ZHCSG50B March   2016  – March 2017

PRODUCTION DATA.  

1. 1 特性
2. 2 應用
3. 3 說明
4. 4 修訂歷史記錄
5. 5 說明 （續(xù)）
6. 6 Device Comparison Table
7. 7 Pin Configuration and Functions
8. 8 Specifications
   1. 8.1 Absolute Maximum Ratings
   2. 8.2 ESD Ratings
   3. 8.3 Recommended Operating Conditions
   4. 8.4 Thermal Information
   5. 8.5 Electrical Characteristics
   6. 8.6 Timing Requirements
   7. 8.7 Typical Characteristics
9. 9 Detailed Description
   1. 9.1 Functional Block Diagram
   2. 9.2 Feature Description
      1. 9.2.1  Device Power-On-Reset (POR)
      2. 9.2.2  Device Power Up from Battery without Input Source
      3. 9.2.3  Device Power Up from Input Source
         1. 9.2.3.1 Power Up REGN Regulation (LDO)
         2. 9.2.3.2 Poor Source Qualification
         3. 9.2.3.3 Input Source Type Detection
            1. 9.2.3.3.1 D+/D- Detection Sets Input Current Limit (bq25898D)
            2. 9.2.3.3.2 PSEL Pin Sets Input Current Limit (bq25898)
            3. 9.2.3.3.3 Force Input Current Limit Detection
         4. 9.2.3.4 Input Voltage Limit Threshold Setting (VINDPM Threshold)
         5. 9.2.3.5 Converter Power-Up
      4. 9.2.4  Input Current Optimizer (ICO)
      5. 9.2.5  Boost Mode Operation from Battery
      6. 9.2.6  Power Path Management
         1. 9.2.6.1 Narrow VDC Architecture
         2. 9.2.6.2 Dynamic Power Management
         3. 9.2.6.3 Supplement Mode
      7. 9.2.7  Battery Charging Management
         1. 9.2.7.1 Autonomous Charging Cycle
         2. 9.2.7.2 Battery Charging Profile
         3. 9.2.7.3 Charging Termination
         4. 9.2.7.4 Resistance Compensation (IRCOMP)
         5. 9.2.7.5 Thermistor Qualification
            1. 9.2.7.5.1 JEITA Guideline Compliance in Charge Mode
            2. 9.2.7.5.2 Cold/Hot Temperature Window in Boost Mode
         6. 9.2.7.6 Charging Safety Timer
      8. 9.2.8  Battery Monitor
      9. 9.2.9  Status Outputs (PG, STAT, and INT)
         1. 9.2.9.1 Power Good Indicator (PG)
         2. 9.2.9.2 Charging Status Indicator (STAT)
         3. 9.2.9.3 Interrupt to Host (INT)
      10. 9.2.10 BATFET (Q4) Control
          1. 9.2.10.1 BATFET Disable Mode (Shipping Mode)
          2. 9.2.10.2 BATFET Enable (Exit Shipping Mode)
          3. 9.2.10.3 BATFET Full System Reset
      11. 9.2.11 Current Pulse Control Protocol
      12. 9.2.12 Input Current Limit on ILIM
      13. 9.2.13 Thermal Regulation and Thermal Shutdown
          1. 9.2.13.1 Thermal Protection in Buck Mode
             1. 9.2.13.1.1 Thermal Protection in Boost Mode
      14. 9.2.14 Voltage and Current Monitoring in Buck and Boost Mode
          1. 9.2.14.1 Voltage and Current Monitoring in Buck Mode
             1. 9.2.14.1.1 Input Overvoltage (ACOV)
             2. 9.2.14.1.2 System Overvoltage Protection (SYSOVP)
          2. 9.2.14.2 Voltage and Current Monitoring in Boost Mode
             1. 9.2.14.2.1 VBUS Overcurrent Protection
             2. 9.2.14.2.2 Boost Mode Overvoltage Protection
      15. 9.2.15 Battery Protection
          1. 9.2.15.1 Battery Overvoltage Protection (BATOVP)
          2. 9.2.15.2 Battery Over-Discharge Protection
          3. 9.2.15.3 System Overcurrent Protection
      16. 9.2.16 Serial Interface
          1. 9.2.16.1 Data Validity
          2. 9.2.16.2 START and STOP Conditions
          3. 9.2.16.3 Byte Format
          4. 9.2.16.4 Acknowledge (ACK) and Not Acknowledge (NACK)
          5. 9.2.16.5 Slave Address and Data Direction Bit
          6. 9.2.16.6 Single Read and Write
          7. 9.2.16.7 Multi-Read and Multi-Write
   3. 9.3 Device Functional Modes
      1. 9.3.1 Host Mode and Default Mode
   4. 9.4 Register Map
      1. 9.4.1  REG00
      2. 9.4.2  REG01
      3. 9.4.3  REG02
      4. 9.4.4  REG03
      5. 9.4.5  REG04
      6. 9.4.6  REG05
      7. 9.4.7  REG06
      8. 9.4.8  REG07
      9. 9.4.9  REG08
      10. 9.4.10 REG09
      11. 9.4.11 REG0A
      12. 9.4.12 REG0B
      13. 9.4.13 REG0C
      14. 9.4.14 REG0D
      15. 9.4.15 REG0E
      16. 9.4.16 REG0F
      17. 9.4.17 REG10
      18. 9.4.18 REG11
      19. 9.4.19 REG12
      20. 9.4.20 REG13
      21. 9.4.21 REG14
10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application Diagram
       1. 10.2.1 Design Requirements
       2. 10.2.2 Detailed Design Procedure
          1. 10.2.2.1 Inductor Selection
          2. 10.2.2.2 Buck Input Capacitor
          3. 10.2.2.3 System Output Capacitor
       3. 10.2.3 Application Curves
    3. 10.3 System Example
11. 11Power Supply Recommendations
12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
13. 13器件和文檔支持
    1. 13.1 器件支持
       1. 13.1.1 Third-Party Products Disclaimer
    2. 13.2 相關鏈接
    3. 13.3 接收文檔更新通知
    4. 13.4 社區(qū)資源
    5. 13.5 商標
    6. 13.6 靜電放電警告
    7. 13.7 Glossary
14. 14機械、封裝和可訂購信息