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. Layin Haihuwa: 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. 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 yanayi na gaba ɗaya, 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 |
| Rabo Halaye | 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 |
