LT3498EDDB - Linear Technology

Manufacturer Part Number

LT3498EDDB

Manufacturer

analog-devices

Introduction

The LT3498EDDB is a highly efficient, compact, and feature-rich step-up DC-DC converter designed specifically for driving high-brightness LEDs. It provides a programmable constant-current output up to 20mA, making it suitable for a wide range of LED backlight applications.

Product Features and Performance

High-efficiency step-up DC-DC converter with 2.3MHz switching frequency

Programmable constant-current output up to 20mA

Wide input voltage range of 2.5V to 12V

Output voltage up to 32V

Supports both analog and PWM dimming for precise LED brightness control

Internal compensation and soft-start for easy implementation

Thermal shutdown and current limit protection

Small 12-pin WFDFN (3mm x 2mm) package

Product Advantages

Efficient and compact design for space-constrained applications

Wide input voltage range and high output voltage capability

Flexible dimming options for customizable LED brightness control

Integrated protection features for reliable and safe operation

Key Reasons to Choose This Product

Optimized for LED backlight applications, providing a reliable and high-performance solution

Compact size and easy integration into various designs

Robust protection features ensuring safe and reliable operation

Excellent value proposition for cost-sensitive applications

Quality and Safety Features

Thermal shutdown and current limit protection

Robust and reliable design for long-term operation

Compatibility

The LT3498EDDB is compatible with a wide range of LED-based applications, including:

LCD/OLED backlight

General illumination

Architectural lighting

Automotive lighting

Application Areas

Backlight for LCD and OLED displays

LED-based illumination in various industries

Automotive lighting applications

Product Lifecycle

The LT3498EDDB is an obsolete product, meaning it is no longer in active production. However, there are several equivalent or alternative models available from Analog Devices that can provide similar functionality and performance. Customers are advised to contact our website's sales team for more information on available alternatives and to discuss their specific requirements.