Surface Mount Chip LEDs
MSL-174TG
Description
The MSL-174TG, a TRUE GREEN source Chip
LED device, is designed in an indnstry standard
package suitable for SMT assembly method. It
utilizes InGaN on SiC LED chip technology and
water clear epoxy package.
Applications
l
Small Size
l
Industry Standard Footprint(0805)
l
Compatible with IR Solder process
l
Availalble in 8 mm Tape on 7"(178mm)
Diameteer Reels
Features
l
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
100
mA
DC Forward Current
I
F
30
mA
Power Dissipation
P
D
126
mW
Reverse Voltage
V
R
5
V
Operating Temperature Range
T
OPR
-20
o
C
to +80
o
C
Storage Temperature Range
T
STG
-30
o
C
to +100
o
C
Electrostatic Discharge Threshold
E
OT
1000
V
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.
POLARITY
Recommended Solder Patterns
Package Dimensions
1.25
(0.049)
1.20
(0.047)
0.90
(0.035)
1.20
(0.047)
CATHODE MARK
0.30
( 0.012 )
1.40
(0.055)
0.80
(0.031)
2.0
( 0.079)
1.20
(.047)
0.40
(0.016)
SOLDERING
TERMINAL
1.25
( 0.049 )
PCB
R0.2
(0.008)
MSL-154TG
Optical-Electrical Characteristics
Parameter
Test Conditions
Symbol
Min .
Typ .
Max .
Unit .
Luminous Intensity
I
F
=20mA
I
V
5
12
-
mcd
Forward Voltage
I
F
=20mA
V
F
-
3.5
4.0
V
Reverse Current
I
R
-
-
10
A
Peak/Dominant Wavelength
I
F
=20mA
p/
d
-
523/525
-
nm
Spectral Linewidth
IF=20mA
-
36
-
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.
Ambient Temperature (
o
C
)
FIG.5 LUMINOUS INTENSITY VS.
AMBIENT TEMPERATURE
Relative Luminous Intensity
Relative Luminous Intensity
Relative Luminous Intensity
0
5
10
15
20
25
30
0
1
2
3
4
Forward Voltage (V)
FIG.2 FORWARD CURRENT VS.
FORWARD VOLTAGE
Forward Current I
F
(mA)
0
10
20
30
40
0
25
50
75
100
Forward Current I
F
(mA)
Ambient Temperature (
o
C
)
FIG.3 FORWARD CURRENT VS.
AMBIENT TEMPERATURE
Forward Current I
F
(mA)
FIG.4 RELATIVE LUMINOUS INTENSITY
VS. FORWARD CURRENT
Relative Luminous Intensity
Normalized at I
F
=20mA
FIG.6 RADIATION DIAGRAM
70
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
30
40
60
50
80
0.1
1
10
0
25
50
75
0
0.25
0.5
0.75
1
1.25
1.5
0
5
10
15
20
25
30
0
0.5
1
380
450
510
570
640
Wavelength (nm)
FIG.1 RELATIVE INTENSITY LUMINOUS
VS. WAVELENGTH
PDF 
ZIP