SML-212 Просмотр технического описания (PDF) - ROHM Semiconductor
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SML-212 Datasheet PDF : 3 Pages
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LED lamps
SML-212 Series
!Electrical and optical characteristics (Ta=25°C)
Parameter
Type
VT
SML-212 DT
YT
Color
Red
Orange
Yellow
Forward voltage
Reverse
current
VF(V) Cond. IR(mA) Cond.
Typ. Max. IF(mA) Max. VR(V)
2.05 2.5 20 100 4
2.05 2.5 20 100 4
2.05 2.5 20 100 4
Luminous intensity
Peak
Spectral line
wavelength half width
IV(mcd) Cond. λP(nm) Cond. ∆λ(nm) Cond.
Min. Typ IF(mA) Typ. IF(mA) Typ. IF(mA)
22 63 20 639 20 40 20
22 63 20 611 17 40 20
22 63 20 591 15 40 20
!Directional pattern
(X−Y)
20
30
40
50
60
ANGLE (°)
10 0 10
20
30
40
50
60
70
70
(X'−Y' )
ANGLE (°)
10
20
0
10
20
30
30
40
40
50
50
60
60
70
70
80
80
80
80
90
100
50
0
50
RELATIVE LUMINOUS INTENSITY (%)
90
100
90
100
Fig.1 Directional pattern
50
0
50
RELATIVE LUMINOUS INTENSITY (%)
90
100
!Electrical characteristics curves
100.0
Ta=25˚C
10.0
0.1
1.0
1.5
2.0
2.5
3.0
FORWARD VOLTAGE : VF (V)
Fig. 2 Forward current vs.
forward voltage
1.6
IF=20mA
1.4
1.2
1.0
0.8
0.6
0.4
−20 −10 0 10 20 30 40 50 60 70 80
CASE TEMPERATURE : Tc (˚C)
Fig. 3 Luminous intensity vs.
case temperature
5
Ta=25˚C
2
1
0.5
0.2
0.1
0.05
0.02
0.01
0.5 1 2
5 10 20 50 100
FORWARD CURRENT : IF (mA)
Fig. 4 Luminous intensity vs.
forward current
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