The XM- Lamp LED can be regarded as the highest performance LED , solid state single LED that is capable of producing ultra-bright light intensities . These LED s offer a unique combination of high efficiency , it is able to efficiently provide 1000 lumens 100 lumens per watt at 3 , 5 mm x 5 mm. The circuit described here can be used for applications in residential lighting and automotive LED s should be mounted on suitable heat sinks for optimal performance . For more information on this, you can consult the datasheet in the link below . Create XLamp XM-LED Circuit Diagram Specifications : Size ( mm x mm ) 5 x 5 Maximum unit current ( A) 3 Maximum power ( W) 10 Light output Up to 1040 lm 10 W @ Typical forward voltage ( V) 3.1 Viewing angle ( degrees ) 125 ANSI binning Thermal Resistance ( ° C / W ) 2.5 Yes Reflow - solderable - JEDEC J -STD - 020C - compatible RoHS and REACH - compliant Yes UL recognized component ...