8 Layer ENIG FR4 Half Hole PCB
Half Hole Technology
Mushure mekunge PCB yagadzirwa muhafu yegomba, tin layer inoiswa pamucheto wegomba ne electroplating.Iyo tin layer inoshandiswa sechidziviriro chekudzivirira kusimudzira kuramba kubvarura uye kudzivirira zvachose mhangura yekudonha kubva paburi regomba.Nokudaro, chizvarwa chekusachena mukugadzirwa kwebhodhi redunhu rakadhindwa rakaderedzwa, uye basa rekuchenesa rinoderedzwawo, kuitira kuti kuvandudza kunaka kwePCB yakapedzwa.
Mushure mekugadzirwa kweyakajairwa hafu-gomba PCB kwapera, pachave nemachipisi emhangura kumativi ese ehafu-gomba, uye machipisi emhangura achabatanidzwa mukati mechikamu chehafu-gomba.Half hole inoshandiswa semwana PCB, basa rehafu yegomba riri mukuita kwePCBA, richatora hafu yemwana wePCB, nekupa hafu yegomba kuzadza tini kuita hafu yendiro ye master yakasungirirwa pabhodhi guru. , uye hafu yegomba ine zvimedu zvemhangura, ichakanganisa zvakananga tini, inokanganisa welding yakasimba yepepa pabhobho reamai, uye inokanganisa chitarisiko uye kushandiswa kwekuita kwemuchina wose.
Pamusoro pehafu yegomba inopiwa nesimbi yesimbi, uye mharadzano yehafu yegomba uye mupendero wemuviri wakapihwa gap, uye pamusoro pegomba indege kana pamusoro pegomba. kusanganiswa kwendege uye pamusoro pepamusoro.Nekuwedzera gap kumagumo ese ehafu yegomba, machipisi emhangura pamharadzano yehafu yegomba uye mupendero wemuviri anobviswa kuti agadzire PCB yakatsetseka, ichinyatso kudzivirira machipisi emhangura akasara muhafu yegomba, achivimbisa kunaka kweiyo. PCB , pamwe chete neakavimbika welding uye kutaridzika kwemhando yePCB mukuita kwePCBA, uye kuve nechokwadi chekuita kwemuchina wese mushure memusangano unotevera.