GaAlAs T-1 3/4 PACKAGE INFRARED EMITTING DIODE Description MIE-546L3U Package Dimensions The MIE-546L3U is infrared emitting diodes in Unit: mm (inches) φ5.05 (.200) GaAlAs technology molded in pastel blue transparent package. 5.47 (.215) 7.62 (.300) 5.90 (.230) Features l Suitable for DC and high pulse current operation l Standard T-1 3/4 (φ 5mm) package l Peak wavelength λp = 880 nm l Good spectral matching to si-photodetector l Radiant angle : 40° 1.0 (.040) SEE NOTE 2 FLAT DENOTES CATHODE 23.40 MIN. (.920) 0.50 TYP. (.020) 1.00MIN. (.040) 2.54 NOM. (.100) SEE NOTE 3 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,10µs pulse) Continuos Forward Current Reverse Voltage Maximum Rating Unit 120 mW 1 A 100 mA 5 V o o Operating Temperature Range -55 C to +100 C Storage Temperature Range -55oC to +100oC Lead Soldering Temperature 260oC for 5 seconds Unity Opto Technology Co., Ltd. 11/18/2000 MIE-546L3U Optical-Electrical Characteristics '@ TA=25oC Parameter Test Conditions Radiant Intensity IF=20mA IF=50mA Forward Voltage Symbol Min. Ie VF IF=200mA Typ . Max. Unit 1.2 - mW/sr 1.4 1.7 1.85 2.10 V µA Reverse Current VR= 5V IR 100 Peak Wavelength IF=20mA λ 880 nm Spectral Bandwidth IF=20mA ∆λ 60 nm View Angle IF=20mA 2θ1/2 - 0.5 0 780 880 980 Wavelength (nm) FIG.1 SPECTRAL DISTRIBUTION Forward Current (mA) 100 80 60 40 20 Output Power To Value Relative Radiant Intensity 1 Forward Current IF (mA) Typical Optical-Electrical Characteristic Curves - deg. 100 90 80 70 60 50 0-55 -25 0 25 50 75 100 125 Ambient Temperature TA (oC ) FIG.2 FORWARD CURRENT VS. AMBIENT TEMPERATURE 3 2.5 2 1.5 1 0.5 0 0 0.8 1.2 1.6 2.0 2.4 -40 -20 2.8 Forward Voltage (V) FIG.3 FORWARD CURRENT VS. FORWARD VOLTAGE 0 20 40 60 Ambient Temperature TA (oC) FIG.4 RELATIVE RADIANT INTENSITY VS. AMBIENT TEMPERATURE 0° 10° 20° 5 4 3 2 1 0 0 20 40 60 80 100 Forward Current (mA) FIG.5 RELATIVE RADIANT INTENSITY VS. FORWARD CURRENT Relative Radiant Intensity Output Power Relative To Value at IF=20mA 40 30° 40° 1.0 0.9 50° 60° 70° 80° 90° 0.8 0.5 0.3 0.1 0.2 0.4 0.6 FIG.5 RADIATION DIAGRAM Unity Opto Technology Co., Ltd. 11/18/2000