6 Layer ENIG Via-In-Pad PCB
Ubwino Wa Plug Hole
1. Pulagi dzenje angathe kuteteza PCB kudzera yoweyula soldering malata kuchokera kudzenje kudzera chigawo pamwamba chifukwa cha dera lalifupi;Izi zikutanthauza kuti, mkati mwa malo opangira ma wave soldering (nthawi zambiri zowotcherera ndi 5mm kapena kupitilira apo) palibe dzenje kapena dzenje lopangira mapulagi.
2. Bowo la pulagi limateteza kumayendedwe amfupi omwe amatha chifukwa cha zida zotalikirana kwambiri monga BGA.Ichi ndi chifukwa dzenje pansi BGA kusunga dzenje mu ndondomeko kapangidwe.Chifukwa palibe bowo la pulagi, iyi ndi nkhani yachidule.
3. Pewani zotsalira za flux mu dzenje la conduction;
4. Pambuyo kukwera pamwamba ndi chigawo msonkhano wa fakitale zamagetsi akamaliza, ndi PCB adzakhala vacuum odzipereka ndi kupsyinjika zoipa anapanga pa makina mayeso asanamalize:
5. Kupewa pamwamba solder phala mu dzenje chifukwa pafupifupi kuwotcherera, bwanji unsembe;Mfundoyi ikuwoneka bwino kwambiri muzitsulo zotayira kutentha zomwe zimakhala ndi mabowo.
6. Kupewa yoweyula soldering malata mikanda tumphuka, chifukwa dera lalifupi.
7. Bowo la pulagi lidzakhala lothandiza ku ndondomeko ya SMT.