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  • BQ25622E: Battery discharge protection function

    TI Thinks Resolved
    Part Number: BQ25622E Hello, My customer is considering using the BQ25622E. They want to cut off the load to protect the battery from overdischarge when the battery voltage is in the DC 2.4V to 3.0V range. It is determined that BAT_UVLO of BQ25622E…

  • BQ25622E: On POR, anyway to force charging into battery terminal even if no battery detected?

    TI Thinks Resolved
    Part Number: BQ25622E Other Parts Discussed in Thread: BQ25622 , , BQ25628E Tool/software: Hi, We have a chicken and egg scenario were trying to work around. We want to be able to recover a depleted battery that has a built in BMS that cuts it off…
    • Answered

  • BQ25622e - Minimal_System_Voltage setting not being adhered to! Battery is allowed to drop bellow setting.

    Resolved
    Part Number: BQ25622E Other Parts Discussed in Thread: BQ25620 , BQ25622 , Tool/software: https://www.ti.com/lit/ds/symlink/bq25622e.pdf Hi I'm having a real head scratcher with this chip. I'm working on an embedded project and we're configuring…
    • Resolved
    • Answered

  • BQ25622E: Headroom needed to charge at 3A?

    Resolved
    Part Number: BQ25622E Hey Team, I just want to confirm 5Vin @3A is able to charger a 4.45V battery. There is about 100mΩ between battery and VBUS, resulting in 300mV voltage drop. (5V -> 4.7V) Is there a maximum duty cycle spec I need to consider…
    • Resolved
    • Answered

  • BQ25622E: Buck Inductor choice - equations give much bigger value than typical circuit/EVM, which do I use?

    Resolved
    Part Number: BQ25622E Other Parts Discussed in Thread: BQ25622 Tool/software: I am using the BQ25622E for an application with 12V input (nominal), single Li-ion output so 3.5V-4.2V output , and 1A charge current approx. I have come to choose the…
    • Resolved
    • Answered

  • BQ25622E: A few issues with the datasheet

    Resolved
    Part Number: BQ25622E Other Parts Discussed in Thread: BQ25620 , BQ25622 I noticed a few issues while working through your datasheet for the BQ25622E. First, your datasheet goes into great detail as to what R1 and R2 do with regards to the Thermistor…
    • Resolved
    • Answered

  • [FAQ] BQ25620: How does the charge safety timer work for BQ25620, BQ25622, BQ25622E, BQ25628, BQ25628E, and BQ25629?

    Resolved
    Part Number: BQ25620 Other Parts Discussed in Thread: BQ25628E , BQ25622E , BQ25628 , BQ25629 , BQ25622 Tool/software: The safety timer for the BQ25620, BQ25622, BQ25622E, BQ25628, BQ25628E, and BQ25629 functions as a protection against prolonged charging…
    • Resolved

  • BQ25622E: Reg: Seeking Recommendations for New Generation Power Management IC with Battery Charging Capability and Inbuilt Fuel Gauge

    Part Number: BQ25622E Other Parts Discussed in Thread: BQ25622 , BQ27426 We are currently in search of a new generation power management integrated circuit (IC) with battery charging capability, and an inbuilt fuel gauge would be an additional advantage…

  • BQ24610: spec check

    TI Thinks Resolved
    Part Number: BQ24610 Other Parts Discussed in Thread: TPS63806 , BQ25622E Tool/software: Hi Could you help recommend a battery charging IC that can charge 10A 3 in parallel and 1 in series The system and charging must be separated, and the system must…

  • BQ25672: Hi-Z mode and the IBAT current sense amp

    TI Thinks Resolved
    Part Number: BQ25672 Other Parts Discussed in Thread: BQ25628E , BQ25622E , BQ25638 Tool/software: When in Hi-Z mode REGN LDO is turned off, is the IBAT current sense amplifier powered during HI-Z mode? If it is powered, how much quiescent current does…

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