Reduction of oscillations in a GaN bridge leg using active gate driving with sub-ns resolution, arbitrary gate-impedance patterns [PDF]
, 2017 Active gate driving provides an opportunity to reduce EMI in power electronic circuits. Whilst it has been demonstrated for MOS-gated silicon power semiconductor devices, reported advanced gate driving in wide-bandgap devices has been limited to a single
Dalton, Jeremy +7 more
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Machines, 2020 High-frequency wireless power transfer (WPT) technology provides superior compatibility in the alignment with various WPT standards. However, high-efficiency and compact single-phase power switching systems with ideal snubber circuits are required for ...
Fatemeh Rahmani +3 more
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High-Efficiency NPC Multilevel Converter Using Super-Junction MOSFETs [PDF]
, 2016 Super-junction MOSFETs exhibit low on-state resistances and low switching losses. However, the reverse recovery behavior of their intrinsic diodes and their output capacitance characteristics make their deployment in freewheeling locations challenging ...
Anthony, Philip H +2 more
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High Frequency Snubber Circuit for SiC MOSFET Module
Kongzhi Yu Xinxi Jishu, 2016 During high frequency switching condition, overvoltage caused by the coupling oscillation between distributed parameters(inductance, capacitor) on Silicon Cabide(SiC) device will easily lead to breakdown damage of devices and the generated ...
LUO Jianbo, FAN Wei, PENG Kai
doaj
SEPIC Converter with an LC Regenerative Snubber for EV Applications
Energies, 2020 A Single-Ended Primary-Inductor Converter (SEPIC) converter with an Inductor-Capacitor (LC) regenerative snubber is proposed to reduce Electromagnetic Interference (EMI) for Electric Vehicle (EV) applications.
Abdalkreem Kasasbeh +4 more
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Design considerations for a high-power dual active bridge DC-DC converter with galvanically isolated transformer [PDF]
, 2017 Multi-megawatt scale isolated DC-DC converters are likely to become increasingly popular as means to interconnect the MVDC grids of different voltage levels. Threephase dual active bridge DC-DC (3DAB) converters operating with the zero-voltage switching (
Lee, Youngsil +3 more
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Study of switching transients in high frequency converters [PDF]
As the semiconductor technologies progress rapidly, the power densities and switching frequencies of many power devices are improved. With the existing technology, high frequency power systems become possible. Use of such a system is advantageous in many
Elbuluk, Malik E. +2 more
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A battery-less, self-sustaining RF energy harvesting circuit with TFETs for µW power applications [PDF]
, 2016 This paper proposes a Tunnel FET (TFET) power management circuit for RF energy harvesting applications. In contrast with conventional MOSFET technologies, the improved electrical characteristics of TFETs promise a better behavior in the process of ...
Moll Echeto, Francisco de Borja +2 more
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Analysis of transistor and snubber turn-off dynamics in high-frequency high-voltage high-power converters [PDF]
Dc to dc converters which operate reliably and efficiently at switching frequencies high enough to effect substantial reductions in the size and weight of converter energy storage elements are studied. A two winding current or voltage stepup (buck boost)
Owen, H. A., Jr. +2 more
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Soft-switching vector control for resonant snubber based inverters [PDF]
, 1997 This paper gives a new classification of soft-switching inverters according to the principle of operation. After discussing the soft-switching phenomena in hard-switching inverters, the concept of soft-switching vector (SSV) is introduced.
Chart, CC, Chau, KT, Yao, Jianming
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