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SMD元件焊盘尺寸设计参考540编1SMD元件焊盘尺寸设计参考序号元件类型PAD尺寸对应钢板开孔尺寸说明10201chipX:→13.5milY:→9.5mil开孔尺寸不变20402chipX:24→20milY:22→20mil内距不变30603chipX、Y、内距都不变半圆槽直径→17mil40805chipX:56→50milY:40→45mil半圆槽直径→17mil51206chipX:65→60milY:50→55mil半圆槽直径→20mil內距:79milSMD元件焊盘尺寸设计参考540编26大于1206电阻X:減8milY:不变內距:C+8mil挖孔=1/3A深度:20mil7大于1206电容代号C系列X:A-16milY:B+8mil內距:C+16mil挖孔=1/3A深度=1/3B+2mil8Alumin铝质电容削成六角形9(大型)高压电容内距=110milX:不变Y:60→88mil內距:110→118mil半圆槽直径30mil深度31mil10(大型)高压电容内距=130milX:不变Y:50→78mil内距:130不变11(大型)高压电容内距=130milX:130→120milY:60→92mil內距:130不变SMD元件焊盘尺寸设计参考540编312(圆型)高压电容内距=110milX:A-16milY:B+8mil內距:C+16mil挖孔=1/3A深度=1/3B+2mil13(小型)黑色圆形电感器件代号LX:118→90milY:78→62mil內距:174→214mil14(大型)黑色圆形电感器件代号LX:166→198milY:236→176mil內距不变15Diode(小型)X:54→40milY:不变內距:54→60mil16Diode(中型)X:不变Y:不变內距:74→80mil17Diode(大型)X:不变Y:79→71mil(內砍8mil)內边:导角40x26mil內边:內砍8mil內距:86→102milSMD元件焊盘尺寸设计参考540编418VARITER零件代号RV1X:108→100milY:85→93mil內距:89→97mil挖孔:33mil深度:33mil19FUSE保险丝1026(不含)以下X:86→62milY:不变內距:52→75mil半圆槽直径21mil深度19mil20FUSE保险丝1026(不含)以上X:124→92milY:77→74mil內距:117→123mil半圆槽直径31mil深度27mil21Connector0.5PitchY:10→9milX外加6mil由47→53mil耳朵后加12mil22Connector0.65PitchY::12mil→10.8milX:外加12mil耳朵后加12milSMD元件焊盘尺寸设计参考540编523Connector1.0Pitch宽:24→20milX外加:8mil110→118mil耳朵后加12mil24Connector1.27Pitch宽:30→26milX外加:12mil74mil→86mil耳朵后加12mil25排阻RNX:18→15milY:42→50mil內距:不变26六脚IC0.65pitch外四脚:X:12→13.5milY:36→45mil內二脚:X:12→11.5milY:36→45mil內距:不变27SOIC0.5pitchX::不變Y::12→8.6mil內距:不变SMD元件焊盘尺寸设计参考540编628SOIC0.65pitchX::90→84milY::16→10.7mil內距::238→262mil29SOIC1.27pitchX:24→26milY:66→72mil內距:不变30变压器右pinX:100→124mil左2pinX外加::24milY:48→64mil內距:不变31QFP0.5pitchX::11mil→8.6milY:不变32QFP0.65pitchX:15mil→10.7milY:不变SMD元件焊盘尺寸设计参考540编733PLCCX:不变Y:不变34三脚电晶体內砍:3milX:不变Y:45→42mil內距:C+6mil35四脚电晶体椭圆形外移16mil椭圆短径缩:112→98mil椭圆短径缩:72→58mil椭圆长径下砍:1/3:32mil36五脚电晶体前3脚X:42→48mil往外:6mil前3脚Y:22→20mil后2脚X:42→42mil后2脚Y:22→30mil37Crystal振荡器X::55→43milY:79→45mil內距::149→209mil38BGA0.80mmPitch原寸:直径18mil开孔:直径16milSMD元件焊盘尺寸设计参考540编839BGA1.00mmPitch原寸:直径20mil开孔:直径21mil40BGA1.27mmPitch原寸:直径30mil开孔:直径24mil41J1Connecter耳朵原寸外移20mil尺寸如图示42CN1Connecter(K02I024J07I037SERIES)其余单位为mil540编2006年3月25日
本文标题:SMD元件焊盘尺寸设计参考
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