PRODUCT INFORMATION 860nm 1A313 High-Performance LED This is the ultimate in high power for 850 nm LEDs - making it the device of choice for high power transmission via large core fibers. The hermetically sealed package contributes to its high reliability and the device can withstand the harshest environmental conditions. Power Transmission Optical and Electrical Characteristics (25° C Case Temperature) PARAMETER TEST CONDITION Fiber-Coupled Power (Fig.1, 2,&3) (Table1) Rise and Fall Time (10-90%) SYMBOL MIN. Pfiber TYP. 5 MAX. 7 UNIT mW IF =300 mA Fiber: IF =300 mA Step (Note 1)(Note 2) 300/330 mm tr,tf 4 fc 85 8 ns (no bias) Index Bandwidth (3dBel ) Peak Wavelength lp Spectral Width (FWHM) Dl 40 Forward Voltage (Fig.5) VF 1.9 Reverse Current IR Capacitance C 840 860 MHz IF =300 mA 880 NA=0.37 nm IF =100 mA nm IF =100 mA 2.2 V IF =300 mA 20 mA VR=1V pF VR= 0V, f=1 MHz 250 Note 1: Measured at the exit of 100 meters of fiber. Note 2: Mounted in a heatsinked metal housing. Absolute Maximum Ratings PARAMETER Ø4.7 Ø1.5 SYMBOL LIMIT Storage Temperature Tstg -55 to +1258C Operating Temperature (derating: Fig.4) Top -55 to +1258C Electrical Power Dissipation (derating: Fig.4) Ptot 660 mW IF 300 mA Peak Forward Repetitive Current (duty cycle 50%) IFRM 500 mA Peak Forward Surge Current (100 ms pulse) IFSM 1000 mA Reverse Voltage VR 1.5 V Soldering Temperature (2mm from the case for 10 sec) Tsld 2608C 0.6 3.7 Continuous Forward Current (f 10 kHz) 14 0.4 ANODE CATHODE 2.5 5.4 BOTTOM VIEW All dimensions in mm CASE Thermal Characteristics The anode is in electrical contact with the case. TO-46 Package With Lens PARAMETER SYMBOL MIN. TYP. MAX. UNIT Thermal Resistance - Infinite Heat Sink Rthjc 75 8C/W Thermal Resistance - In Housing (Note 2) Rthja 150 8C/W Temperature Coefficient - Optical Power dP/dTj -0.5 %/8C dl /dTj 0.3 nm/8C Temperature Coefficient -Wavelength 12425.11 1994-09-20 Europe: Tel (46) 8 58 02 45 00 Fax (46) 8 58 02 01 10 Tel (44) 1291 436180 Fax (44) 1291 436771 America: Tel 1-800-96MITEL Fax (613) 592-6909 Asia: Tel (65) 293 5312 Fax (65) 293 8527 1A313 High-Performance LED Typical Fiber-Coupled Power Core Diameter/Cladding Diameter Numerical Aperture RELATIVE FIBER-COUPLED POWER 100 80 60 40 r r = opt. Øc = 300ʵm 20 80 60 r z = opt. Øc = 300ʵm 40 z 20 z 0 0 0.5 1.0 1.5 2.0 2.5 0 3.0 mm 80 120 160 200 µm FIGURE 4 FIGURE 3 % 40 r - RADIAL DISPLACEMENT OF FIBER z - AXIAL DISPLACEMENT OF FIBER mW 100 800 MAX. ELECTRICAL POWER DISSIPATION 7 mW RELATIVE FIBER-COUPLED POWER 4 mW RELATIVE FIBER-COUPLED POWER 300/330 m m 0.37 FIGURE 2 % 100 80 50% DUTY CYCLE 60 DC 40 20 700 600 INFINITE HEAT SINK 500 400 300 IN HOUSING 200 100 HEAT SINKED 0 0 0 100 200 400 300 500 mA FIGURE 5 mA 600 400 200 0 0 1 2 FORWARD VOLTAGE 0 50 100 OPERATING TEMPERATURE FORWARD CURRENT FORWARD CURRENT Table 1 200/230 mm 0.37 FIGURE 1 % 860nm 3V 150¡C