GaAlAs HIGH POWER T-1 3/4 PACKAGE
INFRARED EMITTING DIODE
Description
The MIE-544L3 is an infrared emitting diode in GaAlAs
on GaAlAs technology molded in water clear plastic package.
7.62
(.300)
MIE-544L3
Unit : mm (inches )
Package Dimensions
φ5.05
(.200)
5.47
(.215)
5.90
(.230)
1.00
(.040)
FLAT DENOTES CATHODE
Features
l
23.40 MIN.
(.920)
0.50 TYP.
(.020)
High radiant power and high radiant intesity
Suitable for DC and high pulse current operation
Standard T-1 3/4 (φ 5mm) package
Peak wavelength
λ
P
=880 nm
Good spectral matching to Si-Photodetecto
Radiant angle : 40°
A
2.54
(.100)
1.00MIN
(.040)
l
l
l
l
C
l
Notes :
1. Tolerance is ± 0.25 mm (.010") unless otherwise noted.
2. Protruded resin under flange is 1.5 mm (.059") max.
3. Lead spacing is measured where the leads emerge from the package.
Absolute Maximum Ratings
'@ T
A
=25
o
C
Parameter
Power Dissipation
Peak Forward Current(300pps,10µs pulse)
Continuos Forward Current
Reverse Voltage
Operating Temperature Range
Storage Temperature Range
Lead Soldering Temperature
Maximum Rating
120
1
100
5
-55 C to +100 C
o
o
-55 C to +100 C
o
o
Unit
mW
A
mA
V
260
o
C for 5 seconds
Unity Opto Technology Co., Ltd.
11/17/2000
MIE-544L3
Optical-Electrical Characteristics
@ T
A
=25 C
Parameter
Radiant Intensity
Forward Voltage
Reverse Current
Peak Wavelength
Spectral Bandwidth
View Angle
Test Conditions
I
F
=20mA
I
F
=50mA
V
R
=5V
I
F
=20mA
I
F
=20mA
I
F
=20mA
Symbol
Ie
V
F
I
R
λ
∆λ
2
θ
1/2
880
80
40
Min.
Typ .
1.8
1.4
1.7
100
Max.
Unit
mW/sr
V
µA
nm
nm
deg .
o
Typical Optical-Electrical Characteristic Curves
1
Relative Radiant Intensity
Forward Current I
F
(mA)
100
90
80
70
60
50
0
-55
0.5
0
Wavelength (nm)
FIG.1 SPECTRAL DISTRIBUTION
Output Power To Value IF=20mA
100
3
780
880
980
Ambient Temperature T
A
(
o
C)
FIG.2 FORWARD CURRENT VS.
AMBIENT TEMPERATURE
-25
0
25
50
75
100 125
Forward Current (mA)
80
60
40
20
0
0
1.2
1.6
2.0
2.4
2.8
2.5
2
1.5
1
0.5
0
-40
-20
0
20
40
o
60
Forward Voltage (V)
FIG.3 FORWARD CURRENT VS.
FORWARD VOLTAGE
Output Power Relative To
Value at I
F
=20mA
Relative Radiant Intensity
5
4
3
2
1
0
0
20
40
60
80
100
Ambient Temperature T
A
( C)
FIG.4 RELATIVE RADIANT INTENSITY
VS. AMBIENT TEMPERATURE
0° 10°
20°
30°
40°
50°
60°
70°
80°
90°
1.0
0.9
0.8
Forward Current (mA)
FIG.5 RELATIVE RADIANT INTENSITY
VS. FORWARD CURRENT
0.5 0.3 0.1 0.2 0.4 0.6
FIG.6 RADIATION DIAGRAM
Unity Opto Technology Co., Ltd.
11/17/2000
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