SURFACE MOUNT LED LAMPS
External DimensionsUnitmm
Low Current Type (IF10mA) Mini-molded chip LEDs
SML-211 Series
(Typ.)
Directivity
The recommended thickness of the screen mask
for soldering is between 100 and 200m. The
hole size of the screen mask should be same as
the recommended land pattern or smaller.
Packaging SpacificationsUnitmm
Recommemded Pad Layout
2012
(0805)
2.0
1.25
t=0.8
I
FP
measured under duty
1/ 5,pulse width 1ms.
I
F
(mA)
Typ.
(V)
Typ.
(mcd)
Typ.
(nm)
p
Typ.
(nm)
Min.
(
mcd
)
I
F
(mA)
I
F
(mA)
Max.
(
A)
Tolerance:
0.1
V
R
(V)
Absolute Maximum RatingsTa=25
Electrical Optical CharacteristicsTa=25
Feeding direction
2
4
1.5
1.75
0.5
1.7
1.0
8
3.5
5.5
2.5
Lavel Position
13
60
180
11.4
Package Size
mm
Tape SpacificationsT863,000pcsreel
Reel Spacifications
Yellow
Orange
Red
AlGaInP on GaAs
Transparent
Clear
100
4
Terminal
Cathode mark
2.0
0.2
0
1.4
1.25
0.25
0.8
1.2
Relative brightness (
%)
0
50
100
50
100
0
30
60
90
30
60
90
Unitmm
Y'
X'
Part No.
Forward
voltage
V
F
Light wavelength
Reverse
current
I
R
Brightness
I
V
Resin Color
Peak
forward
current
I
FP
mA
Part No.
Power
dissipation
P
D
mW
Forward
current
I
F
mA
Reverse
voltage
V
R
V
Operating
temperature
T
opr
C
Stotage
temperature
T
stg
C
Emitting
color
Peak Half-wave
590nm
611nm
630nm
SML-211YT
SML-211DT
SML-211UT
SML-211YT
SML-211DT
SML-211UT
SML-211YT
SML-211DT
SML-211UT
44
Yellow
Orange
Red
20
60
4
-30 to +85
-40 to +85
590
1.4
4
0.9
2.5
15
2
611
16
2
2
1.8
630
18
1.1
1.25
1.25
1.1
SURFACE MOUNT LED LAMPS
Electrical Characteristic Curves
Forward Current - Forward Voltage
Relative Luminous Intensity - Case Temperature
1.6
1.4
1.2
1.0
0.8
0.6
0.4
-30-20-10 0 10 20 30 40 50 60 70 80
RELATIVE LUMINOUS INTENSITY
CASE TEMPERATURE : Tc
()
Ratio of Maximum Tolerable Peak Current - Pulse Duration
Derating
Relative Luminous Intensity - Forward Current
20
16
12
8
4
18
14
10
6
2
0
-30-20-10 0 10
80
70
90
50
40
60
30
20
AMBIENT TEMPERATURE : Ta
()
MAXIMUM FORWARD CURRENT : I
F
M
ax.
(mA)
10kHz
2kHz
1kHz
200Hz
100Hz
1
1
10
3
10
100
1000
10000
PULSE DURATION : Tw
(s)
IFP MaxIF Max
Ta25
100.0
10.0
1.0
1.5
2.0
2.5
3.0
1.0
FORWARD VOLTAGE : V
F
(V)
FORWARD CURRENT : I
F
(mA)
100
10
1
0
PEAK FORWORD CURRENT : mA
RELATIVE LUMINOUS INTENSITY
1
10
100
0
Ta25
SML-211YT
SML-211DT
SML-211UT
SML-211YT
SML-211DT
SML-211UT
SML-211YT
SML-211DT
SML-211UT
SML-211YT
SML-211DT
SML-211UT
SML-211YT
SML-211DT
SML-211UT
Appendix
Appendix1-Rev1.1
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.
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.
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.
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