Description: The BTA10-400CRG is a TRIAC (Thyristor) manufactured by STMicroelectronics. It is a three-terminal semiconductor device that is used for controlling current in AC circuits. It is a bidirectional device, meaning it can conduct current in both directions. It is rated for 400V and 10A, and is packaged in a TO220AB package.

Features:
- Bidirectional current control
- 400V and 10A rating
- TO220AB package
- Low on-state voltage drop
- High surge current capability
- Low thermal resistance
- High commutation capability

Applications: The BTA10-400CRG is suitable for a wide range of applications, including motor control, lighting control, heating control, and power switching. It is also suitable for use in AC power control circuits, such as dimmers, motor speed controllers, and AC power supplies.