STMICROELECTRONICS Triac, TOP-3 - 40A 800V

The STMICROELECTRONICS BTA series TRIAC is a high-performance, insulated standard TRIAC designed for general-purpose mains power AC switching. With a robust 25A on-state RMS current and a peak repetitive off-state voltage of 700V, this component delivers reliable and efficient switching for a wide range of industrial and consumer applications.

This TRIAC features a Snubberless version, especially recommended for inductive loads due to its high commutation performance. The insulated tab, rated at 2500Vrms, ensures safety and simplifies thermal management, while the low thermal resistance with clip bonding enhances heat dissipation and long-term reliability.

Key Benefits:

• High Current Capability: Handles up to 25A RMS, making it suitable for demanding power applications.
• High Commutation: Offers 4-quadrant or very high 3-quadrant commutation capability, ensuring stable operation in various circuit conditions.
• Certified Quality: UL1557 certified, meeting stringent safety and performance standards.
• Versatile Functionality: Can be used for both ON/OFF and phase angle control, providing flexibility in design.
• Robust Construction: Through-hole mounting with a TOP-3 case style ensures durable and secure installation.

Typical Applications:

• Industrial motor drive control
• Lighting control systems
• Power management and switching

With its combination of high current handling, low thermal resistance, and advanced commutation features, the STMICROELECTRONICS TRIAC in TOP-3 package is a dependable choice for engineers and designers seeking efficient AC power control.

Please note: This product is a semiconductor component and requires appropriate circuit design and heat sinking for optimal performance.

Variant Details

• Size: 40A 800V