Inductor Energy Calculator

Calculate energy stored in inductors, peak current, and back-EMF for magnetic energy storage applications.

Inductor value.
mH
Current flowing through the inductor.
A
Time over which current changes (for back-EMF).
ms
Amount current changes during dt.
A

Results

Stored Energy-mJ
Back-EMF (V = -L·dI/dt)-V
Reactance at 60Hz-Ω
References: Hayt — Engineering Electromagnetics; Power Electronics