CONVENTIONAL LED LAMPS High Brightness Type φ3.1 Circular Type LED Lamps〈LEDs with Pressure Release Structure〉 Pressure Release SLR343 Series Blue Green Emitting Surface Dimension (mm) Shape InGaN on SiC 468nm Circular Type 523nm 518nm φ3.1 SLR343BBT SLR343BCT SLR343BDT SLR343EBT SLR343ECT SLR343EDT Note) "-" will be taken out for emitting color B/E series. ■ Absolute Maximum Ratings（Ta=25℃） ■ External Dimensions（Unit：mm） Peak Forward Reverse Operating Stotage forward current voltage temperature temperature current IF VR Topr Tstg ＊IFP （mW） （mA） （V） （°C） （°C） （mA） Power Emitting dissipation color PD 5.4±0.3 φ3.8±0.3 φ3.1 1.9 Part No. SLR343BBT 120 SLR343EBT SLR343ECT 30 100 5 -20 to +80 -30 to +100 MAX.1.0 Blue SLR343BDT 4-0.5 ＋0.2 −0.1 Green 24.0Min. SLR343BCT 2-□0.4±0.1 2.5±1.0 SLR343EDT ＊ IFP measured under duty ≦1/ 10,1kHz （2.5） ■ Electrical Optical Characteristics（Ta=25℃） Part No. Resin Color Forward voltage VF Typ. (V) IF (mA) Reverse current IR Max. (µA) VR (V) Light wavelength Typ. (nm) Typ. (nm) IF (mA) SLR343BCT SLR343EBT SLR343ECT SLR343EDT Min. ( mcd) 90 SLR343BBT SLR343BDT Brightness IV Peak Half-wave ∆λ λp Transparent Clear 3.5 20 100 3.8 5 468 26 523 36 518 35 200 20 Typ. IF (mcd) (mA) Tolerance:±0.2 ■ Directivity 350 0° 30° 600 300 800 420 1500 610 2000 900 3500 CATHODE 20 30° 60° 60° 90° 100 50 0 50 90° 100 Relative Luminous Intensity (%) (Typ.) ■ Recommemded Pad Layout ■ Packaging Spacifications（Unit：mm） Packaging Bulk（3F）：2000pcs/Box 1.0 ±0.1 2.0 2.5 70 170 100 （Unit：mm） CONVENTIONAL LED LAMPS ■ Electrical Characteristic Curves Forward Current - Forward Voltage Relative Luminous Intensity - Case Temperature SLR343BBT SLR343BCT SLR343EBT SLR343ECT SLR343EDT 10 SLR343ECT SLR343EDT 1.0 0.8 0.6 4.5 SLR343EBT SLR343EDT 100Hz SLR343BDT SLR343EBT 300Hz SLR343BCT SLR343BDT SLR343ECT 100 SLR343BBT 10 SLR343BCT IFP Max / IF Max f=1kHz 10 20 30 40 50 60 70 80 Ratio of Maximum Tolerable Peak Current - Pulse Duration SLR343BBT 150 0 CASE TEMPERATURE : Tc (℃) 3kHz 3.5 FORWARD VOLTAGE : V Relative Luminous Intensity - Forward Current RELATIVE LUMINOUS INTENSITY:(%) SLR343EBT 1.2 1kHz 2.5 SLR343ECT SLR343EDT 3.3 50 1 1 0 0 10 30 20 PEAK FORWARD CYRRENT : (mA) SLR343BBT SLR343BCT SLR343BDT SLR343EBT 30 SLR343ECT SLR343EDT 20 10 0 -20 -10 0 10 20 30 40 50 60 70 80 90 100 AMBIENT TEMPERATURE : Ta (℃) 10 100 1000 PULSE DURATION : Tw (μs) Derating 40 SLR343BCT SLR343BDT 0.4 -20 -10 1 MAXIMUM FORWARD CURRENT : IF Max. (mA) IF=20mA 1.4 10kHz FORWARD CURRENT : mA SLR343BDT SLR343BBT 1.6 RELATIVE LUMINOUS INTENSITY 100 10000 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