Nidaamka bireega gaariga ee ku saabsan Guddiga Wareegga Baabuurta
4-lakabyo, dhumucdiisuna waxay ahayd 1.6mm
Daloolka min 0.4mm, Sare TG
Dahab la galiyay oo leh impedance
Naxaasta aasaasiga ah 2OZ
2-lakabyo, dhumucdiisuna waxay ahayd 1.6mm
Min god cabbirka 0.4mm
Immersion Gold
Naxaasta aasaasiga ah 2OZ
2-lakabyo, dhumucdiisuna waxay ahayd 1.6mm
Daloolka min 0.8mm
LF HASL
Naxaasta aasaasiga ah 1OZ
2-lakabyo, dhumucdiisuna waxay ahayd 1.6mm
Min god cabbirka 0.4mm
Immersion Tin
Naxaasta aasaasiga ah 1OZ
2-lakabyo, dhumucdiisuna waxay ahayd 1.6mm
Min god cabbirka 0.3mm
Immersion Gold
Naxaasta aasaasiga ah 1OZ
Kartida Farsamada ee FR-4 PCB
Shayga | Awoodda caadiga ah | Xaddid awoodda | Shayga | Awoodda caadiga ah | Xaddid awoodda |
Lakabka No. | 2-16 | ≤20 | Max.dhumucda naxaasta (lakabka gudaha) | 4OZ | 5OZ |
dhumucda looxa xudunta | 0.075-2.0mm | 0.05-3.0mm | Max.dhumucda naxaasta (lakabka dibadda) | 4OZ | 6OZ |
min.PTH ilaa naxaas | 165.1um | 152.4um | Min.meel bannaan oo u dhaxaysa suufka SMD ee buundada S/M | 203.2um | 177.8um |
Dhumucda looxa (laba dhinac) | 0.3-3.2mm | 0.3-4mm | Ballaca/dhererka halyeeyga ugu yar | 127um/762um | 101.6um /609.6um |
Dhumucda looxa (Lakab badan) | 0.6-3.2mm | 0.6-4mm | Dulqaadka cabbiraadda | ± 101.6um | ± 76.2um |
U dulqaadka dhumucda looxa (T≤0.8mm) | 0.1mm | 0.075mm | Qaanso & leexin (T≤1mm) | ≤0.75% | ≤0.5% |
Dulqaadka dhumucda looxa (T = 0.8mm) | ± 10% | ± 5% | Qaanso & leexin (T≤1mm) | ≤0.5% | ≤0.3% |
Min.ballaca xariiqda | 76.2um | 63.5um | Saxnimada dalool ilaa dalool | ±0.05mm | / |
Meesha khadka ugu yar | 68.58um | 63.5um | Kala duwanaanshaha xakamaynta impedance | ± 10% | ± 8% |
Dhexroor daloolka ugu yar | 0.2mm | 0.15mm | Saamiga dhinaca (0.2mm) | 10:1 | 12:1 |
Dulqaadka dhexroorka godka ku habboon saxaafadda | 0.05mm | 0.05mm | Baaxadda alaabta dhammaatay | 55-600mm | 10-620mm |
habka sifada | CNC, V-CUT, Feer ama caaryada | ||||
Daaweynta dusha sare | EING, OSP, Immersion Silver, OSP+ENIG Xulashada | ||||
Nooca Laminate | FR-4.0, FR-4.1 (TG caadiga ah, TG dhexe, TG sare), CEM-3, |
Bandhiga Warshada
Horudhaca agabka FR4
FR gudaha FR4 waxay u taagan tahay dab-demiska, nambarka 4-na wuxuu ka soocaa walxaha iyo walxaha kale ee fasalkan. FR4 waa fiber galaas ah oo la xoojiyay epoxy laminate oo u eg xaashi khafiif ah oo tolan.Erayga FR4 waxa kale oo uu ka dhigan yahay darajada loo isticmaalo samaynta laminates-kan.Qaab dhismeedka fiberglass-ku wuxuu bixiyaa xasilloonida qaabdhismeedka maaddada.Fiberka dhalada waxa lagu daboolay epoxy ololka celinaya.Tani waxay siinaysaa adkeysiga maaddada iyo sifooyinka farsamada ee xooggan.Dhammaan sifooyinkan ayaa ka dhigaya guddiga wareegga daabacan ee FR4 mid aad caan uga ah soosaarayaasha qandaraasyada elektiroonigga ah.