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  • BQ27Z561EVM-011: Please Explain the Learning Method When Cutoff is Set to 3.4V

    Resolved
    Part Number: BQ27Z561EVM-011 Other Parts Discussed in Thread: BQ27Z561-R2 , EV2400 Tool/software: Hello!! I plan to build a custom board using CHEMID 2682, which I learned using the BQ27Z561EVM. The battery(CHEMID 2682) is a 3.7V/3000mAh lithium…
    • Resolved

  • BQ27Z561EVM-011: bq27z561 Documentation Error?

    TI Thinks Resolved
    Part Number: BQ27Z561EVM-011 Other Parts Discussed in Thread: BQ35100 , BQ27Z561-R2 , BQ27Z561 Tool/software: Hello, Jumping between bq27z561-R2 and bq35100, I noticed the flash write and read examples FOR THE BQ27Z561EVM DOES NOT include a checksum…
    • Answered

  • BQ27441-G1: Maximum Design capacity

    Resolved
    Part Number: BQ27441-G1 Other Parts Discussed in Thread: BQ27Z561-R2 , GPCCHEM Tool/software: Hi, From the data sheet the BQ27441-G1A has a maximum design capacity of 8000mAH. A project I am working on uses a battery of 10000mAH. Is there a work around…
    • Resolved

  • BQ27Z558: Parameters

    Part Number: BQ27Z558 Other Parts Discussed in Thread: BQ27Z561-R2 , BQ27426 , BQ27427 Tool/software: Hi All, I have a question about the BQ27Z558. Can it be used at 3.7V with a power consumption of about 1mA? The battery capacity is 28mAh. Can you…
    • Answered

  • RE: BQ27546-G1: Product life cycle status

    Resolved
    Hello Isabelle, This device is still active, although we do have a couple newer versions of this device. We have the BQ27z561-R2 and the BQ27z746 . The main difference between these two fuel gauges is that the BQ27z746 has integrated high-side protections…
    • Answered

  • BQ27426: How to Set Design Capacity and Design Energy or any Parameters out of Max Value

    Resolved
    Part Number: BQ27426 Other Parts Discussed in Thread: BQSTUDIO , EV2400 , BQ27Z746 , BQ27Z561-R2 , BQ27741-G1 Tool/software: From the Quick-Start Guide for BQ27426, I need to program at least 4 parameters: Design Capacity (mAh) = 10000 Design…
    • Resolved

  • BQ27542EVM: Drop in replacement for BQ27542DRZR-G1

    Part Number: BQ27542EVM Other Parts Discussed in Thread: BQ27427 , BQ27Z746 , BQ27426 , BQ27542-G1 , BQ27Z561-R2 Tool/software: We have several released products using the BQ27542DRZR-G1 fuel gauge. We need to find a replacement ASAP since it have gone…

  • RE: BQ27Z561: Interrupt configuration for RSOC change interrupts (and firmware version mess)

    Hi Anthony, Thanks again for your help. Regarding device identification, I'm still confused. You said: > The read above returned 15 61, which is correct. This is the same for both the bq27z561 and bq27z561-R2 since they share the same hardware.…
    • Answered

  • RE: BQ25895M: Fuel Gauge with Impedance Track™︎ for 800 mAh Battery + Integration with BQ25895M or Alternatives

    Resolved
    Hi Martin, We have 2 battery gauge options that pair best with BQ25895, these are BQ27Z561-R2 and BQ27Z746. These are both very similar 1S battery fuel gauges with the only difference being the BQ27Z746 has integrated HW and FW protection to drive the…
    • Answered

  • BQ27427: how to send "GAUGE_EN" on bqStudio-test for BQ27427 training

    Resolved
    Part Number: BQ27427 Other Parts Discussed in Thread: BQSTUDIO , BQ27426 , GPCCHEM , BQ27Z561-R2 Tool/software: I'm using bqStudio 1.3.127 to training bq27427 for battery golden image. The training will always stop after relaxing exceed 6 hours with …
    • Resolved

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