August 2008
QEC121, QEC122, QEC123
Plastic Infrared Light Emitting Diode
Features PACKAGE DIMENSIONS
■ λ = 880nm
■ Chip material = AlGaAs
■ Package type: T-1 (3mm)
■ Matched photosensor: QSC112/QSC113/QSC114
■ Narrow emission angle, 8° at 80% intensity
■ High output power
■ Package material and color: clear, purple tinted, plastic
Package Dimensions
0.116 (2.95)
REFERENCE
SURFACE
Description
The QEC121, QEC122 and QEC123 are 880nm AlGaAs
LED encapsulated in a clear purple tinted, plastic T-1
package.
0.052 (1.32)
0.193 (4.90)
0.032 (0.082)
0.030 (0.76)
NOM
0.800 (20.3)
MIN
CATHODE
0.050 (1.27)
0.100 (2.54)
NOM
Schematic
0.155 (3.94)
0.018 (0.46)
SQ. (2x)
Notes:
1. Dimensions of all drawings are in inches (mm).
2. Tolerance is ±0.10 (0.25) on all non-nominal dimensions
unless otherwise specified.
?2001 Fairchild Semiconductor Corporation
QEC121, QEC122, QEC123 Rev. 1.0.1
ANODE
CATHODE
www.fairchildsemi.com
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