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Lub luag haujlwm ntawm capacitor yog dab tsi?

Lub zog cia capacitor

Hauv DC Circuit Court, capacitor yog sib npaug rau qhib Circuit Court.Capacitor yog ib yam khoom uas tuaj yeem khaws cov nqi hluav taws xob, thiab nws kuj yog ib qho ntawm feem ntau sivcov khoom siv hluav taws xob.Qhov no pib nrog cov qauv ntawm lub capacitor.Qhov yooj yim tshaj plaws capacitors muaj cov phaj polar ntawm ob qho kawg thiab ib qho insulating dielectric (xws li huab cua) hauv nruab nrab.Thaum energized, daim hlau raug them, tsim ib qhov voltage (muaj peev xwm sib txawv), tab sis vim hais tias ntawm lub insulating cov ntaub ntawv nyob rau hauv nruab nrab, tag nrho cov capacitor yog non-conductive.Txawm li cas los xij, qhov teeb meem no yog nyob rau hauv qhov precondition tias qhov tseem ceeb voltage (kev tawg voltage) ntawm lub capacitor tsis tshaj.Raws li peb paub, txhua yam khoom yog insulated.Thaum qhov hluav taws xob hla ib yam khoom nce mus rau ib qho twg, txhua yam khoom muaj peev xwm ua tau hluav taws xob, uas yog hu ua breakdown voltage.Capacitors tsis muaj qhov zam.Tom qab cov capacitors tawg lawm, lawv tsis yog insulators.Txawm li cas los xij, nyob rau theem nrab tsev kawm ntawv, qhov voltages tsis pom nyob rau hauv Circuit Court, yog li lawv txhua tus ua haujlwm hauv qab qhov hluav taws xob tawg thiab tuaj yeem suav tias yog insulators.Txawm li cas los xij, hauv AC circuits, cov kev taw qhia ntawm kev hloov pauv tam sim no ua haujlwm ntawm lub sijhawm.Cov txheej txheem ntawm kev them nyiaj thiab tso tawm cov capacitors muaj sijhawm.Lub sijhawm no, qhov hloov hluav taws xob tau tsim los ntawm cov electrodes, thiab qhov hluav taws xob hluav taws xob no kuj yog ib qho kev hloov pauv nrog lub sijhawm.Qhov tseeb, tam sim no dhau ntawm cov capacitors nyob rau hauv daim ntawv ntawm hluav taws xob teb.

Kev ua haujlwm ntawm capacitor:

Coupling:Lub capacitor siv nyob rau hauv coupling Circuit Court yog hu ua coupling capacitor, uas yog dav siv nyob rau hauv kuj-capacitance coupling amplifier thiab lwm yam capacitive coupling circuits, thiab plays lub luag hauj lwm ntawm cais DC thiab dhau AC.

Lim:Capacitors siv nyob rau hauv lim circuits yog hu ua lim capacitors, uas yog siv nyob rau hauv lub hwj chim lim thiab ntau yam lim circuits.Lim capacitors tshem tawm cov teeb liab nyob rau hauv ib qho chaw zaus ntawm tag nrho cov teeb liab.

Decoupling:Capacitors siv nyob rau hauv decoupling circuits yog hu ua decoupling capacitors, uas yog siv nyob rau hauv DC voltage mov circuits ntawm multistage amplifiers.Decoupling capacitors tshem tawm cov teeb meem tsawg zaus hla kev sib txuas ntawm txhua theem amplifier.

High zaus vibration tshem tawm:Lub capacitor siv nyob rau hauv high zaus kev co tshem tawm Circuit Court yog hu ua high zaus vibration elimination capacitor.Nyob rau hauv lub suab tsis zoo tawm tswv yim amplifier, thiaj li yuav tshem tawm qhov siab zaus nws tus kheej excitation uas yuav tshwm sim, lub capacitor Circuit Court no yog siv los tshem tawm lub siab zaus howling uas yuav tshwm sim nyob rau hauv lub amplifier.

Resonance:Capacitors siv nyob rau hauv LC resonant circuits yog hu ua resonant capacitors, uas yuav tsum tau nyob rau hauv LC parallel thiab series resonant circuits

Bypass:Lub capacitor siv nyob rau hauv bypass Circuit Court yog hu ua bypass capacitor.Yog hais tias lub teeb liab nyob rau hauv ib tug tej zaus band yuav tsum tau muab tshem tawm los ntawm lub teeb liab nyob rau hauv lub Circuit Court, lub bypass capacitor Circuit Court yuav siv tau.Raws li qhov zaus ntawm lub teeb liab raug tshem tawm, muaj tag nrho cov zaus sau (tag nrho cov teeb liab AC) bypass capacitor circuit thiab high zaus bypass capacitor circuit.

Neutralization:Capacitors siv nyob rau hauv neutralization circuits yog hu ua neutralization capacitors.Nyob rau hauv xov tooj cua siab zaus thiab nruab nrab zaus amplifiers thiab TV siab zaus amplifiers, no neutralization capacitor Circuit Court yog siv los tshem tawm nws tus kheej excitation.

Sijhawm:Capacitors siv nyob rau hauv lub sij hawm circuits yog hu ua timing capacitor.Timing capacitor Circuit Court yog siv nyob rau hauv Circuit Court uas yuav tsum tau tswj lub sij hawm los ntawm kev them nyiaj thiab tso tawm capacitor, thiab capacitors ua lub luag hauj lwm ntawm kev tswj lub sij hawm tas li.

Kev koom ua ke:Capacitors siv nyob rau hauv kev sib koom ua ke circuits yog hu ua integration capacitors.Nyob rau hauv lub synchronous sib cais Circuit Court ntawm hluav taws xob muaj peev xwm teb scanning, lub teb synchronous teeb liab yuav muab rho tawm los ntawm lub teb compound synchronous teeb liab los ntawm kev siv no integral capacitor Circuit Court.

Differential:Capacitors siv nyob rau hauv sib txawv circuits yog hu ua txawv capacitor.Txhawm rau kom tau txais cov lus qhia dav dav hauv lub flip-flop Circuit Court, qhov sib txawv ntawm lub capacitor Circuit Court yog siv kom tau txais cov kab hluav taws xob pulse los ntawm ntau cov teeb liab (feem ntau yog cov duab plaub).

Kev them nyiaj yug:Lub capacitor siv nyob rau hauv cov nyiaj them nqi hluav taws xob yog hu ua them nyiaj capacitor.Hauv kev them nyiaj bass thaj tsam ntawm daim npav daim npav, qhov kev them nyiaj tsawg zaus capacitor Circuit Court yog siv los txhim kho cov teeb liab tsawg zaus hauv cov teeb liab playback.Tsis tas li ntawd, muaj ntau zaus them nyiaj capacitor circuit.

Bootstrap:Lub capacitor siv nyob rau hauv lub bootstrap Circuit Court yog hu ua bootstrap capacitor, uas yog feem ntau siv nyob rau hauv lub tso zis theem Circuit Court ntawm OTL lub hwj chim amplifier kom nce lub zoo ib nrab-lub voj voog amplitude ntawm lub teeb liab los ntawm zoo tswv yim.

Kev faib tawm zaus:Lub capacitor nyob rau hauv zaus division Circuit Court yog hu ua zaus division capacitor.Nyob rau hauv lub suab nrov zaus division Circuit Court ntawm lub thawv suab, lub zaus division capacitor Circuit Court yog siv los ua kom lub suab nrov nrov ua haujlwm nyob rau hauv high-frequency band, lub suab nrov nruab nrab ua haujlwm hauv nruab nrab-frequency band thiab tsawg zaus. Lub suab nrov ua haujlwm nyob rau hauv lub suab qis.

Load Capacitance:hais txog qhov zoo sab nraud capacitance uas txiav txim siab lub resonant zaus ntawm lub load ua ke nrog quartz siv lead ua resonator.Feem ntau tus qauv muaj nuj nqis rau cov khoom thauj khoom yog 16pF, 20pF, 30pF, 50pF, thiab 100pF.Lub load capacitance tuaj yeem hloov kho raws li qhov xwm txheej tshwj xeeb, thiab kev ua haujlwm zaus ntawm resonator tuaj yeem hloov kho rau tus nqi nominal los ntawm kev kho nws.

Tam sim no, zaj duab xis capacitor kev lag luam tau nkag mus rau lub sijhawm ntawm kev txhim kho ruaj khov los ntawm a
lub sij hawm ntawm kev loj hlob sai, thiab tshiab thiab qub kinetic zog ntawm kev lag luam yog nyob rau hauv lub
kev hloov pauv theem.


Post lub sij hawm: Oct-27-2022

Xa koj cov lus rau peb: