onsemi

FAN4801SNY

FAN4801SNY Description

The FAN4801SNY is a high-performance Power Factor Correction (PFC) controller IC designed and manufactured by onsemi. This Through Hole mounted device operates in Average Current mode and is specifically designed for applications requiring high efficiency and reliability. With a switching frequency range of 240kHz to 268kHz and a supply voltage range of 11V to 26V, the FAN4801SNY offers excellent performance in a variety of power conversion applications.

FAN4801SNY Features

• Average Current Mode Control: Provides improved stability and easier loop compensation compared to peak current mode control.
• Wide Input Voltage Range: 11V to 26V allows for greater flexibility in power supply design.
• High Switching Frequency: 240kHz to 268kHz enables smaller magnetics and improved efficiency.
• Low Startup Current: 30 µA ensures minimal power consumption during startup.
• RoHS3 Compliant: Meets environmental regulations for restricted substances.
• REACH Unaffected: Complies with the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulations.
• Moisture Sensitivity Level (MSL) 1: Suitable for unlimited storage time without additional moisture protection.
• EAR99 and HTSUS 8542.39.0001: Indicates export control classification for international trade.

FAN4801SNY Applications

The FAN4801SNY is ideal for a variety of power conversion applications where high efficiency and reliability are paramount. Some specific use cases include:

1. AC-DC Power Supplies: For consumer electronics, industrial equipment, and telecommunications systems.
2. LED Lighting Drivers: To ensure consistent and efficient lighting performance.
3. Battery Chargers: For electric vehicles and portable electronic devices.
4. Uninterruptible Power Supplies (UPS): To maintain power quality and reliability during grid outages.

Conclusion of FAN4801SNY

The FAN4801SNY is a versatile and robust PFC controller IC that offers a range of benefits for power conversion applications. Its unique features, such as average current mode control and a wide input voltage range, provide designers with greater flexibility and improved performance. While the product is now considered obsolete, it remains a reliable choice for legacy systems and applications where high efficiency and reliability are critical.