DATASHEET
SMD B
19-123/Y2ST1D-C30/2T
Typical Electro-Optical Characteristics Curves
Y2S
Forward Current vs.
Forward Voltage
Spectrum Distribution
Ta=25°C
Ta=25°C
100
50
40
75
30
25
20
50
25
10
0
500
0
1.2 1.6 2.0
2.4 2.8 3.0
550
600
650
700
Forward Voltage V (V)
F
Wavelength λ (nm)
Rel. Luminous Intensity vs
Rel. Luminous Intensity vs.
Ambient Temperature
Forward Current
Ta=25°C
1000
100
10
1000
100
10
1
1
10
10
10
-60 -40 -20
0
20 40
80 100
60
Forward Current
I
(mA)
Ambient Temperature Ta (°C)
F
Radiation Diagram
Forward Current Derating Curve
Ta=25°C
0° 10° 20°
50
40
30°
40°
50°
30
25
1.0
0.9
0.8
20
60°
70°
10
0.7
80°
90°
0
0
20
Ambient Temperature Ta (°C)
40
60
85 100
0.5 0.3 0.1 0.2 0.4 0.6
7
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