© TT electronics plc

General Note

TT Electronics reserves the right to make changes in product specification without

notice or liability. All information is subject to TT Electronics’ own data and is

considered accurate at time of going to print.

OP140, OP145 Series

Issue B

07/2016

Page 4

OPTEK Technology, Inc.

1645 Wallace Drive, Carrollton, TX 75006|Ph: +1 972 323 2200

www.optekinc.com | www.ttelectronics.com

Performance

OP140, OP145 (A, B, C, D)

Distance vs Output Power vs Forward Current

0

1

2

3

4

5

6

7

8

9

0.0

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

Normalized at 0.6" and 50 mA

Forward Current

Forward Voltage vs Forward Current vs

Temperature

0.9

1.0

1.1

1.2

1.3

1.4

1.5

1.6

1.7

1.8

0

5

10

15

20

25

30

35

40

45

Forward Current (mA)

-65°C

-40°C

-20°C

+0°C

+20°C

+40°C

+60°C

+80°C

+100°C

+125°C

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

0

5

10

15

20

25

30

35

40

45

50

-65°C

-40°C

-20°C

+0°C

+20°C

+40°C

+60°C

+80°C

+100°C

+125°C