07 is checked BATFET turns…
    • Resolved

  • BQ27427: How to correctly connect the power consumption monitor with the charging IC BQ25619E?

    TI Thinks Resolved
    Part Number: BQ27427 Other Parts Discussed in Thread: BQ25619 , Tool/software: When using the fuel gauge chip BQ27427 in conjunction with the charging chip BQ25619, should the SRX pin of the BQ27427 be connected to the BAT pin or the VSYS pin of the BQ25619…
    • Answered

  • BQ25619E: Logic Supply Voltage Querry

    Resolved
    Part Number: BQ25619E Tool/software: Hi Team, We are using the BQ25619ERTWR battery charger IC in our design. This BQ25619E interfaced with MCU the pullup logic supply voltage 3.1V for I2C communication interface signals (SCL, SDA) and the other control…
    • Resolved

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