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Ulwazi olubalulekileyo lwePCB: yintoni ibhodi ethambileyo ye-FPC kunye nebhodi ethambileyo neqinileyo

Ndiyakholelwa ukuba abantu abasebenza kushishino lwe-elektroniki basaqhelene kakhulu neebhodi zeesekethe.Nokuba ubandakanyeka kwisoftware okanye kwihardware, awukwazi ukwenza ngaphandle kweebhodi zesekethe, kodwa uninzi lwabantu lunokunxibelelana neebhodi zesekethe eziqhelekileyo.Ndikhe ndabona okanye andizange ndeva ngebhodi ethambileyo ye-FPC kunye nebhodi edibeneyo ethambileyo.Makhe ndikwazise ukuba yintoni ibhodi ethambileyo ye-FPC kunye nebhodi edibeneyo ethambileyo.Uthini umahluko phakathi kwabo kunye neebhodi zeesekethe eziqhelekileyo?Yintoni ekufuneka ihlawulwe ingqalelo xa uyila PCB Ulindele ntoni?

Ibhodi ethambileyo ye-FPC kunye nebhodi edibeneyo ethambileyo-eqinile nayo iyinxalenye yeebhodi zesekethe, ezisetyenziswa kuphela kwiimeko ezizodwa.Phambi kokwazisa ibhodi ethambileyo yeFPC kunye nebhodi edibeneyo ethambileyo, masiqale siqonde ukuba yintoni ibhodi yesekethe?

Iibhodi zesekethe zinokwahlulwa zibe: iibhodi zesekethe yeceramic, i-alumina ceramic iibhodi zesekethe, i-aluminiyam i-nitride iibhodi zesekethe ye-ceramic, iibhodi zesekethe, iibhodi ze-PCB, i-aluminium substrates, iibhodi eziphezulu-frequency, iibhodi zobhedu ezishinyeneyo, iibhodi ze-impedance, ii-PCB, iibhodi zesekethe ze-ultra-thin. , iibhodi zeesekethe ze-ultra-thin, eziprintiweyo (iteknoloji ye-copper etching) iibhodi zeesekethe, njl., Zinokufumaneka nakwesiphi na isixhobo sombane, kwaye zidlala indima ekulungiseni nasekudibaniseni izixhobo zombane kwisekethe.

Ibhodi yefrikhwensi ephezulu

Amandla aphezulu e-LED aluminiyam substrate

ipleyiti yobhedu engqindilili

Okulandelayo, masiqale sazise ukuba yintoni ibhodi ethambileyo ye-FPC.

Ibhodi yesekethe ye-FPC, ekwabizwa ngokuba yibhodi yesekethe eguquguqukayo, yibhodi yesekethe ethembeke kakhulu kwaye ebhetyebhetye eprintiweyo eyenziwe ngefilimu yepolyimide okanye ipolyester njengesiseko semathiriyeli.Ineempawu zokuxinana kwe-wiring ephezulu, ubunzima obulula, ubukhulu obuncinci kunye nokugoba okulungileyo, kwaye isetyenziselwa ukudibanisa nezinye iibhodi zeesekethe.Ibhodi ethambileyo ye-FPC inokugcina indawo yangaphakathi yeemveliso ze-elektroniki ukuya kumlinganiselo othile, ukwenza indibano kunye nokulungiswa kweemveliso zibe bhetyebhetye.Ngokomzekelo, i-LCD / OLED kunye ne-AMOLED iipaneli zokubonisa isikrini kwii-smartphones zixhunyiwe ngeebhodi ezithambileyo ze-FPC, ezisetyenziswa ngokubanzi kwiikhompyutheni zekhompyutheni, iikhamera zedijithali, kunye nezonyango, iimoto, i-aerospace kunye nezinye iindawo.

Ibhodi ethambileyo yekhoyili enemigangatho emibiniIbhodi ye-impedance enemigangatho emine

Emva kokuba siqonde ngokucacileyo ibhodi ethambileyo, kulula ukuyiqonda ibhodi ethambileyo kunye nenzima.Njengoko igama lisitsho, ibhodi ethambileyo nenzima ibhekisa kwibhodi yesekethe eguquguqukayo kunye nebhodi yesekethe eqinileyo.Emva koxinzelelo kunye nezinye iinkqubo, zidityaniswa ngokweemfuno zenkqubo efanelekileyo., ukwenza ibhodi yesekethe eneempawu zeFPC kunye neempawu zePCB.

Ibhodi engqongqo-flex ineempawu zombini FPC kunye PCB.Ngoko ke, inokusetyenziswa kwezinye iimveliso ezineemfuno ezizodwa.Inommandla othile oguquguqukayo kunye nommandla othile oqinileyo, ogcina indawo yangaphakathi yemveliso kunye nokunciphisa Umthamo wemveliso egqityiweyo uluncedo olukhulu ekuphuculeni ukusebenza kwemveliso, kodwa ukuveliswa kwe-rigid-flex. ibhodi inzima kwaye izinga lesivuno liphantsi, ngoko ke ixabiso layo liyabiza kwaye umjikelo wemveliso ude.

Idibaniso ethambileyo nenzima yokufunyanwa komfanekiso wedijithali kunye nebhodi yokucubungulaI-4-layer FPC + FR4 ethambileyo kwaye enzima indibaniselwano yebhodi yesekethe yePCB

Emva kokuba siqonde ukuba yintoni ibhodi ethambileyo ye-FPC kunye nebhodi ethambileyo neqinileyo, yintoni ekufuneka sinikele ingqalelo kuyo kuyilo lokwenyani?

Izinto ekufuneka uzigcine engqondweni xa ubeka:

1. Isixhobo kufuneka sibekwe kwindawo enzima, kwaye indawo eguquguqukayo isetyenziselwa ukudibanisa kuphela, enokuphucula ubomi bebhodi kunye nokuqinisekisa ukuthembeka kwebhodi.Ukuba isixhobo sibekwe kwindawo eguquguqukayo, kulula ukubangela ukuba i-pad iqhume okanye iimpawu ziwe.

2. Xa isixhobo sibekwe kwindawo enzima, kufuneka kubekho ubuncinane umgama we-1mm ukusuka kwindawo ethambileyo nenzima.

Xa ufaka ii-wiring, kufuneka uqaphele:

1. Imizobo ekwindawo ethambileyo kufuneka ibe yi-10mil ubuncinci ukusuka kumda webhodi, akukho mingxunya inokugrunjwa, kwaye umgama ophakathi komngxuma odlulayo kunye nendibaniselwano phakathi kwe-soft and hard yi-2mm ubuncinane.

2. Imigca kwindawo yebhodi eguquguqukayo kufuneka ihambe kakuhle, kwaye iikona kufuneka zidibaniswe ngee-arcs zetyhula.Kwangaxeshanye, imigca ethe tye kunye nee-arcs kufuneka zime nkqo, kwaye iipads kufuneka ziphathwe ngee-teardrops ukuphepha ukukrazula.

3. Emaphethelweni ommandla we-flexure, i-foil yobhedu kufuneka isetyenziswe ukuqinisa uxhulumaniso kwi-bend yokudibanisa.

4. Ukuze ufezekise ukuguquguquka okungcono, indawo yokugoba kufuneka igweme utshintsho kububanzi bomkhondo kunye nokuxinana okungalinganiyo.

5. I-wiring esezantsi kwetafile kufuneka igxininiswe kangangoko kunokwenzeka ukuphepha ukuwela imigca esezantsi kwetafile.

 


Ixesha lokuposa: Feb-16-2023