ZHCSG48C April   2015  – March 2017

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 修订历史记录
  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器件和文档支持
    1. 11.1 接收文档更新通知
    2. 11.2 社区资源
    3. 11.3 商标
    4. 11.4 静电放电警告
    5. 11.5 Glossary
  12. 12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

11 器件和文档支持

11.1 接收文档更新通知

如需接收文档更新通知，请访问 www.ti.com.cn 网站上的器件产品文件夹。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产品信息。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。

11.2 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.

11.3 商标

PowerPAD, E2E are trademarks of Texas Instruments.

Intel is a registered trademark of Intel Corporation.

All other trademarks are the property of their respective owners.

11.4 静电放电警告

esds-image

ESD 可能会损坏该集成电路。德州仪器 (TI) 建议通过适当的预防措施处理所有集成电路。如果不遵守正确的处理措施和安装程序 , 可能会损坏集成电路。

ESD 的损坏小至导致微小的性能降级 , 大至整个器件故障。 精密的集成电路可能更容易受到损坏 , 这是因为非常细微的参数更改都可能会导致器件与其发布的规格不相符。

11.5 Glossary

SLYZ022 — TI Glossary.

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