LNK410LG

LED Driver IC Overview

The LNK410LG is an AC-DC offline switch from the LinkSwitch-PH family, designed for LED lighting applications. It integrates a high-voltage power MOSFET and controller in an eSIP-7C package. The device operates with PWM dimming capability and supports flyback topology. Key electrical parameters include a maximum supply voltage of 725V, a minimum supply voltage of 36V, and an output current of 3.26A per channel. It functions at a switching frequency of 66kHz and supports through-hole mounting with a junction temperature range of -40°C to 150°C.

LED Driver IC Feature Summary

• Integrates a high-voltage power MOSFET and control circuitry for compact design
• Supports PWM dimming for precise LED brightness control
• Includes internal protection mechanisms such as overvoltage lockout and thermal shutdown

LED Driver IC Applications

• LED lighting systems
• Offline AC-DC power supplies
• Flyback converter designs

LED Driver IC Procurement Notes

Verify the specific suffix 'EG' or 'LG' against the manufacturer's latest datasheet, as these indicate packaging or material compliance variations. Confirm RoHS3 status and check for any Product Change Notices (PCNs) regarding assembly sites or shipping flexibility updates. Ensure the component meets the required environmental standards for the target application before finalizing procurement.

LED Driver IC Selection Notes

Select this component for designs requiring integrated constant current drive with PWM dimming support. The LinkSwitch-PH family is suitable for isolated flyback converters where space constraints favor the eSIP-7C package. Consider the 725V breakdown voltage for high-line input applications. Verify that the 3.26A output current rating aligns with the LED string requirements and thermal management capabilities of the system.

LED Driver IC Part Context

The LNK410LG belongs to the LinkSwitch-PH series by Power Integrations, which are specialized for LED driver applications. This series differs from the TOPswitch family by offering integrated constant current regulation and dimming features. The part is commonly used in modern solid-state lighting solutions, replacing discrete controller and MOSFET combinations to simplify design and reduce bill of materials.

LED Driver IC Replacement Considerations

Publicly confirmed substitute part numbers for LNK410LG are not available in the provided documentation. Users should consult the manufacturer's official replacement guide or contact technical support for qualified alternatives.