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SURFACE MOUNT LED LAMPS
Standard Type Mini-molded chip LEDs
SML-210 Series
Green
Pure Green
Package Size
（mm）
Yellow
Orange
Red
GaAsP on GaP
GaP
GaAlAs on GaAs
555nm
570nm
585nm
610nm
650nm
660nm
SML-210PT
SML-210MT
SML-210YT
SML-210DT
SML-210VT
SML-210LT
2012
(0805)
2.0x1.25
t=0.8
■ Absolute Maximum Ratings（Ta=25℃）
2.0 ＋0.2
0
1.4
Pure Green
Green
SML-210YT
Yellow
SML-210DT
Orange
SML-210VT
Red
SML-210LT
Red
Cathode mark
70
25
60
75
30
75
4
-30 to +85
-40 to +85
0.8
SML-210MT
0.25
SML-210PT
Peak
Reverse Operating
Stotage
Power Forward
forward
Emitting dissipation current
voltage temperature temperature
current
color
PD
IF
VR
Topr
Tstg
＊IFP
（mW） （mA）
（V）
（°C）
（°C）
（mA）
1.25
Part No.
■ External Dimensions（Unit：mm）
1.2
Terminal
＊IFP measured under duty ≦1/ 5,pulse width ≦1ms.
■ Electrical Optical Characteristics（Ta=25℃）
Part No.
Resin Color
Forward
voltage
VF
Typ.
(V)
SML-210PT
SML-210DT
Max.
(µA)
VR
(V)
2.2
SML-210MT
SML-210YT
IF
(mA)
Reverse
current
IR
Transparent
Clear
SML-210VT
SML-210LT
2.1
2.0
1.75
20
100
4
Light wavelength
Peak Half-wave
λp
∆λ
Typ.
(nm)
Typ.
(nm)
IF
(mA)
Min.
( mcd)
1.4
4
570
3.6
16
2.2
6.3
40
610
650
25
660
20
■ Directivity
Typ.
IF
(mcd) (mA)
555
585
Tolerance:±0.1
Brightness
IV
1.4
4
3.6
10
X’
0°
Y’
30°
20
30°
60°
60°
90°
100
50
0
90°
100
50
Relative brightness (%)
(Typ.)
■ Recommemded Pad Layout
■ Packaging Spacifications（Unit：mm）
Tape Spacifications：T86〈3,000pcs／reel〉
Reel Spacifications
The recommended thickness of the screen mask
for soldering is between 100 and 200μm. The
hole size of the screen mask should be same as
the recommended land pattern or smaller.
φ13
1.0
φ60
φ180
11.4
3.5
2.5
5.5
8
1.75
φ1.5
0.5
2
1.25
1.1
Feeding direction
4
1.7
（Unit：mm）
Lavel Position
1.25
1.1
SURFACE MOUNT LED LAMPS
■ Electrical Characteristic Curves
Forward Current - Forward Voltage
1.6
SML-210PT
Ta=25℃
SML-210MT
20
SML-210YT
10
SML-210DT
5.0
SML-210VT
2.0
SML-210LT
1.0
0.5
0.2
RELATIVE LUMINOUS INTENSITY
FORWARD CURRENT : IF (mA)
50
Relative Luminous Intensity - Case Temperature
0.1
1.5
2.0
2.5
SML-210PT
IF=20mA
SML-210YT
SML-210DT
1.2
SML-210VT
1.0
SML-210LT
0.8
0.6
0.4
3.0
SML-210MT
1.4
−20
FORWARD VOLTAGE : VF (V)
0
20
60
40
80
CASE TEMPERATURE : Tc (℃)
Relative Luminous Intensity - Forward Current
3.0
SML-210PT
f=1kHz
SML-210MT
2.5
SML-210YT
DC
SML-210DT
2.0
SML-210VT
DF=50%
1.5
1.0
20%
15%
0.5
10%
5%
0
0
10
20
30
40
50
RELATIVE LUMINOUS INTENSITY
RELATIVE LUMINOUS INTENSITY
3.0
SML-210LT
f=1kHz
2.5
DC
2.0
1.5
DF=50%
1.0
20%
0
0
60
15%
10%
5%
0.5
PEAK FORWARD CURRENT : IF peak (mA)
10
20
30
40
50
60
PEAK FORWARD CURRENT : IF peak (mA)
2
1
5 10 20
50 102
103
104
PULSE DURATION : Tw (μs)
MAXIMUM FORWARD CURRENT : IF Max. (mA)
SML-210PT
SML-210MT
30
SML-210YT
SML-210DT
20
SML-210VT
SML-210LT
10
10
20
30
40
50
60
70
80
AMBIENT TEMPERATURE : Ta (℃)
90
100Hz
2
1
5 10 20
50 102
103
PULSE DURATION : Tw (μs)
Derating
0
0
3
2.5
200Hz
SML-210VT
4
1kHz
1kHz
2kHz
3
2.4
SML-210DT
SML-210LT
5
2kHz
SML-210YT
6
10kHz
4
RATIO of MAXIMUM TOLERABLE PEAK CURRENT IF peak Max.
IF Max.
to MAXIMUM TOLERABLE DC CURRENT
SML-210MT
100Hz
SML-210PT
5
200Hz
6
10kHz
RATIO of MAXIMUM TOLERABLE PEAK CURRENT IF peak Max.
IF Max.
to MAXIMUM TOLERABLE DC CURRENT
Ratio of Maximum Tolerable Peak Current - Pulse Duration
104
Appendix
Notes
No technical content pages of this document may be reproduced in any form or transmitted by any
means without prior permission of ROHM CO.,LTD.
The contents described herein are subject to change without notice. The specifications for the
product described in this document are for reference only. Upon actual use, therefore, please request
that specifications to be separately delivered.
Application circuit diagrams and circuit constants contained herein are shown as examples of standard
use and operation. Please pay careful attention to the peripheral conditions when designing circuits
and deciding upon circuit constants in the set.
Any data, including, but not limited to application circuit diagrams information, described herein
are intended only as illustrations of such devices and not as the specifications for such devices. ROHM
CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any
third party's intellectual property rights or other proprietary rights, and further, assumes no liability of
whatsoever nature in the event of any such infringement, or arising from or connected with or related
to the use of such devices.
Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or
otherwise dispose of the same, no express or implied right or license to practice or commercially
exploit any intellectual property rights or other proprietary rights owned or controlled by
ROHM CO., LTD. is granted to any such buyer.
Products listed in this document are no antiradiation design.
The products listed in this document are designed to be used with ordinary electronic equipment or devices
(such as audio visual equipment, office-automation equipment, communications devices, electrical
appliances and electronic toys).
Should you intend to use these products with equipment or devices which require an extremely high level of
reliability and the malfunction of with would directly endanger human life (such as medical instruments,
transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other
safety devices), please be sure to consult with our sales representative in advance.
About Export Control Order in Japan
Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control
Order in Japan.
In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause)
on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction.
Appendix1-Rev1.1