Idizayini yesekethe yamandla ekuhlelweni kwebhodi le-PCB

Onjiniyela abakade benza PCB izakhiwo zeminyaka zifingqe ezinye zezindawo eziyinhloko zokukhathazeka, lapho i-Power loop iyindawo efanele ukucatshangelwa. Ngakho-ke, ungasenza kanjani isifunda Samandla ekwakhiweni kwebhodi le-PCB?

Okokuqala, ibhodi yamandla ibaluleke kakhulu ukumelana nengxenye yeluphu yamandla, ekubekweni kufanele kuqala yazi ingxenye yamandla wezici zesekethe, kusifunda samandla sihlukaniswe ikakhulu isifunda se-DI / DT nesekethe le-DV / DT, hamba lapho ukuhlelwa kwemigqa emibili akufani.

ipcb

Ngoba isikhathi seyunithi yesifunda se-DI / DT sikhulu lapho ushintsho lwamanje, le ngxenye yesifunda kufanele ibe ncane ngangokunokwenzeka esifundeni se-loop kuso sonke isifunda. Izinguquko zamandla wesekethe le-DV / DT esikhathini seyunithi zizoba nkulu kakhulu, kulula ukudala ukuphazamiseka kwangaphandle, ngakho-ke isifunda esikhunjeni sethusi seluphu asikwazi ukuba banzi kakhulu, ukuze kuhlangatshezwane nesibalo samanje, ububanzi besikhumba sethusi buncane kungenzeka, indawo egqagqene yesendlalelo encane ngangokunokwenzeka.

Okwesibili, ingxenye yokushayela yomugqa kufanele iqale ibheke indawo yendandatho yonke yokushayela, incane ngangokunokwenzeka, ukuze uhlale kude nomthombo wokuphazamiseka, futhi usondele engxenyeni yokushayela.

Amasampula amasampula kufanele agweme ukuphazanyiswa kwamanye amasiginali ngangokunokwenzeka. Uma kunokwenzeka, amasiginali asampuliwe angahlukaniswa ngokwahlukile futhi anikezwe indiza ephelele yomhlaba endaweni ehambelana nentambo.