PDI-E821

PHOTONIC High-Speed GaAIAs Infrared Point Source Emitter Peak Wavelength 850 nm,Type PDI-E821 DETECTORS INC. PACKAGE DIMENSIONS inch (mm) CL 0.145 [3.68] 45° 0.040 [1.02] 1.00 [25.4] MIN 0.145 [3.68] CL 0.112 [2.84] 0.098 [2.49] Ø0.019 [0.48] Ø0.016 [0.41] CL Ø0.195 [4.95] Ø0.178 [4.52] 0.100 [2.54] CATHODE CL ANODE & CASE L.E.D. WINDOW CAP (WELDED) 0.025 [0.64] 0.022 [0.56] HEADER 0.015 [0.38] SQ Ø0.004 [Ø0.10] EMITTER AREA CATHODE BOTTOM SIDE ANODE TO-46 HERMETIC CAN PACKAGE 80O HALF INTENSITY BEAM ANGLE DESCRIPTION: The PDI-E821 is a GaAlAs, 850 FEATURES nm, high speed point source emitter. The emitting High speed junction is .004 inch (0.10 mm) diameter. The topside High reliablity metal cathode forms an optical aperture mask. PackWide emission angle aged in a TO-46 header with a flat glass window cap. ABSOLUTE MAXIMUM RATING (TA=25OC unless otherwise noted) SYMBOL PARAMETER MIN MAX UNITS Power Dissipation Continuous Forward Current Peak Forward Current (10µs, 10Hz) Reverse voltage Storage & Operating Temperature Soldering Temperature* -55 200 100 2.5 2 +125 +260 mW mA A V o C o C *1/16 inch from case for 3 secs max TYPICAL RADIATION PATTERN BEAM ANGLE, θ (deg) ELECTRO-OPTICAL CHARACTERISTICS (TA=25OC unless otherwise noted) SYMBOL CHARACTERISTIC TEST CONDITIONS MIN TYP λP D Dλ RELATIVE OUTPUT vs. FORWARD CURRENT 100 80 60 40 80 100 60 0 0 40 20 20 RELATIVE POWER OUTPUT (%) Ct tr tf FORWARD CURRENT (mA) IF = 100 mA IF = 100 mA IF = 10 µ A IF = 20 mA IF = 20 mA V R = 0 V,f = 1 MHz IF = 20 mA IF = 20 mA TYPICAL POWER OUTPUT DEGRADATION CURVE STRESS TIME (hrs) MAX 2.5 2.0 830 1.70 2.2 850 30 60 15 15 870 RELATIVE POWER OUTPUT (%) Output Power Forward Voltage Reverse Breakdown Voltage Peak Wavelength Spectral Halfwidth Terminal Capacitance Rise Time Fall Time RELATIVE POWER OUTPUT (%) PO VF VR 100 UNITS mW V V nm nm pF nS nS SPECTRAL OUTPUT 80 60 40 20 0 800 810 820 830 840 850 860 870 880 890 900 Pd IFP IFP VR To & Ts TS APPLICATIONS Fiber optic sources Optical encoders Point light sources RELATIVE POWER OUTPUT (%) Ø0.212 [5.38] Ø0.209 [5.31] WAVELENGTH, λ (nm) Information in this technical data sheet is believed to be correct and reliable. However, no responsibility is assumed for possible inaccuracies or omission. Specifications are subject to change without notice. Optical power and radiant intensity measured using uncapped dimpled TO-46 into integrating sphere.