Kusuka ku: I-Electronics 101, cishe izontshontsha izinto zesifundo zesikhathi esizayo kulokhu
Ekugcineni, ama-capacitor agcina ishaja. Kunezinto eziningi ozenzayo ngama-capacitor.
Ama-capacitor asebenza kahle kakhulu ezihlungini ze-elekthronikhi — ukuhlunga amaza ongawafuni.
Isihlungi sokudlulisa esiphansi — amaza aphansi avela ekuphumeni, amaza aphezulu ayanqunywa.
Isihlungi sokudlulisa okuphezulu — amaza aphezulu avela ekuphumeni, amaza aphansi ayanqunywa.
Uma zihlanganiswe ne-inductor, zenza isekethe ye-resonator enganqamula uhla oluncane lwemvamisa noma ikhulise kakhulu imvamisa eyodwa.
Isihlungi se-band-pass esivumela kuphela amaza athile ukuthi adlule.
Ama-capacitor avame ukusetshenziswa ukusiza ekuqiniseni ukunikezwa kwamandla — njengoba akha i-shunt eya ku-AC kodwa ashiye i-DC yodwa, uma ufuna ukunikezwa kwamandla okuzinzile cishe uzosebenzisa ama-capacitor ukuvala umsindo, okushiya i-voltage ye-DC eqinile kahle ekuphumeni.
Impendulo yesikhashana yesekethe ye-RC nayo iwusizo kakhulu ngesikhathi.
Impendulo yesikhashana yesekethe ye-RC
Njengoba kuthatha isikhathi esibikezelwayo ukufinyelela i-voltage ethile, ingasetshenziswa ukulinganisa isikhathi sokushintsha kwe-elekthronikhi.
Isikhathi sokuvala kanye nesikhathi sokuphumula kusethwa yi-capacitor kanye nama-resistor amabili kusekethe yesikhathi eboniswe ngenhla.
Futhi, njengoba zigcina ishaja, zingasetshenziswa njengengxenye yesistimu yokuguqula i-AC ibe yi-DC.
Ngaphandle kokusebenzisa i-capacitor, esikhundleni sokuba yi-DC egobile, ibukeka njengegagasi le-sine elinengxenye engezansi ephendulwe phezulu.
Lokho kumane kuyisampula encane. Benza izinto eziningi, okuhlanganisa ukuhlukanisa kanye nokuhlanganisa (imisebenzi yokubala), amasekethe ahlukanisayo, isigaba se-voltage sokushintsha ukuze kulungiswe amandla, kanye nokubamba ishaja ukuze kusetshenziswe okwesikhashana.
Bese kuba nazo zonke izinto ongafuni i-capacitance yazo, kodwa okufanele ubhekane nazo noma kunjalo ngoba i-capacitance iyinto ebonakalayo, hhayi into ekhona kumadivayisi ayichazayo kuphela. Njengokukhuluma nge-cross-talk yesiginali, ukudlala nge-input kanye ne-output impedance, ukwengeza umsindo, ukuzwela ukudlidliza kwe-acoustic, njll.
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Isikhathi sokuthunyelwe: Jan-23-2026