SLUSAM9E July   2011  – April 2020

PRODUCTION DATA.  

1. 1 Features
2. 2 Applications
3. 3 Description
   1.     Device Images
      1.      Simplified Schematic
4. 4 Revision History
5. 5 Description (Continued)
6. 6 Pin Configuration and Functions
   1.     Pin 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  Electrical Characteristics: Supply Current
   6. 7.6  Internal Power Control (Startup and Shutdown)
   7. 7.7  3.3-V Voltage Regulator
   8. 7.8  Voltage Reference
   9. 7.9  Cell Voltage Amplifier
   10. 7.10 Current Sense Amplifier
   11. 7.11 Overcurrent Comparator
   12. 7.12 Internal Temperature Measurement
   13. 7.13 Cell Balancing and Open Cell Detection
   14. 7.14 I2C Compatible Interface
   15. 7.15 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 Internal LDO Voltage Regulator
      2. 8.3.2 ADC Interface
         1. 8.3.2.1 Reference Voltage
            1. 8.3.2.1.1 Host ADC Calibration
         2. 8.3.2.2 Cell Voltage Monitoring
            1. 8.3.2.2.1 Cell Amplifier Headroom Under Extreme Cell Imbalance
            2. 8.3.2.2.2 Cell Amplifier Headroom Under BAT Voltage Drop
         3. 8.3.2.3 Current Monitoring
         4. 8.3.2.4 Overcurrent Monitoring
         5. 8.3.2.5 Temperature Monitoring
            1. 8.3.2.5.1 Internal Temperature Monitoring
      3. 8.3.3 Cell Balancing and Open Cell Detection
   4. 8.4 Device Functional Modes
      1. 8.4.1 Power Modes
         1. 8.4.1.1 POWER ON RESET (POR)
         2. 8.4.1.2 STANDBY
         3. 8.4.1.3 SLEEP
   5. 8.5 Programming
      1. 8.5.1 Host Interface
         1. 8.5.1.1 I2C Addressing
         2. 8.5.1.2 Bus Write Command to BQ76925
         3. 8.5.1.3 Bus Read Command from BQ76925 Device
   6. 8.6 Register Maps
      1. 8.6.1 Register Descriptions
9. 9 Application and Implementation
   1. 9.1 Application Information
      1. 9.1.1 Recommended System Implementation
         1. 9.1.1.1 Voltage, Current, and Temperature Outputs
         2. 9.1.1.2 Power Management
         3. 9.1.1.3 Low Dropout (LDO) Regulator
         4. 9.1.1.4 Input Filters
         5. 9.1.1.5 Output Filters
      2. 9.1.2 Cell Balancing
   2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
10. 10Power Supply Recommendations
11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
12. 12Device and Documentation Support
    1. 12.1 Documentation Support
       1. 12.1.1 Related Documentation
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Support Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
13. 13Mechanical, Packaging, and Orderable Information