ZHCSGX8E march   2017  – june 2023 TPS61253A , TPS61253E

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 Switching Characteristics
    8. 7.8 Typical Characteristics
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Start-up
      2. 8.3.2 Enable and Disable
      3. 8.3.3 Undervoltage Lockout (UVLO)
      4. 8.3.4 Current Limit Operation
      5. 8.3.5 Load Disconnection
      6. 8.3.6 Thermal Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 Auto PFM Mode
      2. 8.4.2 Forced PWM Mode
      3. 8.4.3 Ultrasonic Mode
      4. 8.4.4 Pass-Through Mode
  10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Custom Design With WEBENCH® Tools
        2. 9.2.2.2 Inductor Selection
        3. 9.2.2.3 Output Capacitor
        4. 9.2.2.4 Input Capacitor
        5. 9.2.2.5 Checking Loop Stability
        6. 9.2.2.6 Application Curves
      3. 9.2.3 System Examples
  11.   Power Supply Recommendations
  12. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Thermal Considerations
  13. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 第三方米6体育平台手机版_好二三四免责声明
      2. 11.1.2 Development Support
        1. 11.1.2.1 Custom Design With WEBENCH® Tools
    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
  14.   Mechanical, 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

5 Device Comparison

PART NUMBER OUTPUT VOLTAGE SW VALLEY CURRENT LIMIT (TYP.) DC START-UP CURRENT LIMT (TYP.) INPUT START-UP VOLTGAE EN I/O LOGIC SPECIFIC FEATURES
TPS61253A 5 V 4 A 1.5 A 2.3 V Supports 1.8 V logic I/O Supports output 5 V, up to 1500 mA
TPS612532A 5 V 4 A 1.5 A 2.3 V Supports 1.8 V logic I/O Supports output 5 V, up to 1500 mA with output discharge function
TPS61254A(1) 4.5 V 2.5 A 0.75 A 2.3 V Supports 1.8 V logic I/O Supports output 4.5 V, up to 1000 mA
TPS61255A(1) 4.7 V 4 A 1.5 A 2.3 V Supports 1.8 V logic I/O Supports output 4.5 V, up to 1500 mA
TPS612561A(1) 5 V 2.5 A 0.75 A 2.3 V Supports 1.8 V logic I/O Supports output 5 V, up to 1000 mA
TPS61258A(1) 4.5 V 4 A 1.5 A 2.3 V Supports 1.8 V logic I/O Supports output 4.5 V, up to 1500 mA
TPS612592A(1) 5.2 V 4 A 0.75 A 2.3 V Supports 1.8 V logic I/O Supports output 5.2 V, up to 1500 mA
TPS612531A(1) 5 V 4 A 1.5 A 2.3 V Supports 1.8 V logic I/O Supports output 5 V, up to 1500 mA with PFM/PWM mode only
TPS61253E 5.25 V 4.5 A 1.5 A 2.6 V Supports both 1.8 V and 1.2 V logic I/O Supports output 5.25 V, up to 1500 mA
(1) Preview. Contact TI factory for more information.
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