Overview of planar magnetic technology—Fundamental properties

Z Ouyang, MAE Andersen - IEEE transactions on Power …, 2013 - ieeexplore.ieee.org
The momentum toward high efficiency, high frequency, and high power density in power
supplies limits wide use of conventional wire-wound magnetic components. This paper …

Optimal design and tradeoff analysis of planar transformer in high-power DC–DC converters

Z Ouyang, OC Thomsen… - IEEE Transactions on …, 2010 - ieeexplore.ieee.org
The trend toward high power density, high operating frequency, and low profile in power
converters has exposed a number of limitations in the use of conventional wire-wound …

A scalable matrix integrated transformer with controllable leakage inductance for a bi-directional resonant converter

F Jin, A Nabih, Z Li, Q Li - IEEE Transactions on Power …, 2023 - ieeexplore.ieee.org
Integrated transformer with built-in leakage inductors is a good approach for simplifying the
whole system, as it integrates discrete leakage inductors into the transformer with printed …

Design methodology for inductor-integrated litz-wired high-power medium-frequency transformer with the nanocrystalline core material for isolated DC-link stage of …

B Chen, X Liang, N Wan - IEEE Transactions on Power …, 2020 - ieeexplore.ieee.org
A comprehensive design methodology is required to maximize the power capacity, the
efficiency, and the power density of medium-frequency transformer (MFT), while complying …

A new ZVS full-bridge DC–DC converter for battery charging with reduced losses over full-load range

VRK Kanamarlapudi, B Wang… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
A new zero-voltage switching full-bridge dc-dc converter for battery charging is proposed in
this paper. The proposed isolated dc-dc converter is used for the dc-dc conversion stage of …

A comprehensive review on planar magnetics and the structures to reduce the parasitic elements and improve efficiency

P Kolahian, F Grimm, M Baghdadi - Energies, 2023 - mdpi.com
Due to the need for highly efficient and compact power electronic converters to operate at
higher frequencies, traditional wire-wound magnetics are not suitable. This paper provides a …

Leakage inductance calculation for planar transformers with a magnetic shunt

J Zhang, Z Ouyang, MC Duffy… - IEEE Transactions …, 2014 - ieeexplore.ieee.org
The magnetic shunt is generally inserted in a planar transformer to increase the leakage
inductance, which can be utilized as the series inductor in resonant circuits such as the LLC …

An improved layout strategy for common-mode EMI suppression applicable to high-frequency planar transformers in high-power DC/DC converters used for electric …

M Pahlevaninezhad, D Hamza… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
Presently, there is an immense impetus in the automotive industry to develop plug-in electric
vehicles (PIEVs) to reverse the ever increasing green house gas emissions from fossil fuels …

Accurate evaluation of leakage inductance in high-frequency transformers using an improved frequency-dependent expression

MA Bahmani, T Thiringer - IEEE Transactions on Power …, 2014 - ieeexplore.ieee.org
Moving toward higher power density in magnetic components, which is often realized by
increasing the operating frequency, leads to the need for development of more accurate …

Planar transformer with asymmetric integrated leakage inductance using horizontal air gap

M D'Antonio, S Chakraborty… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This article presents a novel planar-based transformer winding and core structure with
controllable leakage inductance generation for integrated magnetics applications. As a …