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Showing 287 results View by: Thread Post Sort by
  • BQ27Z561EVM-011: How to program BQ27Z561-R2 firmware (Ver. 2.01) to BQ27Z561 (Ver. 0.04)?

    KenKat
    KenKat
    Part Number: BQ27Z561EVM-011 Other Parts Discussed in Thread: BQ27Z561 , BQ27Z561-R2 , EV2400 , BQSTUDIO Hi I used Battery Management Studio and EV2400 to write the latest BQ27Z561-R2 (Ver.2.01) firmware to the old BQ27Z561 (Ver.0.02), but it could…
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ27Z561-R2: Multiple ChemIDs exist

    RYOSUKE ARAKI
    RYOSUKE ARAKI
    Resolved
    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: GPCCHEM , BQSTUDIO Tool/software: Hi, I obtained ChemID using GPC-Tool. There are multiple ChemIDs, but which one should I choose? First of all, why are there multiple ones? Fullscreen…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ27Z561-R2: BQ27Z561-R2 voltage current temperature precision

    Star Xu
    Star Xu
    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQ27Z561 Hi The customer want to know the voltage current temperature precision of this chip. Does this chip can satisfy the following requirement: 电压检测误差 PCM Voltage Detection Error…
    • over 3 years ago
    • Power management
    • Power management forum
  • BQ27Z561-R2: Puls Pin impedance to ground when Puls output voltage is low

    Fabio Gou
    Fabio Gou
    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Tool/software: The customer found that the PULS pin driving capability of this IC varies. They want to test the pull-down resistance of this pin when sending the 0x0046 command. Could you provide the testing method?
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ27Z561-R2: SOH is not 100%,it always show 96% and 97%

    Xu Xiaojia
    Xu Xiaojia
    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Tool/software: Hi Ti team, I would like to ask you some questions about SOH≠100%. Gas Gauge/SOH/SOH Load Rate is 0.5 and Design capcaity is 120mAh, we use 60mA to charge and 24mA to discharge in servel cycles, but SOH≠100%,It…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • RE: BQ27Z561-R2: SOH suddenly reports 2 (incorrectly)

    Anthony
    Anthony
    Resolved
    Hi Ofer, My apologies, I was accidentally referring to the bq27z561-R2 TRM. However, these registers are structured the same between the bq27z561 and the bq27z561-R2 other than the change of the RSVD to the QMAXDODOK, so I would like to look more into…
    • over 2 years ago
    • Power management
    • Power management forum
  • BQ27Z561-R2: Sense resistor for small current application

    Adam B.
    Adam B.
    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQ25792 , , BQSTUDIO Hello, I am using a system powered by 3x parallel LiFePo4 batteries, giving a total voltage around 3.2v and 4500mAh capacity. The system draws : From 2mA to 500mA…
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ27Z561-R2: learning cycle clarification (ERROR?)

    craig
    craig
    Resolved
    Part Number: BQ27Z561-R2 Tool/software: Hello in the battery gauge learning cycle document it states the following Relax for at least 2 Hours • This relaxation time allows for a valid OCV reading to be taken and stored for the Qmax update. The valid…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • BQ27Z561-R2: Request for programming documents of BQ27Z561-R2

    CHIA-WEI LIN
    CHIA-WEI LIN
    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQSTUDIO , EV2400 Hi, This is Willie from Hi-lo Systems. Hi-Lo Systems is a company providing off-line programming service on a universal programmer, and we need your help to provide the documents…
    • over 3 years ago
    • Power management
    • Power management forum
  • BQ27Z561-R2: Use BQ27z561-R2 in system side

    Statham Su
    Statham Su
    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Hello Sir: We use BQ27z561-R2 in system side. We have battery cell replacing (change a new one) situation when older one SOH lower. After changed a new battery cell, we want to clear the cycle count and SOH, then we will…
    • over 3 years ago
    • Power management
    • Power management forum
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