2021 ʻO ke kumu kūʻai kūʻai nui ʻo Multilayer Rigid-Flex Assembly PCB Sheet FR4 Polyimide Printed Circuit Board No Android & Papa ʻē aʻe.
Hōʻike huahana
Kahi i kumu | Kina |
Helu kumu hoʻohālike | PAR-015 |
Mea Kumu | FR4 + polyimide |
Mānoanoa keleawe | 1 oz |
Mānoanoa Papa | 0.2mm-8mm |
Min.Ka nui o ka puka | 0.15mm |
Min.Laina Laulā | 3 Mil |
Min.Kaʻa laina | 0.1um(3 Mili) |
Hoʻopau ʻili | ENIG, OSP, etc |
Nā kiʻi hale hana
Hoʻolauna i nā mea FR4
ʻO FR ma FR4 ka mea e pale ai i ke ahi, a ʻo ka helu 4 ka mea i hoʻokaʻawale i nā mea mai nā mea ʻē aʻe o kēia papa.Hōʻike ka huaʻōlelo FR4 i ka papa i hoʻohana ʻia no ka hana ʻana i kēia mau laminates.Hāʻawi ke ʻano fiberglass i ka paʻa o ka hana no ka mea.Ua uhi ʻia ka fiber aniani me ka epoxy pale ahi.Hāʻawi kēia i ka lōʻihi o ka waiwai a me nā waiwai mechanical ikaika.ʻO kēia mau hiʻohiʻona a pau i kaulana loa ka papa kaapuni paʻi FR4 ma waena o nā mea hana aelike uila.
Ua kaulana ka papa kaapuni paʻi FR4 no nā kumu penei:
ʻO FR4 kahi mea kūʻai haʻahaʻa.
1, Loaʻa iā ia ka ikaika dielectric kiʻekiʻe, e kōkua ana i kāna hana insulation uila.
2, He kiʻekiʻe ka ikaika-a-kaumaha lākiō a he māmā ke kaumaha.
3, He moisture-proof a loaʻa kahi mahana pili.
4, Loaʻa i ka waiwai ka waiwai dissipation uila.
5, FR4 ʻaʻole e komo i ka wai, no laila kūpono ia no nā ʻano noi PCB Marine āpau.
6, he melemele nā mea i ka ʻōmaʻomaʻo māmā, kūpono no kēlā me kēia noi.ʻO kēia mau hiʻohiʻona a pau e kūpono i nā ʻano kaiapuni.
Pehea e hoʻonohonoho ʻia ai ʻo FR4 ma nā papa kaapuni paʻi maʻamau FR4?ʻO FR4 ke kumu no kekahi PCB.Hoʻopili ʻia ka mea me ka foil keleawe.E hoʻohana i ka wela a me ka hoʻopili e laminate.Hiki ke hoʻohana ʻia ke keleawe keleawe e laminate i nā mea mai kekahi a i ʻole nā ʻaoʻao ʻelua.