LNK458KG-TL

LED Driver IC Overview

The LNK458KG-TL is an LED lighting driver IC from the LinkSwitch-PL family, designed for TRIAC dimmable applications. It supports up to 11.5 W output power with an input voltage range of 85-265 VAC. The device utilizes an eSOP-12 package and features brightness control capabilities. It is classified as a discontinued product within the manufacturer's portfolio.

LED Driver IC Feature Summary

• Supports TRIAC dimming functionality for adjustable LED brightness
• Integrates brightness control mechanisms within a single chip solution

LED Driver IC Applications

• TRIAC dimmable LED lighting fixtures
• LED drivers requiring integrated brightness control

LED Driver IC Procurement Notes

This component is officially listed as End-of-Life (EOL) by Power Integrations. Availability is restricted or non-existent through standard distribution channels. Verify current stock status with authorized suppliers and consider immediate design changes to incorporate active replacements due to discontinuation.

LED Driver IC Selection Notes

Select this part only if legacy compatibility with existing TRIAC dimmer circuits is required and the system can accommodate EOL components. Evaluate alternative LinkSwitch-PL variants that remain in production to ensure long-term supply chain stability and support for new designs.

LED Driver IC Part Context

The LNK458KG-TL belongs to the LinkSwitch-PL series, which targets low-power LED applications. It integrates high-voltage switched capacitor technology to simplify circuit design. The specific KG suffix indicates the eSOP-12 package variant used for surface-mount assembly.

LED Driver IC Replacement Considerations

As the LNK458KG-TL is discontinued, consult official Power Integrations documentation for recommended active replacement part numbers within the LinkSwitch-PL family. Ensure selected substitutes maintain TRIAC dimming compatibility.