Vim li cas capacitors feem ntau poob?

Aluminium electrolytic capacitoryog ib qho tseem ceeb ntawm ntau yam khoom siv hluav taws xob thiab ua lub luag haujlwm tseem ceeb hauv kev khaws cia thiab tso tawm hluav taws xob hluav taws xob.Txawm li cas los xij, txawm tias lawv qhov tseem ceeb, capacitors feem ntau ua tsis tiav, ua rau tsis ua haujlwm thiab muaj peev xwm ua rau tag nrho cov kab ke.Kev nkag siab txog qhov ua rau lub capacitor tsis ua haujlwm yog qhov tseem ceeb rau kev ua kom ntseeg tau thiab siv tau ntev ntawm cov khoom siv hluav taws xob.

Muaj ntau qhov laj thawj vim li cas capacitors feem ntau tsis ua haujlwm, ib qho ntawm feem ntau yog kev sivaluminium electrolytic capacitor.Cov capacitors no tau siv dav hauv circuits vim lawv lub peev xwm siab, tus nqi qis, thiab qhov ntsuas hluav taws xob muaj zog.Txawm li cas los xij, piv rau lwm hom capacitors, lawv muaj lub neej luv luv, uas tuaj yeem ua rau muaj kev tsis txaus ntseeg hauv cov khoom siv hluav taws xob.

Ib qho ntawm cov laj thawj tseem ceeb ntawm txhuas electrolytic capacitors tsis yog lawv qhov kev nkag siab ntawm qhov kub thiab txias.Cov capacitors no muaj kev cuam tshuam rau qhov kub thiab txias, thiab qhov kub thiab txias tuaj yeem ua rau cov electrolyte hauv capacitor kom qhuav, ua rau lub capacitance poob thiab ua kom cov pa tawm tam sim no.Qhov no tuaj yeem ua rau lub capacitor degrade thiab thaum kawg ua rau nws ua tsis tiav.

Lwm yam uas ua rau tsis ua hauj lwm ntawm txhuas electrolytic capacitors yog lawv nyiam degrade lub sij hawm.Cov electrolytes siv nyob rau hauv cov capacitors no raug rau cov tshuaj degradation, uas tuaj yeem tshwm sim los ntawm ntau yam xws li kev khiav hauj lwm kub, kev ntxhov siab, thiab raug rau tej yam kab mob.Raws li cov electrolyte deteriorates, lub capacitance thiab ESR (sib npaug series tsis kam) ntawm capacitor hloov, ua rau txo qis kev ua tau zoo thiab kev ntseeg tau.

Ntxiv nrog rau qhov kub thiab kev laus, lwm qhov laj thawj vim li cas txhuas electrolytic capacitors feem ntau tsis ua haujlwm yog lawv qhov cuam tshuam rau qhov hluav taws xob surges thiab ripple tam sim no.Cov capacitors no feem ntau yog siv rau hauv cov khoom siv hluav taws xob uas lawv raug rau cov ripple tam sim no thiab voltage spikes.Nyob rau tib lub sijhawm, kev rov ua dua rau cov hluav taws xob siab thiab qhov hluav taws xob tuaj yeem ua rau lub capacitor sab hauv cov khoom ua kom degrade, ua rau txo qis capacitance thiab nce ESR.

Tsis tas li ntawd, tsim thiab zoo ntawmaluminium electrolytic capacitortseem yuav cuam tshuam rau lawv txoj kev ntseeg siab thiab kev ua tsis tiav.Cov capacitors pheej yig lossis qis dua tuaj yeem siv cov ntaub ntawv tsis zoo thiab cov txheej txheem tsim khoom, uas ua rau muaj feem ntau ntawm kev ua tsis tiav ntxov.Kev siv cov khoom siv hluav taws xob zoo, raug ntsuas raug ntsuas hauv cov khoom siv hluav taws xob yog qhov tseem ceeb los txo qhov kev pheej hmoo ntawm kev ua tsis tiav.

Txhawm rau txo qhov kev pheej hmoo ntawm capacitor tsis ua haujlwm, nws yog ib qho tseem ceeb uas yuav tau xav txog cov xwm txheej thiab ib puag ncig uas yuav siv lub capacitor.Kev tswj xyuas kom zoo thermal, voltage derating, thiab ceev faj xaiv ntawm cov capacitors raws li lawv cov specifications thiab kev ntseeg tau kev ntsuam xyuas yuav pab kom ntev lawv lub neej kev pab cuam thiab txo qhov kev pheej hmoo ntawm tsis ua hauj lwm.

Hauv cov ntsiab lus, aluminium electrolytic capacitors yog ib qho ntawm qhov tsis ua hauj lwm hauv cov khoom siv hluav taws xob vim lawv qhov rhiab heev rau qhov kub thiab txias, kev laus, kev ntxhov siab, thiab ripple tam sim no.Los ntawm kev nkag siab txog cov xwm txheej no thiab ua raws li kev ceev faj tsim nyog, xws li xaiv cov khoom siv hluav taws xob zoo thiab siv cov kev ua haujlwm kom raug, koj tuaj yeem txo qhov kev pheej hmoo ntawm capacitor tsis ua haujlwm thiab xyuas kom muaj kev ntseeg siab ntawm koj cov khoom siv hluav taws xob.


Post lub sij hawm: Feb-26-2024