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有参数,请问可以用什么芯片

Other Parts Discussed in Thread: TPS54620, TPS53316

要求DC5V输入,两路输出,分别为正负1V,电流分别5A,考虑了两种方案,就是buck和反激,不知道用哪个好,用什么芯片,希望TI工程师帮帮我,推荐一下芯片