Part TPS54231
Description Step-Down DC-DC Converter
Manufacturer Texas Instruments
Size 1.49 MB
Texas Instruments
TPS54231

Overview

The TPS54231 device is a 2-V, 2-A non-synchronous buck converter that integrates a low RDS(on) high-side MOSFET. To increase efficiency at light loads, a pulse skipping Eco-mode™ feature is automatically activated.

  • 1 3.5- to 28-V Input Voltage Range
  • Adjustable Output Voltage Down to 0.8 V
  • Integrated 80-mΩ High-Side MOSFET Supports up to 2 A Continuous Output Current
  • High Efficiency at Light Loads with a Pulse Skipping Eco-mode™
  • Fixed 570-kHz Switching Frequency
  • Typical 1-μA Shutdown Quiescent Current
  • Adjustable Slow-Start Limits Inrush Currents
  • Programmable UVLO Threshold
  • Overvoltage Transient Protection
  • Cycle-by-Cycle Current Limit, Frequency Fold Back and Thermal Shutdown Protection