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  • RE: BQ27520EVM: Some details questions about the learning cycle of BQ27520EVM

    I will close this thread since you asked the same questions in your old thread. I will comment there.

  • BQ27520EVM: 10°C low temperature failure

    Part Number: BQ27520EVM Hi team, The phenomenon: 1. The device cannot turn on and the battery is fully charged in a low temperature (10°C) environment. 2. The charge through the bq27520 is 0 and the temperature is 3 degrees. 3. Scope: Jiangxi…

  • BQ27520EVM: 关于BQStudio 配合 BQ27520EVM 进行电池曲线学习的几个问题 Several questions about BQStudio and BQ27520EVM for battery curve learning

    TI Thinks Resolved
    Part Number: BQ27520EVM Other Parts Discussed in Thread: BQSTUDIO , , BQ27520-G4 TI 技术支持您好，我已经准备好BQStudio 以及 EVM的环境，正在进行下一步的学习，有几个问题想咨询一下您： Hi TI technical support, I have prepared the BQStudio and EVM environment, and are learning the next step. I…

  • BQ27520EVM: Chemistry ID selection

    TI Thinks Resolved
    Part Number: BQ27520EVM Other Parts Discussed in Thread: BQSTUDIO Hi, I would need a help with chemistry id selection for my battery. I use this battery https://www.gebattery.com.cn/product/showproduct.php?id=151 with 4.35V. I did a relax-discharge…

  • BQ27520EVM: SOC and capacity decreasing too fast

    TI Thinks Resolved
    Part Number: BQ27520EVM Hi, I have a battery with design capacity 8000mAh. My goal was to learn a fuel gauge to our battery. First I calibrated FG, then I programmed chemical id 2011 as this was the best one (8% deviation). Then I configured the…

  • BQ27520EVM: battery SOC suddenly drops to 0

    TI Thinks Resolved
    Other Parts Discussed in Thread: BQ27520EVM , GPCCHEM , BQSTUDIO Hello technical support： At present, we have successfully learned the battery charge curve on the bq27520evm. Were also strictly according to the learning cycle document and get the dffs…
    • Answered

  • BQ27520EVM: Failing to obtain update status 01

    Resolved
    Part Number: BQ27520EVM Other Parts Discussed in Thread: BQSTUDIO , , GPCCHEM Hello, I have been trying to do the learning cycle on a Panasonic NCR18650B using the BQ27520EVM and bqstudio. Following the several guides available I am unsure what…
    • Resolved

  • BQ27520EVM: Chemical ID measurement evaluation

    TI Thinks Resolved
    Part Number: BQ27520EVM Hi, we performed the measurement for our battery but didn't get a close matching chemical id. Before we plan sending the battery to you for evaluation could you check that the measurement has been done according to the TI guidelines…
    • Answered

  • BQ27520EVM: Learning Cycle Success criteria and Golden Firmware generation

    Resolved
    Part Number: BQ27520EVM Hi, I have been recently working on configuring a bq27520 chip in a project I am working on. I have been using the EVM to run chemical ID tests and learning cycle tests in an effort to generate a golden binary for programming…
    • Resolved
    • Answered

  • BQ27520EVM: External temp sensor seems to be required to get a successful ENABLE_IT

    Resolved
    Part Number: BQ27520EVM Hi, I am working on getting a bq27520 setup on a embedded device. I have completed the ChemID determination, Learning cycle, and Firmware Binary generation with an EVM. I have programmed the embedded devices with the updated…
    • Resolved

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