Power Integrations

LNK6774E  

AC DC Converters, Offline Switches

LNK6774E Description

The LNK6774E is an advanced offline switch IC designed for high-efficiency AC-DC conversion applications. Manufactured by Power Integrations, this device is part of the esteemed LNK6774 family and is optimized for flyback topology. It features a robust set of technical specifications that make it suitable for a wide range of power supply applications requiring up to 47 watts of output power. The LNK6774E operates with a breakdown voltage of 725V, ensuring reliable performance in high-voltage environments. Its through-hole mounting type provides mechanical stability and ease of integration into various electronic assemblies. The device also includes comprehensive fault protection mechanisms, such as current limiting, overload, over-temperature, over-voltage, and short-circuit protection, enhancing its reliability and safety.

LNK6774E Features

• High Efficiency and Power Output: The LNK6774E is capable of delivering up to 47 watts of power, making it ideal for applications requiring significant power output while maintaining high efficiency.
• Advanced Fault Protection: This IC includes multiple layers of protection, including current limiting, overload, over-temperature, over-voltage, and short-circuit protection, ensuring robustness and reliability in various operating conditions.
• Wide Switching Frequency Range: The LNK6774E operates within a switching frequency range of 120kHz to 136kHz, allowing for flexible design options and optimized performance across different load conditions.
• Isolated Output: The device offers isolated output, which is crucial for applications requiring electrical isolation between the input and output stages to ensure safety and compliance with regulatory standards.
• Compliance and Environmental Standards: The LNK6774E is REACH unaffected and RoHS compliant, ensuring it meets stringent environmental and regulatory requirements, making it suitable for global markets.
• Duty Cycle and Packaging: With a duty cycle of 64%, the LNK6774E ensures efficient power delivery. It is packaged in a tube format, which is convenient for bulk handling and storage.

LNK6774E Applications

The LNK6774E is well-suited for a variety of applications that demand reliable and efficient power conversion. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices such as televisions, monitors, and other consumer electronics that require stable and efficient power supply solutions.
• Industrial Equipment: Suitable for industrial applications where high-voltage and high-power conversion are necessary, such as in power tools and industrial control systems.
• Medical Devices: Given its isolated output and comprehensive safety features, the LNK6774E can be used in medical devices where electrical isolation and reliability are critical.
• Telecommunications: The device is also appropriate for telecom equipment that requires efficient power conversion and robust fault protection mechanisms.

Conclusion of LNK6774E

The LNK6774E from Power Integrations stands out as a highly reliable and efficient offline switch IC for AC-DC conversion applications. Its comprehensive set of features, including high power output, wide switching frequency range, and advanced fault protection, make it a versatile choice for a variety of applications. The device’s compliance with environmental and regulatory standards ensures its suitability for global markets. Whether used in consumer electronics, industrial equipment, medical devices, or telecommunications, the LNK6774E delivers consistent performance and reliability, making it an excellent choice for engineers and designers seeking a high-quality power conversion solution.

LNK6774E Documents

Download datasheets and manufacturer documentation for LNK6774E

PCN Assembly/Origin :

Added Assembly Site 10/Jul/2023      

Datasheets :

LinkSwitch™-HP Family Datasheet      

HTML Datasheet :

LinkSwitch™-HP Family Datasheet