SIR-320ST3F Просмотр технического описания (PDF) - ROHM Semiconductor
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SIR-320ST3F Datasheet PDF : 4 Pages
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Sensors
SIR-320ST3F
zElectrical and optical characteristics (Ta = 25°C)
Parameter
Optical output
Symbol Min. Typ. Max. Unit
PO
−
9
−
mW IF=50mA
Emitting strength
IE
5.6
−
− mW/sr IF=50mA
Forward voltage
VF
−
1.2 1.5
V IF=50mA
Reverse current
IR
−
−
10
µA VR=3V
Peak light emitting wavelength
λP
− 940
−
nm IF=50mA
Spectral line half width
∆λ
−
40
−
nm IF=50mA
Half-viewing angle
θ1 / 2
−
±18
−
deg IF=50mA
Pesponse time
tr·tf
−
1.0
−
µs IF=50mA
Cut-off frequency
fC
−
1.0
− MHz IF=50mA
Conditions
zElectrical and optical characteristic curves
100
100
80
80
60
60
40
40
20
20
−25°C
0°C
25°C
50°C
75°C
0
−20 0
20 40 60 80 100
AMBIENT TEMPERATURE : Ta (°C)
FIg.1 Forward current falloff
00
1
2
FORWARD VOLTAGE : VF (V)
Fig.2 Forward current vs. forward voltage
100
80
60
40
20
0
850
900
950
1000
1050
OPTICAL WAVELENGTH : λ (nm)
Fig.3 Wavelength
50
40
30
20
10
00
20
40
60
80 100
FORWARD CURRENT : IF (mA)
Fig.4 Emitting strength vs.
forward current
200
100
50
20
10
−20 0 20 40 60 80 100
AMBIENT TEMPERATURE : Ta (°C)
Fig.5 Radiant intensity vs.
ambient temperature
Rev.B
2/3
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