LM5141RGER - Texas Instruments

Manufacturer Part Number

LM5141RGER

Manufacturer

Texas Instruments

Introduction

High-Voltage, Synchronous Step-Down Switching Regulator Controller

Product Features and Performance

Wide input voltage range: 3.8V to 65V

Adjustable switching frequency: 440kHz to 2.2MHz

Internal compensation simplifies design

Integrated high-side and low-side MOSFET drivers

Configurable current limit, voltage tracking, and soft start

Comprehensive protection features

Product Advantages

High efficiency and small solution size

Wide input voltage range enables use in a variety of applications

Flexible switching frequency allows optimization for size, efficiency, and EMI

Comprehensive protection features improve system reliability

Key Technical Parameters

Input Voltage Range: 3.8V to 65V

Switching Frequency: 440kHz to 2.2MHz

Output Configuration: Positive, Single Output

Synchronous Rectifier: No

Control Features: Current Limit, Enable, Frequency Control, Power Good, Soft Start

Quality and Safety Features

ROHS3 Compliant

AEC-Q100 Qualified for Automotive Applications

Thermal Shutdown, Over-Voltage Protection, Under-Voltage Lockout

Compatibility

Suitable for a wide range of DC-DC conversion applications

Application Areas

Automotive Electronics

Industrial Equipment

Telecommunications Infrastructure

Portable Electronics

Product Lifecycle

This product is currently in production and not nearing discontinuation.

Replacements and upgrades may be available in the future as technology evolves.

Key Reasons to Choose This Product

Wide input voltage range enables use in diverse applications

Flexible switching frequency allows optimization for size, efficiency, and EMI

Comprehensive protection features improve system reliability

Small solution size and high efficiency make it well-suited for space-constrained designs

AEC-Q100 qualification makes it suitable for automotive and other demanding applications