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  • BQ40Z50-R1: bq40z50-r1 temperature indication error

    TI Thinks Resolved
    Part Number: BQ40Z50-R1 Hello to Ti support team , I am using NTC 10Kohm in 40z50-r1 application , it is problematic to reach 1% so i am using (ABNTC‍‐0603‍‐103J‍‐3450F‍‐T (+/-5%), . Can you please introduce impact of my NTC error accuracy…
    • Answered

  • BQ40Z50-R1: bq40z50-xCel0 R_a

    Resolved
    Part Number: BQ40Z50-R1 Other Parts Discussed in Thread: BQ40Z50 Hello, TI experts: When I was using 40z50 for learning, I found that the ratabe table found that the xCel0 R_a flag was not updated, showing ffff. Also refresh the side chemistry ID before…
    • Resolved
    • Answered

  • BQ40Z50-R1: how to reset PF status

    Resolved
    Part Number: BQ40Z50-R1 Other Parts Discussed in Thread: BQSTUDIO hi, Is there any order which can set PF status (register values in Bqstudio\data memory\PF status) to default value in UNSEAL mode? customer wants to reset PF status in some tests on battery…
    • Resolved

  • BQ40Z50-R1: PF CB MAX THRESHOLD

    Part Number: BQ40Z50-R1 We are investigating CB PF's on packs and found results that do not agree with the TRM. We have some packs with a PF registered for CB. Of the packs with balance times below, only Pack 11 registered a PF. It met the CB Delta…

  • BQ40Z50-R1: BQ40Z50-R1 communicate waveform abnormal

    TI Thinks Resolved
    Part Number: BQ40Z50-R1 Hi BQ40Z50-R1 communicate waveform abnormal, please help check the waveform CH1: DATA, CH2: CLOCK. Waiting for your reply. Thanks Star

  • BQ40Z50-R1: Ambient temperature setting of Resistance Temperature Compensation in BQ40Z50

    TI Thinks Resolved
    Part Number: BQ40Z50-R1 Hi engineer, How is everything going？ My battery has low temperature application scenarios. Now I'm learning about low temperature。In the document “Golden GG Maker and Resistance Temperature Compensation Optimizer”，It said…

  • BQ40Z50-R1: chip stuck in bootloader?

    TI Thinks Resolved
    Part Number: BQ40Z50-R1 Other Parts Discussed in Thread: BQ40Z50 Hallo We have a produkt with a BQ40Z50 and we have some problems with it. With some batteries it appears that it is programmed and testet fine with our end of line test but after sending…
    • Answered

  • BQ40Z50-R1: ASCD Delay behavior

    Resolved
    Part Number: BQ40Z50-R1 There is something about the BQ40 behavior that I don't find intuitive after thoroughly reading the datasheet and technical manual. In section 5.2. of technical manual( link ) "In NORMAL mode, the device takes voltage, current…
    • Resolved

  • BQ40Z50-R1: Can I skip the ”Golden Learning“？

    TI Thinks Resolved
    Part Number: BQ40Z50-R1 Hi engineer， Now we use BQ40Z50-R1 to develop a product. The product has low temperature application scenarios, so the development process will include "Golden Learning" and "Resistance Temperature Compensation".The whole process…

  • BQ40Z50-R1: Battery with LFP cells

    TI Thinks Resolved
    Part Number: BQ40Z50-R1 Other Parts Discussed in Thread: BQ40Z50 To whom it may concern: We are trying to use BQ40Z50-R1 on LFP (lithium iron phosphate battery). In the existing ChemID list, there are some LFP cells, so I assume the fuel gauge should…

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