LT3744EUHE#PBF - Analog Devices Inc.

Manufacturer Part Number

LT3744EUHE#PBF

Manufacturer

Analog Devices

Introduction

The LT3744 is a sophisticated DC DC controller designed for driving LEDs. It is tailored for power management tasks, particularly in LED driving applications, offering efficient, stable, and reliable control of LED illumination.

Product Features and Performance

Works efficiently with a wide input voltage range of 3.3V to 36V.

Capable of driving 3 outputs.

Operates at a high frequency of 1MHz allowing for smaller component sizes.

Provides flexible dimming options through both analog and PWM methods.

Features step-down (Buck) topology ensuring efficient power conversion.

Designed to operate in extreme temperatures from -40°C to 125°C.

Available in a 36-WFQFN Exposed Pad package suitable for surface mount technology.

Product Advantages

High flexibility due to a broad input voltage range.

Compact design achievable because of the high-frequency operation.

Enhanced thermal management through the exposed pad package.

Dual dimming capability caters to a wider range of lighting applications.

High reliability in harsh environmental conditions.

Key Technical Parameters

Min/Max Supply Voltage: 3.3V to 36V

Output Type:

Frequency: 1MHz

Topology: Step-Down (Buck)

Number of Outputs: 3

Mounting Type: Surface Mount

Package: 36-WFQFN Exposed Pad

Quality and Safety Features

Built to operate reliably within a broad temperature range (-40°C to 125°C).

The exposed pad design enhances heat dissipation, improving lifespan and safety.

Compatibility

Compatible with a wide range of LEDs due to its flexible input voltage and dimming options.

Suitable for integration into various lighting systems due to the common 36-QFN package.

Application Areas

The LT3744 is optimally used in scenarios requiring efficient and reliable LED driving solutions, including but not limited to:

Industrial lighting

Architectural lighting

Automotive lighting

General purpose LED illumination

Product Lifecycle

Status: Active

This product is not nearing discontinuation, with replacements or upgrades not immediately necessary.

Several Key Reasons to Choose This Product

High efficiency and reliability suitable for a broad spectrum of LED applications.

Flexible power input and output configurations cater to diverse power supply scenarios.

Advanced thermal management capabilities ensure longevity and safety.

High-frequency operation allows for compact and efficient design implementations.

Tailored for demanding environments with its wide operating temperature range.

Analog Devices' reputation for quality and reliability.