TPS54140QDGQRQ1 - Texas Instruments

Manufacturer Part Number

TPS54140QDGQRQ1

Manufacturer

Texas Instruments

Introduction

TPS54140QDGQRQ1 is a step-down (buck) converter designed for automotive and industrial applications requiring voltage regulation.

Product Features and Performance

Step-Down (Buck) Topology

Output is Adjustable

Frequency Switching ranges from 100kHz to 2.5MHz

Capable of operating from a 3.5V to 42V input

Provides an output voltage from 0.8V to 39V

Delivers current output upto 1.5A

Capable to operate in temperatures from -40°C to 150°C

Product Advantages

Wide input voltage range suitable for various applications

High frequency operation allows for smaller passive components

High temperature operation suitable for harsh environments

Key Technical Parameters

Input Voltage: 3.5V Min, 42V Max

Output Voltage: 0.8V Min, 39V Max

Output Current: 1.5A

Operating Frequency: 100kHz to 2.5MHz

Operating Temperature: -40°C to 150°C

Quality and Safety Features

Automotive Grade product, meeting AEC-Q100 standards

Compatibility

Mounting Type: Surface Mount

Package: 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width)

Application Areas

Automotive Electronics

Industrial Power Supplies

Product Lifecycle

Product Status: Obsolete

Future replacements or upgrades need considering other products as this model doesn't offer direct successors.

Several Key Reasons to Choose This Product

Robust input voltage capability appropriate for fluctuating environments

Adjustable output voltage allows flexibility across different applications

High switching frequency enables the use of smaller, less costly external components

Operates efficiently in high-temperature automotive environments

Compliant with automotive quality standards enhancing reliability and performance security