SML-810MT
Light Emitting Diodes
1/3
Reverse mount type chip LED
SML- 810MT
The SML-810 is reverse mount type chip LEDs. Due to reverse mounting , it will make thinner for the sets.
!
!!
!Features
1) Green colored light emisson.
2) Small shaped (3.4×1.25mm).
3) Can be mounted by automatic mounting.
!
!!
!External dimensions (Units : mm)
0.28
1.1
1.2
3.4
+0.2
0
1.25
R 1.25
4−R 0.3
Resisit
1.8 (units : mm)
Cathode Index
Electrode
Tolerances are ±0.1
unless otherwise noted:
!
!!
!Selection guide
Emitting color
Lens
Clear
Green
SML-810MT
!
!!
!Absolute maximum ratings (Ta=25°C)
∗
Pulse width 1ms Duty 1/5
Parameter Symbol
PD
IF
IFP
VR
Topr
Tstg
Limits
4
−30~+85
−40~+85
Unit
mW
mA
mA∗
V
°C
°C
65
25
60
Power dissipation
Forward current
Peak forward current
Reverse voltage
Operating temperature
Storage temperature
SML-810MT
Light Emitting Diodes
2/3
!
!!
!Electrical and optical characteristics (Ta=25°C)
Parameter
Type
SML-810 MT Green 2.2
Typ.
2.6
Max.
20
I
F
(mA) Max.
I
R
(µA)
V
R
(V)
Cond.
Typ.
λ
P
(
nm
)
I
F
(mA
)
Cond.
Typ.
∆λ (
nm
)
I
F
(mA
)
Cond.Cond.V
F
(V)
Min. Typ. I
F
(mA
)
Cond.I
V
(mcd
)
100 4 5.6 16 20 570 20 40 20
Forward voltage Reverse
current
Color
Peak
wavelength Spectral line
half width
Luminous intensity
!
!!
!Directional pattern
SCANNING ANGLE (deg)
RELATIVE INTENSITY (%)
0 50 10050100
010
10 20
20 30
40
50
60
70
80
90
30
40
50
60
70
80
90
SCANNING ANGLE (deg)
RELATIVE INTENSITY (%)
0 50 10050100
010
10 20
20 30
40
50
60
70
80
90
30
40
50
60
70
80
90
Fig.1 Directional pattern
XY
X'
Y'
!
!!
!Electrical characteristic curves
10.0
1.0
0.1 1.51.0 2.0 2.5 3.0
100.0
FORWARD VOLTAGE : VF
(V)
FORWARD CURRENT : IF
(mA)
Ta=25°C
Fig.2 Forward current
vs. forward voltage
1.4
1.2
1.0
0.8
0.6
0.4 40 50−20 −10 2010 300 60 70 80
1.6
RELATIVE LUMINOUS INTENSITY
IF=20mA
CASE TEMPERATURE : T
C
(°C)
Fig.3 Relative luminous intensity
vs. case temperature
1101 100 1000 10000
10
2.4
PULSE DURATION : t
W
(µs)
IFP Max / IF Max
100Hz
200Hz
500Hz
1kHz
2kHz
5kHz
10kHz
20kHz
50kHz
Fig.4 Patio of maximum tolerable peak
current vs. pulse duration
SML-810MT
Light Emitting Diodes
3/3
3.0
2.5
2.0
1.5
1.0
0.5
00 102030405060
RELATIVE LUMINOUS INTENSITY
PEAK FORWARD CURRENT : (mA)
15%
20%
10%
5%
f=1kHz
DC
DF=50%
Fig.5 Relative luminous intensity
vs. forward current
20
10
0010
20 30 40 50 70 8060 90 100
40
30
AMBIENT TEMPERATURE : Ta
(°C)
MAXIMUM FORWARD CURRENT :
(mA)
Fig.6 Maximum forward current
vs. ambient temperature
(Derating)
