ZHCSDO3C August   2014  – December 2016

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 修订历史记录
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and 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
    6. 7.6 Timing Requirements
    7. 7.7 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  Battery Only
      2. 8.3.2  Adapter Detect and ACOK Output
        1. 8.3.2.1 Adapter Overvoltage (ACOVP)
      3. 8.3.3  System Power Selection
      4. 8.3.4  System Power Up
        1. 8.3.4.1 Dynamic Power Management (IDPM) and Supplement Mode
        2. 8.3.4.2 Minimum System Voltage Regulation and LDO Mode
      5. 8.3.5  Current and Power Monitor
        1. 8.3.5.1 High Accuracy Current Sense Amplifier (IADP and IBAT)
        2. 8.3.5.2 High Accuracey Power Sense Amplifier (PMON)
      6. 8.3.6  Processor Hot Indication for CPU Throttling
      7. 8.3.7  Converter Operation
        1. 8.3.7.1 Continuous Conduction Mode (CCM)
        2. 8.3.7.2 Discontinuous Conduction Mode (DCM)
        3. 8.3.7.3 PFM Mode
        4. 8.3.7.4 Switching Frequency Adjust
      8. 8.3.8  Learn Mode
      9. 8.3.9  Charger Timeout
      10. 8.3.10 Device Protection Features
        1. 8.3.10.1 Input Overcurrent Protection (ACOC)
        2. 8.3.10.2 Converter Overcurrent Protection
        3. 8.3.10.3 Battery Overvoltage Protection (BATOVP)
        4. 8.3.10.4 System Overvoltage Protection (SYSOVP)
        5. 8.3.10.5 Thermal Shutdown Protection (TSHUT)
    4. 8.4 Device Functional Modes
      1. 8.4.1 Battery Charging
      2. 8.4.2 System Voltage Regulation with Narrow VDC Architecture
    5. 8.5 Programming
      1. 8.5.1 SMBus Interface
        1. 8.5.1.1 SMBus Write-Word and Read-Word Protocols
        2. 8.5.1.2 Timing Diagrams
      2. 8.5.2 I2C Serial Interface
        1. 8.5.2.1 Data Validity
        2. 8.5.2.2 START and STOP Conditions
        3. 8.5.2.3 Byte Format
        4. 8.5.2.4 Acknowledge (ACK) and Not Acknowledge (NACK)
        5. 8.5.2.5 Slave Address and Data Direction Bit
        6. 8.5.2.6 Single Read and Write
        7. 8.5.2.7 Multi-Read and Multi-Write
    6. 8.6 Register Maps
      1. 8.6.1 ChargeOption0 Register
      2. 8.6.2 ChargeOption1 Register
      3. 8.6.3 ChargeOption2 Register
      4. 8.6.4 ProchotOption0 Register
      5. 8.6.5 ProchotOption1 Register
      6. 8.6.6 Setting the Charge Current
      7. 8.6.7 Setting the Maximum Charge Voltage
      8. 8.6.8 Setting the Minimum Charge Voltage
      9. 8.6.9 Setting Input Current
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application, bq24770
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Reverse Input Voltage Protection
        2. 9.2.2.2 Inductor Selection
        3. 9.2.2.3 Input Capacitor
        4. 9.2.2.4 Output Capacitor
        5. 9.2.2.5 Power MOSFETs Selection
        6. 9.2.2.6 Input Filter Design
      3. 9.2.3 Application Curves
      4. 9.2.4 Typical Application, bq24773
        1. 9.2.4.1 Design Requirements
        2. 9.2.4.2 Detailed Design Procedure
        3. 9.2.4.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
      1. 11.2.1 Layout Consideration of Current Path
      2. 11.2.2 Layout Consideration of Short Circuit Protection
  12. 12器件和文档支持
    1. 12.1 相关链接
    2. 12.2 接收文档更新通知
    3. 12.3 社区资源
    4. 12.4 商标
    5. 12.5 静电放电警告
    6. 12.6 Glossary
  13. 13机械、封装和可订购信息

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

12 器件和文档支持

12.1 相关链接

下面的表格列出了快速访问链接。范围包括技术文档、支持与社区资源、工具和软件，以及样片或购买的快速访问。

Table 15. 相关链接

部件 米6体育平台手机版_好二三四文件夹 样片与购买 技术文档 工具与软件 支持与社区
bq24770 请单击此处 请单击此处 请单击此处 请单击此处 请单击此处
bq24773 请单击此处 请单击此处 请单击此处 请单击此处 请单击此处

12.2 接收文档更新通知

如需接收文档更新通知，请访问 www.yogichopra.com 网站上的器件米6体育平台手机版_好二三四文件夹。点击右上角的提醒我 (Alert me) 注册后，即可每周定期收到已更改的米6体育平台手机版_好二三四信息。有关更改的详细信息，请查阅已修订文档中包含的修订历史记录。

12.3 社区资源

The following links connect to TI community resources. Linked contents are provided "AS IS" by the respective contributors. They do not constitute TI specifications and do not necessarily reflect TI's views; see TI's Terms of Use.

    TI E2E™ Online Community TI's Engineer-to-Engineer (E2E) Community. Created to foster collaboration among engineers. At e2e.ti.com, you can ask questions, share knowledge, explore ideas and help solve problems with fellow engineers.
    Design Support TI's Design Support Quickly find helpful E2E forums along with design support tools and contact information for technical support.

12.4 商标

E2E is a trademark of Texas Instruments.

All other trademarks are the property of their respective owners.

12.5 静电放电警告

esds-image

这些装置包含有限的内置 ESD 保护。 存储或装卸时，应将导线一起截短或将装置放置于导电泡棉中，以防止 MOS 门极遭受静电损伤。

12.6 Glossary

SLYZ022 — TI Glossary.

This glossary lists and explains terms, acronyms, and definitions.
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