The Active-Semi International Inc. ACT357AUC-T is a highly integrated AC/DC converter designed for offline power supply applications. It incorporates advanced features for efficient power conversion, compact design, and robust protection. Active-Semi is known for its innovative power management solutions, and the ACT357AUC-T exemplifies their commitment to high performance and energy efficiency.

Applications

• LED Lighting
• Small appliances
• Standby power supplies
• Chargers for mobile devices
• Industrial control systems

Features

• High efficiency power conversion
• Integrated MOSFET
• Accurate constant current (CC) and constant voltage (CV) control
• Over-voltage protection (OVP)
• Short-circuit protection (SCP)

Benefits

• Reduces energy consumption and lowers operating costs.
• Simplifies design and reduces component count.
• Ensures stable and reliable power delivery.
• Protects the power supply and load from voltage surges.
• Prevents damage from short-circuit conditions.

Additional Details

The ACT357AUC-T is designed to operate directly from the AC line voltage. It often includes features like primary-side regulation (PSR) to eliminate the need for an optocoupler, reducing component count and cost. The device is typically available in a small form factor package, such as a SOP or DIP. Consult the product datasheet for specific electrical characteristics, thermal performance, and application circuit examples. The device incorporates protection features to improve system reliability and safety.