LMS3655LQRNLTQ1 - Texas Instruments

Manufacturer Part Number

LMS3655LQRNLTQ1

Manufacturer

Texas Instruments

Introduction

Automotive-grade step-down voltage regulator for power-efficient applications.

Product Features and Performance

Switching regulator with buck topology

Fixed output voltage of 5V

Output current capacity of 5.5A

Adjustable switching frequency from 250kHz to 500kHz

Surface mount package with wettable flanks for easy inspection

Supports input voltage range from 3.9V to 36V

Operational temperature range from -40°C to 125°C

Non-synchronous rectifier design

Product Advantages

High conversion efficiency

Automotive-grade reliability and robustness

Broad input voltage range suited for versatile applications

Fixed output voltage simplifies design considerations

Qualified to AEC-Q100 standards for automotive applications

Key Technical Parameters

Voltage input range: 3.9V-36V

Output voltage: Fixed at 5V

Output current: 5.5A

Switching frequency: 250kHz to 500kHz

Operating temperature: -40°C to 125°C

Automotive-grade qualification

Package: 22-VFQFN

Quality and Safety Features

AEC-Q100 qualified

Built-in thermal shutdown protection

Overcurrent and short-circuit protection

Designed for electromagnetic compatibility (EMC)

Compatibility

Compatible with a wide range of automotive and industrial applications requiring a fixed 5V output

Application Areas

Automotive electronics

Industrial control systems

Power supplies for sensors and communication modules

Consumer electronics with power management needs

Product Lifecycle

Currently marked as active

Not close to discontinuation with ongoing support

Several Key Reasons to Choose This Product

AEC-Q100 qualification ensures reliability in automotive environments

Wide input voltage range caters to a variety of power sources

High current capability suitable for demanding applications

Thermal and current protection features enhance safety

Wettable flank package allows for better solder joint inspection and quality control