High power LED lamp
Led high power lamp LED lamp bead beads is a relative to low-power LED lights, led high power lights power higher brightness brighter, higher prices. Low-power LED lights rated current is 20mA, rated current higher than 20mA basically can count as a power. General power numbers are: 0.25W, 0.5W, 1W, 3W, 5W, 8W, 10W, etc. Main unit of brightness for the LM (lumens), brightness of the small power units for MCD (candela cents, 1cd=1000mcd), which is luminous intensity I.
Second, the integrated light source
Generally refers to CHIP on Board of this package, is commonly known as COB packaging, that is, the number of chip is directly attached to the base plate, packaged together with silicone, epoxy resin or other material, is yellow phosphor, is currently in the lighting application problems of heat causes the phosphor volatile and lens aging problems.