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需要如下规格的直流变压IC

Other Parts Discussed in Thread: TPS40057, LM2671, TPS5410

需要如下规格的直流变压IC

    DC-DC 芯片,参数要求如下:

    1、输入耐压23V以上,输出5V;
    2、效率高,90%以上;
    3、封装SOP/DIP,尽量小;