AlGaAs/GaAs T-1 3/4 PACKAGE
INFRARED EMITTING DIODE
MIE-554A4
Description Package Dimensions
The MIE-554A4 is an infrared emitting diode utilizing
GaAs with AlGaAs window coating chip technology.
It is molded in water clear plastic package.
Features
l High radiant power and high radiant intesity
l Suitable for DC and high pulse current operation
l Standard T-1 3/4 ( φ5mm) package
l Peak wavelength λ
P
=940 nm
l Good spectral matching to si-photodetecto
l Radiant angle : 50°
Absolute Maximum Ratings
Parameter Maximum Rating Unit
Power Dissipation 120 mW
Peak Forward Current(300pps,10µs pulse)
1 A
Continuos Forward Current 100 mA
Reverse Voltage 5 V
Operating Temperature Range
o
C to +100oC
Storage Temperature Range
o
C to +100oC
Lead Soldering Temperature
o
C for 5 seconds
11/17/2000
@ TA=25
o
C
Unity Opto Technology Co., Ltd.
Unit:mm( inch)
A
C
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.
1.0
(.040)
2.54NOM.
(.100)
SEE NOTE 2
SEE NOTE 3
7.62
(.300)
0.5 TYP.
(.020)
23.4 MIN. (.920)
1.0MIN.
(.040)
φ5.05
(.200)
FLAT DENOTES CATHODE
5.90
(.230)
5.47
(.215)
MIE-554A4
Optical-Electrical Characteristics
@ TA=25oC
Parameter Test Conditions Symbol Min. Typ . Max. Unit
Radiant Intensity IF=20mA Ie 0.5 1.5 mW/sr
Forward Voltage IF=50mA V
F
1.30 1.50 V
Reverse Current VR=5V I
R
100
µA
Peak Wavelength IF=20mA λ
P
940 nm
Spectral Bandwidth IF=20mA ∆λ 50 nm
View Angle IF=20mA 2 θ
1/2
50 deg .
Typical Optical-Electrical Characteristic Curves
11/17/2000
FIG.6 RADIATION DIAGRAM
0.5 0.3
0.1 0.2
0.4
0.6
1.0
0.9
0.8
Relative Radiant Intensity
0° 10° 20°
0
1
2
3
4
5
0 20 40 60 80 100
Forward Current (mA)
FIG.4RELATIVE RADIANT INTENSITY
VS. FORWARD CURRENT
Output Power Relative To
Value at IF=20mA
0
20
40
60
80
100
0 1.2 1.6 2.0 2.4 2.8
Forward Voltage (V)
FIG.3 FORWARD CURRENT VS.
FORWARD VOLTAGE
Forward Current (mA)
0
0.5
1
1.5
2
2.5
3
-40 -20 0 20 40 60
Ambient Temperature TA (oC )
FIG.4 RELATIVE RADIANT INTENSITY
VS. AMBIENT TEMPERATURE
Output Power To Value
I =20mA
30°
90°
70°
60°
50°
80°
40°
0
0.5
1
840 940 1040
Wavelength (nm)
FIG.1 SPECTRAL DISTRIBUTION
Relative Radiant Intensity
0
10
20
30
40
50
60
-55 -25 0 25 50 75 100 125
Ambient Temperature TA (oC )
FIG.2 FORWARD CURRENT VS.
AMBIENT TEMPERATURE
Forward Current I
F
(mA)
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