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 2 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

Storage & Operating Temperature Range

-40°C to +85° C

Lead Soldering Temperature [1/16 inch (1.6mm) from the case for 5 sec. with soldering iron]

(1)

260° C

Input Diode (See OP140 for additional information)

Forward DC Current

50 mA

Peak Forward Current (1 µs pulse width, 300 pps)

3 A

Reverse DC Voltage

2 V

Power Dissipation

(2)

100 mW

Collector-Emitter Voltage

30 V

Emitter-Collector Voltage

5 V

Output Phototransistor (See OP550 for additional information)

Collector DC Current

30 mA

Power Dissipation

(2)

100 mW

Notes:

(1)

RMA flux is recommended. Duration can be extended to 10 seconds maximum when flow soldering.

(2)

Derate linearly 1.67 mW/°C above 25 ° C..

(3)

Methanol or isopropanol are recommended as cleaning agents. Plastic housing is soluble in chlorinated hydrocarbons and

ketones.

(4)

All parameters were tested using pulse technique.

°C unless otherwise noted)

SYMBOL

PARAMETER

MIN

TYP

MAX

UNITS

TEST CONDITIONS

Input Diode

Forward Voltage

-

-

1.5

V

Reverse Current

-

-

100

µA

Output Phototransistor

Collector-Emitter Breakdown Voltage

30

-

-

V

Emitter-Collector Breakdown Voltage

5

-

-

V

Collector-Emitter Dark Current

-

-

100

nA

Combined

Collector-Emitter Saturation Voltage

-

-

0.4

V

On-State Collector Current

500

-

-

µA