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Tianhui- daya daga cikin manyan UV LED guntu masana'antun da kuma masu kaya bayar da ODM/OEM UV jagoranci guntu sabis.

Hasken Diode Resistance Cold Knowledge

Dole ne in ƙara juriya? Menene zai faru ba tare da juriya ba tare da ƙarfin lantarki ba? Ee, dole ne a ƙara diode mai fitar da haske tare da juriya don amfani. Diode mai fitar da haske ba zai iya zama kai tsaye a cikin wani irin ƙarfin lantarki ba. Dole ne a iyakance juriyar kwarara. In ba haka ba. Me ya sa ba za a iya haɗa diode ɗin wutar lantarki kai tsaye zuwa ga diodes masu haske waɗanda ba za a iya haɗa su kai tsaye zuwa duka ƙarshen wutar lantarkin ba saboda dalilai guda biyu ne: 1) ƙarancin ƙarfin wutar lantarki bai dace ba; 2) Canje-canje na yanzu suna da girma. Dalilin da ke ƙasa. Matsakaicin matsi mai kyau na diode-emitting diode ya bambanta. Lokacin aiki akai-akai, diode mai fitar da haske zai sami faɗuwar matsi mai kyau VF. VF ba takamaiman ƙima ba ce, amma iyaka. Ɗaukar diode mai haske mai haske a matsayin misali, kewayon VF shine (1.7-2.2) V, kuma kowane lokaci Daidaituwar sifofin diode haske ba shi da kyau, kuma ya ɗan bambanta, don haka yana da wuya a samu. ƙarfin lantarki wanda ya dace da duk diode. 2. Madaidaicin hanyar zuwa haske mai fitar da diode. Diode mai haske gabaɗaya yana da hanyoyin tuƙi guda biyu. Hanya ta farko ita ce haɗi tare da igiyoyin juriya na halin yanzu -limited a cikin ƙarfin lantarki; Hanya ta biyu ita ce yin amfani da madaidaicin madogaran tuƙi. Direban wutar lantarki akai-akai. Domin a hana wutar lantarki girma da yawa, ana ƙone diode mai haske, kuma diode mai fitar da haske da juriya mai iyaka na yanzu suna buƙatar gudana. An ƙaddamar da ƙimar juriya ta hanyar ƙididdiga masu zuwa: R = (V-Vf)/i. Daga cikin su, VF shine wutar lantarki na gaba na diode mai fitarwa, kuma ni ne na yanzu wanda nake so ya kwarara. Ɗaukar diode haske mai jan haske a matsayin misali, kewayon faɗuwar ƙarfin wutar lantarki na gaba VF shine (1.7-2.2) V kuma ƙarfin aiki shine 2-25mA. Idan kun kawo shi cikin dabara. Ana amfani da wannan hanyar tuƙi gabaɗaya a yanayin da adadin LED yayi ƙanƙanta. Idan aka yi amfani da shi azaman alamar wuta da da'irar haske mai nuna ƙararrawa, idan adadin diode ɗin tuƙi ya yi girma, zaku iya la'akari da amfani da direban tushen ci gaba na yanzu. Ana amfani da tushen Hengliu sosai a masana'antar hasken gida. Tunda ana haɗa dukkan LEDs a jere, muddin LED ɗaya ya lalace, duk LEDs ba su da haske. 3. Kwatanta hanyoyin tuƙi guda biyu, hanyar ƙayyadaddun juriya na yanzu, ana amfani da su galibi a yanayin da adadin beads ɗin fitilar LED yayi ƙanƙanta. Amfanin shi ne cewa kewayawa yana da sauƙi, kuma rashin amfani shine cewa ingantaccen rage matsa lamba na diode mai fitar da haske bai dace ba, don haka hasken amfani da yawa ya bambanta. Hanyar tuƙi na tushen Hengliu na iya tabbatar da cewa hasken kowane diode mai fitarwa iri ɗaya ne, amma lalacewar beads ɗin fitilun LED ɗaya zai shafi aikin duk beads ɗin fitilar LED. Taƙaice ba za a iya amfani da diode masu fitar da haske kai tsaye a cikin wutar lantarki ba.

Hasken Diode Resistance Cold Knowledge 1

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