PCB Copper Weight & Thickness Calculator

PCB Copper Weight & Thickness Calculator

Convert between copper weight (oz/ft²), thickness (mil/mm), and resistance. Essential for PCB layout.

Key Formulas

Thickness: 1oz = 1.37mil = 0.0348mm

R = ρL/A, with ρ(T) = ρ20(1+0.0039ΔT)