PCB yobhedu olunzima
I-PCB yobhedu eshinyeneyo ibhekisa kwibhodi yesekethe eprintiweyo (PCB) enobunzima befoyile yobhedu bufikelela kumgangatho othile. Ngokubanzi, xa ubukhulu bobhedu obugqityiweyo ≥2oz, bunokuchazwa njenge-PCB yobhedu eshinyeneyo.
IiPCB zobhedu ezishinyeneyo zinokwanda okubonakalayo kobunzima befoyile yobhedu xa kuthelekiswa neePCB eziqhelekileyo. Ifoyile yobhedu ubukhulu PCB eqhelekileyo idla ngokuba phakathi amashumi ukuya kumakhulu microns, ezifana 18μm, 35μm, etc. Ifoyile yobhedu ubukhulu PCB yobhedu ashinyeneyo kakhulu, kunye 3oz, 4oz okanye ngaphezulu eqhelekileyo.
Oku kwanda kobunzima kwenza iiPCB zobhedu ezishinyeneyo zenze ngendlela eyahlukileyo kuneePCB eziqhelekileyo. Okokuqala, iiPCB zobhedu ezishinyeneyo ziqhuba ngakumbi kwaye zinokuthwala imisinga emikhulu, zizenza zilungele izixhobo zombane ezinamandla aphezulu. Okwesibini, ukusebenza kokutshabalalisa ubushushu kwePCB yobhedu engqindilili nako kungcono, okunokuthi kutshatyalaliswe ngokufanelekileyo ubushushu obuveliswe ngexesha lomsebenzi kunye nokuqinisekisa ukusebenza okuzinzileyo kwezixhobo zombane.
Ngokwenkqubo yokuvelisa, i-PCB yobhedu engqindilili nayo intsonkothe ngakumbi kwaye ifuna ukucutshungulwa okukhethekileyo, okufana ne-etching, i-electroplating, njl., Ukuqinisekisa ukufana kunye neepropati zokuqhuba umaleko wobhedu. Kwangaxeshanye, ngenxa yomaleko wobhedu ongqindilili, iiPCB zobhedu ezishinyeneyo nazo kufuneka zilumke ukunqanda ukonakala ngexesha lokucubungula nokugcina umcaba kunye nokuzinza kwePCB.
I-PCB yobhedu eshinyeneyo inomsebenzi ogqwesileyo wokuphelisa ubushushu, nto leyo ebangelwa ikakhulu kumaleko wayo obhedu. I-Copper ngokwayo ine-conductivity efanelekileyo ye-thermal. Umaleko wobhedu ongqindilili unokufunxa ngokukhawuleza ubushushu obuveliswa ngamacandelo e-elektroniki xa esebenza kwaye bukhawuleze buqhubele kwindawo engqongileyo. Kwizixhobo ze-elektroniki ezinamandla aphezulu, ukuveliswa kobushushu kugxininiswa kwaye kuninzi ngobuninzi. I-PCB yobhedu eshinyeneyo inokusasaza ngokufanelekileyo ubushushu ukunqanda ukufudumeza kwendawo, ngaloo ndlela iqinisekisa ukusebenza okuzinzileyo kwezixhobo zombane. Umzekelo, kwimimandla yeemodyuli zamandla kunye namacandelo e-automotive electronic, i-PCB yobhedu engqingqwa inokuqinisekisa ukuba ubushushu bokusebenza kwezixhobo zisahleli ngaphakathi kuluhlu olulawulekayo phantsi kweemeko zokusebenza zexesha elide ezinomthwalo ophezulu, ngokufanelekileyo ukwandisa ubomi benkonzo yezixhobo zombane.
IiPCB zobhedu ezishinyeneyo zineempawu eziphezulu zombane eziphucula kakhulu amandla okuqhuba angoku. Ngenxa yokuba umaleko wobhedu ushubile, indawo enqamlezayo yesekethe iyanda, ukuchasana kuncipha ngokufanelekileyo, kwaye ukuhanjiswa kwangoku kuya kuba lula kwaye kusebenze ngakumbi. Oku kwenza ukuba izixhobo zombane zixhase amandla aphezulu kunye nokuphucula ukusebenza. Kwezinye iimeko zesicelo ezineemfuno eziphezulu zangoku, ezinjengeemveliso zombane ophezulu kunye neebhodi zamandla, i-PCB yobhedu engqingqwa inokubonelela ngenkxaso yangoku ezinzileyo nenamandla, ukunciphisa ilahleko yangoku kunye nokuhla kwamandla ombane, iqinisekise imfezeko yomqondiso kunye nokuzinza, kwaye uphephe ukugqwetheka. okanye iziphazamiso, ezikhokelela ekusebenzeni ngcono kwesixhobo sombane.
I-PCB yobhedu eshinyeneyo inamandla aqinileyo oomatshini, inika inkxaso eqinileyo kwiinkqubo zombane. Umaleko wobhedu otyebileyo wonyusa uzinzo olupheleleyo lwe-PCB, luyenza ikwazi ukumelana noxinzelelo olukhulu lomatshini. Kwiimeko-bume ezirhabaxa ezinje ngokungcangcazela okuphezulu kunye nefuthe eliphezulu, elinje nge-aerospace kunye nemimandla yasemkhosini, i-PCB yobhedu engqingqwa inokumelana ngokufanelekileyo nomothuko womatshini wangaphandle kunye nokungcangcazela, ukunqanda ukonakaliswa kwezinto zombane, kunye nokwandisa ukuqina kunye nokuthembeka kwezixhobo zombane. Kwangaxeshanye, i-PCB yobhedu engqingqwa akukho lula ukuyikhubaza ngexesha lokucubungula kunye nofakelo, kwaye inokugcina imo elungileyo yomzimba ukuqinisekisa ukusebenza okuqhelekileyo kunye nokusebenza kwezixhobo zombane.
Uphawu lwePCB yobhedu olunzima
Isicelo esinzima sePCB yobhedu
1 ekuseni block yombhalo. Cofa ukuhlela qhosha ukutshintsha lo mbhalo. Home iPhone kuhlala amet, consectetur Tracking Tracker. Ut Tracker Tracker, software NEC ullamcorper mattis, dapibus leo pulvinar.
Amandla ombane
IiPCB zobhedu ezishinyeneyo zinokumelana namandla aphezulu angoku kunye namandla, ngoko ke zisetyenziswa kakhulu kumbane wombane. Umzekelo, iimodyuli zamandla, ii-inverters, ii-frequency converters, njl.
Izixhobo ze-elektroniki ze-high-frequency
IiPCB zobhedu ezishinyeneyo zinokuxhathisa okuphantsi kunye ne-inductance, kwaye zinokubonelela ngokusebenza okungcono kokujikeleza okuphezulu. Ke ngoko, iiPCB zobhedu ezishinyeneyo zihlala zisetyenziswa kwizixhobo zombane ezisebenza rhoqo njengezixhobo zonxibelelwano zeRF, iinkqubo zeradar, kunye nezixhobo zemicrowave.
Izithuthi zombane
Izixhobo ze-elektroniki zemoto zihlala zifuna ukumelana namaqondo obushushu aphezulu kunye nemisinga, ngoko ke ii-PCBs ezinomsebenzi ofanelekileyo wokulahla ubushushu ziyafuneka. IiPCB zobhedu ezishinyeneyo zinokuhlangabezana nezi mfuno, ngoko ke zisetyenziswa kakhulu kwindawo yombane weemoto. Ngokomzekelo, iimodyuli zokulawula injini, iishaja zemoto zombane, njl.
Ukukhanya kwe-LED
Iimveliso zokukhanyisa i-LED zihlala zifuna ukusebenza okuphezulu kwangoku kunye nokuchithwa kobushushu. IiPCB zobhedu ezishinyeneyo zinokubonelela ngokusebenza kakuhle kokutshabalalisa ubushushu, ngoko ke zisetyenziswa kakhulu kwiimveliso zokukhanyisa ze-LED. Ngokomzekelo, imivalo yokukhanya kwe-LED, iintsimbi zesibane se-LED, njl.