TPS54340BDDAR - Texas Instruments

Manufacturer Part Number

TPS54340BDDAR

Manufacturer

Texas Instruments

Introduction

The TPS54340BDDAR is a step-down (buck) regulator from Texas Instruments, designed for applications requiring efficient power conversion with a wide input voltage range.

Product Features and Performance

Efficient power conversion with Eco-Mode™ for enhanced light-load efficiency

Buck regulator topology allows for step-down voltage regulation

Adjustable output voltage for versatility in applications

Supports a broad input voltage range from 4.5V to 42V

Capable of providing an output current of up to 3.5A

Adjustable switching frequency from 100kHz to 2.5MHz

Operates over a wide temperature range from -40°C to 150°C (TJ)

Product Advantages

High efficiency across a wide range of operating conditions

Flexibility in application due to adjustable output parameters

Suitable for systems requiring a wide input voltage range

Robust thermal performance for reliability in varied environments

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

Built-in thermal shutdown and over-current protection

Under-voltage lockout (UVLO) ensures stable operation under low input voltage conditions

Compatibility

Compatible with a wide range of capacitors and inductors, offering design flexibility

Surface Mount technology for compatibility with modern PCB assembly processes

Application Areas

Power supplies for consumer electronics, industrial systems, and telecommunications

Battery-powered equipment

Automotive power systems

Product Lifecycle

Currently in active production with no notice of discontinuation, ensuring long-term availability for new designs

Several Key Reasons to Choose This Product

High efficiency and flexibility make it suitable for a wide range of applications

Broad input voltage range supports designs with variable power sources

Adjustable output parameters allow for customization to meet specific circuit requirements

Availability in Tape & Reel packaging option facilitates mass production

Supported by Texas Instruments' reliable customer and technical support