MOC256 Overview
MOTOROLA SEMICONDUCTOR TECHNICAL DATA Order this document by MOC256/D AC Input Phototransistor Small Outline Surface Mount Optocoupler The MOC256 is an AC input phototransistor optocoupler. The device consists of two infrared emitters connected in anti parallel and coupled to a silicon NPN phototransistor detector. They are designed for applications requiring the detection or monitoring of AC signals.