GaAlAs T-1 PACKAGE
INFRARED EMITTING DIODE
Description
The MIE-304H4 is a GaAlAs infrared LED having a
peak wavelength at 850nm molded in water clear
plastic package. The forward voltage at low current
and at high pulse current roughly correspond to the
low values of the standard technology.
0.80
(.032)
SEE NOTE 2
5.40
(.213)
MIE-304H4
Package Dimensions
3.00
(.118)
Unit : mm (inches )
4.00
(.158)
0.50
(.020)
FLAT DENOTES CATHODE
23.40MIN.
(.921)
Features
l
l
l
l
0.50 TYP.
(.020)
1.00 MIN.
(.039)
2.54NOM.
(.100)
SEE NOTE 3
Ultra-high radiant intensity
High response speed
Standard T-1 (
φ
3mm ) package, radiant angle : 25°
Peak wavelength
λ
p
= 850 nm
A
C
Notes :
1. Tolerance is ± 0.25 mm (.010") unless otherwise noted.
2. Protruded resin under flange is 0.5 mm (.019") 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
Continuous Forward Current
Reverse Voltage
Operating Temperature Range
Storage Temperature Range
Lead Soldering Temperature
Maximum Rating
120
1
100
5
-55
o
C to +100
o
C
-55
o
C to +100
o
C
260
o
C for 5 seconds
Unit
mW
A
mA
V
Unity Opto Technology Co., Ltd.
02/04/2002
MIE-304H4
Optical-Electrical Characteristics
@ T
A
=25
o
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
λp
∆λ
2θ
1/2
Min.
Typ .
3.5
1.5
Max.
Unit
mW/sr
V
µA
nm
nm
deg .
-
-
-
-
-
-
-
1.8
100
-
850
30
25
-
-
-
Typical Optical-Electrical Characteristic Curves
Relative Radiant Intensity
1
0.5
0
750
Output Power To Value I
F
=20mA
Wavelength (nm)
FIG.1 SPECTRAL DISTRIBUTION
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-40
-20
0
850
950
100
Forward Current (mA)
80
60
40
20
0
0.8
1.2
1.6
2.0
2.4
2.8
20
40
60
Forward Voltage (V)
FIG.2 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
(
o
C)
FIG.3 RELATIVE RADIANT INTENSITY
VS. AMBIENT TEMPERATURE
0°
10°
20°
30°
40°
1.0
0.9
0.8
50°
60°
70°
80
90°
0.5 0.3 0.1
0.2 0.4 0.6
Forward Current (mA)
FIG.4 RELATIVE RADIANT INTENSITY
VS. FORWARD CURRENT
FIG.5 RADIATION DIAGRAM
Unity Opto Technology Co., Ltd.
02/04/2002
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