The SSC9101 is a power factor correction (PFC) controller IC manufactured by Sanken Electric. It is designed to improve the power factor of AC-DC power supplies, thereby reducing harmonic distortion and improving energy efficiency. This IC is commonly used in various electronic devices to meet power quality standards.

Applications:

• Power supplies for LCD TVs and monitors
• Power supplies for computers and servers
• Power supplies for LED lighting
• Industrial power supplies

Features:

• Active Power Factor Correction (PFC): Improves power factor and reduces harmonic distortion.
• Continuous Conduction Mode (CCM) Operation: Provides stable and efficient PFC.
• Built-in Protection Features: Includes overvoltage protection (OVP), overcurrent protection (OCP), and undervoltage lockout (UVLO).
• Soft-Start Function: Reduces stress on components during startup.
• Low Total Harmonic Distortion (THD): Meets stringent power quality standards.

Benefits:

• Improved Power Factor: Reduces energy waste and lowers electricity costs.
• Reduced Harmonic Distortion: Minimizes interference with other electronic devices.
• Enhanced System Stability: Improves the reliability of the power supply.
• Compliance with Standards: Meets international power quality regulations.
• Simplified Design: Integrated features reduce the number of external components required.

The SSC9101 operates in continuous conduction mode (CCM) to ensure stable and efficient PFC. The built-in protection features, such as OVP, OCP, and UVLO, ensure robust and reliable operation. The soft-start function reduces stress on components during startup. The device is typically available in an 8-pin DIP or SOP package. This IC is designed to operate over a wide input voltage range. The SSC9101 helps to meet various power quality standards.