SMT不良现象代码表

序号

代码

1缺件MISSING PARTS A 2错件WRONG PARTS B 3多件EXCESSIVE PARTS C 4极性反WRONG POLARITY D 5溢胶EXCESSIVE GLUE E 6立碑TOMBSTONE F 7空焊MISSING SOLDER

G 8短路SHORT H 9反面REVERSE I 10冷焊COLD SOLDER J 11包焊EXCESS SOLDER K 12锡不足SOLDER INSUFFICIENT

L 13锡尖SOLDER ICICLE M 14锡裂SOLDER CRACK N 15锡洞PIN HOLE O 16锡球SOLDER BALL P 17零件偏移PARTS SHIFT Q 18零件损坏PARTS DAMAGED R 19错位WRONG LOCATION S 20金手指沾锡SOLDER ON GOLDEN FINGERS T 21金手指沾胶GLUE ON GOLDEN FINGERS U 22金手指刮伤GOLDEN FINGERS SCRATCH V 23PCB气泡分层PCB BLISTER DELAMINATE

W 24PCB弯曲PCB TWIST X 25PCB刮伤PCB SCRATCH Y 26断路OPEN CIRCUIT Z 27线路缺口CIRCUIT CUT-OFF AA 28线路毛边BURR CIRCUIT AB 29线路翘皮PEELING CIRCUIT

AC 30

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不良现象

SMT不良现象代码表