KF Chip on board
There is a pix for some information of Chip on board, which is applied to LED lighting.
The matrial Thermal conductive value(W/M.K)
Super High Thermal Conductive Based Board: 3.0 W/M.K
High Thermal Conductive Based Board: 2.0 W/M.K
Normal Thermanl Conductive Based Board: 1.2 W/M.K
Lower Thermanl Conductive Based Board: 1.0 W/M.K
Can do counter sunk hole
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