求教高手,有一个窗口面积是60MMX30MM,高50MM的铁芯(如图),想做一个220V输入,半波整流后输出是14.8V7A的充电器,现请教初,次级的线圈匝数及线径,功率做大一点.可不可以做两组输出并同时充电工作?我不知道如何取值,但是有数据我可以做得来,望各位指教,谢谢
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