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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.
Plastic Infrared Emitting Diode
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)
Normalized Output Power
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)
Typical Forward Voltage (V)
-65°C
-40°C
-20°C
+0°C
+20°C
+40°C
+60°C
+80°C
+100°C
+125°C
Optical Power vs I
F
vs Temp
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
Forward Current I
F
(mA)
Normalized Optical Power
-65°C
-40°C
-20°C
+0°C
+20°C
+40°C
+60°C
+80°C
+100°C
+125°C
Normalized at 20 mA and 20
o
C
