单词	optocoupler
释义	optocoupler /ˌɒptə(ʊ)ˈkʌplə / noun Electronics A device containing light-emitting and light-sensitive components, used to couple isolated circuits.The GPS communicates with the camera via an optocoupler and an infrared emitter.... Optocouplers were discovered right after photo-transistors, by combining a LED and photo-transistor in the same case. These new optocouplers are ideal for a variety of industrial and consumer applications, such as plasma display panels, power supply and digital field bus isolation.
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