onsemi

FAN4800CUN

FAN4800CUN Description

The FAN4800CUN is a Power Factor Correction (PFC) controller IC designed for average current mode operation, manufactured by onsemi. This through-hole mounted device is housed in a tube package and operates within a supply voltage range of 11V to 22V, making it suitable for a variety of power management applications. The FAN4800CUN features a switching frequency range of 240kHz to 268kHz, ensuring efficient power conversion. It draws a minimal startup current of 30 µA, which is advantageous for low-power startup conditions. The device is categorized under Power Management ICs (PMIC) and is identified by the base product number FAN4800. Despite being marked as obsolete, the FAN4800CUN remains a reliable choice for specific legacy systems and applications where its unique features are still highly valued. It is REACH unaffected and classified under HTSUS code 8542.39.0001, with a moisture sensitivity level (MSL) of 1, indicating unlimited storage conditions.

FAN4800CUN Features

The FAN4800CUN offers several key features that distinguish it from other PFC controllers:

• Average Current Mode Control: This mode ensures precise control of the inductor current, leading to improved efficiency and reduced harmonic distortion.
• Wide Switching Frequency Range: The 240kHz to 268kHz frequency range allows for flexibility in design, enabling the optimization of power conversion efficiency and electromagnetic interference (EMI) performance.
• Low Startup Current: With a startup current of only 30 µA, the FAN4800CUN minimizes power consumption during startup, making it suitable for energy-efficient applications.
• Through Hole Mounting: This traditional mounting type ensures robust mechanical stability and is ideal for applications requiring high reliability and ease of assembly.
• Wide Supply Voltage Range: The 11V to 22V supply voltage range provides compatibility with a broad range of power sources, enhancing the device's versatility.
• Obsolete Status: While marked as obsolete, the FAN4800CUN continues to be a reliable choice for legacy systems where its specific features are still required.

FAN4800CUN Applications

The FAN4800CUN is ideal for a range of applications where precise power factor correction and efficient power management are essential:

• Power Supplies: Used in AC-DC power supplies for computers, servers, and industrial equipment, the FAN4800CUN ensures high efficiency and reduced harmonic distortion.
• Telecommunications Equipment: In telecom systems, the device helps maintain power quality and reliability, crucial for uninterrupted communication services.
• Industrial Control Systems: The robust through-hole mounting and wide operating voltage range make it suitable for industrial control panels and automation systems.
• Legacy Systems: For older systems that still rely on through-hole components, the FAN4800CUN provides a reliable and compatible solution.

Conclusion of FAN4800CUN

The FAN4800CUN, despite its obsolete status, remains a valuable component in the power management sector. Its average current mode control, wide switching frequency range, and low startup current make it an efficient and reliable choice for various applications. The through-hole mounting and wide supply voltage range further enhance its versatility and compatibility with different power sources. While newer models may offer advanced features, the FAN4800CUN continues to serve specific legacy systems and applications where its unique attributes are still highly beneficial. For engineers and designers working with legacy systems, the FAN4800CUN remains a dependable option for efficient power factor correction and power management.