About this tool: Inductor Energy
Calculate the stored magnetic energy and flux linkage of an ideal inductor from inductance and current.
Inductance is entered in millihenries and current in amperes. The result is energy in joules and flux linkage λ=LI in webers, not the flux per turn of a specific winding. The model assumes constant inductance and ignores saturation and winding resistance.
How the calculation works
Worked example
| Inductance | 10 |
| Current, A | 2 |
E = 0.02 J; λ = 0.02 Wb
Questions and answers
What does this tool do?
Calculate the stored magnetic energy and flux linkage of an ideal inductor from inductance and current. Inductance is entered in millihenries and current in amperes. The result is energy in joules and flux linkage λ=LI in webers, not the flux per turn of a specific winding. The model assumes constant inductance and ignores saturation and winding resistance.
What affects precision and input format?
Nominal ideal components are used; component losses and tolerances are excluded.
Where are the calculations performed?
The calculation runs in your browser. You can use the tool without installing software.
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