clairex technologies, inc. 1301 east plano parkway plano, texas 75074-8524 phone: 972-265-4900 fax: 972-265-4949 www.clairex.co m CLE331 algaas point source ired collimating lens 0.147 (3.73) 0.137 (3.48) 0.205 (5.21) 0.215 (5.46) 0.100 (2.54) dia. 0.025 (0.64) max. 1.00 (25.4) min. 0.190 (4.83) 0.176 (4.47) 0.165 (4.19) 0.145 (3.68) 0.019 (0.48) 0.016 (0.41) 0.156 (3.96) 0.136 (3.45) anode cathode 0.050 (1.27) nom case 4 clairex ? technologies, inc . jul y, 2001 all dimensions are in inches (millimeters) features ? 850nm wavelength ? 50mhz operation ? to-46 hermetic package ? 2.5 beam angle ? collimating lens description the CLE331 is an advanced, high efficiency, high speed, point source, algaas infrared-emitting diode intended for use in applications requiring a uniform output radiation pattern. the point source die junction is 0.002" in diameter, and the dual aspheric lens provides a highly collimated radiation source. beam pattern is very uniform without the bond wire shadow effect of standard infrared emittin g diodes. absolute maximum ratings (t a = 25c unless otherwise stated) storage temperatur e ...................................................................... -55 c to +150c operating temperat ure ................................................................... - 40c to +125c lead soldering temperature (1) ......................................................................... 240c continuous forward current (2) ........................................................................ 100ma reverse voltage .................................................................................................... 3v maximum power dissipation (3) ...................................................................... 200mw notes: 1. 0.06? (1.5mm) from the header for 5 se conds maximum. maximum temperature can be 260c if wave soldering. 2. derate linearly 0.80ma/c fr om 25c free air temperature to t a = +125c. 3. derate linearly 1.6mw/c fr om 25c free air temperature to t a = +125c. clairex reserves the right to make changes at any time to improve de sign and to provide the best possible d ? electrical characteristics (t a = 25c unless otherwise noted) symbol parameter min typ max units test conditions p o total power output (4) 2.0 3.0 - mw i f = 100ma e e irradiance (5) 300 - - w/cm 2 i f = 100ma p peak emission wavelength - 850 - nm i f = 100ma i r reverse current - - 10 a v r = 3.0v v f forward voltage - - 2.2 v i f = 100ma hp emission angle at half power points - 12 - deg. i f = 100ma t r , t f output rise and fall time - 5.0 10 ns i f = 100ma notes: 4. power output is measur ed in an integrating sphere. 5. power/unit area measured within a 0. 444? (1.128cm) diameter area, center ed on the mechanical axis of the device and spaced 2.54? (6.45cm) from lens side of the tab. this is geometri cally equivalent to a 10 cone. revised 12 / 01/04
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