🔌 Technik & Elektronik

PCB-Leiterbahn-Widerstand-Rechner

Enter trace geometry and temperature to compute resistance.

Trace length (mm)

Trace width (mm)

Copper weight (oz)

Temperature (°C)

Current (A)

Result will appear here

Formel

R = ρ·L ÷ (width × thickness), temperature-corrected