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  • BQ41Z50EVM: Disabling the dataflash permanent fail

    Part Number: BQ41Z50EVM Other Parts Discussed in Thread: BQSTUDIO , BQ41Z50 Tool/software: I'm currently working on a production software used to modify the dataflash values. The function that modified the dataflash value for Manufacturer Information…
    • Answered

  • BQ41Z50EVM: Where is the latest firmware version?

    Resolved
    Part Number: BQ41Z50EVM Other Parts Discussed in Thread: BQ41Z50 Tool/software: Page 4 of SLUUD32 says "Find the latest firmware in the appropriate BQ41Z50 folder on www.ti.com". Where can the actual *.bq.fs file be found (need the file, or a better…
    • Resolved
    • Answered

  • BQ41Z50EVM: Why does this evaluation module use a BQ296103 independent overvoltage protection IC?

    Resolved
    Part Number: BQ41Z50EVM Other Parts Discussed in Thread: BQ41Z50 Tool/software: The datasheet for the BQ41Z50 lists "overvoltage protection" as one of it's features, so why does this Evaluation Module also use a BQ296103 overvoltage protection IC? …
    • Resolved
    • Answered

  • BQ41Z50EVM: board quickly gets very hot when I try to attach cells

    Resolved
    Part Number: BQ41Z50EVM Other Parts Discussed in Thread: BQ41Z50 , BQSTUDIO , EV2400 Tool/software: I am using SLUUD32 BQ41Z50 Li-Ion Battery Pack Manager Evaluation Module Section 2.3 EVM Connections as a reference. Bottom of page 3 / Top of page 4…
    • Resolved

  • EV2500: Using EV2500 HID Interface for I2C Communication with Non-TI Sensors (BME280)

    Part Number: EV2500 Other Parts Discussed in Thread: BQ41Z50EVM , , BQSTUDIO Dear TI Support Team, I am currently using the EV2500 interface board with a BQ41Z50EVM for battery monitoring. I am attempting to integrate a BME280 environmental sensor (I2C…
    • Answered

  • BQ41Z50: BQ41Z50 cannot load chemistry

    Resolved
    Part Number: BQ41Z50 Hi, I am trying to evaluate the TI BQ41Z50 using the BQ2400 along with the BQ41Z50EVM. I managed to download and run the BQ41Z50 configuration for battery management studio. Reading registers and setting some values work fine. …
    • Resolved

  • BQ41Z50: BQ41Z50: how do you force the ALERT pin low?

    Part Number: BQ41Z50 Other Parts Discussed in Thread: EV2500 We have a BQ41Z50EVM eval module, connected to a processor (an STM32U5). There's no battery present, nor a connection to the PC software, currently. We have successful comms with the unit…

  • BQ41Z50: Need update on production availability, plus now need to know about sample availability too

    TI Thinks Resolved
    Part Number: BQ41Z50 Tool/software: I asked about availability a few weeks ago (see related question), but the answer at that time was: >> We will restock very soon. I need something more definitive for availability dates, because we have nearly completed…

  • RE: BQ41Z50: Battery charger and monitor IC recommendation

    Hi Ravindran, We would recommend bq41z50 for gauging here. All documentation and EVM information can be found below: BQ41Z50 data sheet, product information and support | TI.com BQ41Z50EVM Evaluation board | TI.com Regards, Anthony
    • Answered

  • RE: BQ41Z50: Design of a USBC charger for 4 cells lithium battery and fuel gauge. What about configuration of the BQ41Z50

    Resolved
    Hello, The inclusion of TPS25751 (USB-PD controller), BQ25798 (battery charger), and BQ41Z50 (battery fuel gauge and balancer) aligns well with your requirements for USB-C PD charging, cell balancing, and a fuel gauge. The connections via I2C and power…

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