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JSSC 2024第3期Power ManagementGaN-on-Si

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