- Fundamentals of magnetics – Faradays’, Lenz’s and Ampere’s laws, magnetic circuits and electrical equivalent circuits, multi-winding magnetics
- Winding ac resistance – skin and proximity effects, Dowell’s equation, conduction losses with PWM waveforms, resistance matrix, Litz wire – basic principle and design, air-gap fringing and its effects on Rac
- Leakage inductance – Analytical estimation of leakage inductance, interleaving to reduce leakage and ac resistance in transformers and its limitations
- Winding capacitances – Inter and intra-winding capacitances – genesis and their impacts on circuit operation, techniques to reduce them, analytical estimation
- Core loss – origin, Steinmetz equation and improvements, core loss measurement techniques, choice of core material
- Magnetics equivalent circuit modeling and parameter extraction using simulation (FEA) and measurements (impedance analyzer)
- Miscalleneous and advanced topics – planar magnetics, magnetic integration, matrix transformers, thermal management
- Text/References
- R. W. Erickson, D. Maksimovi?, “Fundamentals of Power Electronics”, Springer, 2nd Edition, 2001.
- M. Kazimierczuk, “High-Frequency Magnetic Components”, Wiley, 2nd Edition, 2014.
- W.G. Hurley, W.H. Wölfle, “Transformers and Inductors for Power Electronics: Theory, Design and Applications”, Wiley, 2013.
- Lloyd H. Dixon, Jr/Texas Instruments, “Magnetics Design Handbook”, 2001.
- W. T. Mclyman, “Transformer and Inductor Design Handbook”, CRC Press, 2017.
- Relevant IEEE papers
