SIR-505STA47
Sensors
Electrical and optical characteristic curves
100
100
80
100
80
60
? 25 ° C
0 ° C
25 ° C
50 ° C
75 ° C
80
60
60
40
20
40
20
40
20
0
? 20
0 20 40 60 80
AMBIENT TEMPERATURE : Ta ( ° C)
100
0
0
1
FORWARD VOLTAGE : V F ( V )
2
0
900
920 940 960 980
OPTICAL WAVELENGTH : λ (nm)
1000
Fig.1 Forward current falloff
Fig.2 Forward current vs. forward voltage
Fig.3 Wavelength characteristics
20
200
16
100
12
50
8
20
4
10
0
0
10 20 30 40 50 60 70 80 90 100
? 25
0
25
50
75
100
FORWARD CURRENT : I F (mA)
Fig.4 Emitting strength vs.
forward current
AMBIENT TEMPERATURE : Ta ( ° C)
Fig. 5 Relative emitting strength vs.
ambient temperature
20 °
10 °
0 °
100
30 °
40 °
80
50 °
60
60 °
70 °
80 °
40
20
90 °
100
80
60
40
20
0
10
20
30
40
50
60
70
80
0
90
RELATIVE EMITTING STRENGTH (%)
ANGULAR DISPLACEMENT : θ (deg)
Fig. 6 Directional pattern
Rev.A
2/2
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