IS31LT3117-ZLS4-TR

Overview

The IS31LT3117-ZLS4-TR is a linear LED driver IC manufactured by Lumissil Microsystems. It features four independent output channels capable of delivering up to 350mA per channel. The device operates within a supply voltage range of 6V to 53V and supports PWM dimming control. It is housed in a 16-pin ETSSOP package with an exposed pad for thermal management.

Feature Summary

• Four independent constant current output channels
• Supports PWM dimming control interface
• Integrated linear regulation topology

Applications

• LED lighting modules
• General illumination systems
• Signaling applications

Procurement Notes

Verify component authenticity through authorized Lumissil distributors or certified suppliers. Confirm the specific suffix ZLS4 matches design requirements. Check datasheet revisions for any updates regarding electrical characteristics or pin configurations before finalizing procurement specifications.

Selection Notes

Select this component for designs requiring multi-channel linear LED driving with moderate current capabilities. Ensure the input voltage remains within the specified 6V to 53V range. Consider thermal dissipation requirements due to the linear topology, especially at higher load currents or voltage differentials.

Part Context

This part belongs to the IS31LT series of linear LED drivers from Lumissil Microsystems. The series focuses on providing reliable constant current solutions for various lighting applications. The specific model integrates multiple channels into a compact package to simplify PCB layout and reduce component count in end products.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing circuit designs if considering alternative manufacturers or pin-compatible devices.