Emitting Color
Material
Emitting Surface
Dimension(mm)
Part No.
Directivity (Typ.)
Dimensions (Unit:mm)
Tolerance:±0.2
(2.5)
24.0Min.
CATHODE
5.4±0.3
1.9
φ3.8±0.3
φ3.1
2.5±1.0
MAX.1.0
2- 0.4±0.1
4-0.5
+0.2
-0.1
Packaging Specifications (Unit:mm)
Packaging
Tape 2000pcs/Box
158
48
340
Bulk(3F):2000pcs/Box
70
100
170
Straight Type:T32
Recommended Pad Layout
(Unit:mm)
1.0 2.0
2.5
±0.1
:Duty 1/10,1kHz.
SLI-343YC W
SLI-343YY W
SLI-343DC W
SLI-343DU W
SLI-343URC W
SLI-343UR W
Yellow
Orange
Red
125 50 200 9 -25 to +85 -30 to +100
Absolute Maximum Ratings (Ta=25∞C)
IF
(mA)
Typ.
(V)
Typ.
(mcd)
Typ.
(nm)
λp
Typ.
(nm)
Min.
(mcd)
IF
(mA)
IF
(mA)
Max.
(µA)
VR
(V)
∆λ
Electrical Optical Characteristics (Ta=25∞C)
Peak
forward
current
IFP
(mA)
Part No.
Power
dissipation
PD
(mW)
Forward
current
IF
(mA)
Reverse
voltage
VR
(V)
Operating
temperature
Topr
(°C)
Storage
temperature
Tstg
(°C)
Emitting
color
100 9 611
591
56
36
36
56
200(20)
300(30)
160(16)
250(25)
36
160(16)
36
200(20)
630 20
17
15
20
SLI-343YC W
SLI-343YY W
SLI-343DC W
SLI-343DU W
SLI-343URC W
SLI-343UR W
1.9
(1.85)
20
(2)
20
(2)
12.7±1.0
21.5±1.0
0.7±0.2
5.4±0.3
6.35±0.4 0±1.0
11.0Max.
φ4.0±0.2
2.5±0.8
5.1±0.8
12.7±0.3
3.0Max.
9.0±0.5
φ3.1±0.2
0±2.0
SLI-343 W Series
φ3.1
Yellow Orange Red
SLI-343URC W SLI-343UR W
SLI-343YC W SLI-343YY W SLI-343DC W SLI-343DU W
AlGaInP on GaAs
Part No.
Forward
voltage
VF
Light wavelength
Reverse
current
IR
Brightness
IV
Resin Color
Peak
Half-wave
φ3.1(T-1) Circular Type Low Current Type
<Viewing Angle 2
θ
1/2 40°>
Transparent
Colored
Diffused
Colored
Transparent
Colored
Diffused
Colored
Transparent
Colored
Diffused
Colored
18.0 +1.0
−0.5
0 50 10050100
0°
30°
60°
90°
30°
60°
90°
RELATIVE LUMINOUS INTENSITY (%)
diffused
clear
Angular Displacement (deg)
Rev.C
Electrical Characteristic Curves
Forward Current - Forward Voltage
Ratio of Maximum Tolerable Peak Current - Pulse Duration
Derating
∞
∞
Relative Luminous Intensity - Forward Current
Relative Luminous Intensity - Case Temperature
SLI-343YC W
SLI-343YY W
---- SLI-343YC W
SLI-343YY W
----
----
144443
SLI-343YC W
SLI-343YY W
----
144443
SLI-343YC W
SLI-343YY W
----
144443
SLI-343YC W
SLI-343YY W
----
144443
1443 13
SLI-343YC W
SLI-343YY W
SLI-343DC W
SLI-343DU W
SLI-343URC W
SLI-343UR W
SLI-343YC W
SLI-343YY W
SLI-343DC W
SLI-343DU W
SLI-343URC W
SLI-343UR W
SLI-343YC W
SLI-343YY W
SLI-343DC W
SLI-343DU W
SLI-343URC W
SLI-343UR W
SLI-343YC W
SLI-343YY W
SLI-343DC W
SLI-343DU W
SLI-343URC W
SLI-343UR W
SLI-343YC W
SLI-343YY W
SLI-343DC W
SLI-343DU W
SLI-343URC W
SLI-343UR W
RATIO of MAXIMUM TOLERABLE PEAK CURRENT
to MAXIMUM TOLERABLE DC CURRENT
IF
peak
Max.
IF
Max.
PULSE DURATION : Tw
(µs)
AMBIENT TEMPERATURE : Ta
(°C)
MAXIMUM FORWARD CURRENT : IF
Max. (mA)
1000
100
10
1
0.1
FORWARD VOLTAGE : VF
(V)
FORWARD CURRENT : IF
(mA)
10kHz
5kHz
1kHz
500Hz
100Hz
50Hz
10
1
4
10
100 1000 10000 100000
50
40
30
20
10
0
-20 -10 0 10 8070 905040 603020
RELATIVE LUMINOUS INTENSITY
FORWARD CURRENT : IF
(mA)
10
1
0.1
10
1 100
0.01
Ta=25°C
CASE TEMPERATURE : Tc
(°C)
RELATIVE LUMINOUS INTENSITY
1.4
1.2
1.0
0.8
0.6
0.4
30-20 -10-30 2010040 8060 7050
1.6
IF=20mA
32.521.51
Ta=25°C
Rev.C
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.
