A comprehensive review of mitigation strategies to address insulation challenges within high voltage, high power density (U) WBG power module packages

P Adhikari, M Ghassemi - IEEE Transactions on Dielectrics and …, 2024 - ieeexplore.ieee.org
Within the expanding domain of electrical power demand, the future of power module
packaging is entwined with the progress of (ultra) wide bandgap [(U) WBG] materials. These …

A review of insulation challenges and mitigation strategies in (U) WBG power modules packaging

P Adhikari, M Ghassemi - 2024 IEEE Texas Power and Energy …, 2024 - ieeexplore.ieee.org
In the ever-growing landscape of electrical power demand, the future of power electronics
module packaging lies in the realm of wide-bandgap (WBG) materials, including silicon …

Enhanced dielectric breakdown strength and thermal conductivity of silicone gel composites with high-electron-affinity silicon Dioxide/Cationic Polymer/Nano-diamond

M Luo, Y Zhou, R Wang, X Cao, Z Wang - Chemical Engineering Journal, 2024 - Elsevier
In order to address the contradiction that breakdown strength and thermal conductivity of
materials are difficult to improve simultaneously, we report a novel calcined silicon …

High temperature characteristics of composite materials composed of silicone gel and barium titanate in high voltage power modules

F Yan, L Wang, H Wang, S Wang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The blocking voltage of silicon carbide (SiC) device is greater than 10 kV. High voltage can
cause high electric field inside SiC power module. Improving the insulation properties of the …

[HTML][HTML] Influence of interfacial interaction on the reliability of the bond between encapsulation epoxy and copper substrate

S Zhao, C Chen, M Haga, M Ueshima, H Suzuki… - Microelectronics …, 2023 - Elsevier
The need for power modules has been promoted by the emergence of electric vehicles. The
requirements of small volume, high integrity, and high reliability for the next-generation …

Effects of high temperature and high humidity on the reliability of copper/epoxy bond

S Zhao, C Chen, M Nishijima, R Okumura, M Haga… - Applied Surface …, 2024 - Elsevier
Epoxy encapsulation is a promising technique to reduce the size of the power module. Its
reliability is a key aspect. Many previous studies developed new epoxy materials or new …

Enhanced high‐temperature electrical properties and charge dynamics of inorganic/organic silicone elastomer nanocomposites via nanostructure grafting and …

Q Wang, Y Tanaka, H Miyake, K Endo, Y An… - Polymer …, 2024 - Wiley Online Library
This study introduces a novel strategy to enhance the high‐temperature electrical
performance of the silicone elastomer (SE), while ensuring control over its thermal and …

Spatiotemporal Measurement of Charge at Ceramic Substrate–Silicone Gel Interface in Medium-Voltage Power Modules

K Li, B Zhang, Z Yang, X Jiang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
With the proliferation of high-voltage, high-power density devices, insulation failure has
emerged as a latent hazard in power modules. Notably, breakdown along ceramic substrate …

Electrical tree failure at DBC substrate-silicone gel interface in high-voltage power module under positive square wave voltage

B Zhang, Z Yang, K Li, X Jiang… - IEEE Journal of …, 2024 - ieeexplore.ieee.org
The development of high-voltage high-power density electronic devices has brought forward
new requirements for the insulation reliability of encapsulation. The growth of electrical trees …

Characterizing nonlinear field dependent conductivity layers to mitigate electric field within (U) WBG power modules under high frequency, high slew rate square …

P Adhikari, M Ghassemi - 2024 IEEE Texas Power and Energy …, 2024 - ieeexplore.ieee.org
A vast majority of research on (U) WBG power modules has been going on to implement
nonlinear resistive field grading material on metal-brazed substrates in reducing the electric …