Product Model

TPS54428DDA

Introduction

High-Efficiency Synchronous Step-Down Regulator

Brand and Manufacturer

Texas Instruments

Features

D-CAP2™ Control for Fast Transient Response

Eco-Mode™ for Light Load Efficiency

Adjustable Output Voltage

High-Efficiency Synchronous Buck Converter

Internal Soft Start

Product Performance

4A Output Current Capability

4.5V to 18V Input Voltage Range

0.76V to 7V Adjustable Output Voltage

650kHz Switching Frequency

Synchronous Rectifier for Improved Efficiency

Technical Specifications

Minimum Input Voltage: 4.5V

Maximum Input Voltage: 18V

Minimum Output Voltage: 0.76V

Maximum Output Voltage: 7V

Output Current: 4A

Frequency - Switching: 650kHz

Dimensions, Shape, and Packaging

Package / Case: 8-PowerSOIC (0.154", 3.90mm Width)

Mounting Type: Surface Mount

Packaging: Tube

Quality and Reliability

Operating Temperature Range: -40°C ~ 85°C (TA)

Robust Thermal Performance

Product Advantages

High Efficiency Across Load Range

Low External Component Count

Small Footprint and Low Profile

Product Competitiveness

Competitive Cost-Performance Ratio

Meets Strict Industry Standards for Power Solutions

Compatibility

Suitable for a Wide Range of Applications with Adjustable Vout

Compatible with Ceramic and Tantalum Output Capacitors

Standard Certification and Compliance

Meets Regulatory Requirements

Environmental and RoHS Compliant

Lifespan and Sustainability

Designed for Long-Term Reliability

Potential for Use in Energy-Efficient Applications

Actual Application Fields

Consumer Electronics

Computing and Networking Systems

Telecommunications Infrastructure

Industrial Equipment

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