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

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 C

03/2012

Page 6 of 8

Plastic Infrared Emitting Diode

OP290 Series

Forward Voltage vs Forward Current vs Temp.

0.8

1.0

1.2

1.4

1.6

1.8

0

1020

30

405060

70

8090

100

Forward Current (mA)

-40° C

-20° C

0° C

20° C

40° C

60° C

80°C

100°C

OP290, OP291, OP292, OP293, OP294, (A, C)

Optical Power vs Forward Current vs Temperature

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

0

102030405060708090

100

Forward Current (mA)

-40° C

-20° C

0° C

20° C

40° C

60° C

80° C

100°C

Normalized at 50 mA and 20°C

Distance vs Output Power vs Forward Current

0

1

2

3

4

5

6

0.2 '' 0.4 '' 0.6 '' 0.8 '' 1.0 '' 1.2 '' 1.4 '' 1.6 '' 1.8 '' 2.0 ''

Distance (inches)

10 mA

20 mA

30 mA

40 mA

50 mA

60 mA

70 mA

80 mA

90 mA

100 mA

Normalized at 1" and 50 mA

Forward Current

Relative Radiant Intensity vs. Angular

Displacement

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

-80

-60

-40

-20

0

20

40

60

80

Angular Displacement (Degrees)