ZHCSRB7A December   2022  – October 2023 BQ27427

PRODUCTION DATA  

1.   1
2. 1 特性
3. 2 应用
4. 3 说明
5. 4 Pin Configuration and Functions
6. 5 Specifications
   1. 5.1  Absolute Maximum Ratings
   2. 5.2  ESD Ratings
   3. 5.3  Recommended Operating Conditions
   4. 5.4  Thermal Information
   5. 5.5  Supply Current
   6. 5.6  Digital Input and Output DC Characteristics
   7. 5.7  LDO Regulator, Wake-up, and Auto-Shutdown DC Characteristics
   8. 5.8  LDO Regulator, Wake-up, and Auto-Shutdown AC Characteristics
   9. 5.9  ADC (Temperature and Cell Measurement) Characteristics
   10. 5.10 Integrating ADC (Coulomb Counter) Characteristics
   11. 5.11 Integrated Sense Resistor Characteristics, –40°C to 85 °C
   12. 5.12 I2C-Compatible Interface Communication Timing Characteristics
   13. 5.13 SHUTDOWN and WAKE-UP Timing
   14. 5.14 Typical Characteristics
7. 6 Detailed Description
   1. 6.1 Overview
   2. 6.2 Functional Block Diagram
   3. 6.3 Feature Description
      1. 6.3.1 Communications
         1. 6.3.1.1 I2C Interface
         2. 6.3.1.2 I2C Time Out
         3. 6.3.1.3 I2C Command Waiting Time
         4. 6.3.1.4 I2C Clock Stretching
   4. 6.4 Device Functional Modes
8. 7 Application and Implementation
   1. 7.1 Application Information
   2. 7.2 Typical Applications
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
         1. 7.2.2.1 BAT Voltage Sense Input
         2. 7.2.2.2 Integrated LDO Capacitor
      3. 7.2.3 External Thermistor Support
      4. 7.2.4 Application Curves
9. 8 Power Supply Recommendation
   1. 8.1 Power Supply Decoupling
10. 9 Layout
    1. 9.1 Layout Guidelines
    2. 9.2 Layout Example
11. 10Device and Documentation Support
    1. 10.1 Documentation Support
       1. 10.1.1 第三方产品免责声明
       2. 10.1.2 Related Documentation
    2. 10.2 Trademarks
    3. 10.3 静电放电警告
    4. 10.4 术语表
12. 11Revision History
13. 12Mechanical, Packaging, and Orderable Information

BQ27427 具有集成检测电阻的系统侧 Impedance Track™ 电量监测计

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