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基于PCB嵌入式GaN-on-Si半桥及驱动IC与片上栅极和直流母线电容

PCB-Embedded GaN-on-Si Half-Bridge and Driver ICs With On-Package Gate and DC-Link Capacitors

语言:

中文摘要

本文提出了一种通过将两个GaN-on-Si IC嵌入PCB中,实现低电感半桥及驱动器封装的方法,并集成了片上栅极和直流母线电容。该技术解决了传统单片集成方案中外部电容互连寄生参数大的难题,有效降低了功率回路电感,提升了高频开关性能。

English Abstract

A low-inductive half-bridge and gate driver package with on-package gate and dc-link capacitors is realized by printed circuit board (PCB) embedding of two GaN-on-Si ICs. While monolithic half-bridge and driver integration reduces on-chip parasitics, it does not solve the interconnection challenge to external capacitors. This letter solves this issue through advantageous combination of PCB embeddi...
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SunView 深度解读

该技术通过PCB嵌入式封装显著降低了寄生电感,是提升功率密度和开关频率的关键路径。对于阳光电源的组串式光伏逆变器及户用储能系统,采用GaN器件并优化封装设计,可进一步减小体积、提升转换效率。建议研发团队关注该嵌入式封装工艺在下一代高频化、小型化逆变器中的应用潜力,特别是在追求极致功率密度的户用产品线中,该技术有助于降低EMI并提升系统整体可靠性。