onsemi

MC33368DR2

MC33368DR2 Description

The MC33368DR2 is a Power Factor Correction (PFC) controller designed for critical conduction mode (CRM) applications. Manufactured by onsemi, this IC is part of the GreenLine™ series, known for its efficiency and reliability. The MC33368DR2 operates within a supply voltage range of 10V to 16V and features a surface mount package, making it suitable for compact and high-density designs. It is available in a Tape & Reel (TR) format, facilitating automated assembly processes. Despite being marked as obsolete, the MC33368DR2 remains a robust choice for power management applications, with a moisture sensitivity level (MSL) of 1, indicating it is unaffected by moisture exposure.

MC33368DR2 Features

The MC33368DR2 offers several key features that set it apart from similar models:

• Critical Conduction Mode (CRM): This mode ensures high efficiency across a wide range of input voltages and load conditions, making it ideal for applications requiring consistent performance.
• Low Startup Current: With a startup current of only 16 mA, the MC33368DR2 minimizes power consumption during the initial phase, contributing to overall energy efficiency.
• Wide Supply Voltage Range: The ability to operate between 10V and 16V provides flexibility in power supply design, accommodating various input voltage scenarios.
• Surface Mount Packaging: The surface mount design allows for easy integration into modern PCB layouts, supporting high-density and compact designs.
• Compliance and Safety: The MC33368DR2 is classified under ECCN EAR99 and HTSUS 8542.39.0001, ensuring compliance with international trade regulations. Additionally, it is REACH unaffected, meeting environmental and safety standards.
• Moisture Sensitivity Level (MSL) 1: This rating indicates that the IC is unaffected by moisture, making it suitable for a wide range of environmental conditions without the need for special handling.

MC33368DR2 Applications

The MC33368DR2 is well-suited for a variety of applications, particularly those requiring efficient power factor correction:

• Power Supplies: Ideal for AC-DC power supplies in consumer electronics, industrial equipment, and telecommunications infrastructure.
• Energy-Efficient Appliances: Suitable for appliances that need to meet stringent energy efficiency standards, such as washing machines, refrigerators, and air conditioners.
• Lighting Systems: Can be used in high-intensity discharge (HID) lighting and LED lighting systems to improve power quality and reduce energy consumption.
• Telecom Equipment: Provides reliable power management for telecom equipment, ensuring stable operation and high efficiency.

Conclusion of MC33368DR2

The MC33368DR2 is a versatile and efficient PFC controller designed for critical conduction mode applications. Its low startup current, wide supply voltage range, and surface mount packaging make it an excellent choice for compact and high-density designs. Despite being marked as obsolete, the MC33368DR2 remains a reliable option for power management applications, offering compliance with international standards and environmental regulations. Its unique features and performance benefits make it a standout choice for applications requiring efficient power factor correction and high reliability.