
Description
Package Dimensions
The MSL-824B is designed based on an industry
standard package for ease of handing and use. Units: mm
The package is water clear epoxy within white plastic.
Applications
l LCD backlighting
l Symbol backlighting
l Front panel indicator
A C
Features
l High performance
l Excellent chip to chip consistency
l High reliability
Absolute Maximum Ratings
Power Dissipation
Continuous Forward Current
Reverse Current(VR=5V)
Operating Temperature Range
Storage Temperature Range
Lead Soldering Temperature 260oC for 5 second (2.0mm From Body)
Parameter
Notes :
1. All dimensions are in millimeters.
2. Tolerance is ± 0.1 mm unless otherwise noted.
@ TA=25oC
Symbol Maximum Rating Unit
P
ad
I
af
I
R
T
opr
T
stg
100 mW
25 mA
10
-40oC to +85oC
-40oC to +85oC
µA
Unity Opto Technology Co., Ltd.
11/06/2000

Optical-Electrical Characteristics
FIG.4 RELATIVE LUMINOUS INTENSITY
Relative Luminous Intensity
Relative Luminous Intensity
FIG.2 FORWARD CURRENT VS.
PART NO
Color
Emitted Lens TYP MAX MIN TYP
Dominant
Wave
Langth
λD
(nm)
Spectral
Halfwidth
∆λ(nm)
Forward Luminous
Voltage Intensity
@IF=20mA @IF=20mA
(V) (mcd)
'@ TA=25
Viewing Angle
2θ
1/2
(deg)
MSL-824B Blue
470 26 3.6 4.0 40 60
Typical Optical-Electrical Characteristic Curves
Relative Luminous Intensity
Wavelength (nm)
FIG.1 RELATIVE LUMIINOUS INTENSITY VS. WAVELENGTH
25
20
15
10
5
Forward Current (mA)
0
0 1 2 3 4 5 6
Forward Voltage (V)
FORWARD VOLTAGE
1
50
(mA)
F
Forward Current I
30
25
20
15
10
5
0
0 10 20 30 40 50 60 70 80 90 100
Ambient Temperature T
A
(oC)
FIG.3 FORWARD CURRENT
VS. AMBIENT TEMPERATURE
0o 10o 20
o
110
0.8
=25mA
0.6
F
0.4
0.2
Normalized at I
0
0 5 10 15 20 25
Forward Current (mA)
VS. FORWARD CURRENT
Unity Opto Technology Co., Ltd.
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°
FIG.5 RADIATION PATTERN DIAGRAM
11/06/2000