6 Layer ENIG Via-In-Pad PCB
Izinto eziluncedo zePlug Hole
1. Umngxuma weplagi unokuthintela i-PCB ngetoti ye-soldering yamaza ukusuka kumngxuma ukuya kumphezulu wecandelo obangelwa yisekethe emfutshane;Oko kukuthi, ngaphakathi kwendawo yokuyila i-wave soldering (ngokubanzi indawo ye-welding yi-5mm okanye ngaphezulu) akukho mngxuma okanye umngxuma wokwenza unyango lweplagi.
2. Umngxuma weplagi ukhusela kwiisekethe ezimfutshane ezinokubakho ezibangelwa zizixhobo ezisondeleleneyo ezifana neBGA.Esi sizathu somngxuma phantsi kweBGA ukugcina umngxuma kwinkqubo yoyilo.Ngenxa yokuba akukho mngxuma weplagi, le yimeko yesekethe emfutshane.
3. Gwema intsalela ye-flux kumngxuma wokuqhuba;
4. Emva kokuba ukunyuswa komphezulu kunye nokudityaniswa kwecandelo lomzi-mveliso we-elektroniki kugqityiwe, i-PCB iya kutsalwa ngevacuum kunye noxinzelelo olubi lwenziwe kumatshini wovavanyo phambi kokugqitywa:
5. Ukuthintela intlama solder umphezulu emngxunyeni obangelwa welding virtual, kuchaphazela ufakelo;Le ngongoma ibonakala kakhulu kwi-pad yokuchitha ubushushu enemingxuma.
6. Ukuthintela amaso e-tin soldering amaza pop up, okukhokelela kwisekethe emfutshane.
7. Umngxuma weplagi uya kuba luncedo kwinkqubo ye-SMT.