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  • BQ40Z50: How to enter PF mode without disabling FETs on BQ40Z50-R5?

    Part Number: BQ40Z50 Tool/software: Hello, I’m working with the BQ40Z50-R5 gauge and would like to understand if there is a way to trigger a Permanent Fail (PF) event while keeping CHG/DSG FETs enabled. According to the TRM, entering a PF state disables…

  • BQ40Z50-R1: BQ40Z50-R1

    TI Thinks Resolved
    Part Number: BQ40Z50-R1 Tool/software: Hi We are using BQ40Z50-r1 IC in our 4S1P battery pack design. We have set the charge voltage 16.4V(4.1V/cell) and charging under 1A . While charging the battery charges, But when the battery gets charged up…

  • BQ40Z50: BQ40Z50: Help with Chemistry ID for Samsung INR21700-50S

    TI Thinks Resolved
    Part Number: BQ40Z50 Other Parts Discussed in Thread: GPCCHEM Tool/software: Hi Team, As per TI's recommendation we performed the test for obtaining Chemistry ID and used GPCCHEM tool. I have attached two zip files first is the file that we uploaded…
    • Answered

  • BQ40Z50-DEVICE-FW: BQ40Z50-R3 NEW Firmware Version

    Resolved
    Part Number: BQ40Z50-DEVICE-FW Other Parts Discussed in Thread: BQ40Z50 Tool/software: Hi TI team, Currently, the Firmware Version of BQ40Z50-R3 is 3.09. What is the current improved Firmware Version of BQ40Z50-R3? Could you provide the relevant information…
    • Resolved

  • BQ40Z50: Require driver for bq40z50 fuel gauge IC

    Part Number: BQ40Z50 Tool/software: Hi, In my recent project, I’m using the BQ40Z50 I2C-compatible IC. I found a driver for it on GitHub ( https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1207465/bq40z50-r2…

  • RE: BQ40Z50-R1: BQ40Z50-R1: For the BQ40Z50-R1 Chemical ID Matching Report, the reported DOD error is 10.57, which exceeds 3%. How do I customize the Chemical ID for this type

    This is the datasheet for the battery we are currently using. Please take a look. 32.R&D-D-26700FB4规格书 A01（大壳）.pdf
    • Answered

  • BQ40Z50: Does BQ40Z50 have a matching high side NFT driver?

    Resolved
    Part Number: BQ40Z50 Other Parts Discussed in Thread: BQ76200 Tool/software: Dear TI expert, Does BQ40Z50 have a matching high side NFT driver? BQ76200 can use with BQ40Z50?
    • Resolved

  • BQ40Z50: SHA1 encryption protocol has an inconsistency issue between the Digest value returned by the BQ40Z50 and the chip's return value

    Part Number: BQ40Z50 Tool/software: hello The SHA1 encryption protocol has an inconsistency issue between the Digest value returned by the BQ40Z50 and the chip's return value, In the SHA1 encryption protocol, when sending the command 0X2F along with…
    • Answered

  • BQ40Z50: BQ40Z50

    Resolved
    Part Number: BQ40Z50 Tool/software: I would like to know if we can use the BQ25015RHLT fuel gauge with the BQ40Z50 PMIC. Please share any existing consideration if the 2 aren't compatible.
    • Resolved

  • BQ40Z50-R2: BQ40Z50-R2 pin open short test data

    TI Thinks Resolved
    Part Number: BQ40Z50-R2 Tool/software: Is there any test data for short and open of BQ40Z50-R2 pins?

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