LT3519EMS-1#PBF

LED Driver IC Overview

The LT3519EMS-1#PBF is a demonstration board designed for the LT3519-1 LED driver. It supports an input voltage range of 3 V to 30 V and operates at a fixed switching frequency of 1 MHz. The board features a single output channel with a maximum output current capability of 750 mA. It utilizes MSOP-16 packaging for the integrated circuit and is suitable for operation within a temperature range of -40 C to +125 C.

LED Driver IC Feature Summary

• Supports multiple topologies including Boost, Buck, Buck-Boost, and SEPIC configurations
• Features an internal Schottky diode and low-side switch
• Includes floating LED current sense pins for flexible converter configuration

LED Driver IC Applications

• LED lighting development
• Demonstration of constant-current regulation
• Evaluation of constant-voltage regulation modes

LED Driver IC Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or direct manufacturer channels. Confirm that the specific lot matches the datasheet specifications for the LT3519-1 variant. Ensure proper handling procedures are followed due to the sensitive nature of demonstration hardware components.

LED Driver IC Selection Notes

Select this board for evaluating the LT3519-1 performance in various LED drive configurations. It allows testing of transient protection up to 40V and programmable undervoltage lockout. Consider the 1 MHz frequency for balancing efficiency and component size requirements.

LED Driver IC Part Context

This part belongs to the LT3519 series of fixed-frequency step-up DC/DC converters designed specifically for driving LEDs. The series integrates a 45V, 750mA low-side switch and Schottky diode, offering flexibility in choosing converter configurations to drive LEDs with external programming capabilities.

LED Driver IC Replacement Considerations

LT3519EMS-2#PBF serves as a related demonstration board utilizing the LT3519-2 variant with a different switching frequency.