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你好!TPA3118,生产了100片板,24V 供电,在空载下,正常的在50MA左右,有一半的板开机电流在100MA左右,100MA的芯片发热大,工作一会就坏了,还有的一开机就坏了,输出不停的跳动,请问是什么问题,输出电感22UH+0.68UF电容.
为什么有的大有的小?