1. 0.5mm pitch QFP pad kureba kwakanyanyisa, zvichiita kuti iite pfupi.
2. PLCC socket pads ipfupi, zvichiita kuti manyepo soldering.
3. IC's pad kureba kwakarebesa uye kuwanda kwe solder paste yakakura zvichikonzera pfupi pfupi pakuyerera.
4. Mapapiro emapapiro ane mapapiro akareba akareba kuti akanganisa chitsitsinho solder kuzadza uye kunyorova chitsitsinho.
5. Kureba kwepadhi yezvikamu zvechiputi zvakapfupika, zvichiita kuti kushanduka, kuvhurika kwedunhu, hakugone kutengeswa uye mamwe matambudziko ekutengesa.
6. Kureba kwepadhi ye-chip-type components yakareba kwazvo, zvichiita kuti pamire monument, mhepo yakazaruka, majoini ekutengesa mashoma tini uye mamwe matambudziko ekutengesa.
7. Padhi yakafara zvakanyanya zvichikonzera kubviswa kwechikamu, solder isina chinhu uye tin isina kukwana padhi uye zvimwe zvinokanganisa.
8. Padhi hupamhi hwakanyanya kupamhama, chikamu pasuru saizi uye pad kusawirirana.
9. Iyo padhi yakafara yakamanikana, inokanganisa saizi yeakanyungudutswa solder padivi pechikamu chekupedzisira uye simbi inonyorovesa yakapararira paPCB pad musanganiswa, inokanganisa chimiro chejoint solder, kuderedza kuvimbika kweiyo solder joint.
10. Pedhi yakabatana zvakananga kune imwe nzvimbo yakakura yemhangura yemhangura, zvichiita kuti pamire chiyeuchidzo, solder yenhema nezvimwe zvikanganiso.
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12. Iyo pad pitch yakakura zvakanyanya zvichikonzera kusakwanisa kuumba solder joint.
Nguva yekutumira: Zvita-16-2021