The FA5587N-C6-TE3 is a power factor correction (PFC) controller IC manufactured by Fujitsu Electronics America, Inc. This integrated circuit is designed to improve the power factor of electronic devices, making them more energy-efficient and compliant with regulatory standards. It is commonly used in power supplies for various applications, including consumer electronics, industrial equipment, and telecommunications systems.

Applications

• Power supplies for desktop PCs
• Power supplies for servers
• Power supplies for LCD TVs
• Power supplies for LED lighting
• AC-DC adapters
• Uninterruptible power supplies (UPS)

Features

• Active power factor correction (PFC) control.
• Critical conduction mode (CRM) operation.
• Low start-up current.
• Overvoltage protection (OVP).
• Undervoltage lockout (UVLO).
• Overcurrent protection (OCP).
• Open-loop protection.
• Totem pole gate drive output.

Benefits

• Improves power factor, reducing energy consumption and improving efficiency.
• Complies with international regulatory standards for power factor correction.
• Protects power supply components from overvoltage, overcurrent, and undervoltage conditions.
• Enhances the reliability and lifespan of power supplies.
• Simplifies power supply design with integrated control features.
• Reduces harmonic distortion in AC power lines.

Additional Details

The FA5587N-C6-TE3 operates in critical conduction mode (CRM) to minimize switching losses and improve efficiency. It integrates protection features such as overvoltage protection (OVP), overcurrent protection (OCP), and undervoltage lockout (UVLO) to ensure reliable operation. The totem pole gate drive output provides a strong and efficient drive signal to the power MOSFET, minimizing switching losses. The IC is designed for use in a wide range of AC input voltages and output power levels. It is typically used with an external power MOSFET and other passive components to form a complete PFC circuit. Proper thermal management is essential to ensure reliable operation at high power levels. Fujitsu provides detailed application notes and technical documentation to assist designers in implementing the FA5587N-C6-TE3 in their power supply designs.