Standard Clarity
Calculators

PCB Design Calculators

Calculators for laying out copper - trace sizing, via current, resistance and impedance - each grounded in IPC-2221 and IPC-2152. Enter your parameters and see the result with the working and the governing clause.

PCB Trace Width Calculator

IPC-2221

Size a copper trace by the IPC-2221 constant-current method, for external and…

PCB Trace Resistance Calculator

IPC-2221C

Find the DC resistance, voltage drop and power loss of a copper…

PCB Via Current Calculator

IPC-2221

Size a plated through-hole via, or a via array, for the current…

PCB Impedance Calculator

IPC-2141A

Find the characteristic impedance of a microstrip, stripline or grounded coplanar (CPWG)…