Professional IC Distribution & Technical Solutions

The MC33364DR2G is a high-voltage power factor correction (PFC) controller manufactured by ON Semiconductor.

Key Specifications:

• Input Voltage Range: Up to 600V
• Operating Frequency: Adjustable (typically up to 250 kHz)
• Control Method: Critical Conduction Mode (CrM)
• Package: SOIC-8
• Output Drive: Direct MOSFET gate drive (up to 1.5A peak)
• Features:
• Power factor correction (PFC) for AC/DC converters
• Overvoltage protection (OVP)
• Undervoltage lockout (UVLO)
• Zero-current detection (ZCD)
• Low startup and operating current

Descriptions:

The MC33364DR2G is designed for efficient power factor correction in offline power supplies. It operates in critical conduction mode to minimize switching losses and improve efficiency. The device includes protection features such as overvoltage and undervoltage lockout to ensure safe operation.

Features:

• High-Voltage Startup Circuit – Reduces external component count.
• Low Distortion & High Power Factor – Ensures compliance with energy standards.
• Programmable Frequency – Allows optimization for efficiency and EMI.
• Robust Protection – Includes OVP, UVLO, and thermal shutdown.

This IC is commonly used in AC-DC power supplies, LED drivers, and industrial power systems requiring high power factor correction.

(Note: Always refer to the official datasheet for detailed electrical characteristics and application guidelines.)