????????/??/?/??????
??????????????(93.3Sn/3.1Ag/3.1Bi/0.5Cu)????????????????63Sn/37Pb????200%?????????????
??????/??/?/??????????????SMT?????????????????????????????????????????????????????????????
1??????????
????????/??/?/?????е?????????????????ú??????1,2?????????????????????????????????????????????????????????????е??????????????????????????????????????????????????????????
????????????????????Χ???Щ????????(?????????????????????)??
?????????????????????????0.5%?????С??????0.5%?????????????????????
??????????????????????????????3.0%?????С????????3.0%?????4.7%?????????????????????
?????????????????????????á??????????????????????????????????????????????з???????????á???????????????3~3.5%??
??????????? 5,520,752 ??????????/??/??/????????????????????????86~97%?????????0.3~4.5%?????????0~9.3%?????????0~4.8%???????0~5%?????3
??????3.0~3.1%?????3.0~3.4%??????0.5%??????????Ч??????????????????????κ????????????????????
???????鱣????3~3.1%?????0.5~2%???3.1%???????????????????????Ч???????
?????????????????????????У?????????????????????????????????????????????????
2??????????????????
????????Sn/Ag??Sn/Cu??????????????????????????γ????Ag3Sn?????仯???????????????γ?Cu6Sn5?????仯????????/???????????????????????????????λ???1.0%??????1.0%?????????????????????????????
??????????????????????2????????????????? - ?????????????Mott??Nabbaro?????????1,2???????????????????????????????????????????????????????????????????????????????
????93.3Sn/3.1Ag/3.1Bi/0.5Cu?????????????????????磬??????????????????????????????????????3%????????Ag3Sn???????????????????????????????????????????????????????????????????????Ag3Sn?????й?????Ag3Sn??????????????????????????3~3.4%??????3~3.1%???????/??/?/?????У?0.5%???????Ч????????????????????????????Cu6Sn5????????????????????????????????
??????63Sn/37Pb????
?????????????(93.3Sn/3.1Ag/3.1Bi/0.5Cu)???????????????Sn63/Pb37??????200%???????????
??????96.5Sn/3.5Ag????
????93.3Sn/3.1Ag/3.1Bi/0.5Cu????209?? ~ 212??C????????????????96.5Sn/3.5Ag??9??C???????????????е??????????????????????????????????????155%????????????????????96.5Sn/3.5Ag?????????
??????99.3Sn/0.7Cu????
????93.3Sn/3.1Ag/3.1Bi/0.5Cu??99.3Sn/0.7Cu??????????????????????????????????????????96.5Sn/3.5Ag??15??C??
??????Sn/Ag/Cu????
??????????????/??/????е??????????????(95.4Sn/3.1Ag/1.5Cu)???????93.3Sn/3.1Ag/3.1Bi/0.5Cu?????????????(??????????????)???????????????????????????????????????
??????/??/?/??????????/??/????????????????????????????????????/??/????????(216 ~ 217??C)??????5??C????????/??/??????????????????????????????SMT???μ?????·??????(?????????215??C????????)??
???????
???????????/??/???????????????/??/?/?黯?????????????????д????????λ?á??????????????·??(PCB)??????????????????е???215??C?????????????????SMT??????????????????
??????/??/?/?????????????????????????93.3Sn/3.1Ag/3.1Bi/0.5Cu???????б?63Sn/37Pb?????????????跡????????????????????????????????(209~212??C)???????????Χ(С??????3??C)?????(wetting)??????????????????????????е?63Sn/37Pb?????????ú??????б??κζ?????(63Sn/37Pb??96.5Sn/3.5Ag??99.3Sn/0.7Cu)?????????
????93.3Sn/3.1Ag/3.1Bi/0.5Cu????????????????63Sn/37Pb?????????
??
??????????????(93.3Sn/3.1Ag/3.1Bi/0.5Cu)????????????????63Sn/37Pb????200%?????????????
??????/??/?/??????????????SMT?????????????????????????????????????????????????????????????
3??????????
????????/??/?/?????е?????????????????ú??????1,2?????????????????????????????????????????????????????????????е??????????????????????????????????????????????????????????
????????????????????Χ???Щ????????(?????????????????????)??
?????????????????????????0.5%?????С??????0.5%?????????????????????
??????????????????????????????3.0%?????С????????3.0%?????4.7%?????????????????????
?????????????????????????á??????????????????????????????????????????????з???????????á???????????????3~3.5%??
??????????? 5,520,752 ??????????/??/??/????????????????????????86~97%?????????0.3~4.5%?????????0~9.3%?????????0~4.8%???????0~5%?????3
??????3.0~3.1%?????3.0~3.4%??????0.5%??????????Ч??????????????????????κ????????????????????
???????鱣????3~3.1%?????0.5~2%???3.1%???????????????????????Ч???????
?????????????????????????У?????????????????????????????????????????????????
4??????????????????
????????Sn/Ag??Sn/Cu??????????????????????????γ????Ag3Sn?????仯???????????????γ?Cu6Sn5?????仯????????/???????????????????????????????λ???1.0%??????1.0%?????????????????????????????
??????????????????????2????????????????? - ?????????????Mott??Nabbaro?????????1,2???????????????????????????????????????????????????????????????????????????????
????93.3Sn/3.1Ag/3.1Bi/0.5Cu?????????????????????磬??????????????????????????????????????3%????????Ag3Sn???????????????????????????????????????????????????????????????????????Ag3Sn?????й?????Ag3Sn??????????????????????????3~3.4%??????3~3.1%???????/??/?/?????У?0.5%???????Ч????????????????????????????Cu6Sn5????????????????????????????????
??????63Sn/37Pb????
?????????????(93.3Sn/3.1Ag/3.1Bi/0.5Cu)???????????????Sn63/Pb37??????200%???????????
??????96.5Sn/3.5Ag????
????93.3Sn/3.1Ag/3.1Bi/0.5Cu????209?? ~ 212??C????????????????96.5Sn/3.5Ag??9??C???????????????е??????????????????????????????????????155%????????????????????96.5Sn/3.5Ag?????????
??????99.3Sn/0.7Cu????
????93.3Sn/3.1Ag/3.1Bi/0.5Cu??99.3Sn/0.7Cu??????????????????????????????????????????96.5Sn/3.5Ag??15??C??
??????Sn/Ag/Cu????
??????????????/??/????е??????????????(95.4Sn/3.1Ag/1.5Cu)???????93.3Sn/3.1Ag/3.1Bi/0.5Cu?????????????(??????????????)???????????????????????????????????????
??????/??/?/??????????/??/????????????????????????????????????/??/????????(216 ~ 217??C)??????5??C????????/??/??????????????????????????????SMT???μ?????·??????(?????????215??C????????)??
???????
???????????/??/???????????????/??/?/?黯?????????????????д????????λ?á??????????????·??(PCB)??????????????????е???215??C?????????????????SMT??????????????????
??????/??/?/?????????????????????????93.3Sn/3.1Ag/3.1Bi/0.5Cu???????б?63Sn/37Pb?????????????跡????????????????????????????????(209~212??C)???????????Χ(С??????3??C)?????(wetting)??????????????????????????е?63Sn/37Pb?????????ú??????б??κζ?????(63Sn/37Pb??96.5Sn/3.5Ag??99.3Sn/0.7Cu)?????????
????93.3Sn/3.1Ag/3.1Bi/0.5Cu????????????????63Sn/37Pb?????????
??????????????(93.3Sn/3.1Ag/3.1Bi/0.5Cu)????????????????63Sn/37Pb????200%?????????????
??????/??/?/??????????????SMT?????????????????????????????????????????????????????????????
5??????????
????????/??/?/?????е?????????????????ú??????1,2?????????????????????????????????????????????????????????????е??????????????????????????????????????????????????????????
????????????????????Χ???Щ????????(?????????????????????)??
?????????????????????????0.5%?????С??????0.5%?????????????????????
??????????????????????????????3.0%?????С????????3.0%?????4.7%?????????????????????
?????????????????????????á??????????????????????????????????????????????з???????????á???????????????3~3.5%??
??????????? 5,520,752 ??????????/??/??/????????????????????????86~97%?????????0.3~4.5%?????????0~9.3%?????????0~4.8%???????0~5%?????3
??????3.0~3.1%?????3.0~3.4%??????0.5%??????????Ч??????????????????????κ????????????????????
???????鱣????3~3.1%?????0.5~2%???3.1%???????????????????????Ч???????
?????????????????????????У?????????????????????????????????????????????????
6??????????????????
????????Sn/Ag??Sn/Cu??????????????????????????γ????Ag3Sn?????仯???????????????γ?Cu6Sn5?????仯????????/???????????????????????????????λ???1.0%??????1.0%?????????????????????????????
??????????????????????2????????????????? - ?????????????Mott??Nabbaro?????????1,2???????????????????????????????????????????????????????????????????????????????
????93.3Sn/3.1Ag/3.1Bi/0.5Cu?????????????????????磬??????????????????????????????????????3%????????Ag3Sn???????????????????????????????????????????????????????????????????????Ag3Sn?????й?????Ag3Sn??????????????????????????3~3.4%??????3~3.1%???????/??/?/?????У?0.5%???????Ч????????????????????????????Cu6Sn5????????????????????????????????
??????63Sn/37Pb????
?????????????(93.3Sn/3.1Ag/3.1Bi/0.5Cu)???????????????Sn63/Pb37??????200%???????????
??????96.5Sn/3.5Ag????
????93.3Sn/3.1Ag/3.1Bi/0.5Cu????209?? ~ 212??C????????????????96.5Sn/3.5Ag??9??C???????????????е??????????????????????????????????????155%????????????????????96.5Sn/3.5Ag?????????
??????99.3Sn/0.7Cu????
????93.3Sn/3.1Ag/3.1Bi/0.5Cu??99.3Sn/0.7Cu??????????????????????????????????????????96.5Sn/3.5Ag??15??C??
??????Sn/Ag/Cu????
??????????????/??/????е??????????????(95.4Sn/3.1Ag/1.5Cu)???????93.3Sn/3.1Ag/3.1Bi/0.5Cu?????????????(??????????????)???????????????????????????????????????
??????/??/?/??????????/??/????????????????????????????????????/??/????????(216 ~ 217??C)??????5??C????????/??/??????????????????????????????SMT???μ?????·??????(?????????215??C????????)??
???????
???????????/??/???????????????/??/?/?黯?????????????????д????????λ?á??????????????·??(PCB)??????????????????е???215??C?????????????????SMT??????????????????
??????/??/?/?????????????????????????93.3Sn/3.1Ag/3.1Bi/0.5Cu???????б?63Sn/37Pb?????????????跡????????????????????????????????(209~212??C)???????????Χ(С??????3??C)?????(wetting)??????????????????????????е?63Sn/37Pb?????????ú??????б??κζ?????(63Sn/37Pb??96.5Sn/3.5Ag??99.3Sn/0.7Cu)?????????
????93.3Sn/3.1Ag/3.1Bi/0.5Cu????????????????63Sn/37Pb?????????
