MIE-534A4
Optical-Electrical Characteristics
@ T
A
=25 C
Parameter
Radiant Intensity
Forward Voltage
Reverse Current
Peak Wavelength
Spectral Bandwidth
View Angle
Relative Radiant Intensity
o
Test Conditions
I
F
=20mA
I
F
=50mA
V
R
=5V
I
F
=20mA
I
F
=20mA
I
F
=20mA
Symbol
Ie
V
F
I
R
λ
∆λ
2θ
1/2
Min.
2.0
Typ .
3.5
1.30
940
50
30
Max.
1.5
100
Unit
mW/sr
V
µA
nm
nm
deg .
Typical Optical-Electrical Characteristic Curves
Forward Current I
F
(mA)
1
100
90
80
70
60
50
0
-55 -25
0
25
50
75 100 125
0.5
0
840
940
1040
Wavelength (nm)
FIG.1 SPECTRAL DISTRIBUTION
Forward Current (mA)
Output Power To Value
I =20mA
100
80
60
40
20
0
0.8
1.2
1.6
2.0
2.4
2.8
Ambient Temperature T
A
(
o
C)
FIG.2 FORWARD CURRENT VS.
AMBIENT TEMPERATURE
3
2.5
2
1.5
1
0.5
0
-40
-20
0
20
40
o
60
Forward Voltage (V)
FIG.3 FORWARD CURRENT VS.
FORWARD VOLTAGE
Output Power Relative To
Value at I
F
=20mA
5
4
3
2
1
0
0
20
40
60
80
100
Ambient Temperature T
A
( C)
FIG.4 RELATIVE RADIANT INTENSITY
VS. AMBIENT TEMPERATURE
Relative Radiant Intensity
0° 10°
20°
30°
40°
1.0
0.9
0.8
0.5 0.3 0.1
0.2 0.4 0.6
50°
60°
70°
80°
90°
Forward Current (mA)
FIG.5 RELATIVE RADIANT INTENSITY
VS. FORWARD CURRENT
FIG.6 RADIANTION DIAGRAM
Unity Opto Technology Co., Ltd.
11/20/2000