- Los ntawm kev ntsuas voltage
Thawj qhov kom paub meej tias yog qhov voltage ntawm txhua lub zog hluav taws xob yog ib txwm los yog tsis yog, tom qab ntawd ntxiv rau ntawm qhov chaw ua haujlwm voltage. Piv txwv li, ib qho silicon triode muaj kev sib tw hluav taws xob ntawm txog 0.3V lossis tsawg dua.Yog rau cov raj tshwj xeeb, tsuas yog rau Darlington Tube, thiab lwm yam) yuav qhib.
2.Qhov Kev Txhaj Tshuaj
Yuav teeb liab rau kev tawm tswv yim, thiab tom qab ntawd rov qab ntsuas cov kev ua kom zoo, tab sis yuav ua rau muaj qhov kev ua txhaum cai, txhawm rau nrhiav cov hluav taws xob tsis zoo, thiab kov cov teeb meem kub, thiab kov cov teeb meem kub, thiab kov cov teeb meem kub, thiab kov cov teeb meem kub, thiab kov cov teeb meem kub, thiab kov tau cov hluav taws xob tsis zoo, thiab kov tom qab qib 1, tom qab cov teeb meem hauv thawj theem, yuav tsum tsom rau kev tshuaj xyuas
Lwm txoj hauv kev los nrhiav cov PCB puas
Muaj ntau lwm txoj hauv kev los nrhiav teeb meem teeb meem, xws li pom kev teeb meem, hnov tsw, tsis hnov tsw, thiab lwm yam.
1. "Pom" txhais tau tias saib seb cov khoom sib xyaw ua kom pom tseeb, xws li tawg, blankening, deforming, thiab lwm yam;
2. "Mloog" yog los mloog seb puas muaj lub suab ua haujlwm zoo li qub, ib txwm tsis muaj suab nyob rau hauv lub nplhaib, lub suab tsis yog suab lossis suab tsis zoo.;
3. "Tsis hnov tsw" yog tshuaj xyuas rau cov ntxhiab tsw, cov ntxhiab tsw ntawm cov capacent electrolyte, uas yog rhiab heev rau cov ntxhiab tsw hluav taws xob;
4.To "kov" txhais tau tias ntsuas ntsuas kub ntawm lub cuab yeej los ntawm txhais tes kom pom tias nws yog ib txwm muaj, xws li kub dhau los lossis txias heev.
Qee cov khoom siv fais fab, yog tias lawv yuav kub thaum ua haujlwm, yog tias ib tus kov uas txias, nws tuaj yeem raug txiav txim tias nws tsis ua haujlwm. Tab sis yog tias nws kub dhau lawm uas nws tsis yog lossis kub dhau qhov nws yuav tsum yog, uas tsis yog mus ua haujlwm. Lub zog dav dav tranteror, voltage regulator nti, thiab lwm yam, ua haujlwm ntawm 70 degrees hauv qab no yog tsis muaj teeb meem. Dab tsi 70 degrees zoo li? Yog tias koj nias koj txhais tes rau nws, koj tuaj yeem tuav nws rau ntau tshaj peb feeb, uas txhais tau tias qhov kub yog qis dua 70 degrees.