QEC122 Fairchild Optoelectronics Group, QEC122 Datasheet - Page 4

• Manufacturer Part Number: QEC122
• Description: LED IR EMITTING ALGAAS 880NM 3MM
• Manufacturer: Fairchild Optoelectronics Group
• Series: QEC12xr

Specifications of QEC122

• Current - Dc Forward (if): 50mA
• Radiant Intensity (ie) Min @ If: 27mW/sr @ 100mA
• Wavelength: 880nm
• Voltage - Forward (vf) Typ: 1.7V
• Viewing Angle: 16°
• Orientation: Top View
• Mounting Type: Through Hole
• Package / Case: T-1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

©2001 Fairchild Semiconductor Corporation
QEC121, QEC122, QEC123 Rev. 1.0.1
Typical Performance Curves
180
170
160
1.0
150
140
0.8
130
0.6
120
Figure 7. Radiation Diagram
0.4
110
100
0.2
0.0
90
80
0.2
70
0.4
(Continued)
60
0.6
50
0.8
40
30
1.0
20
10
0
4
1.0
0.8
0.6
0.4
0.2
0.0
Figure 8. Coupling Characteristics of QEC12X and QSC11X
0
I
F
= 20mA
1
2
LENS TIP SEPARATION (inches)
I
F
= 100mA
3
4
5
Normalized to:
d = 0 inch
I
t
Duty Cycle = 0.1%
V
R
T
F
PW
6
A
CC
L
Pulsed
= 100
= 25 C
= 100 s
= 5V
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