QED121/122/123 PLASTIC INFRARED LIGHT EMITTING DIODE PACKAGE DIMENSIONS 0.195 (4.95) FEATURES • D= 880 nm REFERENCE SURFACE • Chip material = AlGaAs 0.305 (7.75) • Package type: T-1 3/4 (5mm lens diameter) • Matched Photosensor: QSD122/123/124 • Narrow Emission Angle, 18° 0.040 (1.02) NOM • High Output Power 0.800 (20.3) MIN • Package material and color: Clear, peach tinted, plastic 0.050 (1.25) CATHODE 0.100 (2.54) NOM 1. Derate power dissipation linearly 2.67 mW/°C above 25°C. 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. 0.240 (6.10) 0.215 (5.45) NOTES: 0.020 (0.51) SQ. (2X) SCHEMATIC ANODE 1. Dimensions for all drawings are in inches (mm). 2. Tolerance of ± .010 (.25) on all non-nominal dimensions unless otherwise specified. ABSOLUTE MAXIMUM RATINGS CATHODE (TA = 25°C unless otherwise specified) Parameter Symbol Rating Unit Operating Temperature TOPR -40 to +100 °C Storage Temperature TSTG -40 to +100 °C (Iron)(2,3,4) Soldering Temperature TSOL-I 240 for 5 sec °C Soldering Temperature (Flow)(2,3) TSOL-F 260 for 10 sec °C Continuous Forward Current IF 100 mA Reverse Voltage VR 5 V PD 200 mW Power Dissipation(1) ELECTRICAL / OPTICAL CHARACTERISTICS PARAMETER (TA =25°C) TEST CONDITIONS SYMBOL MIN TYP Peak Emission Wavelength IF = 20 mA Emission Angle IF = 100 mA Forward Voltage Reverse Current DPE — 880 — nm 0 — ±9 — Deg. IF = 100 mA, tp = 20 ms VF — — 1.7 V VR = 5 V IR — — 10 µA Radiant Intensity QED121 IF = 100 mA, tp = 20 ms IE 16 — 40 mW/sr Radiant Intensity QED122 IF = 100 mA, tp = 20 ms IE 32 — 100 mW/sr Radiant Intensity QED123 IF = 100 mA, tp = 20 ms IE 50 — — mW/sr tr — 800 — ns tf — 800 — ns Rise Time Fall Time IF = 100 mA 2001 Fairchild Semiconductor Corporation DS300336 4/19/01 1 OF 3 MAX UNITS www.fairchildsemi.com QED121/122/123 PLASTIC INFRARED LIGHT EMITTING DIODE TYPICAL PERFORMANCE CURVES NORMALIZED COLLECTOR CURRENT NORMALIZED RADIANT INTENSITY 10 Normalized to: IF= 100 mA, TA = 25˚C Pulse Width = 100 µs 1 0.1 0.01 0.001 1 10 100 1 Normalized to: Pulse Width = 100 µs Duty Cycle = 0.1% VCC = 5 V RL = 100 1 TA = 25˚C IF = 100 mA 0.8 0.6 IF = 20 mA 0.4 0.2 0 1000 0 1 IF - INPUT CURRENT (mA) 2 3 4 5 6 LENS TIP SEPERATION (INCHES) Fig. 1 Normalized Radiant Intensity vs. Input Current Fig. 2 Coupling Characteristics of QED12X and QSD12X NORMALIZED RADIANT INTENSITY 1.0 VF - FORWARD VOLTAGE (V) 2.5 IF = 100 mA IF = 50 mA 2 1.5 1 IF = 10 mA 0.5 IF = 20 mA Pulse Width = 100 µs Duty Cycle = 0.1% 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 775 90 100 800 825 850 TA - TEMPERATURE (˚C) 875 900 925 950 D (nm) Fig. 3 Forward Voltage vs. Temperature Fig. 4 Normalized Radiant Intensity vs. Wavelength Fig. 5 Radiation Pattern 20 10 0˚ -10 -20 30 -30 40 -40 50 -50 60 -60 70 -70 80 -80 90 -90 100 www.fairchildsemi.com 80 60 40 20 0 2 OF 3 20 40 60 80 100 4/19/01 DS300336 QED121/122/123 PLASTIC INFRARED LIGHT EMITTING DIODE DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE 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. DS300336 4/19/01 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. 3 OF 3 www.fairchildsemi.com