SLVSAQ2C January   2014  – October 2014 TPS61230 , TPS61232

UNLESS OTHERWISE NOTED, this document contains PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  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. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 Related Links
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ（パッケージ｜ピン）
サーマルパッド・メカニカル・データ
発注情報

4 Revision History

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

  • Added TPS61232 to the data sheet Go
  • Changed the Device Information Go
  • Changed the Device Comparison TableGo
  • Changed the Handling Ratings table Go

Changes from * Revision (September 2013) to A Revision

  • Deleted TPS61232 from the data sheet Go
  • Changed the data sheet to the new TI format Go
  • Changed the Description From: input current consumption is reduced to 0.5 µA typical To: input current consumption is reduced to 1.5 µA typical 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