Stability, reliability, and robustness of GaN power devices: A review

JP Kozak, R Zhang, M Porter, Q Song… - … on Power Electronics, 2023 - ieeexplore.ieee.org
Gallium nitride (GaN) devices are revolutionarily advancing the efficiency, frequency, and
form factor of power electronics. However, the material composition, architecture, and …

Emerging GaN technologies for power, RF, digital, and quantum computing applications: Recent advances and prospects

K Hoo Teo, Y Zhang, N Chowdhury… - Journal of Applied …, 2021 - pubs.aip.org
GaN technology is not only gaining traction in power and RF electronics but is also rapidly
expanding into other application areas including digital and quantum computing electronics …

6.78-MHz wireless power transfer with self-resonant coils at 95% DC–DC efficiency

L Gu, G Zulauf, A Stein, PA Kyaw… - … on Power Electronics, 2020 - ieeexplore.ieee.org
Megahertz-frequency inductive wireless power transfer holds the promise of compact and
efficient wireless power transfer. Unfortunately, due to high-frequency losses in wide …

Output capacitance loss of GaN HEMTs in steady-state switching

Q Song, R Zhang, Q Li, Y Zhang - IEEE Transactions on Power …, 2023 - ieeexplore.ieee.org
The output capacitance () loss, a loss produced when the device's output capacitor is
charged and discharged, has become a concern for GaN high electron mobility transistors …

Measurement of Large-Signal COSS and COSS Losses of Transistors Based on Nonlinear Resonance

MS Nikoo, A Jafari, N Perera… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this letter, we present a new measurement technique to evaluate the large-signal output
capacitance (COSS) of transistors as well as the COSS energy dissipation (EDISS), based …

Analytical calculation of the residual ZVS losses of TCM-operated single-phase PFC rectifiers

M Haider, JA Anderson, N Nain… - IEEE Open Journal …, 2021 - ieeexplore.ieee.org
Triangular-current-mode (TCM) modulation guarantees zero-voltage-switching across the
mains cycle in AC-DC power converters, eliminating hard-switching with a minor≈ 30 …

New insights on output capacitance losses in wide-band-gap transistors

MS Nikoo, A Jafari, N Perera… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
The low on-resistance of wide-band-gap (WBG) transistors is a key feature for efficient
power converters; however, the anomalous loss in their output capacitance (COSS) severely …

Single-turn air-core coils for high-frequency inductive wireless power transfer

G Zulauf, JM Rivas-Davila - IEEE Transactions on Power …, 2019 - ieeexplore.ieee.org
The efficiency of megahertz-frequency inductive wireless power transfer designs is currently
limited by the quality factor of the resonant tanks and the coils. In this article, we use two …

A 1.5 kW radio-frequency tunable matching network based on phase-switched impedance modulation

A Al Bastami, A Jurkov, D Otten… - IEEE Open Journal …, 2020 - ieeexplore.ieee.org
Dynamically-tunable impedance matching is a key feature in numerous radio-frequency
(RF) applications at high frequencies (10 s of MHz) and power levels (100s-1000 s of Watts …

A method to derive the coupling thermal resistances at junction-to-case level in multichip power modules

G Liu, X Li, Y Wang, X Huang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
A method to derive the junction-to-case level coupling thermal resistances among
paralleling chips in the multichip semiconductor power module has been proposed in this …