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12
High Speed GaAlAs Infrared Emitter
OPE5985
FORWARD CURRENT Vs.
FORWARD VOLTAGE
RELATIVE RADIANT INTENSITY Vs.
AMBIENT TEMP.
RELATIVE RADIANT INTENSITY Vs.
EMISSION WAVELENGTH.
1.0
0.8
0.6
0.4
0.2
0.0
700
750
800
850
900
950
Emission Wavelength
(nm)
Ta=25
3
2
1
0.8
0.5
0.3
0.2
0.1
-20
0
20
40
60
80
100
Ambient Temperature Ta(
)
IF=50mA
ANGULAR DISPLACEMENT Vs
RELATIVE RADIANT INTENSITY
20
°
30
°
40
°
50
°
60
°
70
°
80
°
-20
°
-30
°
-40
°
-50
°
-60
°
-70
°
-80
°
-90
°
-10
°
10
°
0
°
1.0
0.5
0
0.5
1.0
90
°
Relative Radiant intensity
Ta=25
RADIANT INTENSITY Vs.
FORWARD CURRENT.
FORWARD CURRENT Vs.
AMBIENT TEMP.
100
80
60
40
20
0
-20
0
20
40
60
80
100
Ambient Temperature Ta(
)
100
50
30
20
10
5
4
3
2
1
1.0
1.1
1.2
1.3
1.4
1.5 1.6
Forward Voltage VF(V)
Ta=25
Ta=25
20
10
5
3
1
0.5
0.3
0.1
0.05
0.03
0.01
1
3 5 10
30 50 100 200 500
Forward Current IF(mA)
Ta=25