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 A.2

01/09

Page 6 of 6

Hermetic Infrared Emitting Diode

OP230 Series

Forward Voltage vs Forward Current vs

Temperature

0.6

0.8

1.0

1.2

1.4

1.6

1.8

0

5

10

15

20

25

30

35

40

45

50

Forward Current (mA)

-60°C

-40°C

-20°C

0°C

20°C

40°C

60°C

80°C

100°C

120°C

Optical Power vs Forward Current vs

Temperature

0.0

0.5

1.0

1.5

2.0

2.5

0

102030

40

5060

708090

100

-60°C

-40°C

-20°C

0°C

20°C

40°C

60°C

80°C

100°C

120°C

Normalized at 50 mA and 20° C

Distance vs Output Power vs Forward Current

0

2

4

6

8

10

12

14

16

18

20

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

80 mA

100 mA

120 mA

Normalized at 1.0" and 50 mA

Forward Current

OP235, OP235W