SLVSBB2E May   2012  – March 2017 TPS65131-Q1

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Switching Characteristics
    7. 6.7 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Power Conversion
      2. 8.3.2 Control
      3. 8.3.3 Output Rails Enable or Disable
      4. 8.3.4 Load Disconnect
      5. 8.3.5 Soft Start
      6. 8.3.6 Overvoltage Protection
      7. 8.3.7 Undervoltage Lockout
      8. 8.3.8 Overtemperature Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 Power-Save Mode
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 TPS65131-Q1 With VPOS = 10.5 V, VNEG = -10 V
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Programming the Output Voltage
            1. 9.2.1.2.1.1 Boost Converter
            2. 9.2.1.2.1.2 Inverting Converter
          2. 9.2.1.2.2 Inductor Selection
          3. 9.2.1.2.3 Capacitor Selection
            1. 9.2.1.2.3.1 Input Capacitor
            2. 9.2.1.2.3.2 Output Capacitors
          4. 9.2.1.2.4 Rectifier Diode Selection
          5. 9.2.1.2.5 External P-MOSFET Selection
          6. 9.2.1.2.6 Stabilizing the Control Loop
            1. 9.2.1.2.6.1 Feedforward Capacitors
            2. 9.2.1.2.6.2 Compensation Capacitors
        3. 9.2.1.3 Analog Supply Input Filter
          1. 9.2.1.3.1 RC-Filter
          2. 9.2.1.3.2 LC-Filter
        4. 9.2.1.4 Thermal Information
        5. 9.2.1.5 Application Curves
      2. 9.2.2 TPS65131-Q1 With VPOS = 5.5 V, VNEG = -5 V
        1. 9.2.2.1 Design Requirements
        2. 9.2.2.2 Application Curves
      3. 9.2.3 TPS65131-Q1 With VPOS = 15 V, VNEG = -15 V
        1. 9.2.3.1 Design Requirements
        2. 9.2.3.2 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 Trademarks
    3. 12.3 Electrostatic Discharge Caution
    4. 12.4 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

13 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 device. This data is subject to change without notice and without revision of this document. For browser-based versions of this data sheet, refer to the left-hand navigation.