SML-310 查看數據表（PDF） - ROHM Semiconductor
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SML-310 Datasheet PDF : 5 Pages
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LED lamps
SML-310 Series
6
5
4
3
2
1
1
10
102
103
104
105
PULSE DURATION : Tw (µs)
Fig. 5 Maximum tolerable peak current
vs. pulse duration
3.0
f =1kHz
2.5
2.0
DC
1.5
DF = 50%
1.0
20%
0.5
15%
10%
0
5%
0 10 20 30 40 50 60
PEAK FORWARD CURRENT : IF peak (mA)
Fig. 6 Luminous intensity vs.
peak forward current
30
20
10
0
0 10 20 30 40 50 60 70 80 90
AMBIENT TEMPERATURE : Ta (˚C)
Fig. 7 Maximum forward current
vs. ambient temperature
!Electrical characteristics curves 2 (SML-310VT) (red)
50
1.6
Ta=25˚C
IF = 20mA
20
1.4
10
5.0
1.2
2.0
1.0
0.5
0.2
0.1
1.0
1.5
2.0
2.5
3.0
FORWARD VOLTAGE : VF (V)
Fig. 8 Forward current vs.
forward voltage
1.0
0.8
0.6
0.4
−20 0 20 40 60 80
CASE TEMPERATURE : Tc (˚C)
Fig. 9 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. 10 Luminous intensity vs.
forward current
6
5
4
3
2.7
2
1
1
10
102
103
104
105
PULSE DURATION : Tw (µs)
Fig. 11 Maximum tolerable peak current
vs. pulse duration
3.0
f =1kHz
2.5
DC
2.0
1.5
DF = 50%
1.0
20%
0.5
15%
10%
5%
0
0 10 20 30 40 50 60
PEAK FORWARD CURRENT : IF peak (mA)
Fig. 12 Luminous intensity vs.
peak forward current
30
20
10
0
0 10 20 30 40 50 60 70 80 90
AMBIENT TEMPERATURE : Ta (˚C)
Fig. 13 Maximum forward current
vs. ambient temperature
3/5
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