Computer da Peripherals PCBA board
Siffar samfuran
● -Material: Fr-4
● -Layer Count: 14 yadudduka
● - PCB Kauri: 1.6mm
● -Min.Trace / Space Outer: 4/4mil
● -Min.Ramin Tsayi: 0.25mm
● -Ta hanyar Tsari: Tafarnuwa Vias
● - Ƙarshen Surface: ENIG
PCB tsarin halaye
1. Solderresistant tawada (Solderresistant/SolderMask): Ba duk saman jan karfe ne ya kamata ya ci sassan tin ba, don haka wurin da ba a ci ba za a buga shi da wani Layer na abu (yawanci resin epoxy) wanda ke ware saman jan karfe daga cin tin zuwa ga abin da ba a ci ba. kauce wa rashin saida.Akwai gajeriyar kewayawa tsakanin layin tinned.Dangane da matakai daban-daban, an raba shi zuwa koren mai, jan man fetur da mai shudi.
2. Dielectric Layer (Dielectric): Ana amfani dashi don kula da rufin tsakanin layi da yadudduka, wanda aka fi sani da substrate.
3. Maganin saman (SurtaceFinish): Tun da saman jan ƙarfe yana da sauƙi oxidized a cikin yanayin gabaɗaya, ba za a iya yin tinned (mara kyau solderability), don haka saman jan karfe da za a tinned za a kare.Hanyoyin kariyar sun haɗa da HASL, ENIG, Azurfa Immersion, Immersion Tin, da kuma kayan kayyade solder (OSP).Kowace hanya tana da nata abũbuwan amfãni da rashin amfani, tare da ake magana a kai a matsayin surface jiyya.
Ƙarfin Fasaha na PCB
| Yadudduka | Samar da taro: 2 ~ 58 yadudduka / Pilot gudu: 64 yadudduka |
| Max.Kauri | Samar da taro: 394mil (10mm) / Gudun Pilot: 17.5mm |
| Kayan abu | FR-4 (Standard FR4, Mid-Tg FR4, Hi-Tg FR4, Gubar free taro kayan) , Halogen-Free, Ceramic cika, Teflon, Polyimide, BT, PPO, PPE, Hybrid, Partial matasan, da dai sauransu |
| Min.Nisa/Tazara | Layer na ciki: 3mil/3mil (HOZ), Layer na waje: 4mil/4mil (1OZ) |
| Max.Kaurin Copper | UL takaddun shaida: 6.0 OZ / Gudun Pilot: 12OZ |
| Min.Girman Ramin | Sojin injiniya: 8mil (0.2mm) Laser rawar soja: 3mil (0.075mm) |
| Max.Girman panel | 1150mm × 560mm |
| Halayen Rabo | 18:1 |
| Ƙarshen Sama | HASL, Zinare na Immersion, Tin Immersion, OSP, ENIG + OSP, Azurfa Immersion, ENEPIG, Yatsa Zinare |
| Tsari na Musamman | Ramin da aka binne, Ramin Makafi, Juriya da aka haɗa, Ƙarfin Ƙarfafawa, Matasa, Ƙaƙwalwar ɓangarori, Ƙarƙashin ƙima mai yawa, hakowa baya, da sarrafa juriya |
