Reflective Object Sensor - OPTEK Technology

Reflective Object Sensor
OPB708, OPB709
OPB740 Series, OPB740WZ Series
1.40
Darlington OPB709 - Output vs Distance
1.50
LED Forward Voltage vs
Forward Current vs Temperature
Normalized at 0.150" Kodak 90%
Normalized Output (volts)
1.20
1.00
0.80
0.60
0.40
Kodak 90%
Kodak 19%
Copier Paper
Avery Label
Retro Material
Typical Forward Voltage
1.40
1.30
1.20
1.10
-40° C
-20° C
0° C
0.20
1.00
20° C
40° C
60° C
80° C
0.00
0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00
Distance (inches)
0.90
0 5 10 15 20 25 30 35 40
Forward Current (mA)
2.50
Darlington Output vs Forward Current
OPB709 - Output vs Temperature
vs Forward Current vs Temp
Normalized Collector Current at 20mA and 20°C
Normalized Output
2.00
1.50
1.00
-40° C
-20° C
0° C
20° C
40° C
60° C
80° C
0.50
0.00
0.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 40.00
Forward Current (mA)
OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible.
Issue C 10/11
Page 6 of 6
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