开关电源芯片如何选择?
我要设计一个开关电源,输入电压是国际通行的100V到240V,我不知道是否可以提高到380V?
要求输出的电源是12V和5V,12V的功率是50W,5V的功率很小就可以了,不知道这种情况下我改选择什么样的芯片?是否有满足我要求的芯片呢?
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