ZHCSKR6B January   2020  – January 2022 BQ28Z610-R1

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 说明（续）
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1  Absolute Maximum Ratings
    2. 7.2  ESD Ratings
    3. 7.3  Recommended Operating Conditions
    4. 7.4  Thermal Information
    5. 7.5  Supply Current
    6. 7.6  Power Supply Control
    7. 7.7  Low-Voltage General Purpose I/O, TS1
    8. 7.8  Power-On Reset (POR)
    9. 7.9  Internal 1.8-V LDO
    10. 7.10 Current Wake Comparator
    11. 7.11 Coulomb Counter
    12. 7.12 ADC Digital Filter
    13. 7.13 ADC Multiplexer
    14. 7.14 Cell Balancing Support
    15. 7.15 Internal Temperature Sensor
    16. 7.16 NTC Thermistor Measurement Support
    17. 7.17 High-Frequency Oscillator
    18. 7.18 Low-Frequency Oscillator
    19. 7.19 Voltage Reference 1
    20. 7.20 Voltage Reference 2
    21. 7.21 Instruction Flash
    22. 7.22 Data Flash
    23. 7.23 Current Protection Thresholds
    24. 7.24 Current Protection Timing
    25. 7.25 N-CH FET Drive (CHG, DSG)
    26. 7.26 I2C Interface I/O
    27. 7.27 I2C Interface Timing
    28. 7.28 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  Battery Parameter Measurements
        1. 8.3.1.1 BQ28Z610-R1 Processor
      2. 8.3.2  Coulomb Counter (CC)
      3. 8.3.3  CC Digital Filter
      4. 8.3.4  ADC Multiplexer
      5. 8.3.5  Analog-to-Digital Converter (ADC)
      6. 8.3.6  ADC Digital Filter
      7. 8.3.7  Internal Temperature Sensor
      8. 8.3.8  External Temperature Sensor Support
      9. 8.3.9  Power Supply Control
      10. 8.3.10 Power-On Reset
      11. 8.3.11 Bus Communication Interface
      12. 8.3.12 I2C Timeout
      13. 8.3.13 Cell Balancing Support
      14. 8.3.14 N-Channel Protection FET Drive
      15. 8.3.15 Low Frequency Oscillator
      16. 8.3.16 High Frequency Oscillator
      17. 8.3.17 1.8-V Low Dropout Regulator
      18. 8.3.18 Internal Voltage References
      19. 8.3.19 Overcurrent in Discharge Protection
      20. 8.3.20 Short-Circuit Current in Charge Protection
      21. 8.3.21 Short-Circuit Current in Discharge 1 and 2 Protection
      22. 8.3.22 Primary Protection Features
      23. 8.3.23 Gas Gauging
      24. 8.3.24 Charge Control Features
      25. 8.3.25 Authentication
    4. 8.4 Device Functional Modes
      1. 8.4.1 Lifetime Logging Features
      2. 8.4.2 Configuration
        1. 8.4.2.1 Coulomb Counting
        2. 8.4.2.2 Cell Voltage Measurements
        3. 8.4.2.3 Current Measurements
        4. 8.4.2.4 Auto Calibration
        5. 8.4.2.5 Temperature Measurements
  9. 9 Applications and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 Design Requirements (Default)
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Setting Design Parameters
        2. 9.2.2.2 Calibration Process
        3. 9.2.2.3 Gauging Data Updates
      3. 9.2.3 Application Curve
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 第三方产品免责声明
    2. 12.2 Documentation Support
    3. 12.3 接收文档更新通知
    4. 12.4 支持资源
    5. 12.5 Trademarks
    6. 12.6 Electrostatic Discharge Caution
    7. 12.7 术语表
  13. 13Mechanical, Packaging, and Orderable Information

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机械数据 (封装 | 引脚)
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订购信息

1 特性

  • 采用专用主模式 I2C 接口实现自主电池充电控制
  • 采用内部旁路实现电芯均衡，优化电池运行状况
  • 高侧保护 N 沟道 FET 驱动器可在故障期间实现串行总线通信
  • 适用于电压、电流和温度的可编程保护等级
  • 具备两个独立 ADC 的模拟前端
    • 支持电流和电压同步采样
    • 高精度库伦计数器，输入失调电压误差 < 1µV（典型值）
  • 支持低至 1mΩ 的电流感应电阻器，同时支持 1mA 电流测量
  • 支持电池跳变点 (BTP) 功能，用于 Windows® 集成
  • SHA-1 认证响应器，用于提高电池组安全性
  • 适用于高速编程和数据访问的 400kHz I2C 总线通信接口
  • 紧凑型 12 引脚 VSON 封装 (DRZ)