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Showing 1,391 results View by: Thread Post Sort by
  • BQ40Z80: FUSE enabled when connected to load

    OverAgent712
    OverAgent712
    Part Number: BQ40Z80 Tool/software: Hello, I have connected my board with Bq40z80 to load, it was not powering on. So, checked in BQ studio the FUSE pin has enabled. This has happened with two boards same case. Why is that?
    • 2 months ago
    • Power management
    • Power management forum
  • BQ40Z80: VCC pin - 100R or 510R in series for a 6S pack?

    Daniel Librio
    Daniel Librio
    Part Number: BQ40Z80 Tool/software: Hi, The EVM shows a 510R resistor in series with VCC (pin 24), while the datasheet simplified schematic shows a 100R. Which is better for a 6S pack? I'm hoping to consolidate my BOM by using 100R if possible. …
    • 9 days ago
    • Power management
    • Power management forum
  • BQ40Z80: BQ40Z80 design review

    Shubham  Yadav
    Shubham Yadav
    Part Number: BQ40Z80 Respected sir, We are using TI BQ40Z80 IC in our design to design custom BMS battery pack having 6s configuration. We are using PDSG functionality in a BMS and Precharge could you please review our design and help us find out if there…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ40Z80: MOSFET Heating after 30A

    OverAgent712
    OverAgent712
    Part Number: BQ40Z80 Other Parts Discussed in Thread: CSD18540Q5B Tool/software: I am currently working designing a board using a BQ40z80.The load applied is of max 60A. I have used recommended MOSFET CSD18540Q5B, This supports 29A continuous drain according…
    • 3 months ago
    • Power management
    • Power management forum
  • BQ40Z80: Verifying Static DF after writing

    Daniel Librio
    Daniel Librio
    Part Number: BQ40Z80 Other Parts Discussed in Thread: BQSTUDIO , Tool/software: We recently we found a small subset of static settings in data flash did not match the configuration file written to a battery pack. We suspect the write was interrupted or…
    • 3 months ago
    • Power management
    • Power management forum
  • BQ40Z80: Open balance connection behavior

    Daniel Librio
    Daniel Librio
    Part Number: BQ40Z80 Tool/software: Hi, I'm wondering, what is the default behavior, should a single balance connection be broken during pack discharge, or a single cell fail high impedance? On our prototype 6S pack, I've noticed a single failed…
    • 4 months ago
    • Power management
    • Power management forum
  • Answered
  • BQ40Z80:Chemistry Registration in Ti

    Kim Jinkeun
    Kim Jinkeun
    Resolved
    Part Number: BQ40Z80 Tool/software: I have contacted the regional manager several times and have not heard back yet. So I called the regional manager His response was that since I raised the issue on the forum, TI responded that they would support…
    • Resolved
    • 4 months ago
    • Power management
    • Power management forum
  • BQ40Z80: GPC report is always 0

    Ken Steenis
    Ken Steenis
    Part Number: BQ40Z80 Tool/software: The GPC tool always returns an empty report. I think my data is correct and I'm not getting any errors. I'm using the following input data; 5543.GPCPackaged.zip
    • 3 months ago
    • Power management
    • Power management forum
  • BQ40Z80: Battery Management Studio startup warning

    David Whitehouse
    David Whitehouse
    TI Thinks Resolved
    Part Number: BQ40Z80 Tool/software: Hello, We are using Battery Management Studio with BQ40Z80 (multiple versions - current 1.3.127) - if we start up the program and select BQ40Z80 with programmer attached it starts up without warning. If I start it…
    • 4 months ago
    • Power management
    • Power management forum
  • BQ40Z80: DSG FET burning up

    OverAgent712
    OverAgent712
    TI Thinks Resolved
    Part Number: BQ40Z80 Other Parts Discussed in Thread: CSD18540Q5B Tool/software: Hello, I am currently working designing a board using a BQ40z80.The load applied is of max 60A. I have used recommended MOSFET CSD18540Q5B, This supports 29A continuous…
    • 3 months ago
    • Power management
    • Power management forum
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