LT3497EDDB#TRPBF

LED Driver IC Overview

The LT3497EDDB#TRPBF is a dual full-function white LED driver manufactured by Analog Devices Inc. It operates with an input voltage range of 3 V to 10 V and provides two independent output channels, each capable of delivering up to 20 mA. The device integrates high-voltage N-channel switches and Schottky diodes within a compact DFN-8 package. It supports adjustable switching frequencies and includes features such as open LED detection and thermal regulation for reliable operation in automotive and industrial lighting applications.

LED Driver IC Feature Summary

• Integrates dual high-voltage N-channel switches and Schottky diodes for efficient LED driving
• Supports flexible LED configurations including series, parallel, and mixed topologies
• Includes built-in open LED detection and thermal regulation protection mechanisms

LED Driver IC Applications

• Automotive exterior lighting systems
• Industrial general illumination fixtures
• Portable battery-powered lighting devices

LED Driver IC Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and lot traceability prior to procurement. Ensure storage conditions meet moisture sensitivity level requirements to maintain device integrity during assembly processes.

LED Driver IC Selection Notes

Evaluate input voltage compatibility against the 3 V to 10 V operational range. Assess thermal management needs based on total power dissipation across both channels. Consider PCB layout constraints due to the DFN-8 package footprint and exposed pad thermal requirements for optimal heat sinking performance.

LED Driver IC Part Context

This component belongs to the LT349x family of LED drivers designed for high-efficiency white LED applications. It shares architectural similarities with other Linear Technology derived parts but offers specific integration of Schottky diodes to reduce external component count. The part is categorized under PMIC solutions for specialized lighting control.

LED Driver IC FAQ

Does the LT3497EDDB#TRPBF include internal current regulation?

Yes, the device incorporates constant current regulation for each output channel to ensure stable LED brightness.

What is the maximum input voltage supported?

The maximum supported input voltage is 10 V.