LM51571RTER - Texas Instruments

Manufacturer Part Number

LM51571RTER

Manufacturer

Texas Instruments

Introduction

The LM51571RTER from Texas Instruments is a versatile voltage regulator designed for power management, able to perform step-up, step-down, or a combination of both functions. It is suitable for a broad range of applications.

Product Features and Performance

Adjustable output voltage from 1.5V to 48V

Input voltage range from 2.9V to 45V

Supports Boost, Flyback, and SEPIC topologies

Capable of delivering up to 4.33A of output current

Switching frequency adjustable from 100kHz to 2.2MHz

Operates across a temperature range from -40°C to 125°C

Product Advantages

Flexibility in supporting multiple topologies enhances suitability for various applications

Wide input and output voltage range allows for use in diverse power supply scenarios

High output current capability supports demanding applications

Adjustable switching frequency facilitates optimization of performance and efficiency

Key Technical Parameters

Voltage Input (Min): 2.9V

Voltage Input (Max): 45V

Voltage Output (Min/Fixed): 1.5V

Voltage Output (Max): 48V

Current Output: 4.33A

Frequency Switching: 100kHz ~ 2.2MHz

Operating Temperature: -40°C ~ 125°C (TJ)

AEC-Q200 qualified

Quality and Safety Features

Automotive-grade quality ensures high reliability and performance under stringent conditions

AEC-Q200 qualification highlights suitability for automotive applications and rigorous testing standards

Compatibility

Surface Mount technology for easy integration in modern PCB designs

Compatible with various topologies including Boost, Flyback, and SEPIC, offering design flexibility

Application Areas

Automotive electronics

Industrial power supplies

Portable devices

Energy harvesting systems

Product Lifecycle

Status: Active

Indicates ongoing production and availability, with no imminent discontinuation or replacement concerns

Several Key Reasons to Choose This Product

Versatile functionalities offering both step-up and step-down voltage regulation

Wide range of supported input and output voltages accommodates diverse application needs

High current output capability for power-intensive applications

AEC-Q200 qualification assures robustness and reliability for automotive and industrial applications

Adjustable switching frequency enables balance between efficiency and performance