LT3970IMS-5#PBF - Analog Devices Inc.

Manufacturer Part Number

LT3970IMS-5#PBF

Manufacturer

Analog Devices

Introduction

The LT3970 is a step-down DC DC switching regulator designed for power management applications.

Product Features and Performance

Step-down (Buck) regulator topology

Fixed output voltage of 5V

Capable of driving a 350mA load

Adjustable switching frequency from 200kHz to 2.25MHz

Operates over a wide input voltage range from 4.2V to 40V

Functional over a broad operating temperature range from -40°C to 125°C

Product Advantages

High efficiency with flexible switching frequency selection

Suitable for battery-operated devices due to low minimum input voltage

Can handle high input voltages, making it versatile for various applications

Compact 10-MSOP package ideal for space-constrained applications

Key Technical Parameters

Voltage Input (Min): 4.2V

Voltage Input (Max): 40V

Voltage Output (Min/Fixed): 5V

Current Output: 350mA

Frequency Switching: 200kHz ~ 2.25MHz

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

The LT3970 is built and tested to ensure high reliability and performance under extended operating temperatures and varying voltage conditions.

Compatibility

This regulator is compatible with a broad range of microcontrollers, sensors, and other electronic components in power management circuits.

Application Areas

Portable and battery-powered devices

Automotive electronics

Industrial controls

Consumer electronics

Product Lifecycle

Active - The LT3970 is currently active and not nearing discontinuation. Upgrades and replacements are continually evaluated.

Several Key Reasons to Choose This Product

Broad input voltage range accommodates varied power sources.

High efficiency reduces power consumption and heat.

Flexible switching frequency allows optimization between efficiency and footprint.

Durable design suitable for demanding applications.

Compact size facilitates integration into design-constrained projects.