onsemi

MC33262DR2

MC33262DR2 Description

The MC33262DR2 is a power factor correction (PFC) controller designed for critical conduction mode (CRM) applications. Manufactured by onsemi, this device is a member of the MC33262 family, known for its high performance and reliability in power management solutions. With a supply voltage range of 12V to 28V, this IC is suitable for a wide range of applications. Despite being classified as obsolete, it remains a popular choice due to its unique features and advantages.

MC33262DR2 Features

• Critical Conduction Mode (CRM) Operation: The MC33262DR2 operates in CRM, ensuring high power factor and low total harmonic distortion, which is crucial for energy-efficient designs.
• 12V to 28V Supply Voltage Range: This wide input voltage range allows the IC to be used in various power supply applications, providing flexibility in system design.
• 250 µA Startup Current: The low startup current reduces power consumption during initial system boot, contributing to overall energy efficiency.
• Surface Mount Technology: The MC33262DR2 is designed for surface mount applications, which is ideal for compact and high-density PCB layouts.
• REACH Unaffected Status: This indicates that the product is not affected by the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulations, ensuring compliance with environmental standards.
• Moisture Sensitivity Level (MSL) 1: With an MSL of 1, the device can be stored for an unlimited time without baking, simplifying the manufacturing process.

MC33262DR2 Applications

The MC33262DR2 is ideal for applications where high power factor and low harmonic distortion are required. Some specific use cases include:

• Switching Power Supplies (SPS): In power supply units for computers, servers, and telecom equipment, the MC33262DR2 ensures efficient power conversion with minimal distortion.
• LED Lighting Drivers: For LED lighting systems, this IC helps maintain a stable current and voltage, enhancing the lifespan and performance of the LEDs.
• Industrial Control Systems: In industrial settings, the MC33262DR2 can be used to regulate power supply to motors and other high-power devices, ensuring reliable operation.

Conclusion of MC33262DR2

While the MC33262DR2 is classified as obsolete, its unique features and performance benefits make it a valuable choice for certain applications. Its wide supply voltage range, low startup current, and compliance with environmental regulations make it suitable for a variety of power management solutions. Despite being replaced by newer models, the MC33262DR2 remains a reliable option for designers looking for a proven solution in power factor correction.