LT3922EUFD#PBF - Analog Devices Inc.

Manufacturer Part Number

LT3922EUFD#PBF

Manufacturer

Analog Devices

Introduction

The LT3922EUFD#PBF is a high-efficiency, high-current, step-up DC/DC controller optimized for driving high-power LEDs. It can operate from a wide input voltage range of 2.8V to 36V, making it suitable for a variety of applications, including automotive, industrial, and lighting.

Product Features and Performance

Operates at high switching frequencies of 200kHz to 2MHz, allowing for the use of small external components

Supports output currents up to 2.3A per channel

Provides both analog and PWM dimming capabilities for precise LED brightness control

Features internal compensation and soft-start for easy design implementation

Includes thermal shutdown, current limit, and other protection features

Product Advantages

High efficiency and small size make it ideal for space-constrained applications

Wide input voltage range and high output current capability provide design flexibility

Robust protection features ensure safe and reliable operation

Key Reasons to Choose This Product

Excellent performance and efficiency for high-power LED applications

Versatile design with analog and PWM dimming support

Compact package and simple implementation for easy integration

Reliable operation with comprehensive protection features

Quality and Safety Features

Automotive-grade quality and temperature range (-40°C to 125°C)

Thermal shutdown, current limit, and other protection mechanisms

Compatibility

The LT3922EUFD#PBF is compatible with a wide range of LED configurations and power supply voltages, making it suitable for a variety of lighting applications.

Application Areas

Automotive lighting (headlights, taillights, fog lights)

Industrial and commercial lighting (street lights, high-bay lights, downlights)

Architectural and decorative lighting (signage, backlighting, accent lighting)

Product Lifecycle

["The LT3922EUFD#PBF is an active product, and there are no known plans for discontinuation.","There are several alternative models available from Analog Devices, such as the LT3925, LT3932, and LT3979, which offer similar functionality and performance characteristics.","Customers are advised to contact our website's sales team for the most up-to-date information on product availability and alternative options."]