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TPA3118D2
TPA3130D2
两种放大器是否互换？
是否需要增加一个TPS61088升压？如果增加了，播放输出的时候，会不会产生电流声？
3118D2更好一些， 3130D2的典型负载阻抗为8ohm。按照您的应用，用3118D2便可。
