LM5141QRGETQ1 - Texas Instruments

Manufacturer Part Number

LM5141QRGETQ1

Manufacturer

Texas Instruments

Introduction

High-Performance, Synchronous Stepping-Down DC/DC Controller

Product Features and Performance

Wide Input Voltage Range: 3.8V to 65V

Maximum Switching Frequency: 2.2MHz

1-Phase Synchronous Buck Topology

Internal Compensator

Low RDS(ON) Internal MOSFET Switches

Integrated Boot Diode

Current Limit and Soft-Start

Power Good Indication Output

Enable Input

Thermal Shutdown Protection

High Efficiency up to 95%

Product Advantages

High Efficiency and Wide Input Voltage Range

Small Footprint and Compact Design

Extensive Protection Features

Suitable for Automotive and Industrial Applications

Key Technical Parameters

Input Voltage Range: 3.8V to 65V

Switching Frequency: 440kHz to 2.2MHz

Output Current Capability: Depends on External MOSFETs

Operating Temperature: -40°C to 150°C

Quality and Safety Features

ROHS3 Compliant

AEC-Q100 Qualified for Automotive Applications

Thermal Shutdown Protection

Compatibility

Compatible with a Wide Range of Power MOSFETs

Suitable for Automotive, Industrial, and General Power Supply Applications

Application Areas

Automotive Electronics

Industrial Power Supplies

General DC/DC Conversion

Product Lifecycle

This product is currently in active production and is not nearing discontinuation.

Replacement or upgrade options may be available from Texas Instruments.

Key Reasons to Choose This Product

Wide input voltage range for versatile applications

High efficiency and compact design for space-constrained systems

Robust protection features for reliable operation

Automotive and industrial qualifications for demanding environments

Extensive technical support and product lifecycle from Texas Instruments