Technical Data Sheet
Top View LEDs
67-21/B7C-AS2U1N/2T
Everlight Electronics Co., Ltd. http://www.everlight.com Rev. 1 Page: 5 of 10
Device No. : DSE-0001045 Prepared date: 22-Apr-2008 Prepared by: Rita Shen
Typical Electro-Optical Characteristics
Forward Current Derating Curve
0
Forward Current
10
20
30
I (mA)
F
40
50
40
20
60 10080
400
Relative luminous intensity
25
0
50
75
(
)
%
100
450 500
550 800
Ta=25°C
Spectrum Distribution
F
Relative Luminous Intensity
Forward Current
0
10
1
1
10
I (mA)
2
10
Forward Current
Relative Luminous Intensity vs
10
100
)
1000
(
%
Ta=25°C
Forward Current
Forward Voltage
Ta=25°C
Forward Current vs.
Wavelength λ (nm)
I (mA)
F
Forward Voltage (V )-volts
F
Relative Luminous Intensity (%)
-60
1
10
-20-40 0 20
60
40 10080
100
1000
Relative Luminous Intensity vs.
Ambient Temperature
Ambient Temperature Ta (°C)
Ta=25°C
Radiation Diagram
Ambient Temperature Ta (°C)
2.6
0
10
20
40
30
50
4.23.43.0 3.82.4
D
u
t
y
=
1
/
1
0
f
=
1
K
H
z
0.7
0.8
0.9
1.0
0.40.5 0.3 0.20.1 0.6
80°
90°
50°
60°
70°
40°
0° 10° 20°
30°
