LT3971EDD - Analog Devices Inc.

Manufacturer Part Number

LT3971EDD

Manufacturer

analog-devices

Introduction

The LT3971EDD is a high-efficiency, wide input voltage range, current mode step-down DC/DC converter. It operates from an input voltage range of 4.3V to 38V and can deliver up to 1.2A of output current. The device features a user-programmable switching frequency between 200kHz and 2MHz, allowing the designer to optimize efficiency, size, and noise.

Product Features and Performance

Wide input voltage range of 4.3V to 38V

Adjustable output voltage from 1.19V to 30V

2A output current capability

Programmable switching frequency from 200kHz to 2MHz

Constant on-time, current mode control

Internal compensation

Output short-circuit protection

Thermal shutdown protection

Low quiescent current of 35μA in no-load condition

Product Advantages

High efficiency operation up to 95%

Compact, low-profile 10-pin WFDFN package

Versatile design for a wide range of applications

Robust protection features for reliable operation

Flexible frequency selection for optimal system design

Key Reasons to Choose this Product

Reliable and efficient power conversion solution

Wide input voltage range for versatile applications

Adjustable output voltage and switching frequency for design flexibility

Compact package and low quiescent current for space-constrained designs

Robust protection features ensure safe and reliable operation

Quality and Safety Features

Thermal shutdown protection

Output short-circuit protection

Compliance with relevant safety and environmental standards

Compatibility

The LT3971EDD is compatible with a wide range of power supply and electronic system designs that require a step-down DC/DC converter with a wide input voltage range and adjustable output.

Application Areas

Industrial and automotive electronics

Telecommunications equipment

Distributed power systems

Battery-powered devices

Portable electronics

Product Lifecycle

The LT3971EDD is an obsolete product, meaning it is no longer in active production. However, there are alternative and equivalent models available from Analog Devices that can provide similar functionality and performance. Customers are advised to contact our website's sales team for more information on alternative solutions.