TPS54331DR 3A STEP DOWN DC-DC CONVERTER SOIC-8

The TPS54331DR is a high-efficiency 3A, 28V input step-down DC-DC converter in an SOIC-8 package. Designed to step down a higher input voltage to a stable lower output voltage, it is widely used in power management for industrial applications, consumer electronics, and embedded systems.

Key Features of TPS54331DR 3A Step Down DC-DC Converter:

• • High Efficiency: Provides up to 95% efficiency in a compact SOIC-8 package.
  • 3A Continuous Output Current: Capable of delivering a constant output current up to 3A.
  • Wide Input Voltage Range: Supports input voltages from 3.5V to 28V, suitable for various applications.
  • Internal Soft Start: Prevents inrush current and improves startup reliability.
  • Overcurrent and Thermal Protection: Built-in protection mechanisms ensure safe operation.

Technical Specifications of TPS54331DR 3A Step Down DC-DC Converter:

• • Input Voltage Range: 3.5V to 28V
  • Output Voltage: Adjustable from 0.8V to 25V
  • Output Current: Up to 3A
  • Switching Frequency: 570kHz
  • Operating Temperature: -40°C to +125°C
  • Package: SOIC-8

Schematic Diagram, Connection, Wiring, and Pinout of TPS54331DR 3A Step Down DC-DC Converter:

• Schematic Diagram: Basic circuit showing the TPS54331DR connected with input capacitor, inductor, diode, and output capacitor for stable operation.
• Connection: Input voltage is applied to Pin 1 (VIN), output voltage is taken from Pin 3 (SW), with feedback connection to Pin 6 (FB) for output voltage regulation.
• Pinout:
  • Pin 1 (VIN): Power supply input
  • Pin 3 (SW): Switch node
  • Pin 6 (FB): Feedback for voltage regulation
  • Pin 8 (GND): Ground connection

Applications of TPS54331DR 3A Step Down DC-DC Converter:

• • Industrial Power Supplies: Used in industrial circuits for stepping down high input voltage to a stable low output.
  • Embedded Systems: Powers microcontrollers and peripherals in embedded applications.
  • Consumer Electronics: Provides efficient power conversion in electronics such as laptops and tablets.
  • Battery-Powered Devices: Ideal for converting battery voltage in portable electronics.

Equivalent Models of TPS54331DR 3A Step Down DC-DC Converter:

• • LM2596: A 3A step-down converter with similar performance for low-voltage applications.
  • MP1584EN: Compact DC-DC buck converter IC for similar step-down applications.

Keywords for TPS54331DR 3A Step Down DC-DC Converter:

• • 3A Step Down Converter
  • DC-DC Buck Converter
  • High Efficiency Power IC
  • TPS54331 SOIC-8
  • Adjustable Output Voltage Converter

Package Includes:

• • 1 x TPS54331DR 3A Step Down DC-DC Converter (SOIC-8 Package)