ZHCSG48C April   2015  – 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 Pin Configuration and Functions
6. 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 Electrical Characteristics
   6. 6.6 Timing Requirements
   7. 6.7 Typical Characteristics
7. 7 Detailed Description
   1. 7.1 Overview
   2. 7.2 Functional Block Diagram
   3. 7.3 Feature Description
      1. 7.3.1 Device Power Up
         1. 7.3.1.1 Battery Only
         2. 7.3.1.2 Adapter Detect and ACOK Output
            1. 7.3.1.2.1 Adapter Overvoltage (ACOVP)
      2. 7.3.2 System Power Selection
      3. 7.3.3 Enable and Disable Charging
         1. 7.3.3.1 Automatic Internal Soft-Start Charger Current
      4. 7.3.4 Current and Power Monitor
         1. 7.3.4.1 High Accuracy Current Sense Amplifier (IADP and IDCHG)
         2. 7.3.4.2 High Accuracy Power Sense Amplifier (PMON)
      5. 7.3.5 Processor Hot Indication for CPU Throttling
      6. 7.3.6 Converter Operation
         1. 7.3.6.1 Continuous Conduction Mode (CCM)
         2. 7.3.6.2 Discontinuous Conduction Mode (DCM)
         3. 7.3.6.3 Non-Sync Mode and Light Load Comparator
         4. 7.3.6.4 EMI Switching Frequency Adjust
      7. 7.3.7 Battery LEARN Cycle
      8. 7.3.8 Charger Timeout
      9. 7.3.9 Device Protections Features
         1. 7.3.9.1 Input Overcurrent Protection (ACOC)
         2. 7.3.9.2 Charge Overcurrent Protection (CHGOCP)
         3. 7.3.9.3 Battery Overvoltage Protection (BATOVP)
         4. 7.3.9.4 Battery Short
         5. 7.3.9.5 Thermal Shutdown Protection (TSHUT)
         6. 7.3.9.6 Inductor Short, MOSFET Short Protection
   4. 7.4 Device Functional Modes
      1. 7.4.1 Battery Charging
      2. 7.4.2 Hybrid Power Boost Mode
         1. 7.4.2.1 Battery Discharge Current Regulation in Hybrid Power Boost Mode
   5. 7.5 Programming
      1. 7.5.1 SMBus Interface
         1. 7.5.1.1 SMBus Write-Word and Read-Word Protocols
         2. 7.5.1.2 Timing Diagrams
   6. 7.6 Register Maps
      1. 7.6.1  Battery-Charger Commands
      2. 7.6.2  Setting Charger Options
         1. 7.6.2.1 ChargeOption0 Register
      3. 7.6.3  ChargeOption1 Register
      4. 7.6.4  ChargeOption2 Register
      5. 7.6.5  ChargeOption3 Register
      6. 7.6.6  ProchotOption0 Register
      7. 7.6.7  ProchotOption1 Register
      8. 7.6.8  ProchotStatus Register
      9. 7.6.9  Setting the Charge Current
      10. 7.6.10 Setting the Charge Voltage
      11. 7.6.11 Setting Input Current
      12. 7.6.12 Setting the Discharge Current
8. 8 Application and Implementation
   1. 8.1 Application Information
   2. 8.2 Typical Applications
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
         1. 8.2.2.1 Negative Output Voltage Protection
         2. 8.2.2.2 Reverse Input Voltage Protection
         3. 8.2.2.3 Reduce Battery Quiescent Current
         4. 8.2.2.4 Inductor Selection
         5. 8.2.2.5 Input Capacitor
         6. 8.2.2.6 Output Capacitor
         7. 8.2.2.7 Power MOSFETs Selection
         8. 8.2.2.8 Input Filter Design
      3. 8.2.3 Application Curves
9. 9 Power Supply Recommendations
10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Examples
       1. 10.2.1 Layout Consideration of Current Path
       2. 10.2.2 Layout Consideration of Short Circuit Protection
       3. 10.2.3 Layout Consideration for Short Circuit Protection
11. 11器件和文檔支持
    1. 11.1 接收文檔更新通知
    2. 11.2 社區資源
    3. 11.3 商標
    4. 11.4 靜電放電警告
    5. 11.5 Glossary
12. 12機械、封裝和可訂購信息