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Driving a GaN half-bridge? You might want to know this

4 months agohttps://www.electronicsweekly.com/news/design/driving-a-gan-half-bridge-you-might-want-to-know-this-2025-02/

➀ Rohm推出了适用于GaN晶体管的8引脚隔离器，并发布了相应的半桥驱动应用电路；➁ GaN HEMT的高侧驱动需要考虑反向电压降，以及半桥输出波形充电的过程；➂ 通过Zener二极管和设计平衡，可以避免过充或欠充自举电容的风险。