Ho lumeloa hore metsoalle e etsang SMT ho fetola lifaha tsa lebone hangata e kopana. Lebone la rona la SMT semi-finished lebone le tla hlaha ka mabone a le mong kapa a mabeli a sa tloaelehang nakong ea tlhahlobo. Ka lebaka la moralo oa potoloho, boholo ba mapolanka a potoloho a entsoe ka tsela e le 'ngoe,' me lebone le sa tloaelehang la lebone le tla boela le ama lebone ka mor'a lebone le ka morao. Tšebeliso e tloaelehileng ea sefaha, ka nako ena re hloka ho nkela sefaha se le seng sa lebone sebaka. Hona joale ho na le tse fokolang tse kentsoeng, ha e le hantle kaofela li teng
“Setikara sa tafole
”mofuta. Hobane maoto ha a etelle pele, li-LED li ka ba haufi le substrate, 'me maemo a ho senya mocheso a ntlafalitsoe ka ho feletseng. Ke hantle hobane ha ho na
“leoto
”E boetse e tlisa litšitiso tse ngata ho phetiso ea tokiso. E re re u ise ho utloisisa mokhoa o nepahetseng le o sebetsang oa ho fetola lifaha tsa lebone le le leng. Ho etsa mosebetsi o motle oa ho fetola lifaha, o lokela ho hlatsoa matsoho a hau pele ho fokotsa ho hanyetsa letlalo ho sireletsa lifaha tsa lebone ho tsoa likotsi ka electrostatic. 'Me u lokise lisebelisoa le lisebelisoa tse latelang, u ka qala ho haha: Sethunya sa moea o chesang se ka khetha se sebelisoang ka ho fetisisa bakeng sa tlhokomelo. Mondrers le joala li sebelisoa ho thusa ho cheselletsa. Ho tšela rosin ka joala ho ka qhibiliha. Sinus e sebelisetsoa ho lokisa le liphello tsa conductive tsa mabone a mabone. Lifaha tsa lebone tsa LED tse lokelang ho nkeloa sebaka ka kakaretso li arotsoe ka tse latelang: puo ea pele ka ho etsisa lifaha tse phallang. Hobane mofuta ona oa lebone la lebone le teng sebakeng se khanyang, ho bonolo ho nkela sebaka. Ntlha ea pele, sebelisa tšepe ea soldering ho futhumatsa manonyeletso a mabeli a solder ho tlosa mabone a mabe, 'me u sebelise tšepe ea soldering ho batalatsa lipampiri tse peli. Ebe beha lebone le lecha sefaha ka eleketrode ea pele positive le negative ho ea pele, 'me joale e nyenyane welded ka lithakhisa. Tobetsa sefaha sa lebone ka menoana ea hau ho se cheselletsa. Ho lokela ho ba le palo e itseng ea solder holim'a hlooho ea tšepe ea soldering nakong ea ho cheselletsa. Ha o sebetsa, o ka sebelisa tšepe ea solder ho bulela lipampiri tse peli ho cheselletsa makhetlo a 2 ho isa ho a 3. Sena ke sa bohlokoa, ho seng joalo ho bonolo ho etsa hore lifaha li emise moea ho ama mocheso oa mocheso. Ho phaella moo, ho molemo ho sebelisa conductivity e 'ngoe ea mocheso ho sepakapaka se chitja bohareng ho fokotsa ho hanyetsa mocheso holim'a lesela le chitja bohareng ho fokotsa ho hanyetsa mocheso. Fetola sehlopha sa 5050
“Setikara sa tafole
”(E boetse e tsejoa e le SMD) Lifaha tse khanyang li tla shebahala li le thata. Ho sebelisa lithunya tsa moea o chesang le tšepe ea solder ea motlakase fatše, ha feela karoloana ea aluminium e sa senyehe. Ebe u sebelisa tšepe ea soldering ho tlosa welding e feteletseng 'me u siee lera le lesesaane feela. Mohato o latelang oa welding o lokela ho qala ho tloha ka morao, hobane liphahlo tse ka pele li patehile haholo, 'me sethunya sa moea o chesang se tla chesoa habonolo ka collagen ea lifaha tsa lebone. Fumana boemo ba lifaha tsa lebone ka morao ho substrate ea aluminium, 'me u e chese ka tile e kholo kapa sethunya sa moea o chesang ho fihlela weld e ka pele e qhibiliha ho cheselletsa lifaha tsa lebone. Bakeng sa lifaha tsa lebone tse nyenyane tse kang 5730, ho phaella ho lihlopha tse peli tse cheselitsoeng tse emelang lipalo tsa LED, ho tla ba le liphahlo tse khethehileng bakeng sa ho senya mocheso bohareng. Chesa. Ha e le hantle, u ka boela ua sebelisa mabone a aluminium kapa mehloli e meng ea mocheso ho futhumatsa li-substrates tsa aluminium. Leha ho le joalo, ka linako tse ling sefaha sa lebone se senyang ka linako tse ling ha se hakaalo hore se nkeloe sebaka. Haeba lifaha tse fetang 5 tse tšoanang tsa lebone li ka tlosoa ka ho toba, lifaha tsa lebone tse mpe li ka tlosoa ntle le ho nchafatsoa; Potoloho e khutšoanyane. Ka mekhoa e 'meli e ka holimo, ea pele e tla eketsa palo e setseng ea likhahla tse khanyang, ho feta palo ea li-parallels, tse nyenyane, esita le ha ho hlokahale hore li nahane. Mokhoa oa bobeli ha o na phello ho lifaha tsa lebone tse setseng. Empa ntho e le 'ngoe e tšoanang ke hore bokaholimo ba lebone bo tla hlaha ka matheba a lefifi kapa libakeng tse lefifi, tse amang botle ka kakaretso. Ka holimo ke mokhoa oo re atisang ho fetola lifaha tsa lebone ka oona. Ke tšepa ho u thusa. Ke moetsi oa lifaha tsa lebone tsa LED ea profeshenale ea nang le litokelo tse ngata tsa naha. Lihlahisoa tse ka sehloohong ke mabone a pherese a LED, lifaha tsa lebone la infrared LED, lifaha tsa lebone tsa ultraviolet, lifaha tsa lebone tsa mebala ea LED, joalo-joalo. E kholo. Haeba u hloka ho ithuta ho eketsehileng ka lifaha tsa lebone tsa LED, u ka buisana le tšebeletso ea bareki!
![Mokhoa oa ho Beha Lifaha tsa Lebone la SMD ka Nepo Botong ea Lebone 1]()
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