This is a COBs LED used in car headlight revealed as above. COB offers high light source result, each chip could get to 2000-3000 lumen. COB light-spot is a complete surface light but not a direct light source. Even it makes use of ceramic…

In typically, FR4, Aluminum PCB as well as Copper PCB all could be made right into solitary layer PCB or dual layer PCB Solitary Layer PCBSolitary layer PCB is one of the most typically utilized, due to the fact that it is simple to style …