LM3670MFX-1.5 - Texas Instruments

Manufacturer Part Number

LM3670MFX-1.5

Manufacturer

Texas Instruments

Introduction

The LM3670MFX-1.5 is a step-down DC-DC switching regulator designed for power management applications.

Product Features and Performance

Step-Down (Buck) Regulator

Positive Output Configuration

Fixed Output Voltage of 1.5V

Single Output

Supports Input Voltage from 2.5V to 5.5V

350mA Output Current

1MHz Switching Frequency

Integrated Synchronous Rectifier

Surface Mount Package

Product Advantages

High-efficiency conversion rates

Compact SC-74A, SOT-753 package size

Reduces external component count due to synchronous rectification

Fast switching frequency allows for smaller external components

Stable operation with ceramic capacitors

Key Technical Parameters

Voltage - Input (Min) 2.5V

Voltage - Input (Max) 5.5V

Voltage - Output (Min/Fixed) 1.5V

Current - Output 350mA

Frequency - Switching 1MHz

Operating Temperature Range -40°C ~ 85°C

Quality and Safety Features

Built-in thermal shutdown protection

Overcurrent protection

Compatibility

Compatible with ceramic capacitors

Designed for use in surface mount technology (SMT)

Application Areas

Consumer Electronics

Portable Devices

Wireless Communication Equipment

Power Supplies for Sensors and Controllers

Product Lifecycle

Obsolete

Potential for replacements or upgrades dependent on the manufacturer's current offerings

Several Key Reasons to Choose This Product

High level of integration suitable for space-constrained applications

Robust thermal and current protection features to enhance device reliability

High switching speed that enables the use of small inductors and capacitors

A reputable brand that ensures quality and long-term performance

Suitable for a wide range of operational temperatures making it versatile for different environments