Indlela nezinyathelo zokukhombisa ezingabonakali

Okokuqala, indlela yokuthola yokulungiswa kwesibonisi se-LED

1. Indlela yokuthola isekhethi esifushane, isibonisi esobala silungisa i-multimeter kwibhulokhi yesikhashana yokuthola (ngokuvamile esebenza nge-alamu, njengesimemezelo somphakathi sokumemezela umsindo wesikhwishikhwishi, ukuthola ukuthi kunesimo sesifunda esifushane yini, futhi ngemuva nje kokutholwa kwesekethe elifushane, into emfushane yesekethe futhi iyizinkinga ezijwayeleke kakhulu zemodyuli yokubonisa ye-LED. Ezinye zingatholakala ngokuphenya iphini le-IC kanye nephini kanhlokweni. Ukutholwa kwesikhashana kufanele kwenziwe uma kwenzeka kuba namandla ukwehluleka ukugwema ukulimaza i-multimeter. Le ndlela iyindlela esetshenziswa kakhulu, elula futhi esebenza kahle. Izinkinga ezingama-90% zingatholakala ngale ndlela.

2. Indlela yokuthola ukumelana, lungisa i-multimeter kufayela lokumelana, thola inani lokumelana kwephuzu elithile lebhodi lesifunda elijwayelekile, bese uhlola ukuthi ingabe iphuzu lokuhlolwa elifanayo lelinye ibhodi lesifunda elifanayo lihlukile kunenani elijwayelekile lokumelana. Uma kwehlukile, kunqunywa isikali senkinga.

3.Indlela yokuthola i-voltage, lungisa i-multimeter kufayela le-voltage, thola i-voltage phansi endaweni ethile yesifunda okusolwa ukuthi inenkinga, qhathanisa ukuthi ingabe iyafana nenani elijwayelekile, futhi unqume kalula isilinganiso inkinga.

4. Indlela yokuthola i-voltage drop, i-multimeter ilungiswa kufayela lokuthola i-diode voltage drop, ngoba yonke i-IC yakhiwe izingxenye eziningi zamayunithi ayisisekelo, i-miniaturized kuphela, ngakho-ke lapho kunesikhathi samanje sokudlula kwesinye sezikhonkwane zaso, Lapho kuzoba ukwehla kwamandla kagesi ngaphesheya kwephini. Ngokuvamile, ukwehla kwamandla kuphini elifanayo lohlobo olufanayo lwe-IC kuyafana. Ngokuya kwenani lokwehla kwamandla kagesi kuphini, kuyadingeka ukuthi kusebenze ngaphansi kwesimo sokuthi isifunda sicishiwe.

Okwesibili, izinyathelo eziyisisekelo zokukhonjiswa kwe-LED

1.Thola uhlobo lwebhodi le-HUB elisetshenziswe yimodyuli noma ibhodi leyunithi, ukuze incazelo yesibonisi sekhebula ifane.

2. Ngokuya ngezinhlobo ezahlukahlukene zamamojula noma amabhodi amayunithi, uhlelo oluhambisanayo luthunyelwa ekhadini lokwamukela, futhi ukuboniswa okusobala kuqinisekisa ukuthi imodyuli nebhodi leyunithi ziyakhonjiswa ngaphansi kohlelo olufanele, okuyisimo sokuthola imbangela yenkinga. Uhlobo lwemodyuli noma ibhodi leseli livame ukuphrintwa ku-PCB.

3. Ukubheka imojuli noma isimo sebhodi yeyunithi, nokunquma iphutha lokuqala. Isibonelo, amalambu ejwayelekile e-xenon, amaphoyinti wezintambo, izikwele ezincane, njll.

4. Usebenzisa i-multimeter ukuthola inkinga, ikakhulukazi usebenzisa le ndlela engenhla yokuthola okufutshane ukuthola phakathi kwe-chip nonyawo lwesibani.

5. Hlola futhi


Isikhathi sokuthumela: May-18-2020

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