SLVS431C june   2002  – September 2015 TPS61131

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Available Output Voltage Options
  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 Typical Characteristics
  8. 8 Parameter Measurement Information
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Controller Circuit
      2. 9.3.2 Synchronous Rectifier
      3. 9.3.3 Device Enable
      4. 9.3.4 Undervoltage Lockout
      5. 9.3.5 Soft-Start
      6. 9.3.6 Power Good
      7. 9.3.7 Low Battery Detector Circuit—LBI/LBO
      8. 9.3.8 Low-EMI Switch
    4. 9.4 Device Functional Modes
      1. 9.4.1 Power Save Mode
      2. 9.4.2 LDO
      3. 9.4.3 LDO Enable
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Applications
      1. 10.2.1 Typical Application Circuit for Adjustable Output Voltage Option
        1. 10.2.1.1 Design Requirements
        2. 10.2.1.2 Detailed Design Procedure
          1. 10.2.1.2.1 Programming the Output Voltage
            1. 10.2.1.2.1.1 DC-DC Converter
          2. 10.2.1.2.2 LDO
          3. 10.2.1.2.3 Programming the LBI/LBO Threshold Voltage
          4. 10.2.1.2.4 Inductor Selection
          5. 10.2.1.2.5 Capacitor Selection
            1. 10.2.1.2.5.1 Input Capacitor
            2. 10.2.1.2.5.2 Flying Capacitor DC-DC Converter
            3. 10.2.1.2.5.3 Output Capacitor DC-DC Converter
            4. 10.2.1.2.5.4 Small Signal Stability
            5. 10.2.1.2.5.5 Output Capacitor LDO
        3. 10.2.1.3 Application Curves
      2. 10.2.2 Solution for Maximum Output Power
      3. 10.2.3 Low Profile Solution, Maximum Height 1.8 mm
      4. 10.2.4 Single Output Using LDO as Filter
      5. 10.2.5 Dual Input Power Supply Solution
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
    3. 12.3 Thermal Consideration
  13. 13Device and Documentation Support
    1. 13.1 Device Support
      1. 13.1.1 Third-Party Products Disclaimer
    2. 13.2 Related Links
    3. 13.3 Community Resource
    4. 13.4 Trademarks
    5. 13.5 Electrostatic Discharge Caution
    6. 13.6 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

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14 Mechanical, Packaging, and Orderable Information

The following pages include mechanical, packaging, and orderable information. This information is the most current data available for the designated devices. This data is subject to change without notice and revision of this document. For browser-based versions of this data sheet, refer to the left-hand navigation.