GaAlAs T-1 PACKAGE
INFRARED EMITTING DIODE
MIE-334H4
Description Package Dimensions
FLAT DENOTES CATHODE
(.154)
(.020)
(.211)
SEE NOTE 3
(.030)
The MIE-334H4 is a GaAlAs infrared LED having a
peak wavelength at 850nm. It features ultra-high power,
3.00
Unit : mm (inches )
high response speed and molded package with higher
radiant intensity. In addition to improving the S/N ratio
in applied optical systems, the MIE-334H4 has greatly
0.75
5.35
improved long-distance characteristics as well as significantly increased its range of applicability .
Features
l Ultra-High radiant intensity
l High response speed
l Standard T-1 ( φ3mm) package, radiant angle : 30°
l Peak wavelength λ
l Good spectral matching to si-photodetector
=850 nm
P
Application
l Data communication
SEE NOTE 2
0.5 0TYP.
2.54NOM.
(.100)
A
Notes :
1. Tolerance is ± 0.25 mm (.010") unless otherwise noted.
2. Protruded resin under flange is 0.4 mm (.015") max.
3. Lead spacing is measured where the leads emerge from the package.
0.40
(.015)
23.40MIN.
(.920)
1.00MIN.
(.040)
C
3.90
l SIR
Absolute Maximum Ratings
Parameter Maximum Rating Unit
Power Dissipation 120 mW
Peak Forward Current(300pps,10µs pulse)
Continuos Forward Current 100 mA
Reverse Voltage 5 V
Operating Temperature Range
Storage Temperature Range
Lead Soldering Temperature
@ TA=25oC
1 A
o
C to +100oC
o
C to +100oC
o
C for 5 seconds
Unity Opto Technology Co., Ltd.
02/04/2002
MIE-334H4
Optical-Electrical Characteristics
VS. AMBIENT TEMPERATURE
VS. FORWARD CURRENT
FORWARD VOLTAGE
Parameter Test Conditions Symbol Min. Typ . Max. Unit
Radiant Intensity
Forward Voltage
Reverse Current
Peak Wavelength
Spectral Bandwidth
View Angle
IF=20mA
IF=50mA V
VR=5V I
IF=20mA
IF=20mA
IF=20mA 2 θ
Ie 3.2 mW/sr
F
R
λ
∆λ
1/2
Typical Optical-Electrical Characteristic Curves
1
0.5
Relative Radiant Intensity
0
750 850 950
FIG.1 SPECTRAL DISTRIBUTION
100
80
60
40
20
Forward Current (mA)
0
0.8 1.2 1.6 2.0 2.4 2.8
Forward Voltage (V)
FIG.2 FORWARD CURRENT VS.
Wavelength (nm)
1.5 1.8 V
100
850 nm
30 nm
30 deg .
3.0
2.5
=20mA
F
2.0
1.5
1.0
0.5
0.0
-40 -20 0 20 40 60
Output Power To Value I
Ambient Temperature TA (oC )
FIG.3 RELATIVE RADIANT INTENSITY
@ TA=25oC
µΑ
5
4
3
=20mA
F
2
1
Value at I
Output Power Relative To
0
0 20 40 60 80 100
FIG.4 RELATIVE RADIANT INTENSITY
Unity Opto Technology Co., Ltd.
Forward Current (mA)
0° 10° 20°
1.0
0.9
0.8
Relative Radiant Intensity
0.5 0.3 0.1 0.2 0.4 0.6
FIG.5 RADIATION DIAGRAM
30°
40°
50°
60°
70°
80°
90°
02/04/2002
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