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  • BQ27Z561-R2: Hibernate Mode Entry

    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQSTUDIO Tool/software: Hi How can I enter the fuel gauge into Hibernate Mode using the BQstudio? Please provide simple sequence of steps. How can I be sure it is in Hibernate Mode, as…
    • Answered

  • RE: BQ27Z558: How to Operate BQ27Z558 and BQ27Z561-R2 in a 2‑Series Cell Configuration

    Resolved
    Thank you for your explanation. Based on your response, I would like to confirm whether the attached schematic is an acceptable implementation for using bq27z558 / bq27z561‑R2 (1‑cell fuel gauge IC) in a 2‑series Li‑ion battery configuration.…

  • BQ27Z561-R2: VSS Connection via NU pin

    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQ27Z561 Tool/software: Hi VSS pin unfortunately is on an internall ball of the BGA package, so using standard PCB rules it cannot be fanned out easily, it would need microvias or vias in pad to…

  • BQ27Z561-R2: bq27z561-R2 NewBattery() equivalent?

    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQ35100 , BQ27Z561 , BQSTUDIO Tool/software: Primary cell gauges like the bq35100 have a newbattery() command to reset discharge and the like. Anything equivalent for the bq27z561?

  • BQ27Z561-R2：RSOC Interrupts 不能解除

    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Tool/software: 我想在剩余电量SOC为1%时启用 RSOC Interrupts ，于是我们将 SOC Delta，设为 99，当放电至1%时，也确实触发了中断，IC INT pin 由0V转为1.8V输出，旗标【 SOCDELTA 】转为1，可是我再去充电，电量充至10%甚至更高， INT pin 仍为1.8V输出， 旗标【 SOC DELTA 】仍为1，不会清除为0，只有手动将IC复位，才能将 解除中断 。最后，我们只能禁用RSOC…
    • Answered

  • BQ27Z561-R2: bq27z561-R2 filestream file defintions

    Resolved
    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQ35100 , , BQ27Z561 Tool/software: What flashstream files are what? I have the following flashtream file output types: gm.fs df.fs bq.fs which is the firmware, which is the data flash, and…
    • Resolved
    • Answered

  • BQ27Z561-R2: No Learn cycle button on bqstudio

    Resolved
    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQSTUDIO Tool/software: Hello, I am unable to locate the "Learning Cycle" button in BQStudio when using the BQ27Z561-R2 IC. Is there a way to enable or activate it? I have already identified…
    • Resolved

  • BQ27Z561-R2: bq27z561-R2-What are the implications of disabling the guage while the devices sleeps? Other options to minimize discharge.

    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Tool/software: Hello, Currently implementing a low power design utilizing the bq27z561-r2 guage. Due to power savings the hardware teams desires to disable the gauge while sleeping. The device will be sleep 99% of the time, with…
    • Answered

  • BQ27Z561-R2: BQ27Z561-R2 ground TS Input

    Resolved
    Part Number: BQ27Z561-R2 I'm looking to reduce complexity of my PCB stack-up. I would like to ground TS to allow me to get to the internal VSS pin next to it. Else I'm forced to use a blind micro via on the ground pad. I'm assuming this is OK as long…
    • Resolved

  • BQ27Z561-R2: Assistance Required with Configuring BQ27Z561 for Sleep and Deep Sleep Modes

    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQ27Z561 , BQSTUDIO Tool/software: Hello, I am currently working with the BQ27Z561 and would like to configure it to enter both the Sleep and Deep Sleep modes. I have followed the steps outlined…

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