Surface Mount Chip LEDs
MSL-154DR
Description
The MSL-154DR, a RED source Chip LED device,
is designed in an indnstry standard package suitable
for SMT assembly method. It utilizes AlGaAs on
GaAs LED chip technology and water clear epoxy
package.
Applications
l
Small Size
l
Industry Standard Footprint(1206)
l
Compatible with IR Solder process
l
Availalble in 8 mm Tape on 7"(178mm)
Diameteer Reels
Features
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Push-Button Backlighting
l
LCD Backlighting
l
Symbol Backlighting
l
Front Panel Indicator
Absolute Maximum Ratings
Parameter
Symbol
Maximum Rating
Unit
Peak Forward Current(1/10 Duty Cycle@1KHz )
I
FP
200
mA
DC Forward Current
I
F
25
mA
Power Dissipation
P
D
55
mW
Reverse Voltage
V
R
5
V
Operating Temperature Range
T
OPR
-25
o
C
to +80
o
C
Storage Temperature Range
T
STG
-30
o
C
to +85
o
C
11/24/2000
Unity Opto Technology Co., Ltd.
@ T
A
=25
o
C
NOTE:
1. All dimensions are in millimeter (inches)
2. Tolerance is 0.1mm (.004") unless otherwise specified.
Package Dimensions
POLARITY
1.60
0.063
1.50
(0.059)
2.0
(0.079)
1.50
(0.059)
ANODE MARK
0.50
( 0.020 )
2.00
(0.079)
1.10
(0.043)
3.20
( 0.126 )
1.5
(.059)
Recommended Solder Patterns
0.50
(0.020)
SOLDERING
TERMINAL
1.60
( 0.063 )
PCB
R0.4
(0.016)
MSL-154DR
Optical-Electrical Characteristics
Parameter
Test Conditions
Symbol
Min .
Typ .
Max .
Unit .
Luminous Intensity
I
F
=20mA
I
V
10
21.5
-
mcd
Forward Voltage
I
F
=20mA
V
F
-
1.9
2.0
V
Reverse Current
I
R
-
-
10
A
Peak/Dominant Wavelength
I
F
=20mA
p/
d
-
660/640
-
nm
Spectral Linewidth
IF=20mA
-
20
-
nm
Viewing Angle
I
F
=20mA
2
1/2
-
130
-
deg.
Typical Optical-Electrical Characteristic Curves
11/24/2000
V
R
=5V
@
T
A
=25
o
C
Unity Opto Technology Co., Ltd.
0
0.5
1
590 615 640 665 690 715
Ambient Temperature (
o
C
)
FIG.5 LUMINOUS INTENSITY VS.
AMBIENT TEMPERATURE
0
10
20
30
40
0
25
50
75
100
Ambient Temperature( )
FIG. 3 FORWARD CURRENT
VS. AMBIENT TEMPERATURE.
Forward Current I
F
(mA)
Forward current (mA)
FIG. 4 RELATIVE LUMINOUS INTENSITY
VS. FORWARD CURRENT.
Relative Luminous Intensity
FIG.6 RADIATION DIAGRAM
0.5 0.3 0.1 0.2 0.4 0.6
1.0
0.9
0.8
0
o
10
o
20
o
90
70
30
40
60
50
80
Relative Luminous Intensity
Relative Luminous Intensity
Wavelength (nm)
FIG.1 RELATIVE INTENSITY LUMINOUS
VS. WAVELENGTH
Relative Luminous Intensity
( Normalized at I
F
=20 mA )
Forward Current I
F
(mA)
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
0
5
10
15
20
25
0.1
1
10
-30
-10
10
30
50
70
0
5
10
15
20
25
30
1.2
1.6
2
2.4
2.8
3.2
3.6
4
Forward Voltage (V)
FIG.2 FORWARD CURRENT
VS. FORWARD VOLTAGE.
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