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Fairchild Semiconductor |
PLASTIC INFRARED
LIGHT EMITTING DIODE
QEC121
QEC122
PACKAGE DIMENSIONS
0.116 (2.95)
REFERENCE
SURFACE
0.052 (1.32)
0.032 (0.082)
0.800 (20.3)
MIN
0.193 (4.90)
0.030 (0.76)
NOM
0.050 (1.27)
CATHODE
0.100 (2.54)
NOM
0.018 (0.46)
SQ. (2X)
0.155 (3.94)
NOTES:
1. Dimensions are in inches (millimeters)
2. Tolerance of ± .010 (.25) on all non nominal dimensions
unless otherwise specified.
QEC123
SCHEMATIC
ANODE
CATHODE
DESCRIPTION
The QEC12X is an 880 nm AlGaAs LED encapsulated in a clear purple tinted, plastic T-1 package.
FEATURES
• D= 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
QEC122
ABSOLUTE MAXIMUM RATINGS (TA = 25°C unless otherwise specified)
Parameter
Operating Temperature
Storage Temperature
Soldering Temperature (Iron)(2,3,4)
Soldering Temperature (Flow)(2,3)
Continuous Forward Current
Reverse Voltage
Power Dissipation(1)
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
NOTES
1. Derate power dissipation linearly 1.33 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.
QEC123
Unit
°C
°C
°C
°C
mA
V
mW
ELECTRICAL / OPTICAL CHARACTERISTICS (TA = 25°C)
PARAMETER
TEST CONDITIONS
SYMBOL
MIN
TYP
MAX
UNITS
Peak Emission Wavelength
Emission Angle
IF = 100 mA
IF = 100 mA
DPE — 880 — nm
201/2
—
16
— Deg.
Forward Voltage
IF = 100 mA, tp = 20 ms VF — — 1.7 V
Reverse Current
VR = 5 V
IR — — 10 µA
Radiant IntensityQEC121
IF = 100 mA, tp = 20 ms
IE 14 — — mW/sr
Radiant IntensityQEC122
IF = 100 mA, tp = 20 ms
IE 27 — 94 mW/sr
Radiant IntensityQEC123
IF = 100 mA, tp = 20 ms
IE 39 — — mW/sr
Rise Time
Fall Time
IF = 100 mA
tr
— 800 —
ns
tf
— 800 —
ns
www.fairchildsemi.com
2 OF 4
5/18/01 DS300335
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