ETC 155B1

Surface Mount Bi-Color Chip LEDs
Description
MSL-155XX SERIES
Package Dimensions
The MSL-155xx , a series of bi-color Chip LED device ,
LED die
A (Short wavelength)
is designed in an industry standard package suitable for
SMT assembly method . This series contain different
LED die
B (Long wavelength)
2.7
(.106)
combinations of Red & Green chips to provide broad
+
0.50
(.020)
Cathode mark
+
1.4
(0.055)
0.60
(.024)
Small Size
0.90
(0.036)
Industry Standard Footprint
l
Compatible with IR Solder process
l
Availalble in 8 mm Tape on 7"(178mm)
+
+
0.5
(.02)
l
Diameter Reels
+
l
+
0.9
(0.035)
(0.36)
Soldering Terminal
Dual color
Applications
l
Push-button backlighting
l
LCD backlighting
l
Symbol backlighting
l
Front panel indicator
PCB
2.20
(0.087)
l
+
0.6
(0.024)
+
Features
3.2
(.126)
B
1.6
(0.063)
A
all molded in water clear epoxy package.
2.0
(0.079)
range choices in wavelength and intensity . They are
Polarity
NOTE:
1. All dimensions are in millimeter (inches)
2. Tolerance is ± 0.1mm (.004") unless otherwise specified.
Absolute Maximum
155B16 Ratings
40 / 15
80 / 40
@ TA=25oC
Blue
Maximum Rating
Units
IFP
80
mA
DC Forward Current
IF
25
mA
Power Dissipation
PD
65
mW
Reverse Voltage ( IR = 100 µA )
VR
5
Parameter
Peak Forward Current
(1)
Operating Temperature Range
Storage Temperature Range
TOPR
TSTG
Notes:
1. Derate linearly as shown in figure 4 for temperatures above 25oC
Unity Opto Technology Co., Ltd.
V
-20 to + 80
o
C
-30 to + 100
o
C
MSL-155XX SERIES
Optical-Electrical Characteristics
Luminous
Part
Number
Red Orange /
Yellow Green
GaAsP Red /
AllnGaP Green
Orange /
Pure Green
AlGaAs Red /
GaP Green
155B0
155B3
155B5
155B6
@ IF = 20mA
Degrees(2)
Min.
Typ.
λδ
Typ.
5 / 1.5
12 / 6.5
618 / 570
1.8 / 2.2
2.3 / 2.7
130
5 / 1.5
12 / 6.5
585 / 570
1.9 / 2.2
2.7
130
5 / 1.5
12 6.5
607 / 570
2.1/ 2.2
2.7
130
10 / 1.5
22.5 / 6.5
640 / 570
1.8/2.2
2.0/2.6
130
@ IF = 20 mA(1)
MSL-
Viewing
Angle
2 θ 1/2
Hue
Wavelength
Intensity
IV (mcd )
Color
Forward
Voltage
VF (Volts )
(nm )
Typ.
Max.
Typ.
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. 2θ1/2 is the off-axis angle where the luminous intensity is 1/2 of the peak intensity.
Typical Optial - Electrical Characteristic Curves
1
RELATIVE INTENSITY
GREEN
ORANGE
AlGaAs RED
0.5
0
500
HI-EFF RED
550
600
650
700
WAVELENGTH - nm
FIG. 1. Relative Intensity vs. Wavelength
Unity Opto Technology Co., Ltd.
750
MSL-155XX SERIES
1.50
(.059)
1.00
(.039)
1.00
(.039)
Recommended Solder Patterns
0.4
.016
1.50
(.059)
2.0
(0.079)
30
1.6
25
1.4
20
Relative Luminous Intensity
( Normalized At 20 mA )
IF - Forward Current - mA
Typical Optical - Electrical Characteristic Curves
RED
15
ORANGE
GREEN
10
5
0
0.0
1.0
2.0
3.0
1.2
1
0.8
0.6
0.4
0.2
0
4.0
155B16 VF - Forward Voltage - V
FIG.2 FORWARD CURRENT
Blue
0
40 / 15
5
10
15
20
25
80 / 40
2.6/4.2
lDC - DC Forward Current - mA
FIG. 3 RELATIVE LUMINOUS INTENSITY
VS.DC FORWARD CURRENT.
VS. FORWARD VOLTAGE.
35
20o
30
30
Normalized Intensity
lF - Forward Current - mA
40
25
20
15
10
5
10o
0o
10o
1
20o
40o
o
50
40o
.6
o
60
70o
20
40
60
80
TA - Ambient Temperature - oC
FIG. 4 MAXIMUM DC CURRENT
VS. AMBIENT TEMPERATURE
100
50o
60o
.2
80o
70o
80o
0
0
30o
90o
90o
FIG 5. RADIATION DIAGRAM
Unity Opto Technology Co., Ltd.
12/11/2000