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I-Single-Layer vs. Multilayer PCBs - Ahluke kanjani?

I-PCB Yesendlalelo Esilodwa Vs I-Multi Layer PCB – Izinzuzo, Ububi, Inqubo Yokuklama kanye Nokukhiqiza.

Ngaphambiliukuklama ibhodi lesifunda eliphrintiwe, kufanele unqume ukuthi usebenzise isendlalelo esisodwa noma i-PCB enezingqimba eziningi.Zombili izinhlobo zokuklama zisetshenziswa kumishini eminingi yansuku zonke.Uhlobo lwephrojekthi oyisebenzisela ibhodi izonquma ukuthi iyiphi ekulungele wena.Amabhodi anezingqimba eziningi avame kakhulu kumadivayisi ayinkimbinkimbi, kuyilapho amabhodi anesendlalelo esisodwa angasetshenziswa kumadivayisi alula.Lesi sihloko sizokusiza ukuthi uqonde umehluko futhi ukhethe uhlobo olufanele lwephrojekthi yakho.

Ngokusekelwe kumagama alawa ma-PCB, ungaqagela ukuthi uyini umehluko.Ibhodi elinesendlalelo esisodwa linesendlalelo esisodwa sesisekelo (esaziwa nangokuthi i-substrate), kuyilapho amabhodi anezendlalelo eziningi aqukethe izendlalelo eziningi.Lapho uwahlolisisa eduze, uzobona umehluko omkhulu endleleni la mabhodi akhiwa futhi asebenza ngayo.

Uma uthanda ukufunda okwengeziwe ngalezi zinhlobo ezimbili ze-PCB, qhubeka nokufunda!

I-Single-Layer vs. Multilayer PCBs - Ahluke kanjani (1)

Iyini i-Single Layer PCB?

Amabhodi anohlangothi olulodwa aziwa nangokuthi amabhodi anohlangothi olulodwa.Zinezingxenye ohlangothini olulodwa kanye nephethini yomqhubi ngakolunye.Lawa mabhodi anongqimba olulodwa lwezinto eziqhutshwayo (ngokuvamile ithusi).Ibhodi elinesendlalelo esisodwa liqukethe i-substrate, izendlalelo zensimbi eziqhutshwayo, isendlalelo se-solder esivikelayo, nesikrini sikasilika.Amabhodi anongqimba olulodwa atholakala kumishini eminingi kagesi elula.

I-Single-Layer vs. Multilayer PCBs - Ahluke kanjani (2)

Izinzuzo ze-PCB Yesendlalelo Esilodwa

1. Okungabizi

Sekukonke, i-PCB yongqimba olulodwa ibiza kancane ngenxa yokwakheka kwayo okulula.Lokho kungenxa yokuthi ingathuthukiswa ngendlela eyonga isikhathi ngaphandle kokuthembela enanini elikhuluPCB impahla.Ngaphezu kwalokho, akudingi ulwazi oluningi.

2. Kwenziwe Ngokushesha

Ngomklamo olula kangaka nokuncika kwensiza ephansi, ama-PCB anesendlalelo esisodwa angakhiqizwa ngokushesha!Kunjalo, lokho kuyinzuzo enkulu, ikakhulukazi uma udinga PCB ngokushesha ngangokunokwenzeka.

3. Kulula Ukukhiqiza

I-PCB yongqimba olulodwa edumile ingaklanywa ngaphandle kwezinkinga zobuchwepheshe.Lokho kungenxa yokuthi inikeza inqubo yokuklama elula ukuze abakhiqizi nabachwepheshe bakwazi ukukhiqiza ngaphandle kwezinkinga.

4. Unga-oda nge-Bulk

Ngenxa yenqubo yabo yokuthuthukisa elula, ungakwazi uku-oda inala yalezi zinhlobo ze-PCB ngesikhathi esisodwa.Ungalindela nokubona ukwehla kwezindleko zebhodi ngalinye uma u-oda ngobuningi.

Ukubi kwe-PCB Yesendlalelo Esilodwa

1. Isivinini Esinomkhawulo kanye Nomthamo

Lawa mabhodi wesifunda anikeza izinketho ezincane zokuxhuma.Lokho kusho ukuthi amandla nesivinini esiphelele kuzoncipha.Ukwengeza, amandla okusebenza ayancipha ngenxa yokwakheka kwawo.Isekhethi ingase ingasebenzi ezinhlelweni zamandla aphezulu.

2. Ayinikezi isikhala esiningi

Amadivayisi ayinkimbinkimbi ngeke azuze ebhodini lesifunda elinesendlalelo esisodwa.Lokho kungenxa yokuthi inikeza isikhala esincane kakhulu sokwengezaIzingxenye ze-SMDkanye nezixhumanisi.Izintambo ezihlanganayo zizodala ukuthi ibhodi lisebenze ngendlela engafanele.Umkhuba ongcono kakhulu uhilela ukuqinisekisa ukuthi ibhodi lesifunda linikeza isikhala esanele sayo yonke into.

3. Enkulu futhi Esindayo

Uzodinga ukwenza ibhodi libe likhulu ukuze unikeze amakhono engeziwe ngezinjongo zokusebenza ezihlukahlukene.Nokho, ukwenza lokhu kuzokwandisa nesisindo somkhiqizo.

Ukusetshenziswa kwe-Single Layer PCB

Ngenxa yezindleko zabo eziphansi zokukhiqiza, amabhodi anohlangothi olulodwa adumile ezintweni eziningi zasendlini kanyeumthengi electronics.Lezi zidumile kumadivayisi akwazi ukugcina idatha encane.Ezinye izibonelo zihlanganisa:

● Abenzi bekhofi

● Izibani ze-LED

● Izibali

● Amaphrinta

● Imisakazo

● Izinsiza Zamandla

● Izinhlobo zezinzwa ezishintshayo

● I-Solid State Drives (SSD)

Iyini i-Multilayer Layer PCB?

Ama-PCB anezendlalelo eziningi aqukethe amabhodi anezinhlangothi ezimbili ezistakwe phezulu kwelinye.Zingaba namabhodi amaningi njengoba kudingeka, kodwa elide kunawo wonke elenziwe laliwugqinsi lwezendlalelo ezingu-129.Ngokuvamile banezendlalelo eziphakathi kuka-4 no-12.Kodwa-ke, amanani angajwayelekile angaholela ezinkingeni ezifana ne-warping noma ukusonteka ngemva kokuhlanganisa.

Izendlalelo ze-substrate yebhodi enezingqimba eziningi zinensimbi eqhubayo ohlangothini ngalunye.Ibhodi ngalinye lihlanganiswa kusetshenziswa i-adhesive ekhethekile kanye ne-insulating material.Amabhodi anezingqimba eziningi anamaski e-solder emaphethelweni.

I-Single-Layer vs. Multilayer PCBs - Ahluke kanjani (3)

Izinzuzo ze-Multilayer Layer PCB

1. Amaphrojekthi Ayinkimbinkimbi

Amadivayisi ayinkimbinkimbi ancike ezingxenyeni ezengeziwe namasekhethi ngokuvamile adinga i-PCB enezingqimba eziningi.Ungakwazi ukunweba ibhodi ngokuhlanganisa ungqimba okwengeziwe.Lokhu kuyenza ifanelekele amasekhethi engeziwe afaka ukuxhumana okwengeziwe, okungeke kungene ebhodini elijwayelekile.

2. Ihlala isikhathi eside

Izendlalelo ezengeziwe zandisa ukushuba kwebhodi, okulenza liqine.Lokhu kuzobe sekuqinisekisa ukuphila isikhathi eside futhi kuyivumele ukuba isinde ezenzakalweni ezingalindelekile, kuhlanganise namaconsi.

3. Ukuxhumana

Izingxenye ezimbalwa ngokuvamile zizodinga indawo yokuxhumana engaphezu kweyodwa.Kulokhu, i-PCB enezingqimba eziningi idinga kuphela indawo yokuxhumana yomuntu ngamunye.Sekukonke, le nzuzo inikela ekwakhiweni okulula kwedivayisi nezici ezingasindi.

4. Amandla Angeziwe

Ukwengeza ukuminyana okwengeziwe ku-PCB enezendlalelo eziningi kuyenza isebenziseke kumadivayisi asebenzisa amandla amakhulu.Ngokuvamile, lokhu kusho ukuthi ingasebenza ngokushesha nangempumelelo.Umthamo owengeziwe uyenza ifaneleke kumadivayisi anamandla.

Ukubi kwe-Multilayer Layer PCB

1. Kubiza Kakhulu

Ungalindela ukukhokha ngaphezulu ngebhodi lesifunda elinezendlalelo eziningi njengoba lidinga izinto zokwakha ezengeziwe, ubuchwepheshe, nesikhathi sokuthuthuka.Ngalesi sizathu, kufanele uqinisekise ukuthi ukusebenzisa ingxenye enezendlalelo eziningi kunenzuzo enkulu kunentengo.

2. Isikhathi Eside Sokuhola

Amabhodi anezendlalelo eziningi azothatha isikhathi eside ukuthi athuthuke.Lokhu kungenxa yezingxenye ezibalulekile ezidinga ukukhiya ukuze ungqimba ngalunye luzokwenza ibhodi ngalinye.Ngayinye yalezi zinqubo inikela esikhathini sonke sokuqeda.

3. Ukulungisa kungaba Complex

Uma i-PCB enezendlalelo eziningi ihlangabezana nezinkinga, kungaba nzima ukuyilungisa.Ezinye izendlalelo zangaphakathi zingase zingabukwa ngaphandle, okwenza kube nzima ukukhomba ukuthi yini edala umonakalo wengxenye noma webhodi eliphathekayo.Ngaphezu kwalokho, uzodinga ukucabangela inani lezingxenye ezihlanganisiwe ebhodini ngoba kwenza ukulungisa kube nzima ukuqeda.

Umehluko: I-PCB Yesendlalelo Esilodwa Vs I-Multi Layer PCB

1. Inqubo Yokukhiqiza

I-PCB yesendlalelo esisodwa ingena inqubo ende yokukhiqiza.Ngokuvamile, kuhilela ukusebenzisa eziningiCNC imishiniizinqubo zokudala ibhodi.Yonke inqubo ibandakanya ukusika-ukubhoboza-ihluzo ukubeka-etching-solder imaski nokuphrinta.

Ngemuva kwalokho, idlula ekuphathweni okungaphezulu ngaphambi kokuhlolwa, ukuhlolwa, nokupakishwa ukuze kuthunyelwe.

Ngaleso sikhathi, ama-PCB anezingqimba eziningi adalwa ngenqubo ekhethekile.Kuhilela ukumboza izendlalelo ze-prepreg nezesisekelo ndawonye ngokusebenzisa ingcindezi ephezulu kanye nezinga lokushisa.Lokhu kuqinisekisa ukuthi umoya ngeke ubambeke phakathi kwesendlalelo ngasinye.Futhi, kusho ukuthi i-resin izomboza ama-conductor kanye ne-adhesive evikela isendlalelo ngasinye ndawonye iyancibilika futhi ilapheke ngendlela efanele.

2. Indaba

Ama-PCB anongqimba olulodwa kanye ne-multi-layer akhiqizwa kusetshenziswa insimbi, i-FR-4, i-CEM, i-Teflon, nezinto ze-polyimide.Ngisho nalapho, ithusi liyisinqumo esivame kakhulu.

3. Izindleko

Sekukonke, i-PCB yongqimba olulodwa ibiza kancane kune-PCB enezingqimba eziningi.Lokhu kungenxa yezinto ezisetshenziswayo, isikhathi sokukhiqiza, kanye nobuchule.Ezinye izici zingathinta intengo, okuhlanganisa usayizi, i-lamination, isikhathi sokuhola, njll.

4. Isicelo

Ngokuvamile, ama-PCB anongqimba olulodwa asetshenziselwa amadivayisi alula, kuyilapho ama-PCB anezingqimba eziningi esebenza kakhulu kubuchwepheshe obuthuthukisiwe, njengama-smartphone.

Ukunquma ukuthi udinga ama-PCB anesendlalelo esisodwa noma ezendlalelo eziningi

Kungasiza uma unquma ukuthi amabhodi esekethe ephrintiwe anesendlalelo esiningi noma onesendlalelo esisodwa ayadingeka kuphrojekthi yakho.Bese, cabanga ukuthi yiluphi uhlobo lwephrojekthi onalo nokuthi yikuphi okulingana kahle kakhulu.Lena imibuzo emihlanu okufanele uzibuze yona:

1. Iliphi izinga lokusebenza engizolidinga?Ungase udinge izendlalelo ezengeziwe uma ziyinkimbinkimbi kakhulu.

2. Ungakanani usayizi webhodi omkhulu?Amabhodi anezendlalelo eziningi avumela ukusebenza okwengeziwe endaweni encane.

3. Ingabe uyakwazisa ukuqina?I-Multi-layer iyindlela engcono kakhulu uma ukuqina kubaluleke kakhulu.

4. Kufanele ngisebenzise malini?Amabhodi anongqimba olulodwa angcono kakhulu kumabhajethi angaphansi kuka-$500.

5. Iyini isikhathi sokuhola sama-PCB?Isikhathi sokuhola sebhodi lesifunda eliphrintiwe elinesendlalelo esisodwa sifushane kunaleso samabhodi anezingqimba eziningi.

Eminye imibuzo yobuchwepheshe, efana nemvamisa yokusebenza, ukuminyana, nezendlalelo zesignali, izodinga ukubhekwa.Le mibuzo izonquma ukuthi udinga ibhodi elinezendlalelo eyodwa, ezintathu, ezine, noma ngaphezulu.


Isikhathi sokuthumela: Feb-14-2023