Kọmputa na akụrụngwa PCBA Board
Njirimara ngwaahịa
● -Ihe: Fr-4
● -Ngụgụ oyi akwa: 14 n'ígwé
● -PCB Ọkpụrụkpụ: 1.6mm
● -Nkeji. Chọpụta / Oghere Mpụ: 4/4mil
● -Nkeji. Oghere mkpọ: 0.25mm
● -Site na Usoro: Vias tente
● -Mmecha elu: ENIG
PCB Ọdịdị njirimara
1. Solderresistant ink (Solderresistant/SolderMask): Ọ bụghị ihe niile ọla kọpa na-ebupụta ga-eri akụkụ tin, otú ahụ na-abụghị tin-eri ebe a ga-ebi akwụkwọ na oyi akwa nke ihe (na-emekarị epoxy resin) na-ekewapụ ọla kọpa elu si eri tin ka. zere ndị na-abụghị soldering. Enwere obere sekit n'etiti ahịrị tinned. Dị ka usoro dị iche iche si dị, a na-ekewa ya na mmanụ na-acha akwụkwọ ndụ akwụkwọ ndụ, mmanụ uhie na mmanụ na-acha anụnụ anụnụ.
2. Dielectric oyi akwa (Dielectric): A na-eji ya na-ejigide ihe mkpuchi n'etiti ahịrị na n'ígwé, nke a na-akpọkarị substrate.
3. Ngwọta dị n'elu (SurtaceFinish): Ebe ọ bụ na elu ọla kọpa na-adị mfe oxidized na gburugburu ebe obibi, ọ pụghị ịbụ tinned (ogbenye solderability), ya mere a ga-echebe elu ọla kọpa nke a ga-agbanye. Ụzọ nchebe gụnyere HASL, ENIG, Silver Immersion, Immersion Tin, na organic solder preservative (OSP). Usoro ọ bụla nwere uru na ọghọm ya, nke a na-akpọkọta ọnụ dị ka ọgwụgwọ elu.
Ikike nka na ụzụ PCB
| N'ígwé | Mmepụta uka: 2 ~ 58 n'ígwé / Pilot na-agba ọsọ: 64 n'ígwé |
| Oke. Ọkpụrụkpụ | Mmepụta oke: 394mil (10mm) / Pilot ọsọ: 17.5mm |
| Ihe onwunwe | FR-4 (Standard FR4, Mid-Tg FR4, Hi-Tg FR4, Lead free nzukọ ihe) , Halogen-Free, seramiiki jupụtara, Teflon, Polyimide, BT, PPO, PPE, ngwakọ, Partial ngwakọ, wdg. |
| Min. Obosara/Oghere | oyi akwa dị n'ime: 3mil/3mil (HOZ), oyi akwa elu: 4mil/4mil(1OZ) |
| Oke. Ọkpụkpụ ọla kọpa | Akwụkwọ ikike UL: 6.0 OZ / Pilot na-agba: 12OZ |
| Min. Nha oghere | Nrụ ọrụ igwe: 8mil (0.2mm) Nkuku laser: 3mil (0.075mm) |
| Oke. Nha panel | 1150mm × 560mm |
| Akụkụ akụkụ | 18:1 |
| Emecha elu elu | HASL, Imikpu ọla edo, Tin imikpu, OSP, ENIG + OSP, ọla ọcha imi, ENEPIG, mkpịsị aka ọla edo |
| Usoro Pụrụ Iche | Oghere e liri, oghere kpuru ìsì, nguzogide agbakwunyere, ikike agbakwunyere, ngwakọ, akụkụ akụkụ, njupụta dị elu nke akụkụ, mkpọpu azụ, na njikwa nguzogide. |
Emebere bọọdụ PCBA anyị iji gboo ihe ndị a na-eto eto site n'inye ihe ngwọta dị elu nke na-ejikọta ọsọ, ọrụ, yana nchekwa ozi / mgbanwe nke ọma. Ma ị bụ onye na-eweta ọrụ mgbako igwe ojii, nnukwu onye nyocha data ma ọ bụ igwe mgbasa ozi mmekọrịta, bọọdụ PCBA anyị dị mma maka gị.
Ejiri ihe Fr-4 dị elu mee bọọdụ PCBA iji hụ na ịdịte aka na ntụkwasị obi. Ọ nwere 14 n'ígwé, na-enye ohere zuru ezu maka components na-enyere aka elu sekit mwekota. Site na ọkpụrụkpụ nke 1.6mm, ọ nwetala nguzozi zuru oke n'etiti kọmpat na arụ ọrụ.
Anyị na-aghọta mkpa nke ịgbakọ nkenke, nke mere anyị ji chepụta PCBA mbadamba na kacha nta trace/oghere mputa nke 4/4mil. Nke a na-eme ka nnyefe mgbaàmà dị nro ma belata ihe ize ndụ nke nnyonye anya. na kacha ala. Ogo mkpọpu 0.25mm na-eme ka ọ dabata ngwa ngwa, na-eme ka ọ dabara maka ọnọdụ mgbako dị iche iche.
Iji bulie arụmọrụ yana ichekwa bọọdụ ahụ, anyị na-arụ ọrụ tent site na usoro na-egbochi mmiri ọ bụla ma ọ bụ ihe mmetọ ịbanye na PCB. Nke a na-eme ka ntụkwasị obi dị ukwuu na ogologo ndụ maka sistemụ kọmputa gị.
Iji nye njikọ dị elu na nguzogide corrosion, bọọdụ PCBA anyị nwere mmecha ENIG nke nwere obere ọla edo karịa nickel. Nke a na-enyere njikọ siri ike ma na-eme ka arụmọrụ zuru ezu nke bọọdụ ahụ dịkwuo elu.
Kọmputa anyị na bọọdụ PCBA dị n'akụkụ bụ ihe ngwọta kachasị maka mkpa mgbakọ na mwepụ gị. Site na njiri mara elu ya na ogo adịchaghị mma, ọ na-ekwe nkwa arụmọrụ a pụrụ ịdabere na ya yana mgbanwe ozi ngwa ngwa. Nọgide na-aga n'ihu mgbanwe dijitalụ na bọọdụ PCBA nke ọgbara ọhụrụ anyị.
