1. Hordhac
Qaybta udub-dhexaadka ah ee soo-bandhigidda LED-ku waa diode-fidinta iftiinka (LED), kaas oo, sida diode-ga caadiga ah, wuxuu leeyahay sifo horay u socota - taas oo macnaheedu yahay inuu leeyahay labadaba togan (anode) iyo mid taban (cathode). Iyada oo la kordhinayo dalabaadka suuqa ee bandhigyada LED-ka, sida cimriga dheer, joogtaynta, iyo hufnaanta tamarta, adeegsiga cathode-ka caadiga ah iyo qaabeynta anode-ka caadiga ah ayaa ku baahday codsiyo kala duwan. Si uu kaaga caawiyo inaad si fiican u fahamto labadan tignoolajiyada, maqaalkani wuxuu bixin doonaa dulmar faahfaahsan oo ku saabsan aqoontooda ku habboon.
2. Farqiga Muhiimka ah ee u dhexeeya Cathode Common iyo Anode Common
Habaynta cathode-ka caadiga ah, dhammaan cathodes-ka LED-ga (terminals-ka xun) waxay wadaagaan xiriir guud, halka anode kasta si gaar ah loo xakameeyo korantada. Taas bedelkeeda, qaabeynta anode-yada caadiga ah waxay ku xiraan dhammaan anodes-ka LED-ka (mararka wanaagsan) ilaa barta la wadaago, oo leh cathodes shakhsi ahaaneed oo lagu maareeyo xakamaynta korantada. Labada habba waxaa loo isticmaalaa xaaladaha naqshadaynta wareegga kala duwan.
Isticmaalka Korontada:
Diode anode-ka caadiga ah, terminalka caadiga ah wuxuu ku xiran yahay heerka tamarta sare wuxuuna sii ahaadaa mid firfircoon mar kasta oo loo baahdo koronto sare. Dhanka kale, in diode-cathode-ga caadiga ah, terminalka caadiga ah wuxuu ku xiran yahay dhulka (GND), kaliya diode gaar ah ayaa u baahan inuu helo koronto sare si uu u shaqeeyo, si wax ku ool ah u yareeya isticmaalka tamarta. Hoos u dhigista isticmaalka korontada ayaa si gaar ah faa'iido u leh LED-yada loo isticmaalo wakhti dheer, sababtoo ah waxay ka caawisaa hoos u dhigista heerkulka shaashadda.
Kakanaanta Wareegga:
Guud ahaan, codsiyada injineernimada wax ku oolka ah, wareegyada cathode diode ee caadiga ah waxay u muuqdaan inay ka sii adag yihiin wareegyada diode diode caadiga ah. Qaabeynta anode-ga caadiga ah uma baahna inta badan khadadka korantada sare ee wadista.
3. Cathode Common
3.1 Waa maxay Cathode Common
Qaabeynta cathode caadiga ah waxay ka dhigan tahay in terminaalka taban (cathodes) ee LED-yada ay isku xiran yihiin. Wareegga cathode-ka caadiga ah, dhammaan LED-yada ama qaybaha kale ee hadda la wado waxay leeyihiin cathodes-ka ku xiran barta la wadaago, oo badanaa loo yaqaan "dhulka" (GND) ama cathode caadiga ah.
3.2 Mabaadi'da Shaqada ee Cathode Guud
Socodka Hadda:
In wareegga cathode caadiga ah, marka hal ama in ka badan terminal wax soo saarka ee wareegga kantaroolku ay bixiyaan danab sare, LED-yada u dhiganta ama qaybaha 'anodes waa la hawlgeliyay. Halkaa marka ay marayso, hadda waxa uu ka soo qulqulaa cathode-ka caadiga ah (GND) ilaa qaybahan firfircoon ee anodes-ka, taas oo keenaysa in ay iftiimiyaan ama qabtaan hawlahooda kala duwan.
Xakamaynta macquulka ah:
Wareegga kontoroolka ayaa xakameynaya xaaladda LED kasta ama qaybaha kale (shir ama dami, ama gobolo kale oo shaqeynaya) iyadoo la beddelayo heerka korantada (sare ama hoose) ee marinnada wax soo saarka. Wareegga cathode-ka caadiga ah, heerka sare wuxuu caadi ahaan tilmaamayaa firfircoonida (iftiin ama samaynta hawl), halka heerka hoose uu muujinayo deactivation (aan iftiimin ama aan shaqaynayn).
4. Anode Common
4.1Waa maxay Anode Common
Qaabeynta anode-ka caadiga ah waxay ka dhigan tahay in terminaalka togan (anodes) ee LED-yada ay isku xiran yihiin. Wareegga noocan oo kale ah, dhammaan qaybaha la xidhiidha (sida LED-yada) waxay leeyihiin anodes-ka ku xiran barta anode caadiga ah, halka qayb kasta oo ka mid ah cathode ay ku xiran tahay terminal kala duwan oo ka mid ah wareegga xakamaynta.
4.2 Mabaadi'da Shaqada ee Anode Common
Xakamaynta hadda:
In wareegga anode caadiga ah, marka mid ama in ka badan terminal wax soo saarka ee wareegga gacanta ay bixiyaan danab hooseeya, waddo ayaa la abuuray inta u dhaxaysa cathode ee LED ama qayb u dhiganta iyo anode caadiga ah, jidaynayey hadda in ay ka soo qulqulaan anode in cathode ah, taasoo keenaysa in qaybtu iftiimiso ama ay qabato shaqadeeda. Taa beddelkeeda, haddii terminalka wax-soo-saarku uu ku jiro koronto sare, hadda ma gudbi karo, qaybtuna ma iftiimiso.
Qaybinta Korantada:
Codsiyada sida bandhigyada LED-ka caadiga ah, maadaama dhammaan anodes-ka LED-ku ay isku xiran yihiin, waxay wadaagaan isha korantada isku midka ah. Si kastaba ha ahaatee, cathode kasta oo LED ah ayaa si madax banaan loo kontaroolaa, taas oo u oggolaanaysa in si sax ah loo xakameeyo dhalaalka LED kasta iyada oo la hagaajinayo tamarta wax soo saarka iyo hadda ee wareegga xakamaynta.
5. Faa'iidooyinka Anode Common
5.1 Wax-soo-saarka Sare ee Awoodda Hadda
Qaab dhismeedka wareegga anode-ga caadiga ah waa mid aad u adag, laakiin waxay leeyihiin wax soo saar sare oo hadda jira. Dabeecaddani waxay ka dhigaysaa wareegyada anode-ga caadiga ah ee ku habboon codsiyada u baahan wax soo saar koronto oo sarreeya, sida xadhkaha gudbinta korontada ama darawallada awoodda sare ee LED.
5.2 Isku dheeli tirka culeyska oo aad u wanaagsan
In wareegga anode caadiga ah, maadaama dhammaan qaybaha ay wadaagaan dhibic anode caadiga ah, hadda wax soo saarka ayaa si siman loogu qaybiyaa qaybaha. Awoodda isku dheelitirka culeyska ayaa kaa caawineysa yareynta arrimaha is-maandhaafka ah, hagaajinta waxtarka guud iyo xasilloonida wareegga.
5.3 Dabacsanaanta iyo Miisaanka
Naqshadeynta wareegga anode-ga caadiga ah waxay u oggolaaneysaa in lagu daro dabacsanaan ama ka saarida qaybaha iyada oo aan loo baahnayn isbeddel weyn oo lagu sameeyo qaabka guud ee wareegga. Dabacsanaanta iyo miisaankani waxay bixiyaan faa'iido cad oo ku saabsan nidaamyada adag iyo codsiyada baaxadda leh.
5.4 Naqshad Wareeg oo La Fududeeyay
Codsiyada qaarkood, wareegga anode-ga caadiga ah ayaa fududayn kara naqshadda guud ee wareegga. Tusaale ahaan, marka aad wadid arrays LED ama bandhigyada 7-qaybood, wareegga anode-ga caadiga ah wuxuu xakameyn karaa qaybo badan oo leh biinanka iyo xirmooyinka yar, yareynta kakanaanta naqshadeynta iyo qiimaha.
5.5 La qabsiga Xeeladaha Xakamaynta ee Kala duwan
Wareegyada anode-yada caadiga ah waxay qaadi karaan xeelado kala duwan oo xakameyn ah. Iyada oo la hagaajinayo calaamadaha wax soo saarka iyo wakhtiga wareegga xakamaynta, xakamaynta saxda ah ee qayb kasta oo ka mid ah wareegga anode-ka caadiga ah ayaa lagu gaari karaa si loo buuxiyo shuruudaha codsiga kala duwan.
5.6 Hagaajinta Isku halaynta Nidaamka
Naqshadeynta wareegyada anode-ga caadiga ah waxay xoogga saartaa isku dheelitirka culeyska iyo qaybinta hadda la hagaajiyay, taas oo gacan ka geysata isku hallaynta nidaamka guud. Hawlgallada muddada-dheer iyo xaaladaha culeyska sarreeya, wareegyada anode-yada caadiga ah waxay ilaaliyaan waxqabadka xasilloon, yareynta heerarka guuldarada iyo kharashka dayactirka.
6.Talooyin Dejinta Anode Common
Hubi in korantada anode-ga caadiga ahi ay deggan tahay oo ku filan tahay in la wado dhammaan qaybaha ku xiran.
U qaabee tamarta wax soo saarka iyo kala duwanaanta hadda ee wareegga xakamaynta si habboon si aad uga fogaato qaybaha waxyeellada leh ama hoos u dhigista waxqabadka.
Tixgeli sifooyinka hoos u dhaca danabyada hore ee LED-yada oo hubi in ku filan heerka korantada ee naqshadeynta.
7. Faa'iidooyinka Cathode Guud
7.1 Awood Awood Sare
Wareegyada cathode-ga caadiga ah waxay isku dari karaan calaamadaha wax soo saarka ee qalabyada elektiroonigga ah ee badan, taasoo keentay awoodda wax soo saarka sare. Tani waxay ka dhigaysaa wareegyada caadiga ah ee cathode si gaar ah faa'iido u leh xaaladaha wax soo saarka awoodda sare.
7.2 Kala duwanaansho
Xirmooyinka wax-soo-saarka iyo soo-saarka ee wareegga caadiga ah ee cathode ayaa si xor ah loogu xiri karaa, taas oo u oggolaanaysa in si dabacsan loogu isticmaalo qalabyada elektaroonigga ah ee kala duwan. Kala duwanaanshiyahani wuxuu bixiyaa wareegyada cathode ee caadiga ah oo leh codsiyo kala duwan oo duurka ku ah injineernimada elektiroonigga ah.
7.3 Fududeynta Hagaajinta
Iyada oo la hagaajinayo qaybaha sida iska-caabiyeyaasha ama transformers-ka wareegga, xaaladda hawlgalka iyo xoogga calaamada soo-saarka ee wareegga caadiga ah ee cathode si fudud ayaa wax looga beddeli karaa. Fududeyntan hagaajinta ayaa ka dhigaysa wareegyada cathode-ka caadiga ah oo caan ku ah codsiyada u baahan xakamaynta saxda ah ee calaamadaha wax soo saarka.
7.4 Xakamaynta Isticmaalka Korontada
Codsiyada bandhiga LED-ka, wareegyada cathode-ga caadiga ah waxay si sax ah u qaybin karaan danab, si wax ku ool ah u yareeya isticmaalka tamarta. Tan waxaa lagu gaaraa sababtoo ah wareegyada cathode-ga caadiga ah waxay u oggolaanayaan sahayda korantada tooska ah iyadoo loo eegayo shuruudaha gaarka ah ee LED kasta, baabi'inta baahida koronto-qeybiyaha iska caabiyeyaasha iyo yareynta khasaaraha aan loo baahnayn ee tamarta iyo soo saarista kulaylka. Tusaale ahaan, tignoolajiyada caadiga ah ee cathode waxay hoos u dhigi kartaa awoodda hawlgalka ee chips LED laga bilaabo 4.2-5V ilaa 2.8-3.3V iyada oo aan saameyn ku yeelan dhalaalka ama waxqabadka bandhigga, taas oo si toos ah u yaraynaysa isticmaalka awoodda bandhigyada LED-ga-fiican in ka badan 25%.
7.5 Kordhinta Waxqabadka Bandhigga iyo Xasiloonida
Sababo la xiriira isticmaalka tamarta oo yaraatay, wareegyada cathode caadiga ah waxay hoos u dhigaan heerkulka guud ee shaashadda. Xasiloonida iyo cimriga LED-yadu waxay u dhigmaan heer kulka; sidaas darteed, heerkulka shaashadda hoose wuxuu keenaa in la isku halleyn karo oo sarreeya iyo cimri dhererka bandhigyada LED. Intaa waxaa dheer, tignoolajiyada caadiga ah ee cathode waxay yaraynaysaa tirada qaybaha PCB, sii wanaajinta isdhexgalka nidaamka iyo xasiloonida.
7.6 Xakamaynta saxda ah
Codsiyada u baahan kontoroolka saxda ah ee LEDs badan ama qaybo kale, sida bandhigyada LED iyo bandhigyada 7-qaybaha, wareegyada cathode-ka caadiga ah waxay awood u siinayaan xakamaynta madaxbannaan ee qayb kasta. Awoodda xakamaynta saxda ah waxay ka dhigaysaa wareegyada cathode ee caadiga ah inay ka sarreeyaan waxqabadka bandhigga iyo shaqeynta labadaba.
8. Talooyin Dejinta Cathode Caadiga ah
Markaad isticmaalayso bandhigyada cathode-ga caadiga ah ee 7-qaybood ah, iska ilaali xidhiidhka tooska ah ee dusha oo si taxadar leh u qabo biinanka. U fiirso heerkulka alxanka iyo waqtiga si aad u hubiso tayada alxanka. Sidoo kale, hubi in korantada shaqaynaysa iyo hadda ay isbarbar socdaan, si sax ah u dejiso cathode-ka caadiga ah, oo tixgeli awoodda wadista kantaroolka iyo xakamaynta dib u dhigista. Intaa waxaa dheer, fiiro gaar ah u yeelo filimka ilaalinta, ku habboonaanta muuqaalka codsiga, iyo xasilloonida isku dhafka nidaamka si loo hubiyo hawlgalka caadiga ah iyo cimriga dheer ee bandhigga guud ee 7-cathode.
9. Sida loo Aqoonsado Common Cathode vs. Common Anode
9.1 U fiirso biinanka LED-ka:
Guud ahaan, pin gaaban ee LED waa cathode, iyo pin dheer waa anode. Haddii microcontroller-ku isku xiro biinanka dheer, wuxuu isticmaalayaa qaabeynta anode caadi ah; Haddii biinanka dheer ay ku xiran yihiin microcontroller's IO ports, waxay isticmaalayaan qaabeynta cathode caadi ah.
9.2 Voltage iyo Xaaladda LED
Isla LED, oo leh koronto la mid ah wax soo saarka deked, haddii "1" iftiimiso LED-ka iyo "0" dami, waxay muujineysaa qaabeynta cathode caadi ah. Haddii kale, waa qaabeynta anode caadi ah.
Marka la soo koobo, go'aaminta in microcontroller uu isticmaalo cathode-ka caadiga ah ama qaabeynta anode-ka caadiga ah waxay ku lug leedahay baarista habka isku xirka LED-ka, xaaladda LED-ka ee shidan, iyo koronta soosaarka dekedda. Aqoonsiga qaabeynta saxda ah ayaa lagama maarmaan u ah xakameynta saxda ah ee LED-yada ama qaybaha kale ee bandhigga.
Haddii aad rabto inaad wax badan ka ogaato bandhigyada LED,nala soo xidhiidh hadda. RTLEDayaa ka jawaabi doona su'aalahaaga.
Waqtiga boostada: Agoosto-24-2024