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

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 Available Output Voltage Options(1)

PART NUMBER(2) OUTPUT VOLTAGE DC-DC OUTPUT VOLTAGE LDO
TPS61130PW Adjustable Adjustable
TPS61131PW 3.3 V 3.3 V
TPS61132PW 3.3 V 1.5 V
TPS61130RSA Adjustable Adjustable
TPS61132RSA 3.3 V 1.5 V
(1) Contact the factory to check availability of other fixed output voltage versions.
(2) The packages are available taped and reeled. Add R suffix to device type (for example, TPS61130PWR or TPS61130RSAR) to order quantities of 2000 devices per reel for the TSSOP (PW) package and 3000 devices per reel for the QFN (RSA) package.