ZHCS292H september   2009  – february 2021 BQ24040 , BQ24041 , BQ24045

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Revision History
  6. 5 Device Comparison
  7. 6 Pin Configuration and Functions
  8. 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
    6. 7.6 Timing Requirements
    7. 7.7 Typical Operational Characteristics (Protection Circuits Waveforms)
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Power-Down or Undervoltage Lockout (UVLO)
      2. 8.3.2 Power-up
      3. 8.3.3 Sleep Mode
      4. 8.3.4 New Charge Cycle
      5. 8.3.5 Overvoltage-Protection (OVP) – Continuously Monitored
      6. 8.3.6 Power Good Indication ( PG)
      7. 8.3.7 CHG Terminal Indication
    4. 8.4 Device Functional Modes
      1. 8.4.1  CHG and PG LED Pull-up Source
      2. 8.4.2  Auto Start-up (BQ24041)
      3. 8.4.3  IN-DPM (VIN-DPM or IN-DPM)
      4. 8.4.4  OUT
      5. 8.4.5  ISET
      6. 8.4.6  PRE_TERM – Pre-Charge and Termination Programmable Threshold, BQ24040/5
      7. 8.4.7  ISET2
      8. 8.4.8  TS (BQ24040/5)
      9. 8.4.9  Termination and Timer Disable Mode (TTDM) - TS Terminal High
      10. 8.4.10 Timers, BQ24040 and BQ24045 only
      11. 8.4.11 Termination
      12. 8.4.12 Battery Detect Routine
      13. 8.4.13 Refresh Threshold
      14. 8.4.14 Starting a Charge on a Full Battery
  10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 Typical Application: BQ24040 and BQ24045
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Calculations
            1. 9.2.1.2.1.1 Program the Fast Charge Current, ISET:
            2. 9.2.1.2.1.2 Program the Termination Current Threshold, ITERM:
            3. 9.2.1.2.1.3 TS Function (BQ24040)
            4. 9.2.1.2.1.4 CHG and PG
          2. 9.2.1.2.2 Selecting In and Out Terminal Capacitors
        3. 9.2.1.3 Application Curves
      2. 9.2.2 Typical Application Circuit: BQ24041, with ASI and ASO
        1. 9.2.2.1 Design Requirements
        2. 9.2.2.2 Detailed Design Procedure
        3. 9.2.2.3 Application Curves
  11. 10Power Supply Recommendations
  12. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
    3. 11.3 Thermal Considerations
      1. 11.3.1 Leakage Current Effects on Battery Capacity
  13. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 第三方产品免责声明
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 接收文档更新通知
    4. 12.4 支持资源
    5. 12.5 Trademarks
    6. 12.6 静电放电警告
    7. 12.7 术语表
  14. 13Mechanical, Packaging, and Orderable Information

封装选项

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

4 Revision History

Changes from Revision G (June 2020) to Revision H (February 2021)

  • 向 IEC 62368-1 CB 认证特性添加了 BQ24040、BQ24045Go
  • Changed IBD-SINK minimum from 7 mA to 6 mAGo
  • Changed IIH maximum from 8 μA to 9.5 μAGo

Changes from Revision F (March 2015) to Revision G (June 2020)

Changes from Revision E (February 2014) to Revision F (March 2015)

  • 更改了器件信息 表的标题信息，并删除了器件编号中的封装标识Go
  • Changed the Terminal Configuration and Functions To: Section 6 Go
  • The storage temperature range has been moved to the Section 7.1 Go
  • Changed the Handling Ratings table To: Section 7.2 and updated the guidelinesGo
  • Added the package family to the column heading in the Section 7.4 .Go
  • Added the NOTE to the Section 9 Go

Changes from Revision D (March 2013) to Revision E (February 2014)

  • 添加了处理额定值 表、特性说明 部分、器件功能模式 部分、应用和实施 部分、电源相关建议 部分、布局 部分、器件和文档支持 部分以及机械、封装 和可订购信息 部分Go
  • Changed the Dissipation Rating table to the Section 7.4 .Go
  • Changed VO_HT(REG) in the Electrical Characteristics table to include new values BQ24045Go
  • Added the Timing Requirements tableGo
  • Deleted the last sentence in the first paragraph of the TS (BQ24040/5) section Go
  • Added the Section 9.2.1.3 Go

Changes from Revision C (February 2013) to Revision D (March 2013)

  • 将“特性”从固定 10 小时安全计时器更改为：固定 10 小时安全计时器，BQ24040 和 BQ24045Go
  • Changed the OUT terminal DESCRIPTION Go
  • Changed RISET NOM value in the ROC table From: 49.9 kΩ To: 10.8 kΩGo
  • Changed RISET_SHORT test conditions From: RISET : 600Ω → 250Ω To: RISET : 540Ω → 250ΩGo
  • Changed IOUT_CL test conditions From: RISET : 600Ω → 250Ω To: RISET : 540Ω → 250ΩGo
  • Deleted: Internally Set: BQ24041 from the TERMINATION sectionGo
  • Added BQ24040 and BQ24045 only to the BATTERY CHARGING TIMERS AND FAULT TIMERS sectionGo
  • Changed text in the ISET section From: "maximum current between 1.1A and 1.35A" To: "maximum current between 1.05A and 1.4A"Go
  • Changed the Timers sectionGo
  • Deleted: IOUT_TERM = 54mA from the Typical Application Circuit: BQ24041, with ASI and ASO conditionsGo

Changes from Revision B (June 2012) to Revision C (February 2013)

  • 添加了器件 BQ24045Go
  • Added additional KISET information to the Electrical Characteristics tableGo
  • Added graph - Load RegulationGo
  • Added graph - Line RegulationGo

Changes from Revision A (September 2009) to Revision B (June 2012)

  • 将所有出现的锂离子更改为：锂离子和锂聚合物Go

Changes from Revision * (August 2009) to Revision A (September 2009)

  • 将器件的状态从“产品预发布”更改为量产数据Go