QEC122 Fairchild Semiconductor, QEC122 Datasheet - Page 4

• Manufacturer Part Number: QEC122
• Description: Infrared Emitters T1 A1Ga AS LED 39mW
• Manufacturer: Fairchild Semiconductor
• Type: IrLEDr

Specifications of QEC122

• Beam Angle: +/- 16
• Maximum Forward Current: 50 mA
• Maximum Power Dissipation: 100 mW
• Maximum Operating Temperature: + 100 C
• Minimum Operating Temperature: - 40 C
• Lens Shape: Circular
• Mounting Style: Through Hole
• Operating Voltage: 1.7 V
• Wavelength: 880 nm
• Package / Case: T-1
• Package Type: T-1
• Luminous Intensity: 94mW/sr
• Test Current (it): 100mA
• Forward Current: 50mA
• Viewing Angle: 18°
• Forward Voltage: 1.7V
• Product Length (mm): 3.94mm
• Product Height (mm): 5.66mm
• Product Depth (mm): 3.94mm
• Mounting: Through Hole
• Peak Wavelength: 890nm
• Shape Type: Circular
• Chip Material: GaAlAs
• Main Category: IrLED
• Number Of Elements: 1
• Pin Count: 2
• Operating Temperature Classification: Industrial
• Lens Type: Colored Non Diffused
• Operating Temp Range: -40C to 100C
• Reverse Voltage: 5V
• Power Dissipation: 100mW
• Lens Dimensions: 2.95x2.95x4.9mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: QEC122_NL

©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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