Soft magnetic materials and their applications in transformers

BS Ram, AK Paul, SV Kulkarni - Journal of Magnetism and Magnetic …, 2021 - Elsevier
Advancements of power electronic technologies result in significant improvement in
efficiency of power delivery to applications that consume or feed electrical energy to a grid. A …

Using transformer parasitics for resonant converters-a review of the calculation of the stray capacitance of transformers

J Biela, JW Kolar - … IAS Annual Meeting. Conference Record of …, 2005 - ieeexplore.ieee.org
Parasitic capacitances of conventional transformers can be used as resonant elements in
resonant DC-DC converters in order to reduce the overall system size. For predicting the …

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 …

LLC converters with planar transformers: Issues and mitigation

MA Saket, N Shafiei, M Ordonez - IEEE Transactions on power …, 2016 - ieeexplore.ieee.org
The use of LLC resonant converters has gained popularity in multiple applications that
require high conversion efficiency and galvanic isolation. In particular, many applications …

Self-capacitance of high-voltage transformers

L Dalessandro… - IEEE Transactions on …, 2007 - ieeexplore.ieee.org
The calculation of a transformer's parasitics, such as its self capacitance, is fundamental for
predicting the frequency behavior of the device, reducing this capacitance value and …

Transformer structure of bifilar primary winding with advanced common mode noise attenuation performance for isolated dc-dc converters

Q Huang, Y Yang, Z Ma, Y Lai… - 2023 IEEE Applied …, 2023 - ieeexplore.ieee.org
The transformer is one of the main common mode (CM) noise propagation paths in isolated
DC-DC converters. The impedances of the CM path of a transformer will transfer from …

Two-capacitor transformer winding capacitance models for common-mode EMI noise analysis in isolated DC–DC converters

H Zhang, S Wang, Y Li, Q Wang… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
For isolated dc-dc power converters, the interwinding parasitic capacitance of the
transformer is usually one of the main paths for common-mode (CM) noise. In order to …

An improved stray capacitance model for inductors

Z Shen, H Wang, Y Shen, Z Qin… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This paper proposes an improved analytical stray capacitance model for inductors. It
considers the capacitances between the winding and the central limb, side limb, and yoke of …

The magnetized capacitance, first resonant frequency, and electromagnetic analysis of inductors with ferrite cores

R Zhang, S Wang, T Long, J Qiu, K Liu… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The parasitic capacitance of magnetic components, ie, inductors and transformers, are
crucial, because it dominates the high-frequency impedance, causes voltage/current spikes …