GENERAL DESCRIPTION

The ACT361 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 ACT361 meets all of the global energy efficiency regulations (CEC, European Blue Angel, and US Energy Star standards) while using very few external components.

FEATURES

• Patented Primary Side Regulation

    Technology

• No Opto-Coupler

• Best-in-Class Constant Voltage, Constant

    Current Accuracy

• Low EMI

• Proprietary Fast Startup Circuit

• Built-in Soft-Start 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 2W to 7W

• Minimum External Components

• Tiny SOT23-6 Package

APPLICATIONS

• Chargers for Cell Phones, PDAs, MP3,

    Portable Media Players, DSCs, and Other

    Portable Devices and Appliances

• RCC Adapter Replacements

• Linear Adapter Replacements

• Standby and Auxiliary Supplies