SLUSG06 June   2025 TPS51375L

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 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. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1  PWM Operation and D-CAP3™ Control Mode
      2. 6.3.2  Remote Sense
      3. 6.3.3  Body Braking
      4. 6.3.4  5V LDO and BYP Function
      5. 6.3.5  Soft Start
      6. 6.3.6  Large Duty Operation
      7. 6.3.7  Power Good
      8. 6.3.8  Overcurrent Protection and Undervoltage Protection
      9. 6.3.9  Overvoltage Protection
      10. 6.3.10 UVLO Protection
      11. 6.3.11 Output Voltage Discharge
      12. 6.3.12 Standby Operation
      13. 6.3.13 Thermal Shutdown
    4. 6.4 Device Functional Modes
      1. 6.4.1 Advanced Eco-mode Control
  8. 7 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 External Component Selection
          1. 7.2.2.2.1 Remote Sense Amplifier and Adjusting the Output Voltage
          2. 7.2.2.2.2 Inductor Selection
          3. 7.2.2.2.3 Output Capacitor Selection
          4. 7.2.2.2.4 Input Capacitor Selection
          5. 7.2.2.2.5 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. 8 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 Documentation Support
      1. 8.2.1 Related Documentation
    3. 8.3 Receiving Notification of Documentation Updates
    4. 8.4 Support Resources
    5. 8.5 Trademarks
    6. 8.6 Electrostatic Discharge Caution
    7. 8.7 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Typical Characteristics

TJ = –40°C to 125°C, VIN = 12V, unless otherwise noted.

TPS51375L Supply Current vs Junction
                        TemperatureFigure 5-1 Supply Current vs Junction Temperature
TPS51375L Enable On Voltage vs
                        Junction TemperatureFigure 5-3 Enable On Voltage vs Junction Temperature
TPS51375L High-Side RDS(on)
                         vs Junction TemperatureFigure 5-5 High-Side RDS(on) vs Junction Temperature
TPS51375L OVP Threshold vs Junction
                        TemperatureFigure 5-7 OVP Threshold vs Junction Temperature
TPS51375L  VREF Voltage vs Junction
                        TemperatureFigure 5-9 VREF Voltage vs Junction Temperature
TPS51375L Valley Current Limit vs
                        Junction TemperatureFigure 5-11 Valley Current Limit vs Junction Temperature
TPS51375L VIN UVLO Rising vs
                        Junction TemperatureFigure 5-13 VIN UVLO Rising vs Junction Temperature
TPS51375L Efficiency vs Load
                        Current, FSW = 600kHz,
                            VOUT = 0.77VFigure 5-15 Efficiency vs Load Current,
FSW = 600kHz, VOUT = 0.77V
TPS51375L Shutdown Current vs
                        Junction TemperatureFigure 5-2 Shutdown Current vs Junction Temperature
TPS51375L Enable Off Voltage vs
                        Junction TemperatureFigure 5-4 Enable Off Voltage vs Junction Temperature
TPS51375L Low-Side
                            RDS(on) vs Junction TemperatureFigure 5-6 Low-Side RDS(on) vs Junction Temperature
TPS51375L UVP Threshold vs Junction
                        TemperatureFigure 5-8 UVP Threshold vs Junction Temperature
TPS51375L Discharge Resistor vs
                        Junction TemperatureFigure 5-10 Discharge Resistor vs Junction Temperature
TPS51375L Soft-Start Time vs
                        Junction TemperatureFigure 5-12 Soft-Start Time vs Junction Temperature
TPS51375L VIN UVLO Falling vs
                        Junction TemperatureFigure 5-14 VIN UVLO Falling vs Junction Temperature
TPS51375L Switching Frequency vs
                        Load Current, FSW = 600kHzFigure 5-16 Switching Frequency vs Load Current, FSW = 600kHz