LT3474EFE#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LT3474EFE#TRPBF

Manufacturer

Analog Devices

Introduction

The LT3474EFE#TRPBF is a highly efficient DC DC regulator LED driver designed for power management, specifically for LED backlighting applications.

Product Features and Performance

Integrated step-down (buck) topology

Internal switch included

Supports a wide range of input voltages from 3.5V to 36V

Capable of delivering up to 1A output current per channel

Adjustable frequency from 200kHz to 2MHz

PWM dimming capability

Supports operating temperatures from -40°C to 85°C

Automotive grade reliability

Product Advantages

High efficiency conversion reduces power loss

Wide input voltage range accommodates various power sources

High output current suitable for high power LEDs

Flexible frequency adjustment optimizes performance

Robust temperature range ensures reliability in automotive environments

Key Technical Parameters

Type: DC DC Regulator

Topology: Step-Down (Buck)

Voltage Supply (Min): 3.5V

Voltage Supply (Max): 36V

Current Output / Channel: 1A

Frequency: 200kHz ~ 2MHz

Quality and Safety Features

Automotive grade components for enhanced durability and safety

Over-temperature protection enhances safety and device longevity

Compatibility

Compatible with a variety of LED applications due to PWM dimming and wide input voltage range

Application Areas

Specifically designed for backlight applications in automotive and other industries

Product Lifecycle

Currently in active production status

No immediate discontinuation, replacement, or upgrade anticipated

Several Key Reasons to Choose This Product

High efficiency for reduced energy consumption and improved thermal management

Wide input voltage range allows for flexibility in power source selection

Supports high-current output suitable for driving multiple LEDs

Automotive-grade specification ensures reliability in harsh environments

Advanced PWM dimming supports precise brightness control