BL-C4436 Datasheet, PDF (2/2 Pages) BRIGHT LED ELECTRONICS CORP – LED GaAsP/GaP Hi-Eff Red Low power consumption.

BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BL-C4436
● Electrical and optical characteristics(Ta=25℃)
Parameter
Symbol Condition
Forward Voltage
V_F
I_F=20mA
Luminous Intensity
Iv
I_F=20mA
Reverse Current
Peak Wave Length
Dominant Wave Length
Spectral Line Half-width
I_R
V_R=5V
λp
I_F=20mA
λd
I_F=20mA
∆λ
I_F=20mA
Viewing Angle
2θ_1/2
I_F=20mA
Min.
-
-
-
-
617
-
-
Typ.
2.0
14
-
640
-
40
120
Max.
2.6
-
100
-
638
-
-
● Typical Electro-Optical Characteristics Curves
Fig.1 Relative intensity vs. Wavelength
1.0
0.5
0
540
640
740
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
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
1.5
1.0
0.5
0
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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