Thaum kuv siv ntau qhov kev ntsuas kom ntsuas cov dhuav dhau ntawm ib daim diode, vim li cas kuv thiaj pom cov qib sib txawv ntawm kev tiv thaiv?
Cov digital motive converts ntsuas cov ntsuas mus rau hauv lub cim digital los ntawm A / D Confersion nti thiab qhia txog tus nqi tiv taus. Tus taw tes sib sau ua ke tawm cov txiaj ntsig los ntawm kev ua rau lub taub hau sib nqus kom deflect. Yog tias peb pom tias siv cov digital pultalisitimeter kom sim tus nqi tiv taus ntawm ib tug diode tus nqi tiv taus tau muaj nuj nqis, muaj feem ntau cov laj thawj hauv qab no:
Kev ntsuas ntawm diodees hauv Circuit Court boards
Firstly, cov zis hluav taws xob ntawm tus taw tes multimeter thiab ib qho digital puv ntau yog sib txawv. Feem ntau, lub pointer multimeter tawm ua voltage siab kawg ntawm 9 volts, thaum lub digital multiation tawm ib qho hluav taws xob siab tshaj plaws ntawm 3 volts. Ntxiv mus, cov zis hluav taws xob ntawm txhua qhov tseem sib txawv. Thaum ntsuas kev ntsuas, peb xaiv ntau li ntau, thiab cov zis hluav taws xob ntawm cov digital motimeter nyob rau hauv cov kev tiv thaiv ntau yam los ntawm 3. 0 volts. Cov zis hluav taws xob ntawm tus taw tes sib xyaw ua ntau yam yog feem ntau siab dua li ntawm cov digital motimeter. Cov zis hluav taws xob ntawm tus taw tes cawv ntau dua qhov voltage poob tus nqi ntawm ib tug Diode, thiab cov diode tuaj yeem ua tau. Txawm li cas los xij, ib qho digital puv nteb qee zaum tsawg dua qhov kev ntsuas cov txiaj ntsig ntawm cov diode, ua rau muaj diode kom tsis ua. Rau pem hauv ntej thiab thim rov qab tiv thaiv los ntawm kev ntsuas ntsuas diodes yog ib txhis.
Thib ob, cov qauv hluav taws xob tso cov yam ntxwv sib txawv, uas tseem tuaj yeem ua rau muaj kev sib txawv ntawm kev siv tus taw qhia kev siv tshuaj multimeter thiab cov digital motimeter thiab cov digital motimeter. Piv txwv li, silicon thiab German cov tub ntxhais muaj kev hloov pauv feem ntau muaj cov nqi hluav taws xob tso tawm, tab sis qee qhov tshwj xeeb}. 6 volts thiab {volts lossis ntau dua. Peb cov digital pulcim animeter muaj qhov qis dua ntau yam thiab tsis tuaj yeem ua cov diode, yog li cov nqi tiv thaiv yuav tshwm sim infinitely lub sijhawm ntsuas.
Thaum ntsuas qhov zoo ntawm diode nrog cov digital motimeter, nws yog qhov zoo tshaj plaws los xaiv theem Diode. Lub sijhawm Diero ntawm cov digital pululimeter yog feem ntau nyob ib ncig 2.6 volts, uas feem ntau ntau dua li cov voltage voltage poob ntawm daim diode. Tus diode tuaj yeem ua tau nyob rau hauv ntej kev taw qhia.
Yog tias peb xav ntsuas seb puas muaj diode muaj to taub nrog ntau, peb tuaj yeem xaiv cov digital ntau tsis muaj ntau yam. Nyob rau lub sijhawm no, qhov tshwm sim yuav tsum yog tias muaj kev ntsuas mus rau pem hauv ntej, thiab kev tawm tsam hauv kev ntsuas sab nraud yog qhov tsis kawg. Tib yam mus rau lub pointer multatimeter ntsuas. Yog pom tias muaj kev tiv thaiv tau nyob rau hauv cov kev ntsuas sab nraud, nws ua pov thawj tias cov diode yuav xau rau hauv kev rov taw qhia. Hauv qhov no, peb yuav tsum tau siv cov cuab yeej tshwj xeeb kom pom nws. Siv cov kev ntsuas ntau ntawm ntsuas seb puas diode muaj kev to taub tsis yog qhov tseeb.
