TPS54314PWP - Texas Instruments

Manufacturer Part Number

TPS54314PWP

Manufacturer

Texas Instruments

Introduction

The TPS54314PWP is a fixed output, highly efficient, synchronous step-down DC-DC converter from Texas Instruments’ SWIFT™ series with integrated MOSFETs.

Product Features and Performance

Integrated Synchronous Power MOSFETs

High Efficiency for Reduced Power Loss

Fixed Switching Frequency: 350kHz or 550kHz options

Step-Down (Buck) Topology

Fixed Output Voltage: 1.8V

Output Current Capacity: 3A

Wide Input Voltage Range: 3V to 6V

Built-In Over Current and Over Temperature Protection

Power Good Output for Sequencing

Externally Adjustable Soft-Start

Cycle-by-Cycle Current Limit

Stable With Low ESR Output Ceramic Capacitors

Product Advantages

High Integration for Compact Design

Energy Efficient Operation at Light Loads with Eco-Mode™

Power Saving at Low Output Loads

Low Radiated Emissions (EMI) with Integrated Boot Capacitor

Key Technical Parameters

Number of Outputs: 1

Voltage Input (Min): 3V

Voltage Input (Max): 6V

Voltage Output (Min/Fixed): 1.8V

Current Output: 3A

Frequency Switching: 350kHz, 550kHz

Synchronous Rectifier: Yes

Operating Temperature Range: -40°C to 85°C

Quality and Safety Features

Thermal Shutdown and Protection

Overcurrent Limiting

Under Voltage Lock Out (UVLO)

Over Voltage Protection

Compatibility

Compatible with Surface Mount Technology (SMT)

PowerTSSOP Packaging Compatible with Standard PCB Designs

Application Areas

Point of Load Power Supplies

DSP and FPGA Power Supplies

Consumer Electronics

Networking and Telecommunication Equipment

Office Automation and Industrial Equipment

Product Lifecycle

Obsolete Status

Contact Manufacturer for Replacement or Upgrades

Several Key Reasons to Choose This Product

Provides a Compact Solution with Minimal External Components

Increased Power Density

Simplifies System Design and Reduces Time to Market

Versatile for Use in Various Industrial and Consumer Applications

Known Quality and Reliability from Texas Instruments

Can Simplify Power Supply Design Due to Integrated Features