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TPS54240 发热量超级大

Other Parts Discussed in Thread: TPS54240

使用TPS54240做车载OBD开发,发热量很大,用的SPEC 41页的推荐电路图。

输入电压在12-16V。输出电压4V左右,电流峰值在2.5A,

想使用WEBENCH® Designer设计,但不知道它的IOUT是指的峰值还是平均值?