LM3671MF-1.2 - Texas Instruments

Manufacturer Part Number

LM3671MF-1.2

Manufacturer

Texas Instruments

Introduction

The LM3671MF-1.2 is a highly efficient, space-saving, step-down DC-DC switching regulator designed to deliver a fixed output from an input voltage range of 2.7V to 5.5V. It is ideal for powering lower voltage systems from a single Li-ion battery.

Product Features and Performance

Step-down (buck) regulator topology

Positive output configuration

Fixed output voltage of 1.2V

Maximum output current of 600mA

High-frequency switching up to 2MHz

Integrated synchronous rectifier for improved efficiency

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

Surface mount package type: SC-74A, SOT-753

Product Advantages

High conversion efficiency

Compact size suitable for space-constrained applications

Low heat generation

High frequency allows for smaller external components

Key Technical Parameters

Voltage Input: 2.7V (Min) to 5.5V (Max)

Voltage Output: 1.2V (Fixed)

Current Output: 600mA

Frequency Switching: 2MHz

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Built-in thermal shutdown

Overcurrent and short-circuit protection

Under-voltage lockout feature

Compatibility

Suitable for a range of applications requiring 1.2V output

Compatible with various microcontrollers, sensors, and low-power logic devices

Application Areas

Mobile phones

Handheld devices

Battery-powered devices

Portable media players

Product Lifecycle

Status: Last Time Buy

Recommended to seek replacements or consider next-generation upgrades for future designs

Several Key Reasons to Choose This Product

Provides a reliable, fixed output with excellent load and line regulation

Minimal external components required due to high switching frequency and integrated features

Robust safety features ensure product longevity and reliability under various conditions

Texas Instruments is a prominent and trusted manufacturer in the industry, ensuring ongoing support and quality.