1, Hot ikuku solder larịị
A na-akpọ bọọdụ ọla ọcha agba agba agba agba agba agba.Ịfesa oyi akwa nke tin na elu elu nke sekit ọla kọpa na-eduga na ịgbado ọkụ.Mana ọ nweghị ike ịnye ntụkwasị obi kọntaktị ogologo oge dị ka ọla edo.Mgbe ị na-eji ya ogologo oge, ọ na-adị mfe oxidize na nchara, na-ebute kọntaktị na-adịghị mma.
Uru:Ọnụ ala dị ala, arụmọrụ ịgbado ọkụ dị mma.
Ihe ọghọm:The elu flatness nke na-ekpo ọkụ ikuku solder larịị osisi bụ ogbenye, nke na-adịghị adabara ịgbado ọkụ atụdo na obere oghere na components ndị dị oke obere.Tin beads dị mfe imepụta naNhazi PCB, nke dị mfe ime ka obere sekit na obere oghere pin components.Mgbe ejiri ya na usoro SMT nwere akụkụ abụọ, ọ dị mfe ịgbaze agbaze agbaze, na-ebute beads tin ma ọ bụ ntụpọ ntụpọ okirikiri, na-ebute elu na-enweghị isi ma na-emetụta nsogbu ịgbado ọkụ.
2, Imikpu ọlaọcha
Usoro ọlaọcha nmikpu dị mfe na ngwa ngwa.Silver imikpu bụ mmeghachi omume mgbanwe, nke fọrọ nke nta ka ọ bụrụ submicron mkpuchi ọlaọcha dị ọcha (5 ~ 15 μ In, banyere 0.1 ~ 0.4 μ m) Mgbe ụfọdụ usoro nke imikpu ọlaọcha nwekwara ụfọdụ ihe ndị dị ndụ, tumadi iji gbochie mmebi ọla ọcha ma kpochapụ nsogbu ahụ. Ọbụlagodi na ekpughere ya na okpomọkụ, iru mmiri na mmetọ, ọ ka nwere ike inye akụrụngwa eletrik dị mma ma nọgide na-enwe ezigbo weldability, mana ọ ga-efunahụ ya.
Uru:The ọlaọcha impregnated ịgbado ọkụ n'elu nwere ezi weldability na coplanarity.N'otu oge ahụ, ọ nweghị ihe mgbochi ndị na-eduzi dị ka OSP, ma ike ya adịghị mma dị ka ọla edo mgbe a na-eji ya dị ka ebe kọntaktị.
Ihe ọghọm:Mgbe ekpughere ya na ebe mmiri mmiri, ọlaọcha ga-emepụta mmegharị eletrọn n'okpuru ọrụ voltaji.Ịgbakwunye organic components na ọlaọcha nwere ike ibelata nsogbu nke ịkwaga eletrọn.
3, tin imikpu
Tin imikpu pụtara ịsa akwa.N'oge gara aga, PCB na-enwekarị afụ ọnụ mgbe usoro imikpu mmiri gasịrị.Tin whisker na ịkwaga tin n'oge ịgbado ọkụ ga-ebelata ntụkwasị obi.Mgbe nke ahụ gasịrị, a na-agbakwunye ihe mgbakwunye organic na ngwọta imi mmiri nke tin, nke mere na nhazi nke tin Layer bụ granular, nke na-emeri nsogbu ndị gara aga, ma nweekwa nkwụsi ike dị mma na weldability.
Ihe ọghọm:Nnukwu adịghị ike nke imikpu tin bụ obere ọrụ ndụ ya.Karịsịa mgbe echekwara na nnukwu okpomọkụ na oke iru mmiri gburugburu, ogige n'etiti Cu / Sn metal ga-anọgide na-eto eto ruo mgbe ha na-efunahụ solderability.Ya mere, enweghị ike ịdokwa efere gbamgbam ruo ogologo oge.
Anyị nwere obi ike na-enye gị kacha mma Nchikota nkeọrụ mgbakọ PCB turnkey, mma, price na nnyefe oge na gị Small batch olu PCB mgbakọ usoro na Mid ogbe Mpịakọta PCB mgbakọ iji.
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Oge nzipu: Nov-21-2022