QED522 Datasheet, PDF (3/4 Pages) QT Optoelectronics – AIGAAS INFRARED EMITTING DIODE

PLASTIC INFRARED
LIGHT EMITTING DIODE
QED522 QED523
Fig. 1 Normalized Radiant Intensity vs. Forward Current
10
Normalized to:
I_F = 100 mA Pulsed
t_pw = 100 µs
Duty Cycle = 0.1 %
1 _{TA = 25°C}
0.1
Fig. 2 Forward Voltage vs. Ambient Temperature
2.0
I_F = 50 mA
I_F = 100 mA
1.5
1.0
I_F = 20 mA
I_F = 10 mA
0.01
0.001
1
10
100
I_F - FORWARD CURRENT (mA)
1000
Fig. 3 Normalized Radiant Intensity vs. Wavelength
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
775
800
825
850
875
900
925
950
λ(nm)
0.5 _{Normalized to:}
I_F Pulsed
t_pw = 100 µs
Duty Cycle = 0.1 %
0.0
-40
-20
0
20
40
60
80
100
T_A - AMBIENT TEMPERATURE (°C)
Fig. 4 Radiation Diagram
100 ⁹⁰ 80
110
70
120
60
130
50
140
40
150
30
160
20
170
10
180
0
1.0 0.8 0.6 0.4 0.2 0.0 0.2 0.4 0.6 0.8 1.0
© 2002 Fairchild Semiconductor Corporation
Page 3 of 4
6/13/02