TPS54340BQDDARQ1 - Texas Instruments

Manufacturer Part Number

TPS54340BQDDARQ1

Manufacturer

Texas Instruments

Introduction

The TPS54340BQDDARQ1 is a buck (step-down) DC-DC converter designed for automotive applications, supporting an adjustable output voltage and capable of handling a robust voltage input range.

Product Features and Performance

Adjustable output voltage from 0.8V to 41.1V

Capable of delivering 3.5A current output

Supports input voltage range from 4.5V to 42V

Operates over broad switching frequency range from 100kHz to 2.5MHz

Built with Eco-Mode™ for improved efficiency under light loads

High thermal performance operating temperature from -40°C to 150°C (TJ)

Product Advantages

High flexibility in output voltage settings

Suitable for high input voltage applications

Stability across a wide range of temperatures

Key Technical Parameters

Voltage Input (Min): 4.5V

Voltage Input (Max): 42V

Voltage Output (Min/Fixed): 0.8V

Voltage Output (Max): 41.1V

Current Output: 3.5A

Frequency Switching: 100kHz ~ 2.5MHz

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

Quality and Safety Features

AEC-Q100 qualified for automotive applications

Compatibility

Surface mount package compatible with 8-PowerSOIC standard

Eco-Mode™ technology compatible with energy-saving applications

Application Areas

Automotive electronics

Power management solutions for embedded systems

Product Lifecycle

Currently active with no announced discontinuation

Availability of replacement suggestions based on the base product number TPS54340

Several Key Reasons to Choose This Product

Wide range of input voltage suitable for fluctuating sources

Advanced thermal management capabilities that permit operation in harsh environments

Flexible switching frequency catering to different design needs

Compliance with rigorous automotive industry standards (AEC-Q100)

Eco-Mode™ ensures increased efficiency for light load operations