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我真的搞不懂，没人管吗？这种祸害别人的东西早应该删了，浪费时间一肚子窝火
www.ti.com.cn/.../tpa3250.pdf
和
www.ti.com.cn/.../tpa3251.pdf
顺便求大神告诉我哪个pcb封装是对的
除了那个散热焊盘, 好象并没有看到差别
