ON Semiconductor MC33262P Power Factor Controller

The MC33262P from ON Semiconductor is a versatile and high-performance power factor controller designed for use in power supply systems. This integrated circuit is particularly tailored for continuous conduction mode (CCM) power factor correction (PFC) applications. The MC33262P is an essential component for engineers looking to improve the power factor of their power supply systems, ensuring that they meet the stringent regulatory requirements for power efficiency and consumption.

Key Features

• High-Voltage Startup: The MC33262P is equipped with a high-voltage startup circuit that allows for efficient power management and reduces standby power consumption.
• Minimal External Components: Designed to operate with minimal external components, the MC33262P simplifies the design and reduces the overall bill of materials for power systems.
• Low Operating Current: This device features a low operating current, which enhances its efficiency and contributes to energy savings in the end application.
• Current Sense Filter: The inclusion of an onboard current sense filter allows for improved noise immunity, ensuring stable operation under a variety of conditions.
• Trimmed Precision Bandgap: With a trimmed precision bandgap reference, the MC33262P maintains accurate control under all operating conditions.

Applications

The MC33262P is ideal for a range of applications that require efficient power factor correction, including:

• Switch Mode Power Supplies (SMPS)
• Electronic Ballasts for Lighting
• AC-DC Adapters/Chargers
• Power Supplies for Desktops and Servers
• Industrial Power Systems

Product Specifications

The MC33262P is presented in a PDIP-8 package, making it suitable for through-hole mounting techniques. It operates over a wide range of temperatures, ensuring reliability and performance in various environments. The device's critical specifications include a fixed frequency operation of 67 kHz, which provides an optimal balance between efficiency and component size.

In summary, the ON Semiconductor MC33262P power factor controller is an efficient solution for designers looking to enhance the power factor and efficiency of their power supply systems. Its robust feature set and ease of integration make it a go-to choice for a wide array of PFC applications.