onsemi

MC33262DG

MC33262DG Description

The MC33262DG is a Power Factor Correction (PFC) controller designed for critical conduction mode (CRM) applications. Manufactured by onsemi, this IC is part of the Power Management Integrated Circuit (PMIC) category and is housed in an 8SOIC package. It operates within a supply voltage range of 12V to 28V and features a low startup current of 250 µA. The MC33262DG is designed for surface mount applications and is categorized under ECCN EAR99, with a HTSUS code of 8542.39.0001. It is REACH unaffected and has a moisture sensitivity level (MSL) of 1, indicating unlimited shelf life. Although the product is now obsolete, it remains a notable solution for power management applications.

MC33262DG Features

The MC33262DG stands out for its unique features and performance benefits:

• Critical Conduction Mode (CRM): The CRM operation ensures high efficiency across a wide range of load conditions, making it ideal for applications requiring dynamic power management.
• Low Startup Current: With a startup current of only 250 µA, the MC33262DG minimizes power consumption during the startup phase, contributing to overall system efficiency.
• Wide Supply Voltage Range: The ability to operate within a 12V to 28V supply voltage range makes this IC versatile and suitable for various power supply designs.
• Surface Mount Compatibility: The surface mount design allows for easy integration into modern printed circuit boards, enhancing manufacturing efficiency and reliability.
• Moisture Sensitivity Level 1: The MSL rating of 1 ensures that the IC is unaffected by moisture, providing unlimited shelf life and reducing the risk of damage during storage and handling.

MC33262DG Applications

The MC33262DG is well-suited for a variety of applications where efficient power management is crucial:

• Power Supplies: Ideal for use in power supplies for consumer electronics, industrial equipment, and telecommunications infrastructure.
• AC/DC Converters: Enhances the performance of AC/DC converters by improving power factor correction and reducing harmonic distortion.
• Energy-Efficient Appliances: Suitable for appliances requiring high efficiency and low power consumption, such as refrigerators, washing machines, and air conditioners.
• Telecom Systems: Provides reliable power management for telecom systems, ensuring stable operation and minimal power loss.

Conclusion of MC33262DG

The MC33262DG, despite being obsolete, remains a significant contribution to power management solutions. Its critical conduction mode operation, low startup current, and wide supply voltage range make it a versatile and efficient choice for various applications. The surface mount design and moisture sensitivity level 1 further enhance its reliability and ease of integration. While newer models may offer updated features, the MC33262DG continues to be a reliable option for power factor correction in critical conduction mode applications.