TechnologiesThe UPC817BG-C04-R with Optocouplers SMD-4 RoHS manufactured by Unisonic Technologies is a four channel optocoupler, the surface mountable version of an optocoupler. This device consists of an infrared light emitting diode, optically coupled to a signal-processing photodetector, housed in a compact, surface mountable 4-pin package. Built to RoHS specifications, the device is compliant to environmental and safety standards. It is designed for the isolation of feedback signals and control signals and the protection of damage sensitive circuitry from hazardous transients. The UPC817BG-C04-R is suited for a variety of applications, including consumer electronics, automotive, industrial, and medical equipment. It is supplied in tape and reel packaging for automated assembly.