1. Gabatarwa
Babban abin da ke cikin nunin LED shine diode mai fitar da haske (LED), wanda, kamar daidaitaccen diode, yana da halayen tafiyar da gaba-ma'ana yana da duka tabbatacce (anode) da mara kyau (cathode). Tare da haɓaka buƙatun kasuwa don nunin LED, kamar tsawon rayuwa, daidaito, da ingantaccen kuzari, amfani da cathode na yau da kullun da daidaitawar anode na gama gari ya zama tartsatsi a cikin aikace-aikace daban-daban. Don ƙarin fahimtar waɗannan fasahohin biyu, wannan labarin zai ba da cikakken bayani game da ilimin da suka dace.
2. Maɓalli Maɓalli Tsakanin Common Cathode da Common Anode
A cikin saitin cathode na kowa, duk cathodes na LED (mara kyau tashoshi) suna raba haɗin gama gari, yayin da kowane anode ke sarrafa kansa ta hanyar lantarki. Sabanin haka, jeri na anode na gama gari suna haɗa duk anodes na LED (tashafi masu kyau) zuwa madaidaicin ma'ana, tare da kowane cathodes da aka sarrafa ta hanyar sarrafa wutar lantarki. Dukansu hanyoyin ana amfani da su a cikin yanayin ƙirar da'ira daban-daban.
Amfanin Wuta:
A cikin anode diode gama gari, tashar gama gari tana haɗe zuwa babban matakin ƙarfin lantarki kuma yana ci gaba da aiki a duk lokacin da ake buƙatar babban ƙarfin lantarki. A gefe guda kuma, a cikin na'urar cathode diode na kowa, tashar gama gari tana haɗa da ƙasa (GND), kuma takamaiman diode kawai yana buƙatar karɓar babban ƙarfin lantarki don aiki, yadda ya kamata ya rage amfani da wutar lantarki. Wannan raguwar amfani da wutar lantarki yana da amfani musamman ga LEDs da ake amfani da su na tsawon lokaci, saboda yana taimakawa wajen rage yawan zafin jiki na allo.
Complexity:
Gabaɗaya, a cikin aikace-aikacen injiniyan aiki, da'irori na cathode diode na gama gari sun kasance sun fi rikitarwa fiye da na gama-gari na anode diode. Tsarin anode na gama gari baya buƙatar yawancin layukan ƙarfin lantarki don tuƙi.
3. Common Cathode
3.1 Menene Common Cathode
Tsarin cathode na kowa yana nufin cewa an haɗa ƙananan tashoshi (cathodes) na LEDs tare. A cikin da'irar cathode na yau da kullun, duk LEDs ko sauran abubuwan da ke gudana a halin yanzu suna da katodes ɗin su da aka haɗa zuwa wurin da aka raba, galibi ana kiran su “ƙasa” (GND) ko na kowa cathode.
3.2 Ka'idar Aiki na Common Cathode
Tafiya na Yanzu:
A cikin da'irar cathode na gama gari, lokacin da ɗaya ko fiye da na'urorin fitarwa na na'ura mai sarrafawa ke ba da babban ƙarfin lantarki, ana kunna madaidaitan LED ko abubuwan anodes. A wannan lokacin, halin yanzu yana gudana daga katode gama gari (GND) zuwa waɗannan abubuwan da ake kunnawa 'anodes, yana sa su haskaka ko aiwatar da ayyukansu daban-daban.
Dabarun Gudanarwa:
Da'irar sarrafawa tana daidaita yanayin kowane LED ko wasu abubuwan haɗin gwiwa (a kunne ko kashe, ko wasu jihohi masu aiki) ta hanyar canza matakin ƙarfin lantarki (babba ko ƙasa) a tashoshin fitarwa. A cikin da'irar cathode na kowa, babban matakin yawanci yana nuna kunnawa (haskewa ko yin aiki), yayin da ƙaramin matakin yana nuna kashewa (ba haskakawa ko rashin yin aiki ba).
4. Common Anode
4.1Menene Anode Common
Tsarin anode na kowa yana nufin cewa an haɗa tashoshi masu kyau (anodes) na LEDs tare. A cikin irin wannan da'irar, duk abubuwan da ke da alaƙa (kamar LEDs) suna da anodes ɗin su da aka haɗa su da madaidaicin anode na kowa, yayin da kowane nau'in cathode yana da alaƙa da tashoshi daban-daban na na'urar sarrafawa.
4.2 Ka'idar Aiki na Common Anode
Sarrafa Yanzu:
A cikin na kowa anode kewaye, a lokacin da daya ko fiye fitarwa tashoshi na kula da kewaye samar da wani low irin ƙarfin lantarki, wata hanya da aka halitta tsakanin cathode na daidai LED ko bangaren da na kowa anode, kyale halin yanzu gudana daga anode zuwa cathode. sa bangaren ya haskaka ko yin aikinsa. Sabanin haka, idan tashar fitarwa ta kasance a babban ƙarfin lantarki, halin yanzu ba zai iya wucewa ba, kuma ɓangaren ba ya haskakawa.
Rarraba Wutar Lantarki:
A aikace-aikace kamar na kowa anode LED nuni, tun da duk LED anodes an haɗa tare, suna raba irin ƙarfin lantarki tushen. Koyaya, kowane cathode na LED yana sarrafa kansa, yana ba da damar daidaitaccen iko akan kowane hasken LED ta hanyar daidaita ƙarfin fitarwa da na yanzu daga kewayen sarrafawa.
5. Fa'idodin Common Anode
5.1 Babban Fitowar Ƙarfin Yanzu
Tsarin kewayen anode na gama-gari yana da rikitarwa, amma suna da ƙarfin fitarwa mafi girma na yanzu. Wannan sifa ta sanya da'irori na anode na gama gari dacewa da aikace-aikacen da ke buƙatar babban fitarwar wuta, kamar layin watsa wutar lantarki ko manyan direbobin LED.
5.2 Kyakkyawan Ma'auni na Load
A cikin da'irar anode gama gari, tun da duk abubuwan da aka haɗa suna raba madaidaicin anode na gama gari, abin da ake fitarwa yanzu yana rarrabawa daidai gwargwado tsakanin abubuwan. Wannan ƙarfin daidaita nauyin kaya yana taimakawa rage matsalolin rashin daidaituwa, inganta ingantaccen aiki da kwanciyar hankali na kewaye.
5.3 Sassautu da Ƙarfafawa
Siffofin da'irar anode na gama gari suna ba da izinin ƙari mai sassauƙa ko cire abubuwan da aka gyara ba tare da buƙatar gyare-gyare mai mahimmanci ga tsarin kewaye gabaɗaya ba. Wannan sassauci da haɓakawa suna ba da fa'ida bayyananne a cikin hadaddun tsarin da manyan aikace-aikace.
5.4 Sauƙaƙe Zane
A wasu aikace-aikacen, da'irar anode na gama gari na iya sauƙaƙa ƙirar da'irar gabaɗaya. Misali, lokacin tuki na'urorin LED ko nunin kashi 7, da'irar anode gama gari na iya sarrafa abubuwa da yawa tare da ƴan fil da haɗin kai, rage ƙira da tsada.
5.5 Daidaituwa zuwa Dabarun Gudanarwa Daban-daban
Na'urorin anode gama gari na iya ɗaukar dabarun sarrafawa iri-iri. Ta hanyar daidaita siginar fitarwa da lokacin da'irar sarrafawa, ana iya samun daidaitaccen iko na kowane bangare a cikin kewayen anode gama gari don biyan buƙatun aikace-aikacen daban-daban.
5.6 Ingantaccen Dogaran Tsari
Zane-zane na da'irori na anode na kowa yana jaddada nauyin daidaitawa da ingantaccen rarrabawa na yanzu, wanda ke ba da gudummawa ga amincin tsarin gaba ɗaya. A cikin aiki na dogon lokaci da yanayin ɗaukar nauyi, da'irori na anode na gama gari suna kula da ingantaccen aiki, rage ƙimar gazawar da ƙimar kulawa.
6.Tukwici na Saitin Anode gama gari
Tabbatar cewa ƙarfin lantarki na anode na gama gari ya tsaya tsayin daka kuma yana da isasshen tsayi don fitar da duk abubuwan da aka haɗa.
Ƙirƙirar ƙarfin fitarwa da kewayon da'irar sarrafawa yadda ya kamata don guje wa ɓarna abubuwan da aka gyara ko ɓarna aiki.
Yi la'akari da yanayin jujwar wutar lantarki na LEDs kuma tabbatar da isasshen ƙarfin ƙarfin lantarki a cikin ƙira.
7. Amfanin Common Cathode
7.1 Babban Ƙarfin Ƙarfi
Da'irori na cathode gama gari na iya haɗa siginar fitarwa na na'urorin lantarki da yawa, yana haifar da ƙarfin fitarwa mafi girma. Wannan yana sanya da'irori na cathode na gama gari musamman masu fa'ida a cikin yanayin fitarwa mai ƙarfi.
7.2 Yawanci
Ana iya haɗa shigarwar shigarwa da tashoshi na gama gari na cathode cikin yardar kaina, ba da damar yin amfani da shi cikin sassauƙa zuwa na'urorin lantarki daban-daban. Wannan juzu'i yana ba da da'irori na cathode gama gari tare da aikace-aikace masu fa'ida a fagen injiniyan lantarki.
7.3 Sauƙin Daidaitawa
Ta hanyar daidaita abubuwa kamar resistors ko taswira a cikin da'irar, yanayin aiki da ƙarfin siginar fitarwa na da'irar cathode gama gari za'a iya canzawa cikin sauƙi. Wannan sauƙin daidaitawa yana sa da'irar cathode gama gari shahararru a aikace-aikacen da ke buƙatar daidaitaccen sarrafa siginar fitarwa.
7.4 Ikon Amfani da Wuta
A cikin aikace-aikacen nunin LED, da'irori na cathode na gama gari na iya rarraba wutar lantarki daidai, rage yawan amfani da wutar lantarki yadda ya kamata. Ana samun wannan ne saboda da'irori na cathode na gama gari suna ba da damar samar da wutar lantarki kai tsaye bisa ga takamaiman buƙatun LED, kawar da buƙatar masu rarraba wutar lantarki da rage asarar wutar da ba dole ba da samar da zafi. Misali, fasahar cathode na yau da kullun na iya rage ƙarfin aiki na kwakwalwan LED daga 4.2-5V zuwa 2.8-3.3V ba tare da shafar haske ko aikin nuni ba, wanda kai tsaye yana rage yawan wutar lantarki na nunin LED mai kyau da fiye da 25%.
7.5 Inganta Ayyukan Nuni da Kwanciyar hankali
Saboda rage yawan wutar lantarki, da'irori na cathode gama gari suna rage yawan zafin allo gaba ɗaya. Kwanciyar kwanciyar hankali da tsawon rayuwar LEDs sun bambanta da yanayin zafi; sabili da haka, ƙananan yanayin yanayin allo yana haifar da mafi girman aminci da tsawon rayuwa don nunin LED. Bugu da ƙari, fasahar cathode na gama gari yana rage adadin abubuwan PCB, ƙara haɓaka tsarin haɗin gwiwa da kwanciyar hankali.
7.6 Madaidaicin Sarrafa
A cikin aikace-aikacen da ke buƙatar madaidaicin iko na LED masu yawa ko wasu abubuwan haɗin gwiwa, kamar nunin LED da nunin ɓangarorin 7, da'irori na cathode gama gari suna ba da ikon sarrafa kowane bangare. Wannan madaidaicin ikon sarrafawa yana sa da'irori na cathode gama gari su yi fice a duka nuni da ayyuka.
8. Common Cathode Saita Tukwici
Lokacin amfani da nunin kashi 7 na cathode gama gari, guje wa hulɗa kai tsaye tare da saman kuma rike fil a hankali. Kula da soldering zafin jiki da lokaci don tabbatar da ingancin soldering. Har ila yau, tabbatar da cewa wutar lantarki mai aiki da na yanzu sun yi daidai, ƙasa da cathode na gama gari yadda ya kamata, kuma la'akari da ƙarfin tuƙi na microcontroller da sarrafa jinkiri. Bugu da ƙari, kula da fim ɗin kariya, dacewa tare da yanayin aikace-aikacen, da kwanciyar hankali na tsarin haɗin kai don tabbatar da aiki na yau da kullum da kuma tsawaita rayuwa na nuni na kashi 7 na cathode na kowa.
9. Yadda za a gane Common Cathode vs. Common Anode
9.1 Kula da Filayen LED:
Gabaɗaya, guntun fil na LED shine cathode, kuma mafi tsayi fil shine anode. Idan microcontroller ya haɗu da tsayin fil tare, yana amfani da tsari na anode na kowa; idan an haɗa fil ɗin da suka fi tsayi zuwa tashoshin IO na microcontroller, yana amfani da daidaitaccen tsari na cathode.
9.2 Voltage da Matsayin LED
Don LED iri ɗaya, tare da irin ƙarfin fitarwa na tashar jiragen ruwa, idan "1" ya haskaka LED kuma "0" yana kashe shi, yana nuna daidaitaccen tsari na cathode. In ba haka ba, shi ne na kowa anode sanyi.
A taƙaice, ƙayyadaddun ko microcontroller yana amfani da na kowa cathode ko na kowa anode sanyi ya haɗa da nazarin hanyar haɗin LED, yanayin kunnawa / kashe LED, da ƙarfin fitarwa na tashar jiragen ruwa. Gano daidaitaccen tsari yana da mahimmanci don ingantaccen sarrafa LEDs ko wasu abubuwan nuni.
Idan kuna son ƙarin sani game da nunin LED,tuntube mu yanzu. RTLEDzai amsa tambayoyinku.
Lokacin aikawa: Agusta-24-2024