OPTEK Technology Inc. — 1645 Wallace Drive, Carrollton, Texas 75006

Phone: (972) 323-2200 or (800) 341-4747

FAX: (972) 323-2396 sensors@optekinc.com www.optekinc.com

Issue A .1

12/05

Page 1 of 3

OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible.

Slotted Optical Switch

OPB855

Features:

• Low profile 0.27” (6.858 mm) overall height

• Printed PCBoard mounting

• 0.205” (5.21 mm) wide and 0.150 (3.81 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.

Custom electrical, wire and cabling and connectors are available. Contact your local representative or OPTEK for

more information.

Product Photo Here

Ordering Information

OPB855

Phototransistor Output

Part Number

Description

RoHS

Pin #

Description

1

Anode

2

Cathode

3

Collector

4

Emitter

1

2

3

4

Applications: