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A GaN-on-Si Gate Driver With Self-Pumped Drive Enhance and Short-Period Negative
提出一种具有自泵驱动增强和短周期负电压技术的GaN-on-Si栅极驱动器,显著降低损耗并提升效率。
14.7×尾部电流损耗降低,37.0%反向导通损耗减少
氮化镓栅极驱动器自泵驱动负电压技术功率损耗优化
▸自泵驱动增强(SPDE)技术实现快速瞬态响应
▸短周期负电压(SPNV)技术避免米勒耦合效应
▸双模式电压调节器平衡电流与功耗
Abstract
The gallium nitride (GaN)-on-Si low-side gate
driver proposed in this article has four main features: First, the
self-pumped drive enhance (SPDE) technique achieves fast tran-
sients. Second, short-period negative voltage (SPNV) technique
avoids the Miller coupling effect and improves efficiency. Third,
a dual-mode Voltage regulator ensures sufficient current and
minimizes power dissipation. Finally, monolithic low-side gate
drivers provide robust drive capability. This work can suppress
the rin