LED Bulb PCB

Solder Mask SMD LED PCB Circuit Board LED Light Aluminum Base Factory Capability Base material FR-4/ FR-1/ FR-2/ CEM-1/CEM-3, Aluminum, Metal based, Rogers, and so on. PCB Layer Type Single side,Double side Thickness of finished panel 0.20mm - 4.0mm Board Thickness Tolerance ±10% Inner layer/Outer layer Base Cooper thickness 0.5 OZ(17 um)/ 0.5 OZ(17 um) Impedance tolerance ±10% Impedance Control 50Ω Warp & Twist ≤0.5% Peel strength of line ≥61 B/in (≥107g/mm) Outer layer line