TPS5450DDA - Texas Instruments

Manufacturer Part Number

TPS5450DDA

Manufacturer

Texas Instruments

Introduction

The TPS5450DDA is a high-efficiency, synchronous step-down DC-DC converter from Texas Instruments. It is designed to provide a regulated output voltage from a wide input voltage range.

Product Features and Performance

Adjustable output voltage from 1.221V to 31.32V

Capable of delivering up to 5A of output current

Operates at a fixed switching frequency of 500kHz

Uses a synchronous buck topology for high efficiency

Wide input voltage range of 5.5V to 36V

Supports operating temperatures from -40°C to 125°C

Product Advantages

High efficiency operation

Small solution size with integrated power components

Robust protection features including overcurrent, overvoltage, and thermal shutdown

Ease of use with simple external component count

Key Technical Parameters

Output Voltage Range: 1.221V to 31.32V

Output Current: 5A

Switching Frequency: 500kHz

Input Voltage Range: 5.5V to 36V

Operating Temperature Range: -40°C to 125°C

Quality and Safety Features

RoHS3 compliant

Integrated overcurrent, overvoltage, and thermal shutdown protection

Compatibility

The TPS5450DDA is compatible with a wide range of applications that require a regulated DC-DC power supply, such as industrial equipment, consumer electronics, and telecommunications systems.

Application Areas

Industrial automation and control systems

Telecommunications equipment

Portable electronics and devices

Automotive electronics

Product Lifecycle

The TPS5450DDA is an actively supported product by Texas Instruments. There are no indications of it being near discontinuation, and Texas Instruments offers a range of similar and more advanced products as potential replacements or upgrades.

Key Reasons to Choose the TPS5450DDA

High efficiency and compact size for space-constrained applications

Wide input voltage range and adjustable output voltage for flexibility

Robust protection features for reliable operation

Easy to use with minimal external components required

Availability of similar and more advanced products for potential future upgrades