MSL-155XX SERIES
Optical-Electrical Characteristics
Luminous
Intensity
Forward
Voltage
Viewing
Angle
Part
Peak
IV (mcd )
@ IF = 20 mA(1)
VF (Volts )
@ IF = 20mA
2 q 1/2
Degrees(2)
Number
MSL-
Color
Wavelength
(nm )
lpeak
Min.
Typ.
Typ.
Typ.
Max.
Typ.
Orange /
Yellow Green
High eff Red /
Yellow Green
Super Red /
Yellow Green
Orange /
155B0
155B1
155B2
155B5
155B6
10 / 10
10 / 10
30 / 10
4.5 / 2.0
30 / 10
14 / 35
630 / 565
2.1 / 2.2
1.9 / 2.2
1.8 / 2.2
2.2
2.6
130
130
130
130
130
14 / 35
45 / 35
13 / 6
640 / 565
660 / 565
610 / 555
660 / 565
2.6
2.2 / 2.6
2.6
Pure Green
AlGaAs Red /
Pure Green
45 / 35
1.8/2.2
2.0/2.6
Notes:
1.The luminous intensity, IV, is measured at the peak of the spatial radiation pattern which may not be aligned with the
mechanical axis of the lamp package.
2. 2q1/2 is the off-axis angle where the luminous intensity is 1/2 of the peak intensity.
Typical Optial - Electrical Characteristic Curves
1
GREEN
ORANGE
AlGaAs RED
HI-EFF RED
0.5
0
500
550
600
650
700
750
WAVELENGTH - nm
FIG. 1. Relative Intensity vs. Wavelength
Unity Opto Technology Co., Ltd.
12/11/2000
UOT [ UNITY OPTO TECHNOLOGY ]
