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高压平台稳定器:国产40V双通道隔离驱动芯片
SiC天生需要更高驱动电压来降低内阻,只有达到足够的正向电压(如20-30V),才能彻底激活导电沟道,释放其低损耗的终极性能。 第二关:负压关断「防误触」 在电压变化速率高达 100kV/μs 的极端工况下,SiC 若缺乏-2V~-5V 的反向偏压「刹车力」,米勒效应可能 ...
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