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lm26420X电源需要用电感可以用多大磁珠代替



2.2M的电源,手册说用1uH电感,推荐的电感尺寸太大了,画的0805的封装,该封装的电感电流都很小,不到1A, 所以想用磁珠代替,0805,不小于2A和1UH电感效果差不多需要什么规格的磁珠,希望能给我推荐一个