BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BS-A554RD
● Typical Electro-Optical Characteristics Curves
(25℃ Ambient Temperature Unless Otherwise Noted)
Fig.1 Relative Radiant Intensity VS. Wavelength
1.0
0.5
0
560
590
620
650
680
710
740
Wavelength(nm)
Fig.3 Relative Luminous
Intensity VS.
Fig.2 Forward Current VS.
Forward Voltage
Ambient Temperature
50
40
30
20
10
0
3.0
2.5
2.0
1.5
1.0
0.5
0
0
1
2
3
4
5
-40 -20
0
20
40
60
Ambient Temperature Ta( C)
Forward Voltage (V)
Fig.4 Relative Luminous
Intensity VS.
Fig.5 Forward Current
Derating Curve VS.
Ambient Temperature
Forward Current
50
3.0
2.0
40
30
20
1.0
0.0
10
0
0
20 40 60 80 100 120
0
10
20
30
40
50
Forward Current(mA)
Ambient Temperature Ta( C)
Ver.2.0 Page 3 of 3
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