ROHM SML

SML-020 Series
Light Emitting Diodes
Two-color chip LEDs with reflectors
SML-020 Series
!External dimensions (Units : mm)
Other Color
3.0
1.3
0.5
!Features
1) Reflectors are used to achieve a high luminance.
2) Two-color emission, rectangular and leadless
(3×2.5 mm).
3) Can be mounted by automatic mounting.
4) Available on tape
2.1
2.3
2.5
The SML-020 series are two-color, high luminance chip
LEDs with reflectors. Two-color chips are built into a
single package. These LEDs are compact and leadless
to allow a high mounting density.
Cathode mark
0.8
Green or Pure Green
1.5
Green or Pure Green
Other color
1.0
Electrode
Tolerances are ±0.2 unless otherwise noted:
!Selection guide
Emitting color
Red
Green
Lens
Transparent clear
Orange
Green
Yellow
Green
Orange
Pure Green
SML-020MVT
SML-020MLT SML-020MDT SML-020MYT SML-020PDT
!Absolute maximum ratings (Ta=25°C)
Parameter
Limits
Symbol
Unit
MLT
MVT
MDT
MYT
PDT
PD
60
←
←
←
←
mW/chip
Forward current
IF Other Color
IF Green
30
25
←
←
←
mA
Peak forward current
IFP Other Color
IFP Green
75
60
←
←
←
mA*
VR
4
←
←
←
←
V
Operating temperature
Topr
−30~+85
←
←
←
←
˚C
Storage temperature
Tstg
−40~+85
←
←
←
←
˚C
Power dissipation
Reverse voltage
25
60
∗ Pulse width 1ms Duty 1 / 5
1/6
SML-020 Series
Light Emitting Diodes
!Electrical and optical characteristics (Ta=25°C)
Parameter
Color
VF (V)
Type
Typ.
SML-020MVT
SML-020MLT
SML-020MDT
SML-020MYT
SML-020PDT
Reverse
current
Forward voltage
Cond. IR (mA) Cond.
Max. IF (mA)
Peak
wavelength
Luminous intensity
Cond. lP (nm) Cond. Dl (nm) Cond.
IV (mcd)
Max. VR (V)
Spectral line
half width
Min.
Typ. IF (mA) Typ. IF (mA)
Typ. IF (mA)
V
Red
2.0
2.8
3.6
6.3
650
40
M
Green
2.2
2.8
9.0
20
570
40
L
Red
1.75
2.5
9.0
16
660
25
M
Green
2.2
2.8
9.0
20
570
40
D
Orange
2.0
2.8
5.6
10
610
20
570
40
20
100
4
20
40
20
M
Green
2.2
2.8
9.0
Y
Yellow
2.1
2.8
3.6
6.3
585
40
M
Green
2.2
2.8
9.0
20
570
40
D
Orange
2.0
2.8
5.6
10
610
40
P
Pure Green
2.2
2.8
2.2
4.0
555
40
20
!Directional pattern
ANGLE (˚)
ANGLE (˚)
Other Color
20
Green Other
Color
10
0
Green
10
20
30
Green
30
40
40
80
0
Green, Red
30
40
50
70
80
80
90
100
50
60
70
80
50
20
60
70
70
90
100
10
50
60
60
0
10
40
50
50
20
30
Red
90
100
50
0
90
100
50
RELATIVE LUMINOUS INTENSITY (%)
RELATIVE LUMINOUS INTENSITY (%)
Fig. 1 Directional pattern (1)
Fig. 2 Directional pattern (2)
!Electrical characteristics1 (SML-020MVT)
Green
Red
10
5.0
2.0
1.0
0.5
0.2
0.1
IF=20mA
1.4
Red
1.2
Green
1.0
0.8
0.6
RELATIVE LUMINOUS INTENSITY
20
5
1.6
Ta=25˚C
RELATIVE LUMINOUS INTENSITY
FORWARD CURRENT : IF (mA)
50
Ta=25˚C
2
1
0.5
0.2
Green
0.1
Red
0.05
0.02
0.01
0.4
1.5
2.0
2.5
FORWARD VOLTAGE : VF (V)
Fig. 3 Forward current
Fig. 3 vs. forward voltage
3.0
-20
0
20
40
60
80
CASE TEMPERATURE : Tc (˚C)
Fig. 4 Luminous intensity vs.
case temperature
0.5
1
2
5
10
20
50 100
FORWARD CURRENT : IF (mA)
Fig. 5 Luminous intensity vs.
forward current
2/6
SML-020 Series
RED,GREEN
3.0
RELATIVE LUMINOUS INTENSITY
5
100Hz
200Hz
500Hz
1kHz
2kHz
5kHz
10kHz
3
2.4
20kHz
4
2
f=1kHz
2.5
DC
2.0
50 102
103
DF=50%
1.5
1.0
20%
15%
0.5
1
5 10 20
MAXIMUM FORWARD CURRENT : IF Max. (mA)
6
50kHz
RATIO of MAXIMUM TOLERABLE PEAK CURRENT IF peak Max.
IF Max.
to MAXIMUM TOLERABLE DC CURRENT
Light Emitting Diodes
10%
5%
0
0
104
PULSE DURATION : Tw (µs)
10
20
30
40
50
60
30
Red, Green
20
10
0
0
10
20
30
40
50
60
70
80
90
PEAK FORWARD CURRENT : IF peak (mA)
AMBIENT TEMPERATURE : Ta (˚C)
Fig. 7 Luminous intensity vs.
peak forward current
Fig. 8 Maximum forward current
vs. ambient temperature
Fig. 6 Maximum tolerable peak current
vs. pulse duration
!Electrical characteristics2 (SML-020MLT)
Green
Red
10
5.0
2.0
1.0
0.5
0.2
0.1
1.4
Green
1.2
1.0
0.8
0.6
Ta=25˚C
2
1
Red
Green
0.5
0.2
0.1
0.05
0.02
0.01
0.4
2.5
-20
3.0
Fig. 9 Forward current
Fig. 3 vs. forward voltage
1
10 20 50 102
103
60
80
0.5
104
PULSE DURATION : Tw (µs)
Fig. 12 Maximum tolerable peak current
vs. pulse duration
100Hz
200Hz
500Hz
1kHz
2kHz
5kHz
2
1
10 20 50 102
103
5
10
20
50 100
GREEN
3.0
4
5
2
Fig. 11 Luminous intensity vs.
forward current
5
3
2.5
1
FORWARD CURRENT : IF (mA)
RELATIVE LUMINOUS INTENSITY
2
5
40
RED
6
50kHz
100Hz
200Hz
500Hz
1kHz
2kHz
5kHz
10kHz
20kHz
50kHz
4
RATIO of MAXIMUM TOLERABLE PEAK CURRENT IF peak Max.
IF Max.
to MAXIMUM TOLERABLE DC CURRENT
5
3
2.4
20
Fig. 10 Luminous intensity vs.
case temperature
GREEN
6
0
CASE TEMPERATURE : Tc (˚C)
10kHz
2.0
FORWARD VOLTAGE : VF (V)
20kHz
1.5
RATIO of MAXIMUM TOLERABLE PEAK CURRENT IF peak Max.
IF Max.
to MAXIMUM TOLERABLE DC CURRENT
IF=20mA
Red
RELATIVE LUMINOUS INTENSITY
20
5
1.6
Ta=25˚C
RELATIVE LUMINOUS INTENSITY
FORWARD CURRENT : IF (mA)
50
104
PULSE DURATION : Tw (µs)
Fig. 13 Maximum tolerable peak current
vs. pulse duration
f=1kHz
2.5
DC
2.0
DF=50%
1.5
1.0
20%
15%
0.5
0
0
10%
5%
10
20
30
40
50
60
PEAK FORWARD CURRENT : IF peak (mA)
Fig. 14 Luminous intensity vs.
peak forward current
3/6
SML-020 Series
Light Emitting Diodes
RELATIVE LUMINOUS INTENSITY
MAXIMUM FORWARD CURRENT : IF Max. (mA)
RED
3.0
f=1kHz
2.5
DC
2.0
1.5
DF=50%
1.0
20%
15%
10%
5%
0.5
0
0
10
20
30
40
50
60
30
Red
20
Green
10
0
0
10
PEAK FORWARD CURRENT : IF peak (mA)
20
30
40
50
60
70
80
90
AMBIENT TEMPERATURE : Ta (˚C)
Fig. 16 Maximum forward current
vs. ambient temperature
Fig. 15 Luminous intensity vs.
peak forward current
!Electrical characteristics3 (SML-020MDT)
Green
10
5.0
2.0
1.0
0.5
0.2
0.1
2.0
2.5
1.4
Green
1.2
Orange
1.0
0.8
0.6
-20
RELATIVE LUMINOUS INTENSITY
100Hz
200Hz
500Hz
1kHz
2kHz
5kHz
10kHz
20kHz
50kHz
RATIO of MAXIMUM TOLERABLE PEAK CURRENT IF peak Max.
IF Max.
to MAXIMUM TOLERABLE DC CURRENT
4
2
1
103
0
20
60
40
0.05
0.02
0.01
80
0.5
104
PULSE DURATION : Tw (µs)
Fig. 20 Maximum tolerable peak current
vs. pulse duration
f=1kHz
DC
2.0
DF=50%
1.0
20%
15%
0.5
0
0
10%
5%
10
20
30
40
50
5
2
10
20
50 100
Fig. 19 Luminous intensity vs.
forward current
2.5
1.5
1
FORWARD CURRENT : IF (mA)
Orange,Green
3.0
5
Orange
Green
0.1
Fig. 18 Luminous intensity vs.
case temperature
6
50 102
0.2
CASE TEMPERATURE : Tc (˚C)
Fig. 17 Forward current
Fig. 3 vs. forward voltage
5 10 20
1
0.5
0.4
3.0
FORWARD VOLTAGE : VF (V)
3
2.4
Ta=25˚C
2
60
MAXIMUM FORWARD CURRENT : IF Max. (mA)
1.5
IF=20mA
RELATIVE LUMINOUS INTENSITY
20
Orange
5
1.6
Ta=25°C
RELATIVE LUMINOUS INTENSITY
FORWARD CURRENT : IF (mA)
50
30
Orange, Green
20
10
0
0
10
20
30
40
50
60
70
80
90
PEAK FORWARD CURRENT : IF peak (mA)
AMBIENT TEMPERATURE : Ta (˚C)
Fig. 21 Luminous intensity vs.
peak forward current
Fig. 22 Maximum forward current
vs. ambient temperature
4/6
SML-020 Series
Light Emitting Diodes
!Electrical characteristics4 (SML-020MYT)
5.0
2.0
Green
1.0
0.5
0.2
0.1
1.5
2.0
2.5
1.4
1.2
1.0
Green
0.8
Yellow
0.6
-20
RELATIVE LUMINOUS INTENSITY
5
100Hz
200Hz
500Hz
1kHz
2kHz
5kHz
10kHz
4
20kHz
0
20
60
40
0.2
0.1
0.05
0.02
0.01
0.5
80
2
103
f=1kHz
DC
2.0
DF=50%
1.0
20%
15%
0.5
10%
5%
0
0
1
104
10
20
30
40
50
60
20
50 100
20
Green
Yellow
10
0
0
10
20
30
40
50
60
70
80
90
AMBIENT TEMPERATURE : Ta (˚C)
Fig. 28 Maximum forward current
vs. ambient temperature
Fig. 27 Luminous intensity vs.
peak forward current
Fig. 26 Maximum tolerable peak current
vs. pulse duration
10
30
PEAK FORWARD CURRENT : IF peak (mA)
PULSE DURATION : Tw (µs)
5
2
Fig. 25 Luminous intensity vs.
forward current
2.5
1.5
1
FORWARD CURRENT : IF (mA)
Yellow, GREEN
3.0
50kHz
RATIO of MAXIMUM TOLERABLE PEAK CURRENT IF peak Max.
IF Max.
to MAXIMUM TOLERABLE DC CURRENT
Green
0.5
Fig. 24 Luminous intensity vs.
case temperature
6
10 20 50 102
Yellow
1
CASE TEMPERATURE : Tc (˚C)
Fig. 23 Forward current
Fig. 3 vs. forward voltage
5
Ta=25˚C
2
0.4
3.0
FORWARD VOLTAGE : VF (V)
3
2.4
RELATIVE LUMINOUS INTENSITY
Yellow
10
IF=20mA
MAXIMUM FORWARD CURRENT : IF Max. (mA)
20
5
1.6
Ta=25°C
RELATIVE LUMINOUS INTENSITY
FORWARD CURRENT : IF (mA)
50
!Electrical characteristics5 (SML-020PDT)
Orange
Pure Green
10
5.0
2.0
1.0
0.5
0.2
0.1
1.5
2.0
2.5
FORWARD VOLTAGE : VF (V)
Fig. 29 Forward current
Fig. 3 vs. forward voltage
3.0
IF=20mA
1.4
Pure Green
1.2
Orange
1.0
0.8
0.6
RELATIVE LUMINOUS INTENSITY
20
5
1.6
Ta=25°C
RELATIVE LUMINOUS INTENSITY
FORWARD CURRENT : IF (mA)
50
Ta=25˚C
2
1
0.5
0.2
Pure Green
Orange
0.1
0.05
0.02
0.01
0.4
-20
0
20
40
60
80
CASE TEMPERATURE : Tc (˚C)
Fig. 30 Luminous intensity vs.
case temperature
0.5
1
2
5
10
20
50 100
FORWARD CURRENT : IF (mA)
Fig. 31 Luminous intensity vs.
forward current
5/6
SML-020 Series
RELATIVE LUMINOUS INTENSITY
5
100Hz
200Hz
500Hz
1kHz
2kHz
5kHz
10kHz
20kHz
4
3
2.4
Orange, Pure Green
3.0
2
1
5 10 20
2
50 10
10
3
10
PULSE DURATION : Tw (µs)
Fig. 32 Maximum tolerable peak current
vs. pulse duration
4
f=1kHz
2.5
DC
2.0
DF=50%
1.5
1.0
20%
15%
0.5
0
0
10%
5%
10
20
30
40
50
60
PEAK FORWARD CURRENT : IF peak (mA)
Fig. 33 Luminous intensity vs.
peak forward current
MAXIMUM FORWARD CURRENT : IF Max. (mA)
6
50kHz
RATIO of MAXIMUM TOLERABLE PEAK CURRENT IF peak Max.
IF Max.
to MAXIMUM TOLERABLE DC CURRENT
Light Emitting Diodes
30
Orange, Rure Green
20
10
0
0
10
20
30
40
50
60
70
80
90
AMBIENT TEMPERATURE : Ta (˚C)
Fig. 34 Maximum forward current
vs. ambient temperature
6/6