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PLASTIC INFRARED LIGHT EMITTING DIODE QED221
PACKAGE DIMENSIONS
0.195 (4.95)
QED222
QED223
REFERENCE SURFACE
0.305 (7.75)
0.040 (1.02) NOM 0.800 (20.3) MIN
0.050 (1.25)
CATHODE 0.100 (2.54) NOM
SCHEMATIC
0.240 (6.10) 0.215 (5.45) 0.020 (0.51) SQ. (2X)
ANODE
NOTES: 1. Dimensions for all drawings are in inches (mm). 2. Tolerance of .010 (.25) on all non-nominal dimensions unless otherwise specified.
CATHODE
DESCRIPTION
The QED22X is an 880nm AlGaAs LED encapsulated in clear, purple tinted, plastic T-1 3/4 package.
FEATURES
* != 880 nm * Chip material = AlGaAs * Package type: T-1 3/4 (5mm lens diameter) * Matched Photosensor: QSD122/123/124 * Medium Wide Emission Angle, 40 * High Output Power * Package material and color: Clear, purple tinted, plastic
2001 Fairchild Semiconductor Corporation DS300337 12/07/01
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PLASTIC INFRARED LIGHT EMITTING DIODE QED221
ABSOLUTE MAXIMUM RATINGS
Parameter Operating Temperature Storage Temperature Soldering Temperature (Iron) Continuous Forward Current Reverse Voltage Power Dissipation
(1) (5) (2,3,4) (2,3)
QED222
(TA = 25C unless otherwise specified) Symbol TOPR TSTG TSOL-I TSOL-F IF VR PD IF(Peak) (TA =25C)
SYMBOL MIN
QED223
Rating -40 to +100 -40 to +100 240 for 5 sec 260 for 10 sec 100 5 200 1.5 Unit C C C C mA V mW A
Soldering Temperature (Flow)
Peak Forward Current
ELECTRICAL / OPTICAL CHARACTERISTICS
PARAMETER TEST CONDITIONS
TYP
MAX
UNITS
Peak Emission Wavelength Emission Angle Forward Voltage Reverse Current Radiant Intensity QED221 Radiant Intensity QED222 Radiant Intensity QED223 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
!PE " VF IR IE IE IE tr tf
-- -- -- -- 10 16 25 -- --
880 20 -- -- -- -- -- 800 800
-- -- 1.7 10 20 32 -- -- --
nm Deg. V A mW/sr mW/sr mW/sr ns ns
1. Derate power dissipation linearly 2.67 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. 5. Pulse conditions; tp = 100 S, T = 10 ms.
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PLASTIC INFRARED LIGHT EMITTING DIODE QED221
NORMALIZED RADIANT INTENSITY
10 Normalized to: IF= 100 mA, TA = 25C Pulse Width = 100 s 1
QED222
NORMALIZED COLLECTOR CURRENT
1
QED223
Fig. 2 Coupling Characteristics of QED22X with QSD12X
Normalized to: Pulse Width = 100 s Duty Cycle = 0.1% VCC = 5 V RL = 100 TA = 25C
Fig. 1 Normalized Radiant Intensity vs. Input Current
IF = 100 mA 0.8
0.6 IF = 20 mA 0.4
0.1
0.01
0.2
0.001
1
10
100
1000
0
0
1
2
3
4
5
6
IF - INPUT CURRENT (mA)
LENS TIP SEPERATION (INCHES)
Fig. 4 Normalized Radiant Intensity vs. Wavelength Fig. 3 Forward Voltage vs. Temperature
2.5 1.0
VF - FORWARD VOLTAGE (V)
IF = 50 mA 2
IF = 100 mA
NORMALIZED RADIANT INTENSITY
0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 775 800 825 850 875 900 925 950
1.5
1
IF = 10 mA Pulse Width = 100 s Duty Cycle = 0.1%
IF = 20 mA
0.5
0 -40
-30
-20
-10
0
10
20
30
40
50
60
70
80
90 100
TA - TEMPERATURE (C)
(nm)
Fig. 5 Forward Current vs. Forward Voltage
1000 TA = 25C
Fig. 6 Radiation Pattern
20 30 10 0 -10 -20 -30 -40 -50 -60 -70 -80 -90 100 1 2 3 4 80 60 40 20 0 20 40 60 80 100
IF - FORWARD CURRENT (mA)
100 50 60 70 80 1 90
40
10
VF - FORWARD VOLTAGE (V)
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PLASTIC INFRARED LIGHT EMITTING DIODE QED221 QED222 QED223
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.
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