
Active-Semi, Inc
GENERAL DESCRIPTION
The ACT337 belongs to the high performance patented ActivePSRTM Family of Universal-input AC/DC off-line controllers for battery charger and adapter applications. It is designed for flyback topology working in discontinuous conduction mode (DCM). The ACT337 meets all of the global energy efficiency regulations (CEC, European Blue Angel, and US Energy Star standards) while using very few external components
FEATURES
• Ultra Low Standby Power < 30mW
• Patented Primary Side Regulation
Technology
• Suitable Operation Frequency up to 85kHZ
• Proprietary Fast Startup Circuit
• Integrated Line and Primary Inductance
Compensation
• Integrated Programmable Output Cord
Resistance Compensation
• Line Under-Voltage, Output Over-Voltage,
Output Short-Circuit and Over-Temperature
Protection
• Complies with all Global Energy Efficiency
and CEC Average Efficiency Standards
• Adjustable Power from 7W to 12W
• Minimum External Components
• SOP-8 Package
APPLICATIONS
• RCC Adapter Replacements
• Linear Adapter Replacements
• Standby and Auxiliary Supplies