CONVENTIONAL LED LAMPS Low Current Type φ3.2 Circular Type LED Lamps〈5mm Pitch Type〉 SLI-325 Series Yellow Orange Emitting Surface Dimension (mm) Shape Red AIGaInP on GaAs 591nm 611nm 630nm φ3.1 Circular Type SLI-325YCT31W SLI-325YYT31W SLI-325DCT31W SLI-325DUT31W SLI-325URCT31W SLI-325URT31W ■ Absolute Maximum Ratings（Ta=25℃） SLI-325DCT31W SLI-325DUT31W SLI-325URCT31W SLI-325URT31W φ6.0±0.3 φ3.2 R1.6 （ C0 .2 20 48 Orange -25 to +85 4 60 ） -30 to +100 Red 4−0.5 ＊IFP measured under duty ≦1/ 5,pulse width ≦1ms. □0.4 ■ Electrical Optical Characteristics（Ta=25℃） Part No. 1.0 3.8 Yellow Resin Color Forward voltage VF Typ. (V) IF (mA) Reverse current IR Max. (µA) VR (V) SLI-325YCT31W Colored Clear SLI-325YYT31W Colored Diffused 1.9 SLI-325DCT31W Colored Clear (1.80) SLI-325DUT31W Colored Diffused 20 (2) SLI-325URCT31W Colored Clear 1.85 SLI-325URT31W Colored Diffused (1.80) 100 4 （5.0） Light wavelength Brightness IV Peak Half-wave λp ∆λ Typ. (nm) Typ. (nm) 591 15 611 630 IF (mA) 16 Min. ( mcd) 20 18 160(16) 36 100(10) 36 160(16) 36 100(10) 36 160(16) 36 100(10) CATHODE Tolerance:±0.2 Typ. IF (mcd) (mA) 36 3.3 （2.2） 18Min. 5.5±0.3 SLI-325YYT31W 1.0Max. SLI-325YCT31W 1.0 （2） 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） ■ Directivity 0° 30° 20 (2) 30° 60° 60° diffused clear 90° 100 Note) Straight taping only. 50 0 50 90° 100 Relative Luminous Intensity (%) (TYP.) ■ Recommemded Pad Layout ■ Packaging Spacifications（Unit：mm） Straight Type：T31 Packaging Tape：2000pcs/Box 0±2.0 φ3.2 12.7±1.0 6.35±0.4 18.0±1.0 5.5±0.3 9.0±0.5 18.0 5.0±0.5 φ4.0±0.2 12.7±0.3 （Unit：mm） 0.7±0.2 3.85±0.5 340 11.0Max. 5.0 0±1.0 (0∼3.0) 1.0 ±0.1 2.0 52 240 SURFACE MOUNT LED LAMPS ■ Electrical Characteristic Curves Forward Current - Forward Voltage SLI-325YCT31W Ta＝25℃ SLI-325YYT31W SLI-325DCT31W SLI-325DUT31W SLI-325URCT31W SLI-325URT31W 10 2.0 SLI-325DUT31W 1.2 SLI-325URCT31W SLI-325URT31W 1.0 0.8 0.6 0.4 −30 −20 −10 0 10 20 30 40 50 60 70 80 2.1 FORWARD VOLTAGE : VF (V) CASE TEMPERATURE (℃) Relative Luminous Intensity - Forward Current SLI-325YYT31W SLI-325DCT31W SLI-325DCT31W SLI-325DUT31W SLI-325DUT31W SLI-325URCT31W SLI-325URT31W 1 SLI-325URCT31W SLI-325URT31W 3 1 0.1 1 10 100 1 Derating SLI-325YCT31W SLI-325YYT31W 50 SLI-325DCT31W SLI-325DUT31W 40 SLI-325URCT31W 30 SLI-325URT31W 20 10 0 −20 −10 0 10 20 30 40 50 60 70 80 90 AMBIENT TEMPERATURE : Ta (℃) 10 100 1000 PULSE DURATION : Tw (μs) FORWARD CURRENT : (mA) FORWARD CURRENT (mA) SLI-325YCT31W 10 SLI-325YYT31W 10kHz Ta＝25℃ IFP Max／IF Max RELATIVE LUMINOUS INTENSITY Ratio of Maximum Tolerable Peak Current - Pulse Duration SLI-325YCT31W 10 SLI-325YYT31W SLI-325DCT31W 100Hz 1.9 1.4 1kHz 500Hz 1.8 IF=20mA 5kHz 1 1.7 SLI-325YCT31W 1.6 RELATIVE LUMINOUS INTENSITY 100 FORWARD CURRENT : IF (mA) Relative Luminous Intensity - Case Temperature 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