?The OR-MOC3021 Optocouplers DIP-6 RoHS is a high-performance optocoupler manufactured by Orient. It consists of an infrared light emitting diode, optically coupled to a symmetrical Darlington transistor output. It has two input pins and two output pins and features a very fast optocoupler response speed, a wide operating temperature range, and excellent noise isolation. The OR-MOC3021 Optocouplers can be used in adjustable speed drives, automatic control systems, switching applications, safety circuitry, and various other electronic applications. Its RoHS certification confirms that this optocoupler is lead-free, and its DIP-6 packaging ensures reliable connection and easy integration into printed circuit board assemblies.