SLUSFG9A April   2024  – June 2024 TPS561243 , TPS561246

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Pin Configuration and Functions
  6. Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Typical Characteristics
  7. Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Adaptive On-Time Control and PWM Operation
      2. 6.3.2 Eco-mode Control
      3. 6.3.3 Soft Start and Prebiased Soft Start
      4. 6.3.4 Large Duty Operation
      5. 6.3.5 Current Protection
      6. 6.3.6 Enable Circuit
      7. 6.3.7 Undervoltage Lockout (UVLO) Protection
      8. 6.3.8 Thermal Shutdown
    4. 6.4 Device Functional Modes
      1. 6.4.1 Eco-mode Operation
      2. 6.4.2 FCCM Mode Operation
  8. Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
        1. 7.2.2.1 Custom Design With WEBENCH® Tools
        2. 7.2.2.2 Output Voltage Resistors Selection
        3. 7.2.2.3 Output Filter Selection
        4. 7.2.2.4 Input Capacitor Selection
        5. 7.2.2.5 Bootstrap Capacitor Selection
      3. 7.2.3 Application Curves
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Example
  9. Device and Documentation Support
    1. 8.1 Device Support
      1. 8.1.1 Development Support
        1. 8.1.1.1 Custom Design With WEBENCH® Tools
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Support Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  10. Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Application Curves

TPS561243 TPS561246 TPS561243 Output Voltage Ripple With
            0.01A LoadingFigure 7-2 TPS561243 Output Voltage Ripple With 0.01A Loading
TPS561243 TPS561246 TPS561243 Output Voltage Ripple With
            1A LoadingFigure 7-4 TPS561243 Output Voltage Ripple With 1A Loading
TPS561243 TPS561246 TPS561243 Enable On With 1A
            LoadingFigure 7-6 TPS561243 Enable On With 1A Loading
TPS561243 TPS561246 TPS561246 Enable On With 1A
            LoadingFigure 7-8 TPS561246 Enable On With 1A Loading
TPS561243 TPS561246 TPS561243 Power On With 1A
            LoadingFigure 7-10 TPS561243 Power On With 1A Loading
TPS561243 TPS561246 TPS561246 Power On With 1A
            LoadingFigure 7-12 TPS561246 Power On With 1A Loading
TPS561243 TPS561246 TPS561243 Load Transient With 0A to
            1AFigure 7-14 TPS561243 Load Transient With 0A to 1A
TPS561243 TPS561246 TPS561243 Normal Operation to Output
            HardshortFigure 7-16 TPS561243 Normal Operation to Output Hardshort
TPS561243 TPS561246 TPS561246 Output Voltage Ripple With
            0.01A LoadingFigure 7-3 TPS561246 Output Voltage Ripple With 0.01A Loading
TPS561243 TPS561246 TPS561246 Output Voltage Ripple With
            1A LoadingFigure 7-5 TPS561246 Output Voltage Ripple With 1A Loading
TPS561243 TPS561246 TPS561243 Enable Off With 1A
            LoadingFigure 7-7 TPS561243 Enable Off With 1A Loading
TPS561243 TPS561246 TPS561246 Enable Off With 1A
            LoadingFigure 7-9 TPS561246 Enable Off With 1A Loading
TPS561243 TPS561246 TPS561243 Power Off With 1A
            LoadingFigure 7-11 TPS561243 Power Off With 1A Loading
TPS561243 TPS561246 TPS561246 Power Off With 1A
            LoadingFigure 7-13 TPS561246 Power Off With 1A Loading
TPS561243 TPS561246 TPS561246 Load Transient With 0A to
            1AFigure 7-15 TPS561246 Load Transient With 0A to 1A
TPS561243 TPS561246 TPS561246 Normal Operation to Output
            HardshortFigure 7-17 TPS561246 Normal Operation to Output Hardshort