TPS54340DDA - Texas Instruments

Manufacturer Part Number

TPS54340DDA

Manufacturer

Texas Instruments

Introduction

Switch-mode step-down regulator with Eco-Mode™ for energy-efficient operation

Product Features and Performance

Buck topology with adjustable output

Single output channel

Wide input voltage range from 4.5V to 42V

Output voltage adjustable from 0.8V to 41.1V

5A output current capability

Supports frequency switching between 100kHz and 2.5MHz

Operates at temperatures ranging from -40°C to 150°C (TJ)

Surface mount 8-PowerSOIC package for compact design

Eco-Mode™ for reduced power consumption at light loads

Product Advantages

Energy saving Eco-Mode™ operation

Adjustable output supports a variety of loads

Wide input voltage caters to various power sources

Flexible switching frequency for design optimization

High-temperature operational range accommodates demanding environments

Key Technical Parameters

Input Voltage (Min): 4.5V

Input Voltage (Max): 42V

Output Voltage (Min): 0.8V

Output Voltage (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

Overcurrent and overvoltage protection for safety

No Synchronous Rectifier to maintain simplicity

Compatibility

Surface Mount 8-SO PowerPad package for compatibility with PCBs

Application Areas

Consumer electronics

Networking equipment

Office automation machines

Industrial and automotive

Product Lifecycle

Not For New Designs (potential for discontinuation and replacement options available)

Several Key Reasons to Choose This Product

Efficient power regulation with Eco-Mode™ saving energy at light loads

Highly versatile with wide input and output voltage ranges suitable for various applications

Capable of operating in extreme temperature environments

High frequency switching allows for smaller external components

Documented not for new designs, ensuring focus on existing or legacy systems with understanding of lifecycle status