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用于高频ZVS全桥变换器的双通道推挽隔离谐振栅极驱动器

Dual-Channel Push–Pull Isolated Resonant Gate Driver for High-Frequency ZVS Full-Bridge Converters

语言:

中文摘要

本文提出了一种新型零电流开关(ZCS)双通道推挽隔离谐振栅极驱动器(DPIRGD),旨在驱动高频开关全桥变换器桥臂中的一对功率MOSFET。该驱动器具备提供两路隔离互补驱动信号、低栅极驱动损耗及高关断可靠性等特性。

English Abstract

In this letter, a new zero-current-switching (ZCS) dual-channel push-pull isolated resonant gate driver (DPIRGD) is proposed to drive a pair of power mosfet in one bridge leg operating at high-switching frequency. The characteristics of the proposed DPIRGD include capability to provide two isolated complementary drive signals, low-gate drive loss, and high reliability of the turn-off status. Compa...
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SunView 深度解读

该技术对阳光电源的核心产品线具有重要价值。在高频化趋势下,组串式光伏逆变器和PowerTitan/PowerStack储能变流器(PCS)对开关频率的要求不断提升,以实现更高功率密度。该驱动电路通过降低栅极驱动损耗和提升关断可靠性,可直接优化功率模块的效率与热管理。建议研发团队评估该拓扑在SiC/GaN功率器件驱动中的适用性,将其应用于下一代高频高效逆变器及双向DC-DC变换器设计中,以进一步提升产品竞争力。