LT3474EFE-1#PBF - Linear Technology

Manufacturer Part Number

LT3474EFE-1#PBF

Manufacturer

Analog Devices

Introduction

The LT3474EFE-1#PBF is a high-efficiency, single output, step-down (buck) DC/DC converter designed to drive high brightness LEDs in automotive and industrial applications. It features a wide 3.5V to 36V input voltage range and can deliver up to 1A of output current. The device includes an internal power switch and operates at a fixed frequency between 200kHz to 2MHz, allowing the use of small external components.

Product Features and Performance

Wide 3.5V to 36V input voltage range

1A output current capability

Fixed frequency operation from 200kHz to 2MHz

Internal power switch

PWM dimming control

Thermal shutdown protection

Undervoltage lockout (UVLO)

Output short-circuit protection

Product Advantages

Compact size and high efficiency enable space-constrained designs

Wide input voltage range suitable for a variety of applications

High switching frequency allows use of small external components

Robust protection features ensure reliable and safe operation

Key Reasons to Choose This Product

Optimized for driving high brightness LEDs in automotive and industrial applications

Excellent power efficiency and thermal performance

Comprehensive protection features for reliable and safe operation

Flexible configuration options to meet diverse application requirements

Quality and Safety Features

Automotive grade for enhanced reliability and ruggedness

Thermal shutdown protection to prevent overheating

Short-circuit protection to ensure safe operation

Compatibility

Suitable for a wide range of LED-based lighting and backlight applications

Application Areas

Automotive lighting (headlamps, taillights, turn signals, etc.)

Industrial LED lighting

Backlight for LCD displays

Product Lifecycle

The LT3474EFE-1#PBF is an active product. Analog Devices may have equivalent or alternative models available. For the latest product information and availability, please contact our website's sales team.