JAJSSA8 November   2023 BQ76905

PRODUCTION DATA  

1.   1
2. 1 特長
3. 2 アプリケーション
4. 3 概要
5. 4 Device Comparison Table
6. 5 Pin Configuration and Functions
7. 6 Specifications
   1. 6.1  Absolute Maximum Ratings
   2. 6.2  ESD Ratings
   3. 6.3  Recommended Operating Conditions
   4. 6.4  Thermal Information
   5. 6.5  Supply Current
   6. 6.6  Digital I/O
   7. 6.7  REGOUT LDO
   8. 6.8  Voltage References
   9. 6.9  Coulomb Counter
   10. 6.10 Coulomb Counter Digital Filter
   11. 6.11 Current Wake Detector
   12. 6.12 Analog-to-Digital Converter
   13. 6.13 Cell Balancing
   14. 6.14 Internal Temperature Sensor
   15. 6.15 Thermistor Measurement
   16. 6.16 Hardware Overtemperature Detector
   17. 6.17 Internal Oscillator
   18. 6.18 Charge and Discharge FET Drivers
   19. 6.19 Comparator-Based Protection Subsystem
   20. 6.20 Timing Requirements—I2C Interface, 100-kHz Mode
   21. 6.21 Timing Requirements—I2C Interface, 400-kHz Mode
   22. 6.22 Timing Diagram
   23. 6.23 Typical Characteristics
8. 7 Detailed Description
   1. 7.1 Overview
   2. 7.2 Functional Block Diagram
   3. 7.3 Device Configuration
      1. 7.3.1 Commands and Subcommands
      2. 7.3.2 Configuration Using OTP or Registers
      3. 7.3.3 Device Security
   4. 7.4 Device Hardware Features
      1. 7.4.1  Voltage ADC
      2. 7.4.2  Coulomb Counter and Digital Filters
      3. 7.4.3  Protection FET Drivers
      4. 7.4.4  Voltage References
      5. 7.4.5  Multiplexer
      6. 7.4.6  LDOs
      7. 7.4.7  Standalone Versus Host Interface
      8. 7.4.8  ALERT Pin Operation
      9. 7.4.9  Low Frequency Oscillator
      10. 7.4.10 I2C Serial Communications Interface
   5. 7.5 Measurement Subsystem
      1. 7.5.1 Voltage Measurement
         1. 7.5.1.1 Voltage ADC Scheduling
         2. 7.5.1.2 Unused VC Pins
         3. 7.5.1.3 General Purpose ADCIN Functionality
      2. 7.5.2 Current Measurement and Charge Integration
      3. 7.5.3 Internal Temperature Measurement
      4. 7.5.4 Thermistor Temperature Measurement
      5. 7.5.5 Factory Trim and Calibration
   6. 7.6 Protection Subsystem
      1. 7.6.1 Protections Overview
      2. 7.6.2 Primary Protections
      3. 7.6.3 CHG Detector
      4. 7.6.4 Cell Open-Wire Protection
      5. 7.6.5 Diagnostic Checks
   7. 7.7 Cell Balancing
   8. 7.8 Device Operational Modes
      1. 7.8.1 Overview of Operational Modes
      2. 7.8.2 NORMAL Mode
      3. 7.8.3 SLEEP Mode
      4. 7.8.4 DEEPSLEEP Mode
      5. 7.8.5 SHUTDOWN Mode
      6. 7.8.6 CONFIG_UPDATE Mode
9. 8 Application and Implementation
   1. 8.1 Application Information
   2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Performance Plot
      4. 8.2.4 Random Cell Connection Support
      5. 8.2.5 Startup Timing
      6. 8.2.6 FET Driver Turn-Off
      7. 8.2.7 Usage of Unused Pins
   3. 8.3 Power Supply Recommendations
   4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
10. 9 Device and Documentation Support
    1. 9.1 Documentation Support
       1. 9.1.1 Related Documentation
    2. 9.2 ドキュメントの更新通知を受け取る方法
    3. 9.3 サポート・リソース
    4. 9.4 Trademarks
    5. 9.5 静電気放電に関する注意事項
    6. 9.6 用語集
11. 10Revision History
12. 11Mechanical, Packaging, and Orderable Information

BQ76905 リチウムイオン、リチウムポリマ、LiFePO₄ (LFP)、および LTO バッテリ パック向け、2 直列～5 直列、高精度バッテリ モニタ / プロテクタ

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