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SML-210FTT86 Datasheet, PDF (2/5 Pages) Rohm – Small, chip LEDs
LED lamps
SML-210 Series
!Electrical and optical characteristics (Ta=25°C)
Parameter
Type
JT
LT
VT
DT
SML-210
YT
MT
FT
PT
Color
Red
Red
Red
Orange
Yellow
Green
Green
Green
Forward voltage
Reverse
current
Luminous intensity
Peak
Spectral line
wavelength half width
VF(V)
Cond. IR(µA) Cond.
Iv(mcd) Cond. λP(nm) Cond. ∆λ(nm) Cond.
Typ. Max. IF(mA) Max. VR(V) Min. Typ. IF(mA) Typ. IF(mA) Typ. IF(mA)
1.9 2.5 20 100 4 14.0 40.0 20 660 20 25 20
1.75 2.5 20 100 4 3.6 10.0 20 660 20 25 20
2.0 2.8 20 100 4 1.4 4.0 20 650 20 40 20
2.0 2.8 20 100 4 2.2 6.3 20 610 20 40 20
2.1 2.8 20 100 4 2.2 6.3 20 585 20 40 20
2.2 2.8 20 100 4 3.6 16.0 20 570 20 40 20
2.2 2.8 20 100 4 1.4 6.3 20 560 20 40 20
2.2 2.8 20 100 4 1.4 4.0 20 555 20 40 20
!Directional pattern
(X - Y)
20
30
ANGLE (°)
10 0 10
20
30
40
40
50
50
60
60
70
70
(X' - Y')
20
30
40
50
60
ANGLE (°)
10 0 10
20
30
40
50
60
70
70
80
80
80
80
90
100
50
0
50
RELATIVE LUMINOUS INTENSITY (%)
90
100
90
100
50
0
50
RELATIVE LUMINOUS INTENSITY (%)
90
100
Fig.1 Directional pattern
!Electrical characteristics curves 1 (SML-210LT, SML-210JT) (Bright red)
50
SML-210LT
20
10
5.0
SML-210JT
Ta=25˚C
2.0
1.0
0.5
0.2
0.1
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
SML-210JT
0.8
0.6
SML-210LT
0.4
-20 0 20 40 60 80
CASE TEMPERATURE : TC (˚C)
Fig. 3 Luminous intensity vs.
case temperature
5
Ta=25°C
2
1
SML-210LT
0.5
SML-210JT
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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