LT3756IUD-2#PBF

LED Driver IC Overview

The LT3756IUD-2#PBF is a DC/DC controller designed for driving high-current LEDs, featuring a 10 A output current capability. It supports input voltages from 6 V to 100 V and can drive LED strings up to 100 V. The device operates within a switching frequency range of 100 kHz to 1 MHz and is housed in a 16-lead QFN package (3mm × 3mm). It functions as a constant-current source with PWM dimming support and includes open LED protection.

LED Driver IC Feature Summary

• Supports multiple topologies including Boost, Buck, Buck-Boost, Flyback, and SEPIC configurations.
• Enables analog PWM dimming control without requiring a microcontroller.
• Integrates open LED protection circuitry for enhanced system reliability.

LED Driver IC Applications

• High-power LED lighting systems
• Industrial illumination applications
• Automotive exterior lighting

LED Driver IC Procurement Notes

Verify component authenticity through authorized Analog Devices channels or certified distributors. Confirm the specific suffix matches project requirements, as variations may exist within the LT3756 family. Review the latest datasheet revision and product change notifications for any updates to electrical characteristics or packaging specifications prior to finalizing procurement orders.

LED Driver IC Selection Notes

Select this controller for designs requiring high input voltage tolerance and flexible topology options. Ensure external components are rated for the maximum 100 V operating conditions. Verify that the thermal performance of the QFN-16 package meets the application's heat dissipation needs. Consider the 100 kHz to 1 MHz frequency range when designing passive components for optimal efficiency and EMI performance.

LED Driver IC Part Context

This part belongs to the LT3756 series of LED controllers manufactured by Analog Devices. The series is engineered for high-efficiency, high-current LED driving applications. The LT3756-2 variant specifically offers features tailored for robust LED control, distinguishing it from other members of the family through its specific configuration capabilities and protection features.

LED Driver IC Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Analog Devices resources for potential cross-references or newer generation replacements if this component is discontinued or limited in supply.