ZHCS174C January   2014  – October 2014 TPS61230 , TPS61232

UNLESS OTHERWISE NOTED, this document contains PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用范围
  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 Handling Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 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 Startup
      2. 8.3.2 Current Limit Operation
      3. 8.3.3 Enable/Disable
      4. 8.3.4 Undervoltage Lockout
      5. 8.3.5 Output Capacitor Discharge, TPS61231
      6. 8.3.6 Power Good Output
      7. 8.3.7 Over Voltage Protection
      8. 8.3.8 Thermal Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 Boost Normal Mode
      2. 8.4.2 Boost Power Save Mode
      3. 8.4.3 Zero Duty Cycle Mode
  9. 9 Applications and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 TPS61230 2.3-V to 5.5-V Input, 5-V Output Converter
        1. 9.2.1.1 TPS61230 5-V Output Design Requirements
        2. 9.2.1.2 TPS61230 5-V Detailed Design Procedure
          1. 9.2.1.2.1 Programming the Output Voltage
          2. 9.2.1.2.2 Inductor and Capacitor Selection
            1. 9.2.1.2.2.1 Inductor Selection
            2. 9.2.1.2.2.2 Output Capacitor Selection
            3. 9.2.1.2.2.3 Input Capacitor Selection
          3. 9.2.1.2.3 Loop Stability, Feed Forward Capacitor
        3. 9.2.1.3 TPS61230 5-V Output Application Performance Plots
      2. 9.2.2 TPS61230 2.3-V to 5.5-V Input, 3.5-V Output Converter
        1. 9.2.2.1 TPS61230 3.5-V Output Design Requirements
        2. 9.2.2.2 Detailed Design Procedure
        3. 9.2.2.3 TPS61230 3.5-V Output Application Performance Plots
      3. 9.2.3 TPS61230 Application with Feed Forward Capacitor for Best Transient Response
        1. 9.2.3.1 Design Requirements
        2. 9.2.3.2 Detailed Design Procedure
        3. 9.2.3.3 Application Curve
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
    3. 11.3 Thermal Considerations
  12. 12器件和文档支持
    1. 12.1 器件支持
      1. 12.1.1 第三方米6体育平台手机版_好二三四免责声明
    2. 12.2 文档支持
      1. 12.2.1 相关文档　
    3. 12.3 相关链接
    4. 12.4 商标
    5. 12.5 静电放电警告
    6. 12.6 术语表
  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

4 修订历史记录

Changes from B Revision (June 2014) to C Revision

  • Changed Electrical Characteristics in the IQ row; VOUT = 3.5 V to VOUT = No Supply Go

Changes from A Revision (March 2014) to B Revision

  • 已将 TPS61232 添加到数据表Go
  • 已更改器件信息 Go
  • Changed the Device Comparison TableGo
  • Changed the Handling Ratings table Go

Changes from * Revision (September 2013) to A Revision

  • 已从数据表中删除 TPS61232 Go
  • 已将数据表更改为全新的 TI 格式Go
  • 已将说明从：输入流耗减少至 0.5µA（典型值）更改为：输入流耗减少至 1.5µA（典型值）Go
  • Changed the Functional Block Diagram. Removed Note 2 Go
  • Deleted the Programming The Output Voltage section Go
  • Changed Figure 14 label From: Startup (A) To: Startup (Ω)Go
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