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IC 上的丝印代表那个元器件

Other Parts Discussed in Thread: TPS63060, TPS61093

有两个芯片,一个丝印是:QUJ TI 48K AIFX。另外一个是:OAP TI   5859.从电路的板上的连接来看,连接着输入电源,应该是电源稳压芯片或者电源管理芯片。从外观和引脚来看,有点类似TPS6xxx。不知道这两个芯片的具体型号。