LNK6774K

The LNK6774K is a state-of-the-art power-conversion IC designed to provide a compact and cost-effective solution for high-power offline switching regulation applications. The LNK6774K integrates various technologies within a single IC to facilitate a simplified system architecture, improved overall power efficiency, and higher performance in a wide range of applications.

The LNK6774K can be found in a wide variety of applications such as AC/DC converters, offline switchers for desktops and notebooks, gaming consoles, LEDs lighting, server/storage systems, industrial power supplies, and Uninterruptible power supplies (UPS). It also offers optimal performance in various wireless charging applications from 5W to 15W.

The LNK6774K is designed to meet both low-power and high-power requirements in a cost-effective and reliable package. The IC features integrated FETs, current sensing, and supports a wide input voltage range of 6V-18V. It also features integrated switch point adjustment, voltage feedback loop with adjustable soft start, low noise operation, and high-temperature protection.

The working principle of the LNK6774K is based on a self-contained operating system, which self-monitors temperature, current, and voltage to ensure performance accuracy. The LNK6774K uses pulse-width modulation (PWM) control with voltage mode compensation to accurately regulate the switching frequency. The switching frequency can range from 20kHz to 500kHz, depending on the application needs.

The integrated FETs are built to provide efficient and reliable operation. The gate drive circuitry ensures gate-driving and gate-protection capabilities, as well as overload protection. In addition, the LNK6774K offers a low-current shutdown mode for saving power during no-load or light-load conditions.

The LNK6774K has been developed using advanced manufacturing techniques, ensuring high-quality and stable components in high-temperature environments. The internal circuitry is designed to withstand harsh environmental conditions and is certified to meet stringent industry standards such as CE, CSA, and UL. Overall, the LNK6774K is suitable for a wide range of applications and is an excellent choice for offline switching regulation.