TPS54340DDAR - Texas Instruments

Manufacturer Part Number

TPS54340DDAR

Manufacturer

Texas Instruments

Introduction

The TPS54340DDAR is a step-down (buck) regulator from Texas Instruments, designed to convert higher input voltage to a lower output voltage with high efficiency.

Product Features and Performance

Efficient step-down voltage regulation

Adjustable output voltage

Operates across a wide input range from 4.5V to 42V

Supports output currents up to 3.5A

Adjustable switching frequency from 100kHz to 2.5MHz

High thermal performance with an operating temperature range from -40°C to 150°C

Surface mount package for compact PCB layout

Product Advantages

High efficiency reduces power loss

Flexible power supply solution with adjustable output characteristics

Suitable for high temperature environments

Key Technical Parameters

Input Voltage (Min): 4.5V

Input Voltage (Max): 42V

Output Voltage (Min): 0.8V

Output Voltage (Max): 41.1V

Output Current: 3.5A

Switching Frequency: 100kHz ~ 2.5MHz

Quality and Safety Features

Operates reliably in a wide temperature range from -40°C to 150°C

Robust power management with longevity in harsh environments

Compatibility

Compatible with a variety of microcontrollers and digital systems requiring adjustable power supply

Easily integrated into existing designs due to standard 8-PowerSOIC packaging

Application Areas

Industrial electronics

Automotive systems

Telecommunications equipment

Consumer electronics

Product Lifecycle

Not recommended for new designs (NRND)

Potential need to consider replacements or find compatible upgrades for future designs

Several Key Reasons to Choose This Product

High efficiency and flexibility in voltage adjustments enhance system performance

Wide input voltage range perfect for variable power supply conditions

Robust thermal and operational specifications make it suitable for harsh environments

Texas Instruments' reputation for reliable and durable components