0.5mm间距BGA封装库BGA芯片封装ALTIUM库(AD库PCB封装库 )，21个，封装型号列表如下： Component Count : 21 Component Name ----------------------------------------------- BGA50P5X5-25 BGA50P5X5-25V BGA50P6X6-36V BGA50P7X7-48 BGA50P7X7-49 BGA50P7X7-49V BGA50P8X8-56 BGA50P8X8-64 BGA50P9X9-80 BGA50P9X9-81 BGA50P10X10-56 BGA50P11X11-100 BGA50P11X11-120 BGA50P11X11-121 BGA50P14X14-100 BGA50P14X14-132 BGA50P14X14-196 BGA50P15X15-164 BGA50P18X18-180 BGA50P19X19-281 BGA50P20X20-256