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请教TI工程师们几个无线充电的问题,急!!!



我想制作一个1W左右4.2V/200-300ma输出的一个无线充电器,我想请问我用PCB画的线圈不是很规则的圆形或者椭圆,这样的线圈能使用吗?还有线圈的中间间隔最少要是多少距离呢?请指教!!谢谢!!!上图