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| AlGaAs/GaAs T-1 3/4 PACKAGE INFRARED EMITTING DIODE Description The MIE-546A4U is infrared emitting diodes in GaAs technology with AlGaAs window coating molded in pastel pink transparent package. MIE-546A4U 5.05 (.200) Package Dimensions Unite: mm ( inches ) 5.47 (.215) 7.62 (.300) 5.90 (.230) Features l l l l l High radiant power and high radiant intensity Standard T-1 3/4 ( 5mm) package Peak wavelength p = 940 nm Good spectral matching to si-photodetector Radiant angle : 45 1.00 (.040) FLAT DENOTES CATHODE 23.4 0MIN. (.920) .50 TYP. (.020) 1.00MIN (.040) 2.54 (.100) 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 Absolute Maximum Ratings @ TA=25oC Parameter Power Dissipation Peak Forward Current(300pps,10s 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 -55oC to +100oC 260oC for 5 seconds o o Unit mW A mA V Unity Opto Technology Co., Ltd. 11/17/2000 MIE-546A4U Optical-Electrical Characteristics Parameter Radiant Intensity Forward Voltage Reverse Current Peak Wavelength Spectral Bandwidth View Angle Test Conditions IF=20mA IF=50mA IF=200mA VR= 5V IF=20mA IF=20mA IF=20mA IR 21/2 940 50 45 Symbol Ie VF Min. Typ . 1.5 1.3 1.65 Max. 1.5 2.0 100 @ TA=25oC Unit mW/sr V A nm nm - deg. Typical Optical-Electrical Characteristic Curves Relative Radiant Intensity 1 100 Forward Current IF (mA) 840 940 1040 90 80 70 60 50 0 -55 -25 0 25 50 75 100 125 0.5 0 Wavelength (nm) FIG.1 SPECTRAL DISTRIBUTION Output Power To Value IF=20mA 100 Ambient Temperature TA (oC) FIG.2 FORWARD CURRENT VS. AMBIENT TEMPERATURE 3 2.5 2 1.5 1 0.5 0 -40 -20 0 20 40 60 o Forward Current (mA) 80 60 40 20 0 0.8 1.2 1.6 2 2.4 2.8 Forward Voltage (V) FIG.3 FORWARD CURRENT VS. FORWARD VOLTAGE 5 4 3 2 1 0 0 20 40 60 80 100 Ambient Temperature TA ( C) FIG.4 RELATIVE RADIANT INTENSITY VS.AMBIENT TEMPERATURE 0 10 20 30 40 1.0 0.9 0.8 0.5 0.3 0.1 0.2 0.4 0.6 50 60 70 80 90 Output Power Relative To Value at IF=20mA Relative Radiant Intensity Forward Current (mA) FIG.5 RELATIVE RADIANT INTENSITY VS. FORWARD CURRENT FIG.6 RADIATION DIAGRAM Unity Opto Technology Co., Ltd. 11/17/2000 |
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