LM3410XSD/NOPB

Overview

The LM3410XSD/NOPB is a constant current LED driver IC from Texas Instruments, designed for boost and SEPIC topologies. It operates with an input voltage range of 2.7 V to 5.5 V and supports switching frequencies between 1.2 MHz and 2 MHz. The device delivers up to 2.8 A output current and regulates LED strings with voltages from 3 V to 24 V. Packaged in a WSON-6 format, it functions within a temperature range of -40°C to +125°C.

Feature Summary

• Integrated high-side current sensing eliminates the need for external sense resistors.
• Supports PWM dimming control for precise brightness adjustment.
• Includes thermal shutdown protection to safeguard against overheating.

Applications

• Portable device backlighting
• General solid-state lighting
• Automotive interior illumination

Procurement Notes

Verify the specific suffix 'X' against official documentation to confirm tape-and-reel packaging configuration. Ensure the component matches the WSON-6 footprint requirements. Cross-reference the datasheet for any recent lifecycle status updates or alternative package options available from the manufacturer.

Selection Notes

Select this component when designing boost or SEPIC converters requiring integrated current regulation without external shunt resistors. It is suitable for applications needing wide input voltage compatibility and high-frequency operation to minimize passive component size. Consider the thermal performance in the WSON-6 package for space-constrained designs.

Part Context

This part belongs to the LM3410 family of LED drivers, which are optimized for driving LEDs in portable and general lighting applications. The series offers various package options to suit different board space and thermal requirements while maintaining consistent electrical performance characteristics across the lineup.

Replacement Considerations

LM3410XSDE/NOPB: Same functional specifications but housed in a WSON-6 package variant; verify pinout compatibility before substitution.