Takardar Bayani na Fitilar LED 334-15/X1C2-1 UWA - Kunshin T-1 3/4 - 20mA - Farin Dumi - Takardar Fasaha ta Hausa

1. Bayyani Game da Samfur

Wannan takarda ta bayyana cikakken ƙayyadaddun bayanai na fitilar LED mai inganci mai launin farin dumi. Na'urar tana cikin sanannen kunshin zagaye na T-1 3/4, wanda aka ƙera don samar da ƙarfin haske mai ƙarfi don aikace-aikacen da ke buƙatar fitilar haske mai yawa. Ana samun fitowar farin dumi ta hanyar tsarin canza sinadarin phosphor akan ƙwayar shuɗi ta InGaN, wanda ke haifar da matsakaicin ma'auni na launi na x=0.40, y=0.39 bisa ga ma'aunin CIE 1931.

1.1 Fa'idodi na Asali da Kasuwar da Ake Nufi

Babban fa'idodin wannan jerin LED sun haɗa da ƙarfin haskensa mai ƙarfi, kariyar ESD mai ƙarfi (wanda ke iya jure har zuwa 4KV), da bin ƙa'idodin muhalli masu mahimmanci ciki har da RoHS, EU REACH, da buƙatun rashin halogen (Br <900 ppm, Cl <900 ppm, Br+Cl < 1500 ppm). Ana samar da shi cikin yawa ko a cikin tef ɗin da aka liƙa don haɗawa ta atomatik. Aikace-aikacen da ake nufi sun bambanta, sun haɗa da allunan saƙo, alamomin gani, sassan hasken baya, da fitilun alama inda ingantaccen haske mai haske da aminci ke da mahimmanci.

2. Zurfin Bincike Kan Ma'auni na Fasaha

2.1 Matsakaicin Ma'auni na Cikakke

An ƙididdige na'urar don ci gaba da ƙarfin lantarki na gaba (IF) na 30 mA, tare da ƙarfin lantarki na gaba mai kololuwa (IFP) na 100 mA wanda aka halatta a cikin zagayowar aiki 1/10 da 1 kHz. Matsakaicin ƙarfin lantarki na baya (VR) shine 5 V. Ragewar wutar lantarki (Pd) yana iyakance zuwa 110 mW. Matsakaicin zafin aiki (Topr) daga -40°C zuwa +85°C ne, yayin da zafin ajiya (Tstg) zai iya kasancewa daga -40°C zuwa +100°C. LED na iya jure ESD (HBM) na 4KV. Matsakaicin zafin gishiri shine 260°C na dakika 5.

2.2 Halayen Lantarki da Na Gani

A ƙarƙashin yanayin gwaji na yau da kullun (Ta=25°C, IF=20mA), ƙarfin lantarki na gaba (VF) yana farawa daga mafi ƙanƙanta 2.8V zuwa mafi girma 3.6V. Ƙarfin haske (IV) yana da ƙima ta yau da kullun, tare da tsarin rarrabuwa wanda ke ayyana mafi ƙanƙanta daga 9000 mcd zuwa 18000 mcd. Kusurwar kallo (2θ1/2) yawanci digiri 20 ne. Ƙarfin lantarki na baya (IR) shine matsakaicin 50 μA a VR=5V. An haɗa fasalin diode na Zener tare da ƙarfin lantarki na baya (Vz) na 5.2V a Iz=5mA.

3. Bayanin Tsarin Rarrabuwa

An rarraba samfurin bisa ga ma'auni guda uku masu mahimmanci don tabbatar da daidaito a cikin ƙirar aikace-aikace.

3.1 Rarrabuwar Ƙarfin Hasken

An rarraba ƙarfin haske zuwa lambobin kwandon guda uku a IF=20mA: Kwandon U (9000 - 11250 mcd), Kwandon V (11250 - 14250 mcd), da Kwandon W (14250 - 18000 mcd). Ana amfani da juzu'in gabaɗaya na ±10%.

3.2 Rarrabuwar Ƙarfin Lantarki na Gaba

An haɗa ƙarfin lantarki na gaba zuwa kwanduna huɗu a IF=20mA: Kwandon 0 (2.8 - 3.0 V), Kwandon 1 (3.0 - 3.2 V), Kwandon 2 (3.2 - 3.4 V), da Kwandon 3 (3.4 - 3.6 V). Rashin tabbas na ma'auni shine ±0.1V.

3.3 Rarrabuwar Launi

An ayyana ma'auni na launi a cikin takamaiman yankuna akan zanen CIE 1931. Matsayin launi sune D1, D2, E1, E2, F1, da F2, kowannensu yana da iyakokin ma'auni da aka ayyana. An haɗa waɗannan tare (Ƙungiya 1: D1+D2+E1+E2+F1+F2) don dalilai na oda. Rashin tabbas na ma'auni don ma'auni na launi shine ±0.01.

4. Bincike Kan Lankwasa na Aiki

Takardar bayani tana ba da lankwasan halaye da yawa da aka auna a Ta=25°C.

4.1 Rarrabuwar Bakan da Na Kusurwoyi

Lankwasa na Dangantakar Ƙarfi da Tsawon Zango yana nuna rarrabawar ƙarfin bakan hasken farin dumi. Lankwasa na Jagora yana kwatanta tsarin radiyo na sararin samaniya, yana tabbatar da kusurwar kallo ta yau da kullun na digiri 20 tare da rarrabawa mai kama da Lambertian.

4.2 Dangantakar Lantarki da Zafi

Lankwasa na Ƙarfin Lantarki na Gaba da Ƙarfin Lantarki na Gaba yana nuna halayen IV na diode mai ƙima. Lankwasa na Dangantakar Ƙarfi da Ƙarfin Lantarki na Gaba yana nuna yadda fitar da haske ke ƙaruwa tare da ƙarfin lantarki, wanda ke da mahimmanci don ƙirar da'irar tuƙi. Zanen Ma'auni na Launi da Ƙarfin Lantarki na Gaba yana nuna kwanciyar hankali na wurin launi tare da canza ƙarfin tuƙi. Lankwasa na Ƙarfin Lantarki na Gaba da Zafin Yanayi yana da mahimmanci don fahimtar buƙatun rage ƙima da sarrafa zafi, yana nuna yadda matsakaicin ƙarfin lantarki da aka halatta ke raguwa yayin da zafin yanayi ke tashi.

5. Bayanin Injiniya da Kunshi

5.1 Girman Kunshi

LED yana amfani da kunshin zagaye na yau da kullun na T-1 3/4 (5mm). Mahimman girma sun haɗa da diamita gabaɗaya, tsayi daga tushe zuwa saman ruwan tabarau, da tazarar jagora. Ana auna tazarar jagora inda jagororin suka fito daga jikin kunshin. Duk girma suna cikin milimita tare da juzu'i na yau da kullun na ±0.25mm sai dai idan an faɗi akasin haka. Matsakaicin tsayawar guduro a ƙarƙashin ƙugiya shine 1.5mm.

5.2 Gano Polarity da Dora

Ana nuna cathode ta wurin fili a gefen ruwan tabarau ko gajeriyar jagora. Takardar bayani ta jaddada cewa yayin ɗora PCB, dole ne ramukan su yi daidai da jagororin LED don guje wa haifar da damuwa na injiniya akan jikin epoxy, wanda zai iya haifar da lalacewa ko gazawa.

6. Jagororin Gishiri da Haɗawa

6.1 Siffantar Jagora

Idan an buƙata, dole ne a yi siffantar jagora kafin gishiri. Dole ne lanƙwasa ya zama aƙalla 3mm daga gindin kwan fitilar epoxy don hana lalacewar damuwa. Yankin leadframes ya kamata a yi a zafin daki.

6.2 Ma'auni na Gishiri

Don gishiri na hannu, ana ba da shawarar zafin ƙarshen gwangwani na 300°C matsakaicin (30W matsakaicin), tare da lokacin gishiri bai wuce dakika 3 ba. Don gishiri na igiyar ruwa ko tsoma, an ƙayyade zafin riga-kafi na 100°C matsakaicin (dakika 60 matsakaicin) da zafin wanka na gishiri na 260°C matsakaicin na dakika 5. A kowane hali, dole ne haɗin gishiri ya kasance aƙalla 3mm nesa da kwan fitilar epoxy.

6.3 Yanayin Ajiya

Ya kamata a adana LEDs a 30°C ko ƙasa da haka da 70% zafi na dangi ko ƙasa da haka. Rayuwar ajiya da aka ba da shawarar bayan jigilar kaya shine watanni 3. Don ajiya mai tsawo (har zuwa shekara guda), yi amfani da akwati mai rufi tare da yanayin nitrogen da abin bushewa. Ya kamata a guji saurin canjin zafi a cikin yanayi mai ɗanɗano don hana hazo.

7. Bayanin Kunshi da Oda

7.1 Ƙayyadaddun Kunshi

Ana tattara LEDs a cikin jakunkuna masu hana ɗanɗano, masu hana lantarki. Tsarin tattarawa shine: 200-500 guda a kowace jaka, jakuna 5 a kowace akwati na ciki, da akwatuna na ciki 10 a kowace babbar akwati (waje).

7.2 Bayanin Alama da Lambar Model

Alamar kunshi ta haɗa da filaye don Lambar Samar da Abokin Ciniki (CPN), Lambar Samarwa (P/N), Yawan Tattarawa (QTY), CAT (haɗin Ƙarfin Hasken da Kwandon Ƙarfin Lantarki na Gaba), HUE (Matsayi na Launi), Tunani (REF), da Lambar Rukuni (LOT No). Cikakken sunan samfurin yana bin tsari: 334-15/X1C2-□□□□, inda murabba'in suke wurin da ake ajiye lambobin kwandon takamaiman don Ƙungiyar Launi, Ƙarfin Hasken, da Ƙungiyar Ƙarfin Lantarki.

8. Shawarwari na Aikace-aikace da Abubuwan Ƙira

8.1 Da'irori na Aikace-aikace na Yau da Kullun

Lokacin ƙirar da'irar tuƙi, dole ne a yi la'akari da kwandon ƙarfin lantarki na gaba don tabbatar da daidaitaccen ƙayyadaddun ƙarfin lantarki. Resistan iyakancewa na jerin shine mafi sauƙi. Don haske mai tsayi, ana ba da shawarar direba mai ƙarfin lantarki na yau da kullun, musamman saboda ƙimar zafi mai kyau na LED (ƙarfin lantarki na gaba yana raguwa tare da hawan zafi, wanda zai iya haifar da guduwar zafi idan tushen ƙarfin lantarki na yau da kullun ya motsa shi). Diode na Zener da aka haɗa yana ba da kariyar ƙarfin lantarki na baya na asali.

8.2 Gudanar da Zafi

Ko da yake ba a ƙera kunshin don babban raguwar wutar lantarki ba, ingantaccen sarrafa zafi yana da mahimmanci har yanzu don tsawon rai da ingantaccen fitar da launi. Matsakaicin raguwar wutar lantarki shine 110 mW. Masu ƙira ya kamata su tabbatar da zafin haɗin gwiwar aiki ya kasance cikin iyakoki ta hanyar samar da isasshen iska ko nutsewar zafi idan ana tuƙi LED a ko kusa da matsakaicin ƙarfin lantarki na ci gaba, musamman a cikin yanayin zafi mai girma.

8.3 Ƙirar Gani

Kusurwar kallo na digiri 20 ya sa wannan LED ya dace da aikace-aikacen da ke buƙatar katako mai jagora. Don haske mai faɗi, ana iya buƙatar na'urorin gani na biyu kamar masu watsawa ko ruwan tabarau. Zafin launin farin dumi yana da kyau don ƙirar bayyanar gani mai daɗi, mara tsauri a cikin aikace-aikacen nuni da alama.

9. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da LED na yau da kullun na 5mm, wannan na'urar tana ba da ƙarfin haske mai ƙarfi sosai, yana sa ta dace da aikace-aikacen da haske ke da mahimmanci. Haɗa kariyar ESD har zuwa 4KV HBM yana haɓaka amincin sarrafawa da haɗawa. Cikakken tsarin rarrabuwa don ƙarfi, ƙarfin lantarki, da launi yana ba masu ƙira tsammanin da ake buƙata don ci gaba da aikin samfurin ƙarshe. Bin ƙa'idodin rashin halogen da REACH yana magance buƙatun muhalli na zamani da na sarkar wadata.

10. Tambayoyin da ake yawan yi (Bisa ga Ma'auni na Fasaha)

10.1 Menene bambanci tsakanin kwandunan ƙarfin haske (U, V, W)?

Kwandon suna wakiltar ƙayyadaddun ƙananan fitar da haske a 20mA. Kwandon U shine 9000-11250 mcd, Kwandon V shine 11250-14250 mcd, da Kwandon W shine 14250-18000 mcd. Zaɓar babban kwando yana tabbatar da haske mafi girma amma yana iya shafar farashi da samuwa.

10.2 Ta yaya zan zaɓi resistor ɗin iyakance ƙarfin lantarki daidai?

Ƙimar resistor ya dogara da ƙarfin lantarkin ku (Vs), ƙarfin lantarki na gaba da ake so (If, yawanci 20mA), da ainihin ƙarfin lantarki na gaba na LED (Vf, wanda ya dogara da kwandon ƙarfin lantarki). Yi amfani da dabara: R = (Vs - Vf) / If. Koyaushe yi amfani da matsakaicin Vf daga kwandon (misali, 3.6V don Kwandon 3) don ƙira mai ra'ayin mazan jiya wanda ke tabbatar da cewa ƙarfin lantarki bai wuce iyakoki ba ko da tare da LED mai ƙaramin Vf.

10.3 Zan iya tuƙi wannan LED da ƙarfin lantarki mai bugun jini?

Ee, takardar bayani ta ƙayyade ƙarfin lantarki na gaba mai kololuwa (IFP) na 100 mA a cikin zagayowar aiki 1/10 da 1 kHz. Wannan yana ba da damar aiki mai bugun jini don cimma ma haske mafi girma ko don tsare-tsare masu yawa, amma matsakaicin ƙarfin lantarki bai kamata ya wuce ƙimar ci gaba na 30 mA ba.

11. Ƙirar Aiki da Shari'ar Amfani

Shari'a: Ƙirar Allon Nuna Matsayi Mai Bayyane:Mai ƙira yana buƙatar ƙirar allo tare da alamomin matsayi da yawa waɗanda dole ne a iya gani a sarari a cikin yanayin masana'antu mai duhu da haske. Yin amfani da sigar Kwandon W na wannan LED yana tabbatar da ƙarfin haske mai ƙarfi. Ta hanyar tuƙi LEDs a tsayayye 20mA tare da da'irar ƙarfin lantarki na yau da kullun, ana samun daidaitaccen haske da launi a duk alamomin. Kusurwar kallo na digiri 20 tana ba da katako mai mai da hankali, yana sa kowane alama ya bambanta. An zaɓi launin farin dumi don rage gajiyar ido ga ma'aikatan da ke sa ido kan allo na dogon lokaci. Ana ɗora LEDs akan PCB tare da ramukan daidaitattun ramuka, kuma ana yin gishiri na igiyar ruwa yana bin jagorar 260°C na dakika 5, tare da haɗin gishiri an kiyaye su >3mm daga jikin epoxy.

12. Gabatarwa Kan Ka'idar Aiki

Wannan LED ne mai canza sinadarin phosphor zuwa farin haske. Babban abin da ke fitar da haske shine guntu na semiconductor da aka yi da Indium Gallium Nitride (InGaN), wanda ke fitar da hasken shuɗi lokacin da aka nuna shi gaba. Ba a fitar da wannan hasken shuɗi kai tsaye. A maimakon haka, yana buga Layer na phosphor da aka ajiye a cikin kofin mai nuna alama na kunshin. Phosphor yana ɗaukar wani ɓangare na photons shuɗi kuma yana sake fitar da haske a tsayin zango mafi tsayi (rawaya, ja). Haɗuwar sauran hasken shuɗi da hasken rawaya/ja da aka canza zuwa phosphor suna haɗuwa don samar da hasashen hasken farin dumi. Takamaiman ma'auni na kayan phosphor suna ƙayyade ainihin zafin launi da ma'auni na launi akan zanen CIE.

13. Trends na Fasaha da Mahallin

Kunshin T-1 3/4 yana wakiltar tsarin LED mai cikakken girma kuma an karɓe shi sosai. Yayin da kunshin na'urar ɗora saman (SMD) suka mamaye sabbin ƙira don girmansu da fa'idodin haɗawa, LEDs masu rami kamar wannan sun kasance masu dacewa da aikace-aikacen da ke buƙatar ingantaccen ɗora injiniya, ƙirar ƙira ta hannu cikin sauƙi, ko dacewa da tsarin gado na yanzu. Trend a cikin wannan nau'in kunshi yana zuwa ga inganci mafi girma (lumens mafi yawa a kowace watt) da ƙaƙƙarfan juzu'i na rarrabuwa don biyan buƙatun aikace-aikacen da ke buƙatar daidaiton launi da haske. Haɗa fasalin kariya na asali kamar diodes na Zener da manyan ƙimar ESD shima yana zama mafi daidaitaccen ƙa'ida, yana inganta aminci.