TPS628681ARQYR - Texas Instruments

Manufacturer Part Number

TPS628681ARQYR

Manufacturer

Texas Instruments

Introduction

High-efficiency, step-down switching regulator designed for portable and space-constrained applications.

Product Features and Performance

Supports Buck topology

Programmable output voltage

High-frequency operation at 2.4MHz minimizes the size of external components

Synchronous rectification for improved efficiency

Up to 4A output current

Low minimum input voltage of 2.4V suitable for battery-powered devices

High maximum input voltage of 5.5V for versatility in different circuit designs

Wide output voltage range from 0.4V to 1.675V

Thermal performance enhanced by surface mount technology

Product Advantages

Optimized for portable devices

Compact QFN package saves board space

High efficiency across the load range

Fast transient response

Adjustable output voltage for diverse applications

Integrated components reduce external part count

Low shutdown current extends battery life

Key Technical Parameters

Input Voltage Range: 2.4V to 5.5V

Output Voltage Range: 0.4V to 1.675V

Output Current: 4A

Switching Frequency: 2.4MHz

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

Quality and Safety Features

Built-in over-temperature and over-current protection

Stable with ceramic and low-ESR capacitors

Reliable performance under extended temperatures

Compatibility

Compatible with a broad range of MCUs and processors due to the adjustable output voltage

Can be used with a variety of external components

Application Areas

Smartphones

Tablets

Portable electronics

Wireless modems

Power banks

Product Lifecycle

Active status, not currently nearing discontinuation

Future product availability or possible upgrades should be checked with Texas Instruments directly

Several Key Reasons to Choose This Product

High efficiency saving battery life for portable devices

Low input voltage supports single Li-Ion cell applications

High level of integration for a reduced footprint on PCB

Texas Instruments' reliable design and robust quality

Strong technical support and documentation from Texas Instruments

High switching frequency allows for smaller external components, reducing overall solution size

Design versatility for use in multiple product designs with various power requirements