Video: Cov capacitors puas muaj polarity?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Qee qhov polarized capacitors muaj lawv polarity raug xaiv los ntawm kev kos lub zooterminal. Ceramic, mylar, yas zaj duab xis, thiab cua capacitors ua tsis yog muaj polarity cov cim, vim cov hom no tsis muaj polarized (lawv tsis yog polarity rhiab heev). Capacitors yog ib yam khoom siv hauv electroniccircuits.
Kuj tseem paub yog, koj ua li cas txiav txim siab qhov polarity ntawm lub capacitor?
Rau txiav txim polarity hauv CAPACITORS : Hluav taws xob capacitors feem ntau cim nrog astripe. Cov kab txaij ntawd qhia txog qhov tsis zoo. Yog hais tias nws yog anaxialleaded capacitor (cov hlau lead tuaj tawm ntawm qhov kawg ntawm qhov kawg capacitor ), cov kab txaij tuaj yeem nrog tus xub taw qhia rau qhov tsis zoo.
Ib yam li ntawd, vim li cas ceramic capacitors tsis muaj polarity? Ceramic capacitor tsis muaj polarity . Vim li no lawv feem ntau muaj kev nyab xeeb / ruaj khov dua li electrolytic capacitors ; uas yog ib qho laj thawj vim li cas lawv tau siv hauv kev ua tub rog.
Cov lus nug tseem yog, puas SMD capacitors muaj polarity?
Tsis yog tag nrho capacitors yog polarized, tab sis thaum lawv, nws tseem ceeb heev tsis txhob sib tov lawv polarity up. Tau-qhov thiab SMD 0.1 µFceramic capacitors.
Yuav ua li cas txheeb xyuas capacitor polarity nrog multimeter?
Rau xeem tus capacitor nroga multimeter , set cov meter nyeem hauv highohmsrange, qhov chaw siab tshaj 10k thiab 1m ohms. Kov lub meter coj mus rau cov coj coj mus rau hauv lub capacitor , liab topositive thiab dub rau qhov tsis zoo. Cov meter yuav tsum pib atzero thiab maj mam txav mus rau infinity.
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