The WeEn Semiconductors ACTT4S-800E is a robust and reliable triac designed for AC power control applications. As part of the ACTT series, it's known for its ability to handle high surge currents and efficiently control AC loads. This triac is well-suited for use in various applications that require precise and dependable AC power switching.

Applications

• Lighting Control: Used in light dimmers for incandescent, halogen, and LED lighting systems.
• Motor Speed Control: Employed in appliances and industrial equipment to control the speed of AC motors (e.g., fans, pumps).
• Heater Control: Found in thermostats and heating systems for temperature regulation.
• Solid State Relays (SSRs): Serves as the switching component in SSRs for various industrial and commercial applications.
• AC Power Switching: Used for general-purpose AC power switching in a variety of electronic devices and systems.

Features

• High Blocking Voltage: 800V repetitive peak off-state voltage, providing a substantial safety margin in AC line applications.
• High Surge Current Capability: Designed to withstand high inrush currents, making it suitable for handling inductive loads.
• Sensitive Gate Triggering: Requires a low gate trigger current, which simplifies interfacing with microcontrollers and other control circuits.
• RoHS Compliant: Complies with RoHS directives, ensuring environmental friendliness by limiting the use of hazardous substances.
• Through-Hole Mounting: Designed for easy mounting on PCBs using standard through-hole soldering techniques.

Benefits

• Reliable AC Power Control: Ensures dependable and efficient switching of AC loads.
• Overvoltage Protection: The high blocking voltage protects against voltage spikes and surges, enhancing system reliability.
• Easy to Use: The sensitive gate triggering feature simplifies integration with control circuits.
• Environmentally Friendly: RoHS compliance ensures minimal environmental impact.

Additional Details

The ACTT4S-800E typically features an on-state current rating of 4A. The gate trigger current is generally less than 10mA. The operating temperature range typically falls between -40°C and 125°C. The package is commonly a TO-220AB. Detailed specifications, including thermal resistance and surge current ratings, are available in the WeEn Semiconductors datasheet for this specific part.