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| GaAlAs T-1 PACKAGE INFRARED EMITTING DIODE Description The MIE-334H4 is a GaAlAs infrared LED having a peak wavelength at 850nm. It features ultra-high power, 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 improved long-distance characteristics as well as significantly increased its range of applicability . SEE NOTE 2 0.75 (.030) 5.35 (.211) 3.00 (.118) MIE-334H4 Package Dimensions Unit : mm (inches ) 3.90 (.154) 0.40 (.015) FLAT DENOTES CATHODE Features l l l l l 23.40MIN. (.920) Ultra-High radiant intensity High response speed Standard T-1 ( 3mm) package, radiant angle : 30 Peak wavelength P =850 nm Good spectral matching to si-photodetector 0.5 0TYP. (.020) 1.00MIN. (.040) 2.54NOM. (.100) SEE NOTE 3 A C Application l l Data communication SIR 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. 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 -55 C to +100 C 260oC for 5 seconds o o o o Unit mW A mA V Unity Opto Technology Co., Ltd. 02/04/2002 MIE-334H4 Optical-Electrical Characteristics @ TA=25oC Parameter Radiant Intensity Forward Voltage Reverse Current Peak Wavelength Spectral Bandwidth View Angle Test Conditions IF=20mA IF=50mA VR=5V IF=20mA IF=20mA IF=20mA Symbol Ie VF IR 2 1/2 850 30 30 Min. Typ . 3.2 1.5 1.8 100 Max. Unit mW/sr V nm nm deg . Typical Optical-Electrical Characteristic Curves Relative Radiant Intensity 1 0.5 0 750 Output Power To Value IF=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 o 60 Forward Voltage (V) FIG.2 FORWARD CURRENT VS. FORWARD VOLTAGE Output Power Relative To Value at IF=20mA Relative Radiant Intensity 5 4 3 2 1 0 0 20 40 60 80 100 Ambient Temperature TA ( 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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