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CQY37N Datasheet(PDF) 2 Page - Vishay Siliconix

Part # CQY37N
Description  GaAs Infrared Emitting Diode in Miniature (T-4/3) Package
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Manufacturer  VISHAY [Vishay Siliconix]
Direct Link  http://www.vishay.com
Logo VISHAY - Vishay Siliconix

CQY37N Datasheet(HTML) 2 Page - Vishay Siliconix

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Document Number 81002
Rev. 1.5, 30-Mar-06
CQY37N
Vishay Semiconductors
Optical Characteristics
Tamb = 25 °C, unless otherwise specified
Typical Characteristics
(Tamb = 25 °C unless otherwise specified)
Parameter
Test condition
Symbol
Min
Typ.
Max
Unit
Radiant Intensity
IF = 50 mA, tp ≤ 20 ms
Ie
2.2
5
11
mW/sr
Radiant Power
IF = 50 mA, tp ≤ 20 ms
φ
e
10
mW
Temp. Coefficient of
φ
e
IF = 50 mA
TK
φ
e
- 0.8
%/K
Angle of Half Intensity
ϕ
± 12
deg
Peak Wavelength
IF = 50 mA
λ
p
950
nm
Spectral Bandwidth
IF = 50 mA
Δλ
50
nm
Rise time
IF = 1.5 A, tp/T = 0.01, tp ≤ 10 μstr
400
ns
Fall Time
IF = 1.5 A, tp/T = 0.01, tp ≤ 10 μstf
450
ns
Virtual Source Diameter
1.2
mm
Figure 1. Power Dissipation vs. Ambient Temperature
Figure 2. Forward Current vs. Ambient Temperature
0
50
100
150
200
250
94 8029
RthJA
Tamb - Ambient Temperature (°C)
100
80
60
40
20
0
0
25
50
75
100
125
94 7916
RthJA
Tamb - Ambient Temperature (°C)
100
80
60
40
20
0
Figure 3. Forward Current vs. Forward Voltage
Figure 4. Relative Forward Voltage vs. Ambient Temperature
94 7996
10 1
10 0
10 2
10 3
10 4
10-1
4
3
2
1
0
VF - Forward Voltage (V)
0.7
0.8
0.9
1.0
1.1
1.2
94 7990
Tamb - Ambient Temperature (°C)
100
80
60
40
20
0
I
F = 10 mA


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