Kwinkqubo yoyilo lwe-PCB, ukwahlulwa kweplanethi yamandla okanye ukwahlulwa kweplanethi yomhlaba kuya kukhokelela kwindiza engaphelelanga. Ngale ndlela, xa umqondiso ugxothwa, indiza yayo irejista iya kuqala ukusuka kwindiza enye yombane ukuya kwenye inqwelomoya. Le phenomenon ibizwa ngokuba yi-Steal Stal Divices.
Umzobo we-Schematic we-proces-promentation phenomena
I-Cross Supecetion, kungumqondiso wesantya esisezantsi sinokungabi nabudlelwane, kodwa kwiNkqubo yeDieditha yeDijithali yeDilesi, umqondiso wesantya esiphezulu uthatha inqwelomoya, oko kukuthi, ukubuya. Xa iplagi yereferensi ayiphelelanga, le miphumo ilandelayo iya kwenzeka: Uhlulelo lwezinto ezinqamlezileyo lungayi kuba nakho kwimiqondiso yesantya esiphantsi, kodwa kwiinkqubo zedijithali ephezulu, kodwa imiqondiso ephezulu yedijithali ithatha inqwelomoya, oko kukuthi, ukubuya. Xa iplagi yerejista engaphelelanga, le miphumo ilungileyo iya kwenzeka:
I-LECMICTINEILY STRALINIT
L ngokulula ukwenza i-crossulk phakathi kwemiqondiso;
l Kubangela ukubonakaliswa phakathi kwemiqondiso;
l Imveliso yemveliso ilula ku-Oscillate ngokwandisa indawo yeloop yendawo yangoku kunye nengxaki yelog.
l Ukuphazamiseka kwe-radiation kwithuba kuyanda kwaye imagnethi yemagnethi ichaphazelekile.
l ukonyusa ukubakho kwendawo yokuhlangana kwemagneti kunye nezinye iziphaluka ebhodini;
l i-voltate ye-voltanc ye-voltancy ephezulu kwi-loop i-loop ye-Poop isebenza ngemithombo yemitha eqhelekileyo, eveliswa yintambo yangaphandle.
Ke ngoko, i-PCB Wiring kufuneka isondele kwindiza kangangoko kunokwenzeka, kwaye iphele ukwahlula-hlulwa. Ukuba kuyimfuneko ukuwela icandelo okanye akunakubekufuphi nenqwelomoya, ezi meko zivunyelwe kuphela kumgca ophantsi wesantya.
Ukulungiswa Kuyo yonke indawo uyilo
Ukuba ukwahlula-hlulwa ngokunqamleza kuYilo lwe-PCB, indlela yokujongana nayo? Kule meko, isahlulo kufuneka silungiswe ukubonelela ngendlela emfutshane yomqondiso. Iindlela eziqhelekileyo zokuqhubekeka zibandakanya ukongeza i-capacitor yokulungisa kunye nokuwela ibhulorho yocingo.
l Inamandla iCapacitor
I-0402 okanye i-0603 ye-ceramic cangocitor inamandla e-0.01uf okanye i-0.1uf idla ngokubekwa kwicandelo leSigineli. Ukuba imvume yendawo, uninzi lwamachaphaza alunakongezwa.
Kwangelo xesha, zama ukuqinisekisa ukuba ucingo lomqondiso lungaphakathi kwe-200mil ukuthunga ekuxhobiseni kwe-200m ukuthunga, kwaye incinci umgama, ngcono; Inethiwekhi kwiziphelo zombini zeCapacit ehambelana nenethiwekhi yeplagi yesalathiso apho imiqondiso idlula khona. Jonga iinethiwekhi ezinxulumene nazo zombini iziphelo ze-capacitor kwinani elingezantsi. Iinethiwekhi ezimbini ezahlukeneyo zibalaseliswa kwimibala emibini zezi:
lIbhlorho ngaphezulu kwecingo
Iqhelekile "kwiNkqubo yoMhlaba" i-hluining quation qualiment yesaziso, kwaye inokuthi ibe zezinye imigca yomqondiso wenethiwekhi, "umhlaba" onokubakho
Izakhono eziphezulu zesantya esiphezulu
a)Unxibelelaniso oluninzi oluninzi
Isiphaluka esihamba ngesantya esiphezulu soyilo sihlala sidibene, ukuxinana okuphezulu, kusetyenziswa iBhodi ye-Multilayer ayimfuneko kuphela kwi-wiring, kodwa ikwayindlela esebenzayo yokunciphisa ukuphazanyiswa.
Ukukhetha okusebenzayo kwamanye amazwe kunokunciphisa kakhulu ubukhulu beBhodi yokuPrinta, banokusebenzisa ngokupheleleyo ulwelo kwi-Skings, kunokunciphisa kakhulu ukuphazamiseka kweparasi, kunoko kunciphisa kakhulu ukuphazamiseka komda, njl.
b)I-Chort incinci
Ukukhokela okuncinci ukugoba phakathi kwezixhobo zesekethe ezihamba ngesantya esiphezulu, ngcono.
I-Wiring Commuring yesekethe ehamba ngesantya esiphezulu somqondiso, yamkela kumgca othe ngqo kwaye kufuneka iguqulwe, enokusetyenziswa njenge-45 ° Polyline okanye i-ARC ijika. Le mfuneko isetyenziselwa ukuphucula amandla entshontsho le-foil kwisekethe rhoqo.
Kwisekethe esihamba ngesantya esiphakamileyo, ukuhlangabezana nale mfuno kunokunciphisa ukuhambisa kunye nokudibanisa imiqondiso yesantya esiphezulu, kunye nokunciphisa imiqondiso kunye nokubonisa imiqondiso.
c)I-Cound ifutshane, ngcono
I-Cound ifutshane phakathi kwezikhonkwane zesixhobo esihamba ngesantya esiphezulu sesekethe, ngcono.
Ukukhokela, okukhulu kwe-Indesting ekwasasazwayo kunye nexabiso lokuxhobisa, eliya kuba nefuthe elininzi kwiSifo seSiphaluka seSisekelo, kodwa sitshintshe imbonakalo kunye ne-osciciction yenkqubo.
d)Olona phawu luncinci phakathi kweendawo ezikhokelayo, ngcono
I-Interlather encinci inye phakathi kwezikhonkwane zezixhobo zesekethe ezihamba ngesantya esiphezulu, ngcono.
I-ke ebizwa ngokuba "yi-Interlather encinci yokukhokela, engcono" kuthetha ukuba imingxunya embalwa esetyenzisiweyo kunxibelelwano lwamacandelo, ngcono. Ilinganiselwe ukuba umngxunya omnye unokuzisa i-0.5pf yokusasaza i-0.5pf yecawa yokusasaza, kukhokelela kulwando olubalulekileyo lokulibazisa, ukunciphisa inani lemingxunya kunokuphucula kakhulu isantya
e)QAPHELA UKUZIPHATHA NGOKUGQIBELA
I-wiring ye-wiring ephezulu yesantya kufuneka inikele ingqalelo "ukuphazamiseka komnqamlezo" ezingeniswe ngumgama womqondiso omfutshane. Ukuba usasazo olufanayo alunakuthintelwa, indawo enkulu "yendawo" inokucwangciswa kwelinye icala lomgca womqondiso wendlela yokunciphisa uphazamiso.
f)Khusela amasebe kunye nezikhuselo
I-wiring ye-wiring ephezulu yesantya kufuneka iphele ukubhala okanye ukwenzela isitwi.
Izikhuselo zinempembelelo enkulu ekuyimbeni kwaye inokubangela ukubonakaliswa komqondiso kunye ne-Overshoot, ke ngoko kufuneka siphephe izikhuselo kunye namasebe kuyilo.
I-shaisy cain wiring iya kunciphisa ifuthe kumqondiso.
g)Imigca yomqondiso iya kumgangatho ongaphakathi kangangoko unakho
Umtya ophezulu wesayini ohamba phambili ekuhambeni kulula ukuvelisa imitha enkulu ye-elektromagnetic, kwaye kulula ukuba iphazamiseke yimitha ye-electromagnetic engaphandle okanye izinto.
Umgca ophezulu wemveliso oPhakamileyo usasazwa phakathi kokunikezelwa kwamandla kunye nocingo olusezantsi, ngokusebenzisa i-elektromagnetic wame ngokubonelela ngamandla kunye ne-thember esezantsi, imitha evelisiweyo iya kuncitshiswa kakhulu.