LM3671MF-1.5 - Texas Instruments

Manufacturer Part Number

LM3671MF-1.5

Manufacturer

Texas Instruments

Introduction

The LM3671MF-1.5 is a step-down DC-DC switching regulator designed for portable and battery-powered applications.

Product Features and Performance

Step-Down (Buck) topology

Fixed 1.5V output voltage

Single output channel

Input voltage range from 2.7V to 5.5V

Output current capacity of 600mA

High-frequency switching at 2MHz

Integrated synchronous rectifier for improved efficiency

Operating temperature range of -40°C to 85°C

Surface mount package, specifically SC-74A, SOT-753

Designed with SOT-23-5 device package

Product Advantages

Compact size for space-sensitive applications

High switching frequency allows the use of small external components

Low dropout performance suitable for battery-powered devices

High efficiency due to synchronous rectification

Key Technical Parameters

Voltage Input (Min): 2.7V

Voltage Input (Max): 5.5V

Voltage Output (Min/Fixed): 1.5V

Current Output: 600mA

Frequency Switching: 2MHz

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Over-temperature protection

Compatibility

Compatible with a variety of portable and battery-powered devices

SOT-23-5 package universally used in electronic circuit boards

Application Areas

Mobile phones

Personal digital assistants (PDAs)

Portable media players

Wireless peripherals

Various battery-operated devices

Product Lifecycle

Product Status: Obsolete

Check with the manufacturer for replacement or upgrade options

Several Key Reasons to Choose This Product

Proven reliability from Texas Instruments

High efficiency for battery life extension

Space-saving package for compact electronic designs

High-frequency operation minimizes passive component sizes

Broad operating temperature range suits diverse environmental conditions