site na mmepe nke teknụzụ eletrọnịkị, a na-eji bọọdụ sekit eme ihe n'ọtụtụ ebe, ihe fọrọ nke nta ka ọ bụrụ ngwaọrụ elektrọnik niile nwere bọọdụ sekit.Elu-ọgwụgwụ ụgbọ ala, ụgbọ elu, ọgwụ electronic, nkịtị smart home, nkwurịta okwu electronics, ezinụlọ ngwa, wdg pcb osisi dị ka onye na-ebu nke dị iche iche nke electronic components, na-egwu irè nke dị iche iche components, ndị na-esonụ NeoDen ịgwa gị banyere pcb osisi. nchekwa okpomọkụ na iru mmiri na otú e si echekwa.
PCB osisi nchekwa okpomọkụ na iru mmiri
PCB osisi mmepụta nzọụkwụ, na chọrọ ndị dị ọcha ime ụlọ ọrụ, otú mmepụta nke pcb na gburugburu ebe obibi na okpomọkụ na iru mmiri chọrọ bụ dịtụ siri.Okpomọkụ na iru mmiri adịghị mma, ọ ga-eduga na corrosion osisi pcb, belata ndụ nke sekit ma belata arụmọrụ nke osisi ahụ.Ya mere pcb osisi kwesịrị idobe na ebe nchekwa nke okpomọkụ: 22-27 degrees, iru mmiri: 50-60%.
PCB osisi ka esi echekwa na oge nchekwa
1. PCB mmepụta na nhazi, kwesịrị ịbụ oge mbụ iji agụụ nkwakọ, na agụụ nkwakọ akpa kwesịrị desiccant na uko nkwakọ, enweghị ike ịkpọtụrụ mmiri na ikuku, iji zere pcb sekit osisi elu ịgba tin na mpe mpe akwa bit bụ ọxịdashọn mmetụta. na ịgbado ọkụ na ngwaahịa àgwà.
2. PCB mbadamba kwesịrị ịhazi ma kpọọ aha, igbe ndị a kpuchiri ekpuchi kwesịrị ịdị na-ekewapụ mgbidi ahụ, ekwesịghị ikpughe na gburugburu ìhè anyanwụ, iji nọgide na-enwe ebe nchekwa ventilated na akọrọ nke nwere ebe nchekwa dị mma (okpomọkụ: 22-27 degrees, iru mmiri). : 50-60%).
3. Ogologo oge na-adịghị eji pcb circuit osisi, ndị kasị mma na oge nke elu ahịhịa atọ mgbochi-varnish, mmiri-àmà, uzuzu-àmà, mgbochi oxidation, otú pcb sekit osisi nchekwa ndụ nwere ike mụbaa 9 ọnwa.
4. Unpacked pcb kwachie okokụre ke mgbe niile okpomọkụ na iru mmiri gburugburu ebe nchekwa oge nke 15 ụbọchị, ọ bụghị ihe karịrị 3 ụbọchị na ụlọ okpomọkụ.
5. Unpacked pcb kwesịrị iji n'ime 3 ụbọchị, ọ bụghị na-eji elu mkpa re-eji static akpa agụụ anọkwasị.
6. SMT patch na DIP mgbe bọọdụ pcb ga-ebufe ma tinye ya na nkwado mgbochi static.
Oge nzipu: Nov-17-2022