SIR-320ST3F_1 ROHM [Rohm], SIR-320ST3F_1 Datasheet - Page 2

• Manufacturer Part Number: SIR-320ST3F_1
• Description: Infrared light emitting diode, top view type
• Manufacturer: ROHM [Rohm]

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