CONVENTIONAL LED LAMPS Low Current Type φ3.1 Circular Type LED Lamps〈LEDs with Pressure Release Structure〉 Pressure Release SLI-343 Series Yellow Orange Emitting Surface Dimension (mm) Shape AlGaInP on GaAs 591nm Circular Type Red 611nm 630nm φ3.1 SLI-343YC□□W SLI-343YY□□W SLI-343DC□□W SLI-343DU□□W SLI-343URC□□W SLI-343UR□□W ■ Absolute Maximum Ratings（Ta=25℃） SLI-343DC□□W SLI-343DU□□W SLI-343URC□□W SLI-343UR□□W 5.4±0.3 Orange 125 50 200 9 -25 to +85 -30 to +100 4-0.5 ＋0.2 −0.1 2-□0.4±0.1 Red ＊IFP measured under duty ≦1/10,1kHz. ■ Electrical Optical Characteristics（Ta=25℃） Part No. Resin Color Forward voltage VF Typ. (V) SLI-343YC□□W Colored Clear SLI-343YY□□W Colored Diffused SLI-343DC□□W Colored Clear 1.9 Colored Diffused (1.85) SLI-343DU□□W IF (mA) Reverse current IR Max. (µA) VR (V) 20 (2) Colored Diffused 100 9 （2.5） Light wavelength Brightness IV Peak Half-wave λp ∆λ Typ. (nm) 591 SLI-343URC□□W Colored Clear SLI-343UR□□W 1.9 Yellow MAX.1.0 SLI-343YY□□W 24.0Min. SLI-343YC□□W φ3.8±0.3 φ3.1 2.5±1.0 Part No. ■ External Dimensions（Unit：mm） 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） 611 Typ. (nm) IF (mA) 15 20 17 Min. ( mcd) Tolerance:±0.2 Typ. IF (mcd) (mA) 36 200(20) 36 160(16) 56 300(30) 56 250(25) 36 200(20) 36 160(16) CATHODE ■ Directivity 0° 30° 30° 20 (2) 60° 60° 630 20 clear diffused 90° 100 50 0 90° 100 50 Relative Luminous Intensity (%) (TYP.) ■ Recommemded Pad Layout ■ Packaging Spacifications（Unit：mm） Straight Type：T32 Packaging Bulk（3F）：2000pcs/Box 0±2.0 φ3.1±0.2 0±1.0 70 (0∼3.0) 170 100 5.1±0.5 2.5±0.5 φ4.0±0.2 12.7±0.3 Tape：2000pcs/Box 340 0.7±0.2 9.0±0.5 18.0 11.0Max. 2.5 12.7±1.0 6.35±0.4 21.5±1.0 5.4±0.3 1.0 ±0.1 2.0 48 158 （Unit：mm） CONVENTIONAL LED LAMPS ■ Electrical Characteristic Curves Forward Current - Forward Voltage Relative Luminous Intensity - Case Temperature SLI-343YC□□W SLI-343DU□□W SLI-343URC□□W SLI-343UR□□W 10 1 SLI-343YY□□W SLI-343DC□□W SLI-343DC□□W 100 FORWARD CURRENT : IF (mA) MAXIMUM FORWARD CURRENT : IF Max. (mA) SLI-343YC□□W SLI-343YY□□W SLI-343DC□□W SLI-343DU□□W SLI-343URC□□W SLI-343UR□□W 30 20 10 0 −20 −10 0 10 20 30 40 50 60 70 80 90 AMBIENT TEMPERATURE : Ta (℃) SLI-343UR□□W 3 100 1000 10000 PULSE DURATION : Tw (μs) Derating 40 SLI-343DU□□W SLI-343URC□□W 1 10 0.01 50 IFP Max / IF Max 0.1 4 50Hz SLI-343YC□□W SLI-343YY□□W SLI-343UR□□W 10 0.6 SLI-343YC□□W SLI-343URC□□W 1 0.8 Ratio of Maximum Tolerable Peak Current - Pulse Duration SLI-343DU□□W 1 SLI-343UR□□W 1.0 100Hz RELATIVE LUMINOUS INTENSITY Ta＝25℃ SLI-343URC□□W 1.2 0.4 −30 −20 −10 0 10 20 30 40 50 60 70 80 CASE TEMPERATURE (℃) 2.5 Relative Luminous Intensity - Forward Current 10 SLI-343DC□□W SLI-343DU□□W 500Hz 1.7 2.1 2.3 1.9 FORWARD VOLTAGE : V 1.4 1kHz 1.5 IF=20mA 10kHz 5kHz 100 SLI-343YY□□W 1.6 RELATIVE LUMINOUS INTENSITY SLI-343DC□□W FORWARD VOLTAGE : mA SLI-343YC□□W SLI-343YY□□W 1000 100000 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