MSL-154DR Datasheet, PDF (2/2 Pages) Unity Opto Technology – Surface Mount Chip LEDs

MSL-154DR
Optical-Electrical Characteristics
Parameter
Test Conditions Symbol
Luminous Intensity
I_F=20mA
I_V
Forward Voltage
Reverse Current
Peak/Dominant Wavelength
Spectral Linewidth
I_F=20mA
V_R=5V
I_F=20mA
IF=20mA
V_F
I_R
λ_p/λ_d
∆λ
Viewing Angle
I_F=20mA
2θ_1/2
Typical Optical-Electrical Characteristic Curves
1
0.5
0
590 615 640 665 690 715
Wavelength (nm)
FIG.1 RELATIVE INTENSITY LUMINOUS
VS. WAVELENGTH
40
30
20
10
0
0
25
50
75
100
Ambient Temperature( )
FIG. 3 FORWARD CURRENT
VS. AMBIENT TEMPERATURE.
10
1
0.1
-30 -10 10 30 50 70
Ambient Temperature (^oC)
FIG.5 LUMINOUS INTENSITY VS.
AMBIENT TEMPERATURE
Min .
10
-
-
-
-
-
Typ .
21.5
1.9
-
660/640
20
130
@ T_A=25^oC
Max . Unit .
-
mcd
2.0
V
10
µA
-
nm
-
nm
-
deg.
30
25
20
15
10
5
0
1.2 1.6 2 2.4 2.8 3.2 3.6 4
Forward Voltage (V)
FIG.2 FORWARD CURRENT
VS. FORWARD VOLTAGE.
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
0
0 5 10 15 20 25
Forward current (mA)
FIG. 4 RELATIVE LUMINOUS INTENSITY
VS. FORWARD CURRENT.
0^o 10^o 20^o
30°
40°
1.0
50°
0.9
60°
70°
0.8
9800°°
0.5 0.3 0.1 0.2 0.4 0.6
FIG.6 RADIATION DIAGRAM
Unity Opto Technology Co., Ltd.
11/24/2000