Wutar lantarki ta LED drive wani abu ne da ke canza wutar lantarki wanda ke canza wutar lantarki zuwa wani takamaiman ƙarfin lantarki da wutar lantarki don tura LED don fitar da haske. A cikin yanayi na yau da kullun: shigar da wutar lantarki ta LED drive ya haɗa da mitar wutar lantarki mai girma AC (watau wutar birni), ƙaramin ƙarfin lantarki DC, babban ƙarfin lantarki DC, ƙaramin ƙarfin lantarki da babban ƙarfin lantarki. Mitar AC (kamar fitowar na'urar lantarki ta transformer), da sauransu.

- Dangane da hanyar tuki:

(1) Nau'in wutar lantarki mai ɗorewa

a. Wutar fitarwa ta da'irar tuƙin wutar lantarki mai ɗorewa tana da daidaito, amma ƙarfin DC na fitarwa ya bambanta a cikin wani takamaiman kewayon tare da girman juriyar kaya. Ƙaramin juriyar kaya, ƙarancin ƙarfin fitarwa. Girman juriyar kaya, fitarwa. Mafi girman juriyar kaya, mafi girman ƙarfin lantarki;

b. Da'irar wutar lantarki mai ɗorewa ba ta jin tsoron gajeren da'irar lodi, amma an haramta buɗe nauyin gaba ɗaya.

c. Ya dace da da'irar tuƙi mai ci gaba don tuƙa LEDs, amma farashin yana da tsada sosai.

d. Kula da matsakaicin ƙarfin lantarki da ƙimar ƙarfin lantarki da ake amfani da su, wanda ke iyakance adadin LEDs da ake amfani da su;

(2) Nau'in da aka tsara:

a. Lokacin da aka tantance sigogi daban-daban a cikin da'irar mai daidaita wutar lantarki, ƙarfin fitarwa yana daidaitawa, amma wutar fitarwa tana canzawa tare da ƙaruwa ko raguwar kaya;

b. Da'irar mai daidaita wutar lantarki ba ta jin tsoron buɗe kaya, amma an haramta shi sosai a rage girman kaya gaba ɗaya.

c. Ana amfani da da'irar tuƙi mai daidaita ƙarfin lantarki wajen tuƙa LED ɗin, kuma kowace igiya tana buƙatar a ƙara ta da juriya mai dacewa don sa kowace igiyar LED ta nuna matsakaicin haske;

d. Hasken zai shafi canjin wutar lantarki daga gyarawa.

– Rarraba ƙarfin tuƙin LED:

(3) Tuƙin bugun jini

Yawancin aikace-aikacen LED suna buƙatar ayyukan rage haske, kamarHasken baya na LEDko rage hasken gine-gine. Ana iya cimma aikin rage hasken ta hanyar daidaita haske da bambancin LED. Kawai rage hasken na'urar zai iya daidaita hasken.Hasken LEDFitar da haske, amma barin LED yayi aiki a ƙarƙashin yanayin ƙarancin wutar lantarki da aka ƙididdige zai haifar da sakamako da yawa marasa kyau, kamar rashin daidaituwar chromatic. Madadin daidaitawar wutar lantarki mai sauƙi shine haɗa mai sarrafa daidaitaccen faɗin bugun jini (PWM) a cikin direban LED. Ba a amfani da siginar PWM kai tsaye don sarrafa LED ba, amma don sarrafa maɓalli, kamar MOSFET, don samar da wutar lantarki da ake buƙata ga LED. Mai sarrafa PWM yawanci yana aiki a ƙayyadadden mita kuma yana daidaita faɗin bugun jini don dacewa da zagayowar aiki da ake buƙata. Yawancin kwakwalwan LED na yanzu suna amfani da PWM don sarrafa fitar da hasken LED. Domin tabbatar da cewa mutane ba za su ji walƙiya a bayyane ba, mitar bugun PWM dole ne ya fi 100HZ. Babban fa'idar sarrafa PWM shine cewa rage hasken wutar lantarki ta hanyar PWM ya fi daidai, wanda ke rage bambancin launi lokacin da LED ya fitar da haske.

(4) Na'urar AC

Dangane da aikace-aikace daban-daban, ana iya raba na'urorin AC zuwa nau'i uku: buck, boost, da converter. Bambancin da ke tsakanin na'urar AC da na'urar DC, ban da buƙatar gyara da tace shigarwar AC, akwai kuma matsalar warewa da rashin warewa daga mahangar aminci.

Ana amfani da direban shigar da AC musamman don fitilun gyarawa: ga fitilun PAR guda goma (Parabolic Aluminum Reflector, fitilar gama gari akan matakin ƙwararru), kwararan fitila na yau da kullun, da sauransu, suna aiki a 100V, 120V ko 230V AC. Ga fitilar MR16, yana buƙatar aiki a ƙarƙashin shigarwar AC 12V. Saboda wasu matsaloli masu rikitarwa, kamar ikon rage hasken wutar lantarki na yau da kullun na triac ko dimmers na gefen gaba da na baya, da kuma dacewa da masu canza wutar lantarki (daga ƙarfin wutar lantarki na layin AC zuwa samar da AC 12V don aikin fitilar MR16). Matsalar aiki (wato, aikin da ba ya walƙiya), saboda haka, idan aka kwatanta da direban shigar da DC, filin da ke cikin direban shigar da AC ya fi rikitarwa.

Ana amfani da wutar lantarki ta AC (mains drive) a kan na'urar LED, gabaɗaya ta matakai kamar sauka, gyarawa, tacewa, daidaita ƙarfin lantarki (ko daidaita halin yanzu), da sauransu, don canza wutar AC zuwa wutar DC, sannan a samar da LEDs masu dacewa ta hanyar da'irar tuƙi mai dacewa. Dole ne wutar lantarki mai aiki ta kasance tana da ingantaccen juyawa mai yawa, ƙaramin girma da ƙarancin farashi, kuma a lokaci guda tana magance matsalar warewar aminci. Idan aka yi la'akari da tasirin da ke kan layin wutar lantarki, dole ne a warware matsalolin tsangwama na lantarki da abubuwan da ke haifar da wutar lantarki. Ga ƙananan LEDs masu ƙarfi da matsakaici, mafi kyawun tsarin da'ira shine da'irar juyawa mai ƙarfi ta baya mai iyaka ɗaya; don aikace-aikacen manyan ƙarfi, ya kamata a yi amfani da da'irar juyawa ta gada.

–Rarraba wurin shigar da wutar lantarki:

Ana iya raba wutar lantarki zuwa wutar lantarki ta waje da kuma wutar lantarki da aka gina a ciki bisa ga matsayin shigarwa.

(1) Wutar lantarki ta waje

Kamar yadda sunan ya nuna, wutar lantarki ta waje ana amfani da ita ne don sanya wutar lantarki a waje. Gabaɗaya, wutar lantarki tana da ƙarfi sosai, wanda hakan haɗari ne ga mutane, kuma ana buƙatar wutar lantarki ta waje. Bambancin da ke tsakanin wutar lantarki da aka gina a ciki shine wutar lantarki tana da harsashi, kuma fitilun titi na yau da kullun ne.

(2) Wutar lantarki da aka gina a ciki

Ana sanya wutar lantarki a cikin fitilar. Gabaɗaya, ƙarfin lantarki yana da ƙasa kaɗan, daga 12v zuwa 24v, wanda hakan ba ya haifar da haɗarin tsaro ga mutane. Wannan na yau da kullun yana da fitilun kwan fitila.