Ma LED ane zvakawanda zvekushandisa muhupenyu hwedu. Izvo zvinogara kwenguva refu uye zvinoshanda. Iye zvino, tinoona ma LED aya mune zvinenge zvese zvehupenyu. Isu tinowedzera kupatsanura ma LED mumhando mbiri. Aya ndiwo COB uye SMD. COB inomirira "Chip on Board". Uye SMD inomirira "Surface Mounted Device." 

Muchikamu chiri pasi apa, tichakurukura zvose zviri zviviri. Isu ticharatidza kuti ese ari maviri ma LED anoshanda sei. Tichakurukurawo maitiro avo uye kugadzira. Tichaenzanisa mabasa avo.

Chii chinonzi COB LED?

Ndiyo imwe yekufambira mberi kutsva mumunda we LEDs. Iine zvakawanda zvakanaka pane mamwe marudzi e LEDs.

Pane imwe pateni yemachipi e LED inodiwa kugadzira mwenje weCOB. Aya machipisi akanyatso kurongedzerwa pamwechete. Uyezve, ine hwaro hwakagadzirwa nesilicon carbide. Nekudaro, isu tine chipu che LED chine kupenya kwakanakisa, kuri yunifomu. Ichi chimiro chinoita kuti ive yakakwana kune vanoita mafirimu. Inobatsirawo kune vanotora mifananidzo.

COB machipisi anoshandisa mapfumbamwe kana kupfuura diode. Kubatana kwayo uye dunhu hazvibvi pane nhamba ye diode. Chaizvoizvo, ivo vanogara vaine dunhu rimwe chete uye maviri ekubatika. Inogona kuburitsa mwenje wakajeka kana machipisi mahombe asvika 250 lumens. Nekudaro, inopawo pani chikamu nekuda kwekugadzirwa kwedunhu rayo. Izvi hazvibatsiri mumagetsi ekuchinja mavara. Imhaka yekuti iyi LED inoshandisa dunhu rimwe chete.

Kunzwisisa Kwakakosha KweCOB Tekinoroji:

Ehe, iwo chaiwo mwenje angave ari chikamu chekutanga cheCOB LED mwenje system. Iyo "Chip Pabhodhi" (COB) inoratidza pfungwa yekuti imwe neimwe unit ine akawanda LED machipi. Aya machipisi ari padivi peumwe pane imwe nzvimbo yakagadzirwa neceramics kana simbi. Ma LED ma semiconductors anoburitsa mafotoni akajeka.

Pakave nefungidziro yekuti huwandu hwemhando uye bhatiri yekumhanyisa nguva inopesana masangano. Kana kupenya kwakanyanya, nguva yekumhanya kwebhatiri ichava pfupi. Iyo tekinoroji yeCOB yakachinja chokwadi ichi. COB LEDs dzinogona kuburitsa kupenya kwakakwira nekuderera kwemvura.

Chii chinonzi SMD LED?

SMD inoreva kuSurface Mounted Devices. SMD inyanzvi yekugadzira maseketi emagetsi. Mune nzira iyi, mapuranga ematunhu ane zvikamu zvakaiswa pavari. SMD LEDs idiki kwazvo muhukuru. Haina mapini uye inotungamira. Inobatwa zvirinani neautomated assembly machines kwete munhu. Nekuda kwekushaikwa kwehemispherical epoxy casing, iyo SMD LED inopawo yakafara angle angle.

Iwo maSMD LEDs anogona kuburitsa kupenya kwakajeka nekuderera kwemvura. Iyo imhando ye LED inobatanidza mavara matatu ekutanga mune imwe encapsulation. Inoshandisa polarization maitiro ekusangana kwebhodhi redunhu. Midziyo yemhando yepamusoro inodiwa kuti upedze kuita uku. Inobatsira kukunda matambudziko akawanda. Izvi zvinosanganisira ma LED asingashande.

Kunzwisisa Kwakakosha KweSMD Tekinoroji:

SMD inoshandawo pane tekinoroji yeLED. Yakatsiva teknolojia yekare. Iyo yekare yakashandiswa waya inotungamira panguva yekugadzira. MuSMD tekinoroji, isu tinoita iyo yekumisikidza pane madiki madiki zvishandiso. Nokudaro, inotora nzvimbo duku. Uye isu tinogona kushandisa nyore tekinoroji iyi mumidziyo midiki yemagetsi.

Tinogona kuita otomatiki gungano rePCB tichishandisa tekinoroji iyi. Iyi tekinoroji inowedzera kuvimbika kwechishandiso, kugona, uye kuita.

Misiyano Yakakosha Pakati peCOB LED Uye Iyo SMD LED:

Iye zvino, tichakurukura zvimwe zvinhu zvinosiyanisa pakati pemhando idzi dze LED. Aya maficha anotibatsira zviri nani kuona kuti ndeipi iri nani kushandisa.

Simba Rinoshanda:

Kazhinji kutaura, marambi eCOB anotipa simba riri nani. Iyo COB LED ine yakakwira kugadzirwa. Saka, isarudzo yakanakisa yekuvhenekesa kuita zvinodiwa.

Asi ramba uchifunga nezvema LEDs aya ane simba zvakanyanya. Vane kuita zvirinani zvichienzaniswa nefilament bulbs. Uye ndicho chikonzero ivo vava sarudzo yakakurumbira kupfuura aya mababu.

NeSMD neCOB, kushanda kwesimba kunoenderana ne lumens kushandiswa. Kana paine lumens yakakwirira, simba rekushandisa riri nani. Iko kushanda kwakaderera kweSMD kana ichienzaniswa neCOB.

Rura uye Rudzi Tembiricha:

Chinhu chinotevera pane yedu runyorwa ruvara uye kupisa kwemavara. Nezve izvi, iyo SMD iri nani pane COB. SMD inotipa huwandu hwakawanda hwemavara. Iyo tembiricha yemavara inonyanya kuchinjika kune SMD.

Kune matatu ekutanga mavara, RGB, anoshandiswa muSMD. Tinogona kunyatsoratidza chero ruvara tichishandisa aya mavara ekutanga. SMD inoita kuti zvive nyore kuwana chero ruvara. Iyo SMD LED inoshanduka zvakare yekushandura tembiricha yemavara.

Asi COB LED haina nzvimbo iyi. Iwe haugone kushandura tembiricha yemavara uye ruvara. Iine dhizaini inobvumira kubuda kweruvara rumwe chete. Asi pane chikomborero chakavanzika pano. Nekuda kwekubuda kweruvara rumwe chete, rinotipa mwenje wakagadzikana.

Hunhu HweChiedza:

Idzi mbiri tekinoroji dzinosiyana mumhando yechiedza. Zvinonyanya kukonzerwa nemhando dzakasiyana dzavainadzo. Iyo SMD neCOB ine nhamba yakasiyana yedhiodhi. Aya diode anokanganisa huwandu uye kupenya kwechiedza.

Uchishandisa tekinoroji yeSMD, mwenje unogadzirwa une kupenya kwairi. Chiedza ichi chakanakira kana tikachishandisa sechiedza chepfungwa. Imhaka yekuti chiedza chinogadzirwa chinobva pakubatanidza magetsi akawanda.

Tichishandisa tekinoroji yeCOB, isu tichava neasina kupenya, kunyangwe mwenje. Iyo COB inogadzira mwenje wechiedza. Chiedza ichi chakafanana uye chiri nyore kushandura. Zviri nani nekuti inoburitsa gonyo rakakura danda kona. Nokudaro, tinogona kuitsanangura zviri nani sechiedza chepamusoro.

Mutengo Wekugadzira:

Isu tinoziva kuti zvishandiso zvakasiyana zvinoshandisa COB uye SMD matekinoroji. Mutengo wemidziyo iyi uchasiyana. Zvinoenderana nemari yebasa uye mutengo wekugadzira.

Kune SMD, mutengo wekugadzira wakakwira. Semuenzaniso, tinofananidza basa, zvinhu, uye maitiro ekugadzira. Kuenzanisa uku kunoratidza kuti SMD inodhura kupfuura COB. Imhaka yekuti SMD inoguma mu15% yemari yezvinhu. Uye iyo COB inoguma yegumi muzana yemari yezvinhu. Zvinoratidza kuti iyo yekupedzisira inogona kukuchengetedza nezve 10%. Asi ramba uchifunga kuti aya ndiwo maverengero akajairwa. Nekudaro, ichokwadi kuti SMD inodhura kana ichienzaniswa neCOB.

Kujeka:

Tekinoroji ye LED inoburitsa mwenje wakajeka. Zviedza izvi zviri nani mazuva ano kune filament bulbs. Asi pakati peCOB neSMD, kupenya kunosiyana. Izvo zvakare nekuda kwekusiyana kweiyo lumens.

Kune COB, isu tine angangoita makumi masere lumens pa watt. Uye kune SMD, inogona kubva pamakumi mashanu kusvika ku80 lumens pa watt. Nekudaro, marambi eCOB anopenya uye ari nani.

Kugadzira Maitiro:

Ose maviri aya ma LED ane akasiyana kugadzira maitiro. Kune SMD, isu tinoshandisa insulating glue uye conductive glue. Isu tinoshandisa matinji aya kubatanidza machipisi. Machipisi anogadziriswa padhi. Inobva yaiswa weld kuitira kuti ibate zvakasimba. Iri padhi riripo muchibatiso chemwenje. Mushure meizvi, tinoita bvunzo yekuita. Muedzo uyu unovimbisa kuti zvese zviri mushe. Mushure mekuedzwa kwekuita, tinoipfekedza ne epoxy resin.

Kune COB, iwo machipi akabatanidzwa zvakananga kuPCB. Iyo zvakare ine bvunzo yekuita uye inozoputirwa ne epoxy resin.

Application:

Iyo COB neSMD inotipa marudzi akasiyana ekushandisa. Aya magetsi eSMD ari nani kune:

• Chiratidzo
• Kuvhenekera nzvimbo dzebhizinesi
• makirabhu
• Bhari
• Restaurants
• Hotels
• Zvitoro zvekutengesa

COB tekinoroji ine dzakasiyana siyana dzekushandisa. Kazhinji kutaura, vaizoshanda zvirinani zvikamu zveindasitiri uye zvinangwa zvekuchengetedza. Danda rinogadzirwa nemwenje weCOB uye kupenya kwavo kunoita kuti ive yakakodzera kune izvi zvinangwa. Usati wafunga kuti ndeipi tekinoroji yakakunakira iwe, iwe unofanirwa kufunga nezvese zvinhu.

Ndeipi LED Inonyanya Kushanda?

Mwenje dze LED dzakapinda dzinenge mativi ese ehupenyu hwedu hwezuva nezuva. Kuti tinzwisise musiyano uripo pakati peSMD neCOB, tinotora mienzaniso miviri.

Photography:

COB LED marambi akanyanya kuwanda munyaya yekutora mifananidzo. Isu tava kuziva kuti COB LED ine yakafara-ekona danda. Nekuda kweizvi, vanogadzira kupenya kwakafanana. Iyi ficha inoita kuti ive inofarirwa nevatori vemifananidzo nevagadziri vemafirimu.

Architectural Lighting:

Panyaya yekuvhenekera kwakawanda, isu tinosarudza SMD LEDs. Semuenzaniso, kune mwenje wepaneti wakaparadzaniswa, kune chando diffuser. Inovhara nzvimbo yemwenje. Saka isu tinoshandisa SMD LEDs.

Nepo kune yakaoma mwenje maapplication, isu tinoda COB LED. Panyaya yekuvhenekera kwekuvaka, tinoda zviri nani danda angles. Saka isu tinoshandisa COB LED. Izvo zvakakodzerawo kune aesthetically inofadza zviitiko.

Ndeipi LED Inopenya Uye Zvirinani?

Zvinhu zvitatu zvinotarisa kuti ndeipi LED iri nani. Izvi ndizvo zvinotevera:

• Mari-inoshanda
• Simba rakanaka
• kupenya

Mutengo-kubudirira:

Kutanga, funga kuti magetsi e LED ane mari yakawanda kupfuura mamwe ma bulbs. Nekuda kwehupenyu hwakareba, kugona kwesimba, uye kupenya, ivo vanonyanya kufarirwa. Uye kana zvasvika kune COB uye SMD LEDs, yekutanga inodhura-inoshanda.

Simba Kushanda:

Zvakare, ichokwadi kuti marambi e LED anochengetedza simba kupfuura mamwe ma bulbs. Pakati pezviviri izvi, chimiro ichi chinotsamira pane lumens inoshandiswa. Kana paine malumens akakwira anoshandiswa, pane simba rakawanda.

Kujeka:

Kana tichitaura nezve mwenje, chinhu chekutanga chinouya mupfungwa kupenya kwavo. Iyo COB LED inopenya. Imhaka yekuti inoshanda pane yakakwira lumen ichienzaniswa neSMD LED.

Ndezvipi Zvakafanana Pakati peCOB LED uye SMD LED?

Takurukura zvakakosha zvekusiyanisa mapoinzi pakati peaya matekinoroji. Asi, hongu, iwo ese ari maviri ma LED matekinoroji. Vane zvakawanda zvakafanana pakati pavo. Ngatitarisei izvi zvakafanana muchidimbu:

• Iwo machipi eese ari maviri matekinoroji ane akawanda diode aripo pameso avo.
• Iwo machipi eese ari maviri matekinoroji ane maviri anobatika uye 1 wedunhu.
• Kunyangwe zvichisiyana muhuwandu, ese ari maviri akajeka uye anochengetedza simba.
• Zvose izvi zvinoshandisa teknolojia ye LED.
• Ose maviri ma LED ane magadzirirwo akareruka uye hupenyu hurefu.

mhedziso:

Nezvezviratidziro kana mwenje, tekinoroji yeLED yakakwirira kune vamwe. Izvo zviri nani maererano nehupenyu hurefu, kushanda nesimba, uye kupenya. Ndosaka tichikurudzira kuti usarudze marambi e LED pane mamwe ma bulbs.

Zvakangodaro, COB LED inodarika imwe yayo mune zvakawanda zvakakosha maficha. Asi zvese zvinoenderana nechinangwa chauri kutarisa LED.

Iyi posvo yakagovana nzwisiso yekutanga yeSMD uye COB LED matekinoroji. Pazvinhu zvipi zvavanosiyana kubva kune mumwe nemumwe? Ndezvipi zvakafanana izvo COB LED uye SMD LED vane? Nderipi rinonyanya kukodzera bhizinesi rako? Mushure mekuverenga chinyorwa ichi, isu tinovimba iwe unogona kusarudza zviri nyore kuti ndeipi tekinoroji ye LED inokodzera iwe.

Isu tiri fekitori inoshanda mukugadzira zvemhando yepamusoro zvakagadziridzwa LED mitsetse uye LED neon mwenje.
Ndapota taura nesu kana uchida kutenga mwenje we LED.