The CJ CR620B 2.5-6MA with Thyristors - TRIACs TO-220BK RoHS is an electronic component designed for switching and controlling AC power. It is a TRIAC (Thyristor) packaged in a TO-220BK RoHS package and rated with a continuous current from 2.5mA to 6mA. The CR620B also has a reverse blocking voltage of either 800V or 1000V and a gate trigger current of 5mA. It is suitable for general purpose AC power switching applications, such as motor control, light dimming, and over-temperature protection. The RoHS compliant version ensures low levels of harmful substances present in the product.