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Showing 129 results View by: Thread Post Sort by
  • BQ41Z90: BQ41Z90 Discharge FET Permanent Fail and PACK pin internal connections

    Davide Sarti
    Davide Sarti
    Part Number: BQ41Z90 Hello, I'm trying to understand how the Discharge FET Permanent Fail (page 31 on the BQ41Z90 Technical Reference Manual) is triggered. From the manual I see that it's current based. If some current can be pulled when the FET command…
    • 1 month ago
    • Power management
    • Power management forum
  • BQ41Z90: BQ41Z90 – SPI/UART/I2C interface

    Tom Tsao
    Tom Tsao
    Part Number: BQ41Z90 Hi TI Team, I noticed that the BQ41Z90 EVM board has an SPI/UART connector populated. However, I cannot find any SPI/UART description in the BQ41Z90 datasheet or TRM. May I confirm: Does the presence of the SPI/UART interface…
    • 4 months ago
    • Power management
    • Power management forum
  • Answered
  • BQ41Z90: Bq41Z90 problem

    liu billy
    liu billy
    Resolved
    Part Number: BQ41Z90 Other Parts Discussed in Thread: BQ40Z50 , , BQ76952 Dear 1.Is there a difference between the IT-DZT algorithm of the bq41Z90 chip and the impedance tracking algorithm of the previous bq40z50? 2. Does the IT-DZT algorithm of the…
    • Resolved
    • 4 months ago
    • Power management
    • Power management forum
  • BQ41Z90: Questions Regarding BQ41Z90 MOSFET Drive Capability and Test Coverage

    Hasan BILIR
    Hasan BILIR
    TI Thinks Resolved
    Part Number: BQ41Z90 Hello, I have a few questions regarding the BQ41Z90 device. First, is it possible to drive 30 CHG MOSFETs and 30 DSG MOSFETs in parallel using this IC? In such a configuration, what level of performance can be expected, particularly…
    • 2 months ago
    • Power management
    • Power management forum
  • BQ41Z90: BQ41Z90 address matching issue between BQStudio and reference manual

    LAPORTE JEAN-YVES
    LAPORTE JEAN-YVES
    TI Thinks Resolved
    Part Number: BQ41Z90 Other Parts Discussed in Thread: BQSTUDIO Hello, Every day we see new surprises in the development of the BQ41Z90. For example, we have noticed a difference between what is stated in the reference manual and what is stated in…
    • 1 month ago
    • Power management
    • Power management forum
  • BQ41Z90: BQ41Z90: LTO batteries

    Eduard Shuvaev
    Eduard Shuvaev
    TI Thinks Resolved
    Part Number: BQ41Z90 Other Parts Discussed in Thread: BQSTUDIO Hello TI team, We’re designing an 11S3P automotive pack and evaluating the bq41z90 for gauging/monitoring. A couple of questions: ChemID support. Our pack uses Toshiba SCiB (LTO) cells…
    • 5 months ago
    • Power management
    • Power management forum
  • BQ41Z90: BQ41Z90 REGOUT not available, like REGIN and BREG always at 0V.

    LAPORTE JEAN-YVES
    LAPORTE JEAN-YVES
    TI Thinks Resolved
    Part Number: BQ41Z90 Other Parts Discussed in Thread: BQSTUDIO Hello, We note on the evaluation board that certain functions are missing, notably REGOUT. We plan to use the REGOUT 3.3V to wake up the host µC, which in turn will activate the DC-DC supplying…
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • BQ41Z90: BQ41Z90 I2Cmode enable

    Brown Cheng
    Brown Cheng
    Resolved
    Part Number: BQ41Z90 Tool/software: How to configure the BQ41Z90 to operate with the I²C interface on PIn47&Pin48 ? Thank you.
    • Resolved
    • 7 months ago
    • Power management
    • Power management forum
  • Answered
  • BQ41Z90: BQ41Z90 cannot enter Shoutdoun

    leixiaofeng
    leixiaofeng
    Resolved
    Part Number: BQ41Z90 Other Parts Discussed in Thread: EV2400 , BQSTUDIO The attachment is the project schematic diagram; 10S1P bq41z90 Sheet1.pdf
    • Resolved
    • 5 months ago
    • Power management
    • Power management forum
  • RE: BQ41Z90: BQ41Z90 Valid Charge Termination Issue

    Diego
    Diego
    Hi, Moving this thread offline. Regards, Diego
    • 2 months ago
    • Power management
    • Power management forum
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