Chiyero chekupisa cheUltrasonic ikozvino ndiyo purojekiti yekudziyisa, midziyo yekuyera inokosha, uye panzvimbo yekuisa kazhinji pane mitsetse yakawanda, saka kuitira kugadzirisa mamiriro akasiyana ekushanda panzvimbo iyi, ndeipi nzira yekurapa inodzivirira kukanganiswa yakaitwa? Ngatizvitarisei.
Kugadziriswa kwedunhu reanalog nedhijitari: Mukugadzirwa kwebhodhi redunhu, dunhu reanalog nedunhu redhijitari mudunhu zvinofanira kusiyaniswa, uye dunhu reanalog rinofanira kunge rakakura kupfuura dunhu redhijitari muhupamhi hwemutsara wekugadzirwa kwePCB. Kugoverwa kweanalog ground nedhijitari yeAD converter kunofanirwa kurongeka zvakanyanya zvichienderana nezvinodiwa zvayo zvichienderana nedata rayo rechip.
Kugadziriswa kwetambo yemagetsi netambo yepasi: Mukugadzirwa kwebhodhi redunhu, upamhi hwetambo yemagetsi netambo yepasi hunofanira kuwedzerwa zvakanyanya, mushure mekunge waya dzebhodhi redunhu dzapera, chikamu chepasi nechepamusoro chekugadzirisa pasi, zvikamu zviri pabhodhi redunhu zvinoda kugayiwa nemapini akafukidzwa nemhangura zvakabatana, izvo zvinogona kuvandudza zvakanyanya mashandiro ekudzivirira kukanganiswa kwehurongwa.
Marongerwo e capacitor: Marongerwo e capacitor anoedza kuisa decoupling capacitor, filter capacitor uye bypass capacitor kutenderedza chikamu chakakodzera. Wiring, pin wiring uye wiring ye printed circuit board zvinokonzera inductance, kuvapo kwayo kunogona kukonzera ripple uye burr patambo yemagetsi, uye kuiswa kwe decoupling capacitor pakati pemagetsi nepasi kunogona kuchenesa ripple yepamusoro-frequency.
Nguva yekutumira: Kurume-10-2024