A fagen marufi na LED, COB yana nufin Chip on Board, fasahar tushen haske mai haɗaɗɗiyar sararin samaniya wanda ke haɗa kwakwalwan LED kai tsaye zuwa madaidaicin.Madogarar hasken LED ta amfani da fasahar COB, guntu kai tsaye yana watsar da zafi zuwa ga ma'aunin, yana jure babban ƙarfin thermal;guntu m tsari, high Tantancewar ikon yawa;Girman jiki mai haske ɗaya ƙarami ne, manufa don filin hasken kasuwanci tare da ƙaƙƙarfan buƙatu akan girman tushen haske.Idan aka kwatanta da guntu guda ɗaya fakitin LED na'urorin, kunshin COB da yawa kwakwalwan kwamfuta, mahaɗar siyar da yawa, yawan ƙarfin ƙarfi kuma ya haifar da haɓaka mai ƙarfi a cikin wahalar tsarin marufi.Ana iya cewa tushen hasken COB a gefe guda shine manyan aikace-aikacen hasken wutar lantarki na kasuwanci, a gefe guda kuma shine kambin kambi na filin marufi na LED.
Babban aikin hasken wutar lantarki shine hasken wuta, don LED don ƙara iyaka ga yanayin hasken wuta - ceton makamashi, don haka matakin farko na ci gaban hasken COB shima yana bin ingantaccen haske, saboda tushen hasken COB ta amfani da ƙarfe. -Babban allon kewayawa ko ƙirar yumbura ba ta da kyau kamar madaidaicin ƙarfe-plated na azurfa, ƙaramin haske wanda aka ɗauka akan haɗaɗɗen haske tsakanin kwakwalwan kwakwalwan kwamfuta da yawa Absorption, ingantaccen tushen hasken COB yana ƙasa da na'urorin SMD fiye da 30%, kuma daga baya gabatarwar madubin aluminum substrate don magance matsalar tunani, amma shayar da juna na kwakwalwan kwamfuta da yawa har yanzu yana sa tushen hasken COB ya fi ƙarfin na'urori masu hankali.Tare da guntu a waje da ƙimar juzu'i da ingantaccen canjin haske na phosphor, ingantaccen tushen hasken COB mai haske ya kai ga karɓar masana'antar "tabo mai daɗi" - 100lm / W, zuwan wannan wuri mai daɗi fiye da na'urori masu hankali sun tattara tushen haske bayan shekaru 2-3.
A cikin yanayi daban-daban, canza yanayin zafin launi na tushen haske na iya kawo mafi kyawun ƙwarewar haske.Lokacin da babu iyakancewar sararin samaniya, yana da sauƙi a gane canjin zafin launi, idan dai manyan na'urorin zafin jiki masu ƙarfi da ƙananan launuka suna haɗuwa kuma ana sarrafa su daban, canjin zafin launi na tushen hasken COB shima ra'ayi ɗaya ne, kwakwalwan kwamfuta a ciki. Tushen hasken wuta ya kasu kashi biyu kuma an rufe su da nau'ikan daban-daban da maida hankali ne na gauraye phosphor, saboda chiplungiyoyin kwakwalwa biyu suna haifar da farin zazzabi mai launi launi.Canja girman halin yanzu na rukunoni biyu na kwakwalwan kwamfuta, zaku iya sa tushen hasken ya fitar da zazzabi daban-daban na farin haske.ƙananan maɓuɓɓugar hasken COB, bayan hasken ba zai iya ganin zafin zafin launi daban-daban guda biyu na ma'aunin haske ba, amma wani wuri mai haske mai haske, wanda shine amfani da hasken COB, amma ƙananan girman, amma kuma ga samar da haɗin launi na COB haske ya haifar da rudani da yawa.Bayan shekaru na bincike, don sassa daban-daban na guntu, mutane sun ƙirƙira kuma sun inganta fasaha da yawa kamar bugu, feshi, da kwakwalwan kwamfuta don cimma ƙayyadaddun yanki da ƙididdiga na nau'ikan phosphor daban-daban a cikin hasken COB.
Nau'o'in nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan launuka biyu na manne mai kyalli a cikin launi-daidaita tushen hasken COB an inganta su don cimma babban fihirisar bayyane da ingantaccen ingantaccen haske a cikin kewayon canjin launi.Hoto 2 yana nuna nau'ikan nau'ikan nau'ikan zafin jiki masu tsayi da ƙarancin launi na tushen hasken COB mai canza launi wanda LightSense Semiconductor ya bayar.An inganta phosphor na wannan tushen hasken ta yadda ma'aunin ma'anar launi zai iya kaiwa fiye da 95 a kowane zafin launi yayin tsarin canza launi na 3000-6000K, kuma alamar R9, wanda ke da matukar damuwa, ya fi 80.
Daidaita yanayin zafin launi yana faɗaɗa filin aikace-aikacen tushen hasken COB, amma launi da aka samu a cikin zanen gamut ɗin launi zai iya bayyana ne kawai a cikin manyan madaidaicin launi na launi mai launi akan layi mai digo.A fagen hasken kasuwanci, yin amfani da daidaitawar launi daban-daban na tushen hasken wuta, zaku iya haskaka tasirin gani na launuka daban-daban na kaya don saduwa da buƙatun kyawawan mutane, daga wannan ra'ayi, daidaita yanayin zafin launi kawai ko bai isa ba, a cikin wannan yanayin, tare da ikon daidaita gamut launi na tushen hasken COB an haife shi.
Lokacin aikawa: Juni-03-2019