Power Integrations, Inc. PMIC - PMIC - AC DC Converters, Offline Switchers - LNK6667K LNK6667K

The LNK6667K is part of the LinkSwitch-HP family of offline switchers designed for energy-efficient power supply applications. It operates with a switching frequency of approximately 132 kHz, allowing for compact transformer designs and reduced overall power supply size. The device features primary-side regulation (PSR) and can deliver up to 25 W in open frame configurations, with a maximum input voltage range of 85-265 VAC. This converter is characterized by its low no-load consumption of less than 30 mW at 230 VAC and efficiency ratings exceeding 75% at 1 W input. It integrates multiple protection features, including output short-circuit protection, overload protection, and thermal shutdown, ensuring reliable operation under various fault conditions. The LNK6667K is available in multiple package options, including eSOP-12B, which supports low-profile designs and efficient heat dissipation. Typical applications for the LNK6667K include LCD monitors, adapters, and embedded power supplies, making it suitable for a wide range of consumer and industrial products. Its design flexibility and built-in features simplify power supply designs while maintaining high efficiency and reliability.