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一般输入电压为14V，但行标范围是10~30V，现需要转成12V的，且电流不低于200mA。求教~
Hi
你可以借助TI的webench在线工具选型，输入参数即可找到合适的芯片，然后点击开始设计即可得到电路图， 例如LM3478:
好的，谢谢~
