QFN封装Altium封装库AD三维视图PCB封装库（2D3D封装库）,封装列表如下：Component Count : 37 Component Name ----------------------------------------------- QFN10 3x3_L QFN10 3x3_m QFN10 3x3_N QFN12 3x3_L QFN12 3x3_M QFN12 3x3_N QFN14 3x4_L QFN14 3x4_M QFN14 3x4_N QFN16 4x4_L QFN16 4x4_M QFN16 4x4_N QFN20 3x3_M QFN20 4x4_L QFN20 4x4_M QFN20 4x4_N QFN24 4x4_L QFN24 4x4_M QFN24 4x4_N QFN28 5x5_L QFN28 5x5_M QFN28 5x5_N QFN32 5x5_L QFN32 5x5_M QFN32 5x5_N QFN40 6X6_L QFN40 6X6_M QFN40 6X6_N QFN48 7X7_L QFN48 7X7_M QFN48 7X7_N QFN64 9x9_L QFN64 9x9_M QFN64 9x9_N QFN68 8x8_L QFN68 8x8_M QFN68 8x8_N