The FAN6961CSY is a cutting-edge boundary mode PFC (Power Factor Correction) controller from ON Semiconductor, designed to deliver efficient power supply solutions. This controller is tailored for use in a variety of applications, including but not limited to, power adapters, televisions, monitors, and industrial power systems. The FAN6961CSY is engineered to enhance power efficiency and reduce energy consumption, making it an ideal choice for eco-friendly and cost-effective designs.

Key Features

• High-Efficiency Power Conversion: The FAN6961CSY operates in boundary mode, which allows for zero-voltage switching that minimizes switching losses and improves overall efficiency.
• Low Total Harmonic Distortion (THD): This controller significantly reduces line current harmonic distortion, ensuring compliance with global power factor regulations.
• Built-in Protection Features: It includes various protection mechanisms such as over-voltage, under-voltage, over-current, and over-temperature protections, safeguarding the system and enhancing reliability.
• Frequency Modulation: To minimize electromagnetic interference (EMI), the FAN6961CSY incorporates frequency modulation.
• Soft-Start Function: The soft-start feature prevents current spikes and voltage overshoots at startup, contributing to the longevity of the product.

Applications

• AC-DC Adapters for Laptops and PCs
• Flat Panel Television and Monitors
• Power Supplies for Printers and Audio/Video Apparatus
• Industrial Power Systems

Technical Specifications

• Operating Supply Voltage: 12 to 25 V
• Maximum Switching Frequency: 65 kHz
• Operating Temperature: -40°C to +125°C
• Package: SOP-8

The FAN6961CSY by ON Semiconductor stands out as a robust and reliable PFC controller, suitable for manufacturers looking to enhance power efficiency while maintaining performance and safety. Its advanced features and protections ensure that it meets the rigorous demands of modern power supply design.