TPS54628DDAR - Texas Instruments

Manufacturer Part Number

TPS54628DDAR

Manufacturer

Texas Instruments

Introduction

High-efficiency synchronous step-down regulator for power management

Product Features and Performance

D-CAP2™ control for fast transient response

Eco-Mode™ for light load efficiency

Adjustable output voltage range from 0.765V to 5.5V

Current output capability of 6A

Wide input voltage range of 4.5V to 18V

650kHz switching frequency for optimized balance between efficiency and component sizes

Integrated synchronous rectifier for improved efficiency

Thermal shutdown and over-current protection

Power Good output for sequencing

Soft start to minimize inrush current during startup

Under-voltage lockout protection

Product Advantages

High efficiency at light and heavy loads

Low external component count due to D-CAP2™ architecture

Robust thermal performance with a -40°C to 85°C operating temperature range

Key Technical Parameters

Voltage - Input (Min): 4.5V

Voltage - Input (Max): 18V

Voltage - Output (Min/Fixed): 0.765V

Voltage - Output (Max): 5.5V

Current - Output: 6A

Frequency - Switching: 650kHz

Topologies: Buck, Step-Down

Synchronous Rectification: Yes

Quality and Safety Features

Over-current protection

Thermal shutdown

Under-voltage lockout

Meets EN55022 Class B EMI standards

Compatibility

Compatible with various microprocessors, FPGAs, and other digital ICs

Wide range of input and output voltages for diverse applications

Application Areas

Computing systems

Networking equipment

Consumer electronics

Telecommunications infrastructure

Industrial power supplies

Product Lifecycle

Active product lifecycle

Ongoing manufacturer support with no near-term discontinuation

Several Key Reasons to Choose This Product

Efficient power regulation for extending device battery life

Reduced design complexity due to flexible D-CAP2™ control

Versatile for both high and low-power applications

Space-saving 8-PowerSOIC package with PowerPad for improved thermal dissipation

Support for a wide range of input and output voltages catering to different power requirements

Excellent thermal and electrical protection features for system reliability

Backed by Texas Instruments' reputation for quality and support