Datasheet

EVERLIGHT ELECTRONICS CO.,LTD.
Everlight Electronics Co., Ltd. http://www.everlight.com Rev 1 Page: 5 of 10
Device No:DSE-421-033 Prepared date: 16-Aug-2005 Prepared by: Ashley Kuo
42-21UYC/S530-XX/TR8
Typical Electro-Optical Characteristics Curves
500
25
0
50
75
100
550 600
650 700
Ta=25°C
1.2
Relative luminous intensity
Ambient Temperature Ta (°C)
-60
Forward Current Derating Curve
Ambient Temperature Ta (°C)
0
Forward Current
10
0
20
30
25
F
I (mA)
40
50
1
10
40
20
60 10085
0.7
0.9
0.8
1.0
-20-40 0 20
60
40 10080
Relative luminous intensity
100
%
)
(
1000
(
)
%
0
Forward Current
Luminous Intensity vs.
Ambient Temperature
10
20
25
I (mA)
F
30
40
50
Spectrum Distribution
0.40.30.5 0.1 0.2
70°
0.6
80°
90°
50°
60°
40°
Radiation Diagram
0° 10°
Ta=25°C
20°
30°
Forward Voltage
2.82.01.6 2.4 3.0
Ta=25°C
Forward Current vs.
10
Relative luminous intensity
1
10
100
%
)
(
1000
Forward Current
10
10
I (mA)
F
Ta=25°C
Luminous Intensity vs
D
u
t
y
=
1
/
1
0
f
=
1
K
H
z
Forward Current
Forward Voltage V (V)
Wavelength λ (nm)
F