Boris Spokoinyi

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Trace Inductance Calculator

Trace Inductance calculator for wide traces over a ground plane with trace width (W) much larger than substrate thickness (T). Relative Permeability is assumed to be 1. Low frequency, perfect conductor: no skin effect.

Conditions: W>>H, H>T


Wide trace cross section

trace inductance formula 
Distance units: 
Substrate Height, H  
Trace Width, W  
Trace Thickness, T (1oz=1.4mil)
Trace Length, L  
Low frequency inductance nH