LNK415EG

LED Driver IC Overview

The LNK415EG is an LED lighting driver IC from the LinkSwitch-PH family, designed for high-performance offline flyback converters. It integrates a 725 V power FET and operates with an input voltage range of 85 VAC to 308 VAC. The device delivers a channel output current of 1.24 A and supports TRIAC dimming capabilities. It functions within a frequency range of 62 kHz to 70 kHz and is housed in an eSIP-7C-6 package. The component is rated for operation between -20 °C and +125 °C.

LED Driver IC Feature Summary

• Integrates a 725 V power FET with continuous-mode PWM control for simplified design
• Supports TRIAC dimming for compatibility with leading-edge and trailing-edge dimmers
• Includes frequency jittering to reduce EMI without external snubbers
• Features high efficiency and power factor correction exceeding 0.9

LED Driver IC Applications

• High-efficiency LED lighting drivers requiring long lifetime
• TRIAC-dimmable general illumination fixtures
• Offline flyback converters for AC/DC power supplies

LED Driver IC Procurement Notes

Verify the specific part number suffix against official Power Integrations documentation to ensure correct packaging and temperature grade. Confirm that the eSIP-7C-6 footprint matches your PCB layout requirements. Check for recent product change notifications regarding pinout or electrical characteristics before finalizing procurement.

LED Driver IC Selection Notes

Select this component for applications demanding high reliability and integrated protection features in compact spaces. The LinkSwitch-PH series is suitable where board space is limited and thermal management needs to be minimized due to the absence of external snubber components. Ensure the design accounts for the 725 V breakdown voltage of the internal FET.

LED Driver IC Part Context

The LNK415EG belongs to the LinkSwitch-PH family, which combines a power switch and controller into a single monolithic IC. This integration reduces component count and simplifies the design of isolated flyback converters. The family is optimized for cost-sensitive, high-volume LED lighting and general-purpose power supply applications.

LED Driver IC Replacement Considerations

Consult official substitution guides for compatible parts within the LinkSwitch-PH series. Verify pin-to-pin compatibility and electrical parameter alignment before replacing the component.