Inductor Design Calculator

Calculate inductance for toroidal and solenoid coil geometries.

Total number of wire turns.
turns
Core cross-sectional area.
cm²
Mean magnetic path length.
cm
Core relative permeability (air=1, ferrite=2000).

Results

Inductance-mH
AL Value-nH/turn²
References: Kazimierczuk High-Frequency Magnetic Components; Magnetics Inc. Design Guide