BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BL-BEG204-A
●
Electrical and optical characteristics(Ta=25℃)
Parameter
Forward Voltage
Luminous Intensity
Symbol Condition
V
F
Iv
I
R
λp
λd
∆λ
2θ
1/2
I
F
=20mA
I
F
=20mA
V
R
=5V
I
F
=20mA
I
F
=20mA
I
F
=20mA
I
F
=20mA
Color
Hi-Eff Red
Green
Hi-Eff Red
Green
Hi-Eff Red
Green
Hi-Eff Red
Green
Hi-Eff Red
Green
Hi-Eff Red
Green
Hi-Eff Red
Green
Min.
-
-
-
-
617
560
-
-
Typ.
2.1
2.2
20
20
-
640
568
-
-
40
30
50
Max.
2.6
2.6
-
100
-
638
576
-
-
Unit
V
mcd
Reverse Current
Peak Wave Length
Dominant Wave Length
Spectral Line Half-width
Viewing Angle
µA
nm
nm
nm
deg
●
Typical Electro-Optical Characteristics Curves
Fig.1 Relative intensity vs. Wavelength
1.0
(G)
(E)
Fig.2 Forward current derating curve
vs. Ambient temperature
60
50
Relative radiant intensity
Forward current(mA)
580
640
720
40
0.5
30
20
10
0
500
0
20
40
60
80
100
Wavelength
λ(nm)
Ambient temperature Ta(
℃
)
Fig.3 Forward current vs. Forward voltage
50
(E)
40
(G)
3.0
Fig.4 Relative luminous intensity
vs. Ambient temperature
Relative luminous intensity
2.5
Forward current(mA)
2.0
30
1.5
20
1.0
10
0.5
0
1
2
3
4
5
0
-40
-20
0
20
40
60
Forward voltage(V)
Ambient temperature Ta(
℃
)
Fig.5 Relative luminous intensity
vs. Forward current
8.0
Fig.6 Radiation diagram
0
(G)
10
20
30
Relative luminous intensity(@20mA)
7.0
6.0
Relative radiant intensity
(E)
5.0
4.0
3.0
2.0
1.0
0
5
10
20
30
40
50
1.0
40
0.9
0.8
50
60
70
0.7
80
90
0.5
0.3
0.1
0.2
0.4
0.6
Forward current (mA)
Ver.2.0 Page: 2 of 2
BRIGHT [ BRIGHT LED ELECTRONICS CORP ]
