LNK6779K-TL

AC DC Converters, Offline Switchers Overview

The LNK6779K-TL is an AC/DC converter from the LinkSwitch-HP series by Power Integrations. It integrates a primary-side regulation controller and a high-voltage power MOSFET in a single package. The device supports flyback topology with a switching frequency of 132 kHz. It offers a maximum output power of 56 W at 85-265 VAC input and 77 W at 230 VAC input. The component utilizes Silicon technology and features a Reel packaging format.

AC DC Converters, Offline Switchers Feature Summary

• Integrates primary-side regulation controller and high-voltage power MOSFET
• Provides precise constant voltage regulation within +/-5% accuracy
• Features EcoSmart technology for high efficiency across load ranges
• Includes comprehensive protection against overvoltage, overcurrent, and thermal faults

AC DC Converters, Offline Switchers Applications

• LCD displays and televisions
• Power adapters
• Home appliances
• Embedded power supplies such as DVD players and set-top boxes
• Industrial control systems

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'TL' indicates reel packaging when sourcing. Confirm RoHS compliance status through official documentation. Ensure the supplier provides valid traceability data. Check for any recent product change notices that may affect specifications. Validate that the component matches the exact part number to avoid pinout or electrical mismatches.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring high power density and strict voltage regulation without optocouplers. The integrated 725 V MOSFET simplifies design and meets derating requirements easily. Consider the 132 kHz switching frequency for transformer size optimization. Evaluate the thermal performance capabilities of the eSOP-12B package for your enclosure constraints.

AC DC Converters, Offline Switchers Part Context

This part belongs to the LinkSwitch-HP family, designed for offline converters. It represents an evolution in primary-side regulated switcher technology. The series targets applications demanding high efficiency and low standby power consumption. It competes in the mid-to-high power range of isolated DC-DC conversion solutions.

AC DC Converters, Offline Switchers Replacement Considerations

LNK6777K is a verified substitute within the same family offering similar functionality.