SML-310 Rohm, SML-310 Datasheet - Page 4

• Manufacturer Part Number: SML-310
• Description: Small/ chip LEDs
• Manufacturer: Rohm

LED lamps
! ! ! ! Electrical characteristics curves 3 (SML-310DT) (orange)
Fig. 17 Maximum tolerable peak current
! ! ! ! Electrical characteristics curves 4 (SML-310YT) (yellow)
5.0
2.0
1.0
0.5
0.2
0.1
5.0
2.0
1.0
0.5
0.2
0.1
50
20
10
50
20
10
6
5
4
3
2
1
1
vs. pulse duration
1.5
1.5
Fig. 14 Forward current vs.
Fig. 20 Forward current vs.
FORWARD VOLTAGE : V
FORWARD VOLTAGE : V
PULSE DURATION : Tw
10
forward voltage
forward voltage
10
2.0
2.0
2
10
3
2.5
2.5
F
F
(µs)
10
(V)
(V)
4
Ta=25˚C
Ta=25˚C
3.0
3.0
10
5
3.0
2.5
2.0
1.5
1.0
0.5
0
1.6
1.4
1.2
1.0
0.8
0.6
0.4
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0
PEAK FORWARD CURRENT : I
Fig. 18 Luminous intensity vs.
-20
-20
Fig. 21 Luminous intensity vs.
Fig. 15 Luminous intensity vs.
10
CASE TEMPERATURE : Tc
CASE TEMPERATURE : Tc (˚C)
0
0
peak forward current
20
case temperature
case temperature
20
20
30
40
40
40
F peak
60
60
DF = 50%
50
I
I
(˚C)
F
F
f =1kHz
20%
=20mA
= 20mA
DC
(mA)
80
80
60
15%
10%
5%
0.05
0.02
0.01
0.05
0.02
0.01
0.5
0.2
0.1
0.5
0.2
0.1
30
20
10
5
2
1
5
2
1
0
0
0.5
Fig. 19 Maximum forward current
0.5
AMBIENT TEMPERATURE : Ta
Fig. 22 Luminous intensity vs.
Fig. 16 Luminous intensity vs.
10
FORWARD CURRENT : I
FORWARD CURRENT : I
SML-310 Series
1
1
20
vs. ambient temperature
2
2
forward current
forward current
30
40
5
5
50
10
10
60
20
20
F
F
( mA )
( mA )
70
Ta=25˚C
Ta=25˚C
(˚C)
50 100
50 100
80
90