onsemi

FAN4802LNY

FAN4802LNY Description

The FAN4802LNY is a Power Factor Correction (PFC) controller IC designed for average current mode operation, manufactured by onsemi. This device is specifically tailored for power management applications, offering robust performance and reliability. It operates within a supply voltage range of 11V to 22V and features a switching frequency of 64kHz. The FAN4802LNY is housed in a through-hole package, specifically a Tube, making it suitable for applications requiring a more traditional mounting method. Despite its obsolescence, the FAN4802LNY remains a viable option for legacy systems and specific applications where its unique features are advantageous.

FAN4802LNY Features

• Average Current Mode: The FAN4802LNY operates in average current mode, which provides excellent line and load regulation. This mode ensures consistent performance across a wide range of input voltages and load conditions, making it ideal for applications with varying power demands.
• Switching Frequency: With a fixed switching frequency of 64kHz, the FAN4802LNY offers a balance between efficiency and electromagnetic interference (EMI). This frequency is chosen to optimize performance while minimizing the need for extensive EMI filtering.
• Supply Voltage Range: The wide supply voltage range of 11V to 22V allows the FAN4802LNY to be used in a variety of power supply systems, from low to medium voltage applications.
• Low Startup Current: The FAN4802LNY has a low startup current of 30 µA, which is crucial for applications where minimal power consumption during startup is required. This feature helps in reducing power loss and improving overall system efficiency.
• Through-Hole Mounting: The through-hole mounting type ensures mechanical stability and ease of integration into existing PCB designs. This is particularly beneficial for applications where surface-mount technology (SMT) is not feasible.
• Moisture Sensitivity Level (MSL): The FAN4802LNY has an MSL of 1 (Unlimited), indicating that it is not sensitive to moisture. This makes it suitable for use in environments with varying humidity levels without the need for additional protective measures.
• REACH Compliance: The FAN4802LNY is REACH unaffected, ensuring compliance with environmental and safety regulations. This is an important consideration for manufacturers aiming to meet global regulatory standards.

FAN4802LNY Applications

The FAN4802LNY is well-suited for a variety of applications that require efficient power management and reliable performance. Some specific use cases include:

• Power Supplies: Ideal for AC-DC power supplies in consumer electronics, industrial equipment, and telecommunications infrastructure. The average current mode operation ensures stable output voltage and current, even under varying load conditions.
• Motor Drives: Suitable for motor control applications where precise power management is essential. The FAN4802LNY's ability to handle a wide range of input voltages and its low startup current make it a reliable choice for motor drive systems.
• Lighting Systems: Can be used in high-intensity discharge (HID) lighting systems, where consistent power delivery is crucial for maintaining brightness and longevity of the lighting elements.
• Renewable Energy Systems: Useful in small-scale renewable energy systems, such as solar inverters and wind turbines, where efficient power conversion and management are required.

Conclusion of FAN4802LNY

The FAN4802LNY, despite being an obsolete product, continues to offer significant value in specific applications due to its robust technical specifications and unique features. Its average current mode operation, wide supply voltage range, and low startup current make it a reliable choice for power management applications. The through-hole mounting and moisture sensitivity level of 1 ensure ease of integration and environmental resilience. While newer models may offer enhanced features, the FAN4802LNY remains a viable option for legacy systems and applications where its specific attributes are advantageous. For manufacturers seeking a reliable PFC controller with proven performance, the FAN4802LNY is a worthy consideration.