BL-BYG201 Datasheet, PDF (2/2 Pages) BRIGHT LED ELECTRONICS CORP – LED GaAsP/GaP Yellow and Green Low current requirement.

BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BL-BYG201
● Electrical and optical characteristics(Ta=25℃)
Parameter
Forward Voltage
Luminous Intensity
Reverse Current
Peak Wave Length
Dominant Wave Length
Spectral Line Half-width
Viewing Angle
Symbol
V_F
Iv
I_R
λp
λd
∆λ
2θ_1/2
Condition
I_F=20mA
I_F=20mA
V_R=5V
I_F=20mA
I_F=20mA
I_F=20mA
I_F=20mA
Color
Yellow
Green
Yellow
Green
Yellow
Green
Yellow
Green
Yellow
Green
Yellow
Green
Yellow
Green
Min.
-
-
-
-
582
560
-
-
Typ.
2.1
2.2
30
35
-
585
568
-
35
30
40
Max.
2.6
2.6
-
100
-
595
576
-
-
● Typical Electro-Optical Characteristics Curves
Fig.1 Relative intensity vs. Wavelength
(G)
(Y)
1.0
0.5
0
500
570
640
Wavelength λ (nm)
Fig.2 Forward current derating curve
vs. Ambient temperature
60
50
40
30
20
10
0
20
40
60
80
100
Ambient temperature Ta(℃)
Unit
V
mcd
µA
nm
nm
nm
deg
Fig.3 Forward current vs. Forward voltage
50
(Y) ^(G)
40
30
20
10
0
1
2
3
4
5
Forward voltage(V)
Fig.4 Relative luminous intensity
vs. Ambient temperature
3.0
2.5
2.0
1.5
1.0
0.5
0
-40
-20
0
20
40
60
Ambient temperature Ta(℃)
Fig.5 Relative luminous intensity
vs. Forward current
2.0
(G)
1.5
(Y)
1.0
0.5
0
5 10
20
30
40
50
Forward current (mA)
Fig.6 Radiation diagram
0 10
20
30
1.0
40
0.9
50
0.8
60
70
0.7
80
90
0.5 0.3 0.1
0.2 0.4 0.6
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