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Fairchild Semiconductor |
PLASTIC INFRARED
LIGHT EMITTING DIODE
PACKAGE DIMENSIONS
REFERENCE
SURFACE
0.190 (4.83)
0.178 (4.52)
0.220 (5.59)
QED422 QED423
0.800 (20.3)
MIN
0.050 (1.27)
0.030 (0.76)
NOM
CATHODE
0.100 (2.54)
NOM
Ø 0.215 (5.46)
NOM
45° 0.020 (0.51)
SQ. (2X)
R 0.022 (0.56)
NOTES:
1. Dimensions for all drawings are in inches (mm).
2. Tolerance of ± .010 (.25) on all non-nominal dimensions unless
otherwise specified.
SCHEMATIC
ANODE
CATHODE
DESCRIPTION
The QED422/423 is an 880 nm AlGaAs LED encapsulated in a clear, purple tinted, plastic TO-46 package.
FEATURES
• λ= 880 nm
• Chip material = AlGaAs
• Package type: Plastic TO-46
• Matched Photosensor: QSD722/723/724
• Medium Wide Emission Angle, 30°
• High Output Power
• Package material and color: clear, purple tinted, plastic
© 2002 Fairchild Semiconductor Corporation
Page 1 of 4
6/13/02
PLASTIC INFRARED
LIGHT EMITTING DIODE
QED422 QED423
ABSOLUTE MAXIMUM RATINGS (TA = 25°C unless otherwise specified)
Parameter
Symbol
Rating
Operating Temperature
Storage Temperature
Soldering Temperature (Iron)(2,3,4)
Soldering Temperature (Flow)(2,3)
Continuous Forward Current
Reverse Voltage
Power Dissipation(1)
TOPR
TSTG
TSOL-I
TSOL-F
IF
VR
PD
-40 to + 100
-40 to + 100
240 for 5 sec
260 for 10 sec
100
5
200
NOTES:
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" (1.6 mm) minimum from housing
Unit
°C
°C
°C
°C
mA
V
mW
ELECTRICAL / OPTICAL CHARACTERISTICS (TA =25°C)
Parameter
Peak Emission Wavelength
Emission Angle
Forward Voltage
Reverse Current
Radiant Intensity QEC522
Radiant Intensity QEC523
Rise Time
Fall Time
Test Conditions
Symbol Min
Typ
Max Units
IF = 100 mA
λPE — 880 — nm
IF = 100 mA
2Θ1/2
—
30
— Deg.
IF = 100 mA, tp = 20 ms
VF
—
— 1.8
V
VR = 5 V
IR — — 10 µA
IF = 100 mA, tp = 20 ms
IE
10
—
40 mW/sr
IF = 100 mA, tp = 20 ms
IE
20
—
— mW/sr
IF = 100 mA
tr
— 800 —
ns
tf
— 800 —
ns
© 2002 Fairchild Semiconductor Corporation
Page 2 of 4
6/13/02
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