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Slotted Optical Switch
OPB855
Features:
Low profile 0.27” (6.86 mm) overall height Printed PCBoard mounting 0.205” (5.21 mm) wide and 0.220 (5.59 mm) deep slot 0.380” (9.65 mm) lead spacing Opaque plastic housing
Description: The OPB855 slotted optical switch consists of an infrared emitting diode and a NPN silicon phototransistor, mounted on opposite sides of a 0.205” (5.21 mm) wide slot in an inexpensive plastic housing. Switching of the phototransistor occurs whenever an opaque object passes through the slot.