ROHM SML-210DT, SML-210FT, SML-210JT, SML-210LT, SML-210MT Datasheet

LED lamps

Small, chip LEDs

SML-210 Series

The SLM-210 series are small, chip LEDs. The
compact and leadless design of these LEDs allows for
high mounting density.

External dimensions

!!!!

SML-210 Series

(Units : mm)

+0.2

2.0

0

1.4

Features

!

1) Four colors: red, orange, yellow and green.

2) Rectangular and leadless (2 x 2.5 mm, 0.8 mm thick)

3) Can be mounted by automatic mounting.

Selection guide

!!!!

Emitting color

Lens

Transparent clear

Absolute maximum ratings

!!!!

Red Orange Yellow Green

SML-210JT
SML-210LT
SML-210VT

SML-210DT

--

--

SML-210YT SML-210MT

(Ta=25°C)

Cathode index

SML-210FT
SML-210PT

1.25

0.8

1.2

0.25

Electrode

Tolerances are ±0.1
unless otherwise noted:

Parameter Symbol

Power dissipation
Forward current
Peak forward current
Reverse voltage
Operating temperature
Storage temperature

Pulse width 1ms Duty 1 / 5

*

P

I

F

I

FP

V
Topr
Tstg

Limits

Bright red (L, J)

D

R

75
30
75

4

-30~+85

-40~+85

Other colors

70
25
60

Unit

mW

mA
mA

V
˚C
˚C

*

LED lamps

Electrical and optical characteristics

!!!!

SML-210 Series

(Ta=25°C)

Parameter

Type

JT
LT
VT

SML-210

DT
YT
MT
FT
PT

Directional pattern

!!!!

(X - Y)

30

40

50

60

70

80

90

RELATIVE LUMINOUS INTENSITY (%)

20

Color

Red
Red
Red

Orange

Yellow
Green
Green
Green

ANGLE (°)

10

Typ.

1.9

1.75

2.0

2.0

2.1

2.2

2.2

2.2

0

10

0 50 10050100

Forward voltage

F(V)

Max.20I

F(mA)

2.5

2.5

2.8

2.8

2.8

2.8

2.8

2.8

20

30

40

Fig.1 Directional pattern

Reverse

I

R

(µA)

Max.
100 4 14.0

20

100

20

100

20

100

20

100

20

100

20

100

20

100

50

60

70

80

90

current

Cond.
VR(V

80

90

)

4
4
4
4
4
4
4

50

60

70

Luminous intensity

Iv(mcd)

Cond.

Min. Typ. I

F(

mA

wavelength

λ

P

(nm)

)

Typ.

40.0 20 660 20 25

3.6

10.0

1.4

2.2

2.2

16.0

3.6

1.4

1.4

(X' - Y')

30

40

RELATIVE LUMINOUS INTENSITY (%)

4.0

6.3

6.3

6.3

4.0

20

660

20

650

20

610

20

585

20

570

20

560

20

555

ANGLE (°)

0

10

20

10

0 50 10050100

Peak

20

Cond.
IF(mA

20
20
20
20
20
20
20

30

Spectral line

half width

∆λ

(nm)

)

Typ.

25
40
40
40
40
40
40

40

50

60

Cond.Cond.V
IF(mA

20
20
20
20
20
20
20
20

70

80

90

)

Electrical characteristics curves 1

!!!!

50

SML-210LT

)

20

mA

(

10

F

5.0

2.0

1.0

0.5

0.2

FORWARD CURRENT : I

0.1

1.5 2.0 2.5 3.0
FORWARD VOLTAGE : V

SML-210JT

Ta=25˚C

F

(V)

Fig. 2 Forward current vs.

forward voltage

(SML-210LT, SML-210JT) (Bright red)

1.6

1.4

1.2

1.0

0.8

0.6

RELATIVE LUMINOUS INTENSITY

0.4

CASE TEMPERATURE : TC (˚C)

Fig. 3 Luminous intensity vs.

case temperature

SML-210LT

40-20 200

I

F

= 20mA

SML-210JT

60 80

5

2
1

0.5

0.2

0.1

0.05

0.02

RELATIVE LUMINOUS INTENSITY

0.01

0.5 1 2

SML-210LT

FORWARD CURRENT : I

Fig. 4 Luminous intensity vs.

forward current

Ta=25°C

SML-210JT

51020 50

F

(mA)

100