BTA40-800B, 800V 40A Standard Triac, RD91 Package

The BTA40-800B is a high-performance triac designed for general-purpose AC switching applications. Its robust construction allows it to handle high currents and voltages, making it ideal for use in static relays, heating regulation, induction motor starting circuits, light dimmers, and motor speed controllers. The insulated RD91 package provides enhanced safety and ease of installation, while its low gate trigger current simplifies the drive requirements.​

Key Features:

• High Current Capability: Supports up to 40A RMS on-state current, suitable for high-power applications.​
• High Voltage Rating: Withstands repetitive peak off-state voltages up to 800V, ensuring reliability in AC switching.​
• Insulated Package: Features an insulated RD91 package with 2500V RMS isolation voltage, enhancing safety and simplifying mounting.​
• Low Gate Trigger Current: Requires a maximum gate trigger current of 50mA, facilitating easy triggering.​
• High Surge Current Handling: Capable of withstanding non-repetitive surge peak on-state currents up to 420A, protecting against transient conditions.​
• Wide Operating Temperature Range: Operates reliably between -40°C to +125°C, suitable for various environments.​

Additional Specifications:

• Mounting Style: Chassis Mount​
• Gate Trigger Voltage (Vgt): 1.3V
• Gate Trigger Current (Igt): 50Ma
• Non repetitive surge peak on-state current (ITSM): 420A
• Operating temprature Range: -40+125°C
• Rated Repetitive Off-State Voltage (VDRM): 800V