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tps5430电感值的选取以及BOOT电容耐压值的确定

Other Parts Discussed in Thread: TPS5430

您好,TPS5430资料给的典型电路和说明如下图:

我有这样的几个疑问:

1.典型电路中电感值大小为15uH,是不是对应着输出电流为3A?如果设计需要的实际电流为1A,纹波要求不变的情况下,那么电感值是不是需要比15uH大,就不能按照典型电路的电感值选取了?

2.BOOT电容的耐压值如何确定?怎么得到?芯片资料里没有找到耐压值