The DT1T5G-B is a TRIACs ROHS (Restriction of Hazardous Substances) manufactured by Doeshare. This component is a solid state miniature electronic relay with SOT-223 (Small Outline Transistor) package. It is approximately 17.9 mm long and 10.7 mm wide, and it has an operating voltage of 400 V with a gate current of 2 mA. The DT1T5G-B is a bidirectional triac switching device with a high switching speed, which makes it perfect for use in applications like fan speed regulation, light dimming, lamp control, and relay control. The component is designed to dissipate 6 watts of power and has a maximum temperature rating of 150°C. This component is RoHS compliant and is suitable for a wide range of applications.