TPS54478RTER - Texas Instruments

Manufacturer Part Number

TPS54478RTER

Manufacturer

Texas Instruments

Introduction

TPS54478RTER is a high-performance step-down (buck) regulator designed to manage power efficiently in electronics, belonging to Texas Instruments' SWIFT™ series.

Product Features and Performance

Efficient power management with step-down regulation

Supports positive output configuration

Uses buck topology for high efficiency

Adjustable output voltage for flexible power supply design

Single output capable of delivering up to 4A current

Wide range of switching frequencies from 200kHz to 2MHz

Incorporates synchronous rectifier to enhance efficiency

Operates across a wide temperature range from -40°C to 150°C

Product Advantages

High efficiency and reliability in power conversion

Flexible voltage adjustment to match specific needs of the application

High output current capability suitable for demanding applications

Wide switching frequency range allows optimizing efficiency and component size

Thermal and operational robustness enhances device longevity

Key Technical Parameters

Voltage Input (Min): 2.95V

Voltage Input (Max): 6V

Voltage Output (Min/Fixed): 0.6V

Voltage Output (Max): 4.5V

Current Output: 4A

Frequency Switching: 200kHz ~ 2MHz

Operating Temperature: -40°C ~ 150°C (TJ)

Quality and Safety Features

Designed to meet stringent quality standards

Built-in protection features for enhanced safety

Compatibility

Surface mount design compatible with modern PCB manufacturing processes

Available in a 16-WFQFN Exposed Pad package for easy integration

Application Areas

Suitable for a wide range of applications including computing, telecommunications, consumer electronics, and industrial systems

Product Lifecycle

Status: Active

Not nearing discontinuation, with ongoing support and availability of replacements or upgrades

Several Key Reasons to Choose This Product

High efficiency and performance optimize power usage and enhance product reliability

Wide input voltage range makes it suitable for various power sources

Adjustable output voltage offers design flexibility

High current capability supports demanding applications

Wide operating temperature range ensures reliability in harsh environments

Part of Texas Instruments' respected SWIFT™ series, known for quality and performance