LT3475EFE-1#PBF - Linear Technology

Manufacturer Part Number

LT3475EFE-1#PBF

Manufacturer

Analog Devices

Introduction

The LT3475EFE-1#PBF is a high-efficiency, step-down DC-DC converter with two independent constant-current outputs designed for driving high-power LEDs in automotive and general lighting applications. It features a wide input voltage range, programmable switching frequency, and advanced dimming capabilities.

Product Features and Performance

Wide input voltage range of 3.7V to 36V

Two independent constant-current outputs, each capable of up to 1.5A

Programmable switching frequency between 200kHz and 2MHz

Advanced PWM dimming for precise LED brightness control

Thermal regulation for consistent LED brightness

Internal compensation for simplified design

Highly efficient operation with up to 95% conversion efficiency

Product Advantages

Dual-output design for efficient and flexible LED driving

Wide input voltage range for compatibility with various power sources

High efficiency to minimize power consumption and heat dissipation

Programmable switching frequency for optimization in different applications

Advanced dimming capabilities for precise LED brightness control

Key Reasons to Choose This Product

Reliable and efficient LED driving performance

Flexible and versatile for a wide range of lighting applications

Compact and easy-to-integrate surface-mount package

Automotive-grade quality and reliability for demanding environments

Comprehensive product features and advanced control capabilities

Quality and Safety Features

Automotive-grade quality and reliability

Thermal regulation for safe and consistent operation

Short-circuit and open-circuit protection

Soft-start function for inrush current control

Compatibility

The LT3475EFE-1#PBF is compatible with a variety of high-power LED lighting applications, including:

Automotive exterior and interior lighting

General lighting, such as downlights, spotlights, and panel lights

Architectural and decorative lighting

Application Areas

Automotive lighting (headlights, taillights, daytime running lights, etc.)

General illumination (commercial, industrial, and residential lighting)

Backlighting for displays and signage

Product Lifecycle

The LT3475EFE-1#PBF is an active product, and there are no immediate plans for discontinuation. However, as technology evolves, newer and more advanced models may become available. Customers are advised to check with our website's sales team or their authorized distributors for the latest product information and availability.