Goyon bayan BOM Sabon Haɗin Kai na Asali TPS92612QDBVRQ1

1.

LED sabon nau'in na'urar tushen haske ce mai inganci kuma mai dacewa da muhalli.Idan aka kwatanta da sauran hanyoyin haske, LED yana da fa'idodi masu yawa a cikin hasken mota kuma yana da fa'ida mai fa'ida.Hanyoyi daban-daban na haɗa LEDs a cikin jeri da layi ɗaya don ƙirƙirar tsararrun LED ana amfani da su don biyan buƙatun ƙarfin hasken mota.

Tare da haɓakar fasaha da haɓakar tattalin arziƙin zamantakewa cikin sauri, samfuran LED sun yi amfani da su sosai a rayuwar mutane.Karni na 21, samar da LED da sikelin kasuwa sun kai wani matakin da ba a taba ganin irinsa ba, kasuwar aikace-aikacen LED mafi muhimmanci shi ne wuraren nuni daban-daban, nau'ikan nau'ikan wayoyin hannu, da sauransu.Bugu da ƙari, LEDs suna taka muhimmiyar rawa a hanyoyi, hasken gine-gine, kayan ado na ciki, da dai sauransu.Tare da saurin bunƙasa masana'antar kera motoci, ana amfani da da'irar direbobin LED sosai a cikin na'urorin lantarki na zamani, kuma a hankali ana maye gurbin hanyoyin hasken mota na baya kamar fitilolin mota da su.A lokaci guda, LED yana da ingantaccen haske mai haske, ɗan gajeren lokacin amsawa (sauri mai sauri), ƙaramin tsari (ƙananan girman), tsawon rayuwar sabis, da sauran halaye, za a yi amfani da shi a cikin fitilun mota na mota kuma yana da ƙaƙƙarfan wariyar launin fata da anti - halaye masu haske.Duk da haka, saboda iyakokin dalilai daban-daban, LED har yanzu yana da wasu lahani, yana buƙatar ci gaba da inganta fasahar LED, don saduwa da bukatun kayan lantarki.

2.

LED shine na'urar da ke fitar da haske mai haske, wanda aka yi da wasu na'urori masu kama da juna.LED shine tushen haske mai kyau tare da juriya mai kyau ga rawar jiki da girgiza, ana kiyaye shi ta hanyar hular resin epoxy, ainihin ƙanƙanta ne, kuma ainihin madaidaicin madaidaicin PN ne, don haka yana da halayen haɗin PN, watau gudanarwar gaba. , Juya yanke yankewa da rushewar wutar lantarki, da sauransu. A cikin wasu na musamman A ƙarƙashin wasu yanayi na musamman, ana iya siffanta shi azaman mai fitar da haske.

3.

LED drive circuits sun kasu kashi biyu iri drive: m ƙarfin lantarki drive da kuma akai halin yanzu drive.Saboda da m halin yanzu drive irin LED, a cikin tsarin na PN junction-tushen, na iya zama wani exponential dangantaka wakiltar LED irin ƙarfin lantarki da na yanzu canje-canje, don haka shi ne mafi yadu amfani.Constant-voltage tuki hanya kullum shine amfani da resistive capacitance mataki-saukar ko transformer mataki-saukar tacewa, da amfani da ƙarfin lantarki regulator diodes ko canza wutar lantarki Hanyar, zuwa LED samar da wutar lantarki, amma LED haske halaye za su kasance a halin yanzu. canzawa akai-akai a ƙarƙashin tasirin da ya dace.Mai sarrafa linzamin kwamfuta a cikin hanyar tuƙi na yau da kullun yana da nau'ikan guda biyu: layi ɗaya da jeri, ainihin shine ikon triode ko MOSFET da ke aiki a cikin yanki na layi azaman mai jujjuya mai daidaitawa don sarrafa kaya.wutar lantarki da na yanzu a duka ƙarshen LED ɗin ba alaƙar layi ba ce, ba za a iya yin amfani da ita ta hanyar tushen wutar lantarki kai tsaye ba, kuma yana buƙatar iyakancewa ta hanyar iyakance halin yanzu don hana wuce gona da iri da kuma guje wa lalacewar LED.hasken wutar lantarki na LED da kuma halin yanzu ba su kasance ba. kai tsaye a layi daya.Zaɓi madaidaicin yanayin tuƙi mai ma'ana yakamata yayi la'akari da aikace-aikacen da ma'anar aikin sa, don kowane nau'in yanayin, ana buƙatar zaɓar a cikin yanayin sarrafa wutar lantarki, aikace-aikacen da aka fi sani da PFM, yanayin PWM, da sarrafa fim ɗin slide, wanda yana da sauƙi da sassauƙa tsarin yanayin sarrafawa na PWM, yana iya kiyaye mitar barga a cikin aiki, amma kuma yana buƙatar yin la'akari daga ra'ayi na ceton makamashi da sauran kwatance, don haɓaka haske nan take na LED, da rage yawan wutar lantarki.