SML-310 Rohm, SML-310 Datasheet - Page 2

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

LED lamps
! ! ! ! Electrical and optical characteristics (Ta=25°C)
! ! ! ! Directional pattern
! ! ! ! Electrical characteristics curves 1 (SML-310LT, SML-310JT) (Bright red)
SML-310
Type
90
5.0
2.0
1.0
0.5
0.2
0.1
80
50
20
10
100
70
SML-310LT
60
1.5
50
Parameter
FORWARD VOLTAGE : V
Fig. 2 Forward current
Fig. 2
40
(X-Y)
MT
VT
DT
YT
PT
FT
JT
LT
RELATIVE LUMINOUS INTENSITY
vs. forward voltage
30
50
2.0
SML-310JT
20
Orange
Yellow
Green
Green
Green
Color
Red
Red
Red
10
2.5
ANGLE (˚)
F
(V)
0
0
Ta=25˚C
1.75
Typ.
1.9
2.0
2.0
2.1
2.2
2.2
2.2
Forward voltage
10
3.0
V
F
(V)
20
Max.
2.5
2.5
2.8
2.8
2.8
2.8
2.8
2.8
(%)
50
30
1.6
1.4
1.2
1.0
0.8
0.6
0.4
Cond.
I
F
40
(mA) Max.
20
20
20
20
20
20
20
20
Fig. 1 Directional pattern
-20
50
Fig. 3 Luminous intensity vs.
CASE TEMPERATURE : Tc (˚C)
60
I
R
100
100
100
100
100
100
100
100
100
70
0
(µA)
80
90
Reverse
case temperature
current
20
Cond.
V
R
90
80
4
4
4
4
4
4
4
4
(V)
100
70
40
SML-310LT
60
50
14.0
Min.
3.6
1.4
2.2
2.2
3.6
1.4
1.4
60
Luminous intensity
SML-310JT
I
I
F
V
(X'-Y' )
40
= 20mA
(mcd)
80
RELATIVE LUMINOUS INTENSITY
30
40.0
10.0
16.0
Typ. I
50
4.0
6.3
6.3
4.0
4.0
20
Cond.
F
(mA)
20
20
20
20
20
20
20
20
10
0.05
0.02
0.01
ANGLE (˚)
0.5
0.2
0.1
5
2
1
0.5
0
0
λ
Typ.
660
660
650
610
585
570
560
555
wavelength
P
Fig. 4 Luminous intensity vs.
(m)
FORWARD CURRENT : I
SML-310 Series
10
1
Peak
Cond.
I
2
F
forward current
20
(mA)
20
20
20
20
20
20
20
20
SML-310LT
(%)
50
30
5
∆λ (nm)
Typ.
Spectral line
10
40
25
25
40
40
40
40
40
40
half width
SML-310JT
50
20
F
Cond.
( mA )
I
60
F
Ta=25˚C
(mA)
20
20
20
20
20
20
20
20
100
70
50 100
80
90