目前在做一个DC/DC,,前端为电池供电,输出5V/1.5A,由于启动时电池电压有时候会拉倒5.5V左右,选了TPS54239和TPS54231,但不知道怎样判断这两颗是否可以,同时哪位大神能否告知怎样来判断这个最小值呢?谢谢
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