Amakuru
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Kumurika
Kumenyekanisha bivuze ko mugihe cyo kurasa k'umucyo ultraviolet, fotoinitiator ikuramo ingufu z'umucyo ikangirika muri radicals yubuntu, hanyuma radicals yubuntu noneho igatangiza monomer ya Photopolymerisation kugirango ikore polymerisation hamwe no guhuza ibitekerezo. Kumurika muri rusange ni carri ...Soma byinshi -
Ni irihe sano riri hagati yo gukoresha PCB, binyuze mu mwobo n'ubushobozi bwo gutwara?
Guhuza amashanyarazi hagati yibigize kuri PCBA bigerwaho hifashishijwe insinga z'umuringa no kunyura kuri buri cyerekezo. Guhuza amashanyarazi hagati yibigize kuri PCBA bigerwaho hifashishijwe insinga z'umuringa no kunyura kuri buri cyerekezo. Kubera ibicuruzwa bitandukanye ...Soma byinshi -
Imikorere yo kumenyekanisha buri cyiciro cyibice byinshi byumuzunguruko wa PCB
Ikibaho cyumuzunguruko cyinshi kirimo ubwoko bwinshi bwimirimo ikora, nka: urwego rwo gukingira, icyerekezo cya silike, icyapa cyerekana ibimenyetso, imbere imbere, nibindi. Ni bangahe uzi kuriyi nzego? Imikorere ya buri cyiciro iratandukanye, reka reka turebe imikorere ya buri rwego h ...Soma byinshi -
Intangiriro nibyiza nibibi byubuyobozi bwa ceramic PCB
1. Kuki ukoresha ikibaho cyumuzunguruko ceramic Ubusanzwe PCB ikozwe mumuringa wumuringa no guhuza substrate, kandi ibikoresho bya substrate ahanini ni fibre yibirahure (FR-4), resin fenolike (FR-3) nibindi bikoresho, ibifatika mubisanzwe ni fenolike, epoxy , nibindi Muburyo bwo gutunganya PCB kubera ubushyuhe bwumuriro ...Soma byinshi -
Infrared + umuyaga ushyushye ugurisha
Mu myaka ya za 90 rwagati, habayeho kwimukira mu bushyuhe bwo mu kirere bushyushye mu kugurisha ibicuruzwa mu Buyapani. Ashyushye nimirasire ya 30% yumucyo numwuka ushushe 70% nkutwara ubushyuhe. Ifuru yubushyuhe bwo gushyushya ifuru ihuza neza ibyiza byo kugaruka kwa infragre hamwe na convection ku gahato umwuka ushushe r ...Soma byinshi -
PCBA itunganya iki?
Gutunganya PCBA nibicuruzwa byarangiye PCB yambaye ubusa nyuma ya SMT patch, DIP plug-in na PCBA ikizamini, kugenzura ubuziranenge no guteranya, byitwa PCBA. Ishyaka rishinzwe gutanga umushinga wo gutunganya uruganda rwumwuga rwa PCBA rutunganya, hanyuma rugategereza prod yarangiye ...Soma byinshi -
Kurya
Uburyo bwa PCB bwibibaho, bukoresha uburyo bwa chimique gakondo bwo kwangiza ahantu hadakingiwe. Ubwoko nko gucukura umwobo, uburyo bufatika ariko budakora neza. Muburyo bwo guswera, igabanijwemo kandi inzira nziza ya firime hamwe na firime mbi. Inzira nziza ya firime ...Soma byinshi -
Icapa ryumuzunguruko wacapwe Raporo yisoko ryisi 2022
Abakinnyi bakomeye mumasoko yumuzunguruko wacapwe ni TTM Technologies, Nippon Mektron Ltd, Samsung Electro-Mechanics, Unimicron Technology Corporation, Imiyoboro Yambere, Isosiyete ikora ikoranabuhanga rya Tripod, DAEDUCK ELECTRONICS Co.Ltd., Flex Ltd, Eltek Ltd, na Sumitomo Electric Industries. . Isi ...Soma byinshi -
1. DIP pack
Porogaramu ya DIP (Dual In-line Package), izwi kandi nka tekinoroji yo gupakira ibintu bibiri, yerekeza kumashanyarazi yumuzingi apakirwa muburyo bubiri. Umubare muri rusange ntushobora kurenga 100. DIP ipakiye chip ya CPU ifite imirongo ibiri yipine igomba kwinjizwa muri chip sock hamwe na ...Soma byinshi -
Itandukaniro hagati ya FR-4 Ibikoresho na Rogers Ibikoresho
1. Ibikoresho bya FR-4 bihendutse kuruta ibikoresho bya Rogers 2. Ibikoresho bya Rogers bifite inshuro nyinshi ugereranije nibikoresho bya FR-4. 3. Impamvu ya Df cyangwa ikwirakwizwa ryibikoresho bya FR-4 irarenze iy'ibikoresho bya Rogers, kandi gutakaza ibimenyetso ni byinshi. 4. Kubireba impedance itajegajega, Dk agaciro kangana ...Soma byinshi -
Kuki ukeneye gupfukirana zahabu kuri PCB?
1 igihe gito, ikoranabuhanga ryibidukikije, gusudira neza, byoroshye… HASL: mubisanzwe ni m ...Soma byinshi -
Antioxydants kama (OSP)
Ibihe byakurikizwa: Biteganijwe ko hafi 25% -30% ya PCBs ikoresha inzira ya OSP, kandi igipimo cyarazamutse (birashoboka ko inzira ya OSP ubu yarenze amabati ya spray hanyuma ikaza kumwanya wa mbere). Gahunda ya OSP irashobora gukoreshwa kuri PCBs yubuhanga buke cyangwa PCBs yubuhanga buhanitse, nka single-si ...Soma byinshi
