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| PLASTIC INFRARED LIGHT EMITTING DIODE QEC121 PACKAGE DIMENSIONS 0.116 (2.95) REFERENCE SURFACE 0.052 (1.32) 0.032 (0.082) 0.193 (4.90) QEC122 QEC123 0.030 (0.76) NOM 0.800 (20.3) MIN 0.050 (1.27) CATHODE 0.100 (2.54) NOM 0.155 (3.94) 0.018 (0.46) SQ. (2X) SCHEMATIC NOTES: 1. Dimensions are in inches (millimeters) 2. Tolerance of .010 (.25) on all non nominal dimensions unless otherwise specified. ANODE CATHODE DESCRIPTION The QEC12X is an 880 nm AlGaAs LED encapsulated in a clear purple tinted, plastic T-1 package. FEATURES * = 880 nm * Chip material = AlGaAs * Package type: T-1 (3mm lens diameter) * Matched Photosensor: QSC112/113/114 * Narrow Emission Angle, 16 * High Output Power * Package material and color: Clear, purple tinted, plastic 2001 Fairchild Semiconductor Corporation DS300335 5/18/01 1 OF 4 www.fairchildsemi.com PLASTIC INFRARED LIGHT EMITTING DIODE QEC121 ABSOLUTE MAXIMUM RATINGS Parameter Operating Temperature Storage Temperature Soldering Temperature (Iron)(2,3,4) Soldering Temperature (Flow)(2,3) Continuous Forward Current Reverse Voltage Power Dissipation(1) QEC122 (TA = 25C unless otherwise specified) Symbol TOPR TSTG TSOL-I TSOL-F IF VR PD Rating -40 to +100 -40 to +100 240 for 5 sec 260 for 10 sec 50 5 100 QEC123 Unit C C C C mA V mW NOTES 1. Derate power dissipation linearly 1.33 mW/C above 25C. 2. RMA flux is recommended. 3. Methanol or isopropyl alcohols are recommended as cleaning agents. 4. Soldering iron 1/16" (1.6mm) minimum from housing. ELECTRICAL / OPTICAL CHARACTERISTICS PARAMETER TEST CONDITIONS (TA = 25C) SYMBOL PE MIN TYP MAX UNITS Peak Emission Wavelength Emission Angle Forward Voltage Reverse Current Radiant IntensityQEC121 Radiant IntensityQEC122 Radiant IntensityQEC123 Rise Time Fall Time IF = 100 mA IF = 100 mA IF = 100 mA, tp = 20 ms VR = 5 V IF = 100 mA, tp = 20 ms IF = 100 mA, tp = 20 ms IF = 100 mA, tp = 20 ms IF = 100 mA 2 -- -- -- -- 14 27 39 -- -- 880 16 -- -- -- -- -- 800 800 -- -- 1.7 10 -- 94 -- -- -- nm Deg. V A mW/sr mW/sr mW/sr ns ns 1/2 VF IR IE IE IE tr tf www.fairchildsemi.com 2 OF 4 5/18/01 DS300335 PLASTIC INFRARED LIGHT EMITTING DIODE QEC121 QEC122 QEC123 Fig.1 Normalized Radiant Intensity vs. Forward Current Ie - NORMALIZED RADIANT INTENSITY 10 Normalized to: IF = 100 mA Pulsed tpw = 100 s Duty Cycle = 0.1 % TA = 25C Fig.2 Coupling Characteristics of QEC12X And QSC11X IC (ON) - NORMALIZED COLLECTOR CURRENT (mA) 1.0 Normalized to: d=0 IF Pulsed tpw = 100 s Duty Cycle = 0.1 % VCC = 5 V RL = 100 TA = 25C 0.8 1 0.6 0.1 0.4 0.01 0.2 IF = 20 mA 0.0 0 1 2 IF = 100 mA 0.001 1 10 100 1000 3 4 5 6 7 8 IF - FORWARD CURRENT (mA) LENS TIP SEPARATION (INCHES) Fig.3 Forward Voltage vs. Ambient Temperature 2.0 IF = 50 mA Fig. 4 Normalized Radiant Intensity vs. Wavelength 1.0 NORMALIZED RADIANT INTENSITY 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 VF - FORWARD VOLTAGE (V) IF = 100 mA 1.5 1.0 IF = 20 mA IF = 10 mA 0.5 Normalized to: IF Pulsed tpw = 100 s Duty Cycle = 0.1 % -20 0 20 40 60 80 100 0.0 -40 775 800 825 850 875 900 925 950 TA - AMBIENT TEMPERATURE (C) (nm) Fig. 5 Radiation Diagram 110 120 130 140 150 160 170 180 1.0 0.8 0.6 0.4 0.2 0.0 0.2 0.4 0.6 0.8 1.0 100 90 80 70 60 50 40 30 20 10 0 DS300335 5/18/01 3 OF 4 www.fairchildsemi.com PLASTIC INFRARED LIGHT EMITTING DIODE QEC121 QEC122 QEC123 DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body,or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in labeling, can be reasonably expected to result in a significant injury of the user. 2. A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. www.fairchildsemi.com 4 OF 4 5/18/01 DS300335 |
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