8-LAYER IMMERSION GOLD SOFT AND HARD COMBINATION PCB NO FURTHER A MYSTERY

Copper is an excellent thermal and electric conductor. Thick copper layers increase heat transfer along and throughout the PCB.2. OSP boards must not be baked, as baking will lead to the OSP movie to crack and drop its protecting capacity.Advantages of immersion gold: ENIG's uniformity is not by chance. It fulfills the needs of wonderful-pitc