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LM5175 电感器选择及纹波电流

Other Parts Discussed in Thread: LM5175

您好,最忌在选用LM5175做DC/DC,读数据手册时有这么一段话不太理解,请帮忙解释下。第22页

大致的意思,在这个应用里,选取一个4.7uH电感,在输入电压36V、24V和6V时,电感器纹波电流分别为5.7A、4.3A和2.1A。我想知道这三个电流是如何计算得出,未找到相关计算公式,请帮忙解释下,谢谢!