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我使用Ultra Librarian工具生成了LM2663的pcb库文件，但是生成的库文件有三个，我应该选那个作为Lm2663的pcb库文件。
有三个:M08A M08A-L M08A-M
我这边电脑上打不开，另外两个尺寸一样吗，一样的话选择一个就可以了
