ZHCSJZ6F June   2019  – February 2025 BQ25618 , BQ25619

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 说明（续）
  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 Thermal Information
    6. 6.6 Electrical Characteristics
    7. 6.7 Timing Requirements
    8. 6.8 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Power-On-Reset (POR)
      2. 7.3.2  Device Power Up From Battery Without Input Source
      3. 7.3.3  Power Up From Input Source
        1. 7.3.3.1 Power Up REGN LDO
        2. 7.3.3.2 Poor Source Qualification
        3. 7.3.3.3 Input Source Type Detection (IINDPM Threshold)
          1. 7.3.3.3.1 PSEL Pins Sets Input Current Limit
        4. 7.3.3.4 Input Voltage Limit Threshold Setting (VINDPM Threshold)
        5. 7.3.3.5 Power Up Converter in Buck Mode
        6. 7.3.3.6 HIZ Mode with Adapter Present
      4. 7.3.4  Boost Mode Operation From Battery
      5. 7.3.5  Power Path Management
        1. 7.3.5.1 Narrow VDC Architecture
        2. 7.3.5.2 Dynamic Power Management
        3. 7.3.5.3 Supplement Mode
      6. 7.3.6  Battery Charging Management
        1. 7.3.6.1 Autonomous Charging Cycle
        2. 7.3.6.2 Battery Charging Profile
        3. 7.3.6.3 Charging Termination
        4. 7.3.6.4 Thermistor Qualification
          1. 7.3.6.4.1 JEITA Guideline Compliance During Charging Mode
          2. 7.3.6.4.2 Boost Mode Thermistor Monitor During Battery Discharge Mode
        5. 7.3.6.5 Charging Safety Timer
      7. 7.3.7  Ship Mode and QON Pin
        1. 7.3.7.1 BATFET Disable (Enter Ship Mode)
        2. 7.3.7.2 BATFET Enable (Exit Ship Mode)
        3. 7.3.7.3 BATFET Full System Reset
      8. 7.3.8  Status Outputs (STAT, INT , PMID_GOOD)
        1. 7.3.8.1 Power Good Indicator (PG_STAT Bit)
        2. 7.3.8.2 Charging Status Indicator (STAT)
        3. 7.3.8.3 Interrupt to Host (INT)
        4. 7.3.8.4 PMID Voltage Indicator (PMID_GOOD)
      9. 7.3.9  Protections
        1. 7.3.9.1 Voltage and Current Monitoring in Buck Mode
          1. 7.3.9.1.1 Input Overvoltage Protection (ACOV)
          2. 7.3.9.1.2 System Overvoltage Protection (SYSOVP)
        2. 7.3.9.2 Voltage and Current Monitoring in Boost Mode
          1. 7.3.9.2.1 Boost Mode Overvoltage Protection
          2. 7.3.9.2.2 PMID Overcurrent Protection
        3. 7.3.9.3 Thermal Regulation and Thermal Shutdown
          1. 7.3.9.3.1 Thermal Protection in Buck Mode
          2. 7.3.9.3.2 Thermal Protection in Boost Mode
        4. 7.3.9.4 Battery Protection
          1. 7.3.9.4.1 Battery Overvoltage Protection (BATOVP)
          2. 7.3.9.4.2 Battery Overdischarge Protection
          3. 7.3.9.4.3 System Overcurrent Protection
      10. 7.3.10 Serial Interface
        1. 7.3.10.1 Data Validity
        2. 7.3.10.2 START and STOP Conditions
        3. 7.3.10.3 Byte Format
        4. 7.3.10.4 Acknowledge (ACK) and Not Acknowledge (NACK)
        5. 7.3.10.5 Slave Address and Data Direction Bit
        6. 7.3.10.6 Single Read and Write
        7. 7.3.10.7 Multi-Read and Multi-Write
    4. 7.4 Device Functional Modes
      1. 7.4.1 Host Mode and Default Mode
    5. 7.5 Register Maps
  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
        1. 8.2.2.1 Inductor Selection
        2. 8.2.2.2 Input Capacitor and Resistor
        3. 8.2.2.3 Output Capacitor
      3. 8.2.3 Application Curves
  10. 9 Power Supply Recommendations
  11. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  12. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 第三方产品免责声明
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    3. 11.3 接收文档更新通知
    4. 11.4 支持资源
    5. 11.5 Trademarks
    6. 11.6 静电放电警告
    7. 11.7 术语表
  13. 12Revision History
  14. 13Mechanical, Packaging, and Orderable Information

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机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息
Data Sheet



具有 20mA 终止电流和 1A 升压运行的 BQ25618/619 I2C 控制型 1.5A 单节电池充电器
具有 1.2A 升压运行和输入电压浪涌保护的

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