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Showing 124 results View by: Thread Post Sort by
  • BQ769142: BQ769142: Coulomb Counter query

    Star Xu
    Star Xu
    TI Thinks Resolved
    Part Number: BQ769142 Hi I have two query need your help. According to the TRM Table 4-6. Assuming that userA is 1mA, a total of 10.7mah is used 1. After DASTATUS6() subcommand is issued, will there be a difference of + 10 or - 10 between 0…
    • over 3 years ago
    • Power management
    • Power management forum
  • BQ769142: BQ769142 hardware connection and I2C software issue

    Sherman Xin
    Sherman Xin
    TI Thinks Resolved
    Part Number: BQ769142 HI Team, Nice to talk with you! My customer has two questions about BQ769142. 1.When the circuit connection as above: The sampling result is that the first 9 strings have correct values. However, the 10th string is on the VC16…
    • over 3 years ago
    • Power management
    • Power management forum
  • BQ769142: REG1 Falls 1 second after Startup

    Seth Kantz
    Seth Kantz
    Part Number: BQ769142 Other Parts Discussed in Thread: EV2400 Our initial design for testing has external header connection for an EV2400 to connect to and read values from the BQ. On powerup we are able to successfully read / configure the BQ. I have…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ769142: Will BQ769142 support cascade option?

    ANEESH TS
    ANEESH TS
    TI Thinks Resolved
    Part Number: BQ769142 Other Parts Discussed in Thread: BQ76952 Hi TI Expert, We are planning to build a BMS with 24 Lifepo4 cells in series. BQ769142 supports till14 Cells. I wanted to know weather BQ769142 can be used in two cascaded configuration…
    • over 3 years ago
    • Power management
    • Power management forum
  • BQ769142: Cell 電路設計

    jimmy shih
    jimmy shih
    TI Thinks Resolved
    Part Number: BQ769142 你好, 想請教關於Cell 電路設計問題, 1. 在Datasheet 上VC0~VC15每個CELL節點並聯一顆電容, 但是在VC1和VC0 間的電容一端卻是接再GND而不是VC0 與上面其他CELL的電容連接方式不同,這個用意會是什麼呢? 2.第一節 CELL 負端需要串聯一個電阻在進入 Pin VC0的用意是什麼呢? 3.如果VC1和VC0間的電容並聯方式及 第一節 CELL 負端沒有串聯一個電阻在進入 Pin VC0, 如下圖,這樣是可行的?
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ769142: Need design review

    Shyam Thillainathan
    Shyam Thillainathan
    Resolved
    Part Number: BQ769142 Hi, Need design review of the attached design. We are thinking of releasing the board out for FAB this weekend, so any help before that will really help. Here is the schematic: AUX_BMS-3.pdf Here is the layout file…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ769142: BQ769142 discharge current 2A-5A back and forth jump

    Star Xu
    Star Xu
    Part Number: BQ769142 Hi The customer design with BQ769142, 8 series 60AH batteries are used. The voltage and current scales are both 10. The log data as below. It is a process from charging 5A to discharging 3A. From the data, it can be seen that…
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ769142: Stacking BQ769142

    Vasanth M S
    Vasanth M S
    Resolved
    Part Number: BQ769142 The BQ769142 IC has Stackable (built-in interface) as part of its feature, yet there is no mention on how to stack two ICs for higher cell count. It is not possible using this IC alone? Can I stack only be referring to this How to…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ769142: Pre-Discharge Mode not working

    Ali Al-Hakim
    Ali Al-Hakim
    Resolved
    Part Number: BQ769142 Other Parts Discussed in Thread: BQ76952EVM Dear team, I've having a problem when trying to use the BQ769142 PREDISCHARGE MODE feature. A description of how the circuit is configured. All protection FETs are in use and…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • BQ769142: How to read input status

    Annie Liu
    Annie Liu
    Part Number: BQ769142 Hi Team, CFETOFF is configured as an AD input pin for detecting external switching signals. How to read its input state, is it 0 or 1? No temperature collection is used. Regards, Annie
    • over 2 years ago
    • Power management
    • Power management forum
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