Tianhui- e 'ngoe ea bahlahisi le barekisi ba li-chip tsa UV tse etellang pele ho fana ka litšebeletso tsa ODM/OEM UV led chip.

Tsebo e Khanyang ea Diode Resistance Cold

2022-12-21

Tianhui

Na ke tlameha ho eketsa khanyetso? Ho tla etsahala'ng ntle le khanyetso ntle le motlakase? E, diode e ntšang khanya e tlameha ho eketsoa ka ho hanyetsa ho sebelisoa. The light emitting diode e ke ke ea ba ka ho toba motlakase o itseng. Ho hanyetsa ho phalla ho tlameha ho fokotsoa. Ho seng joalo. Ke hobane'ng ha khanya e ntšang diode e sa khone ho hokahana ka ho toba le li-diode tse khanyang tse ke keng tsa kopanngoa ka ho toba lipheletsong tse peli tsa motlakase haholo-holo li bakoa ke mabaka a mabeli: 1) ho theoha ho nepahetseng ha motlakase ha ho lumellane; 2) liphetoho tse teng hona joale li kholo. Lebaka le ka tlase. Phokotso e ntle ea khatello ea leseli-emitting diode e fapane. Ha o sebetsa ka mokhoa o tloaelehileng, diode e ntšang leseli e tla ba le khatello e ntle ea VF. VF ha se boleng bo itseng, empa ke bophara. Ho nka mohlala oa "red light emitting diode", mofuta oa VF ke (1.7-2.2) V, 'me nako le nako Ho lumellana ha litšoaneleho tsa khanya ea leseli ha ho molemo,' me ho fapane hanyenyane, kahoo ho thata ho fumana. motlakase o loketseng diode tsohle. 2. Mokhoa o nepahetseng oa ho khantša diode tse emitting. The light emitting diode ka kakaretso e na le mekhoa e 'meli ea ho khanna. Mokhoa oa pele ke ho hokahanya le khoele ea hona joale -e fokolang ea ho hanyetsa motlakase; mokhoa oa bobeli ke ho sebelisa mohloli oa kamehla oa hona joale ho khanna. Mokhanni oa motlakase oa kamehla. E le ho thibela hona joale hore e se ke ea e-ba khōlō haholo, diode e ntšang leseli e chesoa, 'me leseli le khanyang le ho hanyetsa hona joale ho hloka ho phalla. Boleng ba khanyetso bo phetheloa ka mekhoa e latelang: R = (V-Vf)/i. Har'a tsona, VF ke motlakase o ka pele oa diode e ntšang, 'me ke hona joale eo ke batlang ho phalla. Ho nka mohlala oa "red light emitting diode" e le mohlala, sebaka sa "voltage" e ka pele ea VF ke (1.7-2.2) V 'me se sebetsang hona joale ke 2-25mA. Haeba u e tlisa ka foromo. Mokhoa ona oa ho khanna o sebelisoa ka kakaretso tabeng eo palo ea li-LED e leng nyenyane. Haeba e sebelisoa e le pontšo ea matla le pontšo ea alamo potoloho ea leseli, haeba palo ea diode ea ho khanna e le khōlō, u ka nahana ka ho sebelisa mokhanni oa mohloli oa mohloli oa kamehla. Mohloli oa Hengliu o sebelisoa haholo indastering ea mabone a lapeng. Kaha li-LED tsohle li kopantsoe ka letoto, ha feela LED e le 'ngoe e senyehile, li-LED kaofela ha li khanya. 3. Papiso ea mekhoa e 'meli ea ho khanna, mokhoa oa hona joale oa ho thibela ho thibela, o sebelisoa haholo tabeng eo palo ea mabone a lebone a LED e batlang e le nyenyane. Molemo ke hore potoloho e bonolo, 'me bothata ke hore ho fokotsa khatello e ntle ea diode e hlahisang leseli ha e lumellane, kahoo khanya ea tšebeliso e ngata e fapane. Mokhoa oa ho khanna oa mohloli oa Hengliu o ka etsa bonnete ba hore khanya ea diode e 'ngoe le e' ngoe e hlahisang e tšoana hantle, empa ho senyeha ha lifaha tsa lebone tsa LED ho tla ama ts'ebetso ea lifaha tsohle tsa lebone la LED. Akaretsa li-diode tse hlahisang leseli li ke ke tsa sebelisoa ka kotloloho phepelong ea motlakase.

Tsebo e Khanyang ea Diode Resistance Cold 1

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Mongoli: Tianhui- Sefi sa menoang ea LED ea UV

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