Info

This tool calculates the trace width for printed circuit boards based on a curve fit to IPC-2221 (Generic Standard on Printed Board Design) and formulas guarantee a correct result only up to 35 Ampere, up to 10 mm wide track and from 10 to 100 degrees of temperature rise.

 
Inputs
Current: Amps
Thickness:
 
Optional Inputs
Temperature Rise:
Ambient Temperature:
Trace Length:
 
Results for Internal Layers
Required Trace Width:
Resistance: Ohms
Voltage Drop: Volts
Power Loss: Watts
 
Results for External Layers in Air
Required Trace Width:
Resistance: Ohms
Voltage Drop: Volts
Power Loss: Watts
Enter the values ​​and the fields will be updated in real time!