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- 2011-8-25
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请高手指教!! 希望最后得到 焊盘 焊点 焊盘 体
FINISH
/CLE
/filname,SOLDER JOINT
/TITLE,SOLDER JOINT
!****************************************************
*SET,SOLDER_DIA,0.3E-3 !焊球直径
*SET,SOLDER_HEIRHTOFF,0.24E-3 !焊球高度
*SET,PAD_R,SQRT(SOLDER_DIA*SOLDER_DIA/4-SOLDER_HEIRHTOFF*SOLDER_HEIRHTOFF/4) !焊盘半径
*SET,PAD_HEIGHT,0.02E-3
*SET,SOLDER_DIST,1.0E-3 !焊球间距
!***********************************
*SET,DIE_LENGTH,3.52E-3 !裸芯片尺寸
*SET,DIE_WIDTH,2.6E-3
*SET,DIE_HEIGHT,0.1E-3
*SET,ALN_LENGTH,20E-3
*SET,ALN_WIDTH,15E-3
*SET,ALN_HEIGHT,1E-3
*SET,AA,(DIE_LENGTH-2*SOLDER_DIST-SOLDER_DIA)/2
*SET,BB,(DIE_WIDTH-SOLDER_DIA)/2
*SET,CC,0.05E-3
!***********************************
/PREP7
ET,1,SOLID45
ET,2,VISCO107
!***********************************
BLC4,0,0,DIE_LENGTH,DIE_WIDTH,DIE_HEIGHT !建立GaAs芯片
WPOFFS,AA+SOLDER_DIA/2,CC+SOLDER_DIA/2,O
CYLIND,PAD_R,0,DIE_HEIGHT !建立基板焊盘
!*******
CYLIND,PAD_R,0,-PAD_HEIGHT
!********
WPOFFS,0,0,-PAD_HEIGHT-SOLDER_HEIRHTOFF/2
SPH4,0,0,SOLDER_DIA/2,0
!***
WPOFFS,0,0,-SOLDER_HEIRHTOFF/2
CYLIND,PAD_R,0,-PAD_HEIGHT
BTOL,1e-5 !拓扑设定1e-5
VSBW,ALL
WPOFFS,0,0,SOLDER_HEIRHTOFF
VSBW,ALL
VSEL,S,,,4,6,2
VDELE,ALL,,,1
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