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求TI推荐一款开关电源芯片

Other Parts Discussed in Thread: LM2841, ADS1148, LM25018, SM72442

这个电源芯片是给ADS1148供电,要求输入24V直流,输出双电源±2.5V ;因为要采集正负电压,所以供电有点麻烦,最好有双通道的芯片,没有的话两片分开也行,求TI支持!