LTST-C195KGJRKT-5A LED Mai Launuka Biyu (Kore/Jajayen) - Bayanan Fasaha - Hausa

1. Bayanin Samfur

LTST-C195KGJRKT-5A na'urar LED ce mai launuka biyu, mai hawa a saman allon (SMD) ta amfani da fasahar AlInGaP chip na zamani. An tsara wannan kayan don aikace-aikacen da ke buƙatar launuka biyu daban-daban daga fakiti ɗaya mai ƙarami. Tana da fitarwa mai haske sosai kuma an haɗa ta a cikin fakiti mai daidaitaccen tsarin EIA, wanda ya sa ta dace da tsarin haɗawa ta atomatik ciki har da gyaɗa ta infrared da vapor phase. Na'urar ta bi ka'idojin RoHS kuma an rarraba ta a matsayin samfurin kore.

1.1 Fa'idodi na Asali

• Ayyuka Masu Launuka Biyu:Ya haɗa guntun LED kore da jajayen daban-daban a cikin fakiti ɗaya, yana adana sararin allon kuma yana sauƙaƙa ƙira don nuna yanayi daban-daban.
• Hasken da ya fi ƙarfi:Kayan AlInGaP suna ba da ƙarfin haske mafi girma idan aka kwatanta da fasahar LED ta gargajiya.
• Daidaitawar Masana'antu:An haɗa shi a cikin tef na 8mm akan reels 7\", yana da cikakkiyar dacewa da kayan aikin ɗauka da sanyawa ta atomatik mai sauri.
• Daidaitawar Tsari Mai Ƙarfi:Yana jurewa daidaitattun tsarin gyaɗa na infrared reflow, gami da waɗanda ake buƙata don tsarin haɗawa maras gubar (Pb-free).

2. Zurfin Binciken Sigogi na Fasaha

2.1 Matsakaicin Matsakaicin Ƙididdiga

Waɗannan ƙididdiga suna ayyana iyakokin damuwa waɗanda za su iya haifar da lalacewa na dindindin ga na'urar. Ba a ba da shawarar aiki da LED a ƙarƙashin yanayin da ya wuce waɗannan ƙimomin ba.

• Rushewar Wutar Lantarki (P_d):75 mW kowace launi (Kore da Jajayen). Wannan shine matsakaicin yawan wutar lantarki da aka yarda a cikin na'urar.
• Matsakaicin Halin Gaba na Gaba (I_FP):80 mA. Wannan shine matsakaicin halin yanzu na gaba na lokaci-lokaci, yawanci ana ƙayyade shi a ƙarƙashin yanayin bugun jini (1/10 aikin aiki, faɗin bugun 0.1ms) don hana zafi sosai.
• Ci gaba da Halin Gaba na Gaba (I_F):30 mA DC. Matsakaicin halin yanzu na tsayayye don aiki mai dogaro na ci gaba.
• Rage Halin Yanzu:Rage layi na 0.4 mA/\u00b0C daga 25\u00b0C. Dole ne a rage matsakaicin halin yanzu na gaba da aka yarda yayin da yanayin yanayi ya ƙaru sama da 25\u00b0C.
• Ƙarfin Lantarki na Baya (V_R):5 V. Matsakaicin ƙarfin lantarki da za a iya amfani da shi a cikin hanyar baya a kan LED.
• Kewayon Yanayin Aiki (T_opr):-30\u00b0C zuwa +85\u00b0C.
• Kewayon Yanayin Ajiya (T_stg):-40\u00b0C zuwa +85\u00b0C.
• Zafin Gyaɗa:Yana jure 260\u00b0C na dakika 5 yayin reflow na infrared.

2.2 Halaye na Lantarki da na Gani

Waɗannan su ne madaidaicin sigogin aiki da aka auna a yanayin yanayi (T_a) na 25\u00b0C da gwajin halin yanzu (I_F) na 5mA, sai dai idan an faɗi.

• Ƙarfin Hasken (I_V):
  • Kore: Mafi ƙanƙanta 4.5 mcd, Ba a ƙayyade ƙimar al'ada ba, Matsakaici 28.0 mcd.
  • Jajayen: Mafi ƙanƙanta 7.1 mcd, Ba a ƙayyade ƙimar al'ada ba, Matsakaici 45.0 mcd.
  • Ana aunin ne bisa ga lanƙwasa amsawar ido na CIE photopic.
• Kusurwar Dubawa (2\u03b8_1/2):Digiri 130 (na al'ada) ga duka launuka. Wannan shine cikakken kusurwar da ƙarfin haske ya faɗi zuwa rabin ƙimar axial mafi girma.
• Matsakaicin Tsawon Tsawon (\u03bb_P):
  • Kore: 574 nm (na al'ada).
  • Jajayen: 639 nm (na al'ada).
• Matsakaicin Tsawon Tsawon (\u03bb_d):
  • Kore: 571 nm (na al'ada).
  • Jajayen: 631 nm (na al'ada).
  • Wannan shine tsawon tsawon raƙuman da idon ɗan adam ya gane, wanda aka samo daga zanen launi na CIE.
• Faɗin Bakan (\u0394\u03bb):
  • Kore: 15 nm (na al'ada).
  • Jajayen: 20 nm (na al'ada).
• Ƙarfin Lantarki na Gaba (V_F):
  • Na al'ada: 1.9 V ga duka launuka.
  • Matsakaici: 2.3 V ga duka launuka a I_F= 5mA.
• Halin Yanzu na Baya (I_R):Matsakaici 10 \u00b5A ga duka launuka a V_R= 5V.

3. Bayanin Tsarin Binning

Ana rarraba LED ɗin bisa ga ƙarfin haskensu don tabbatar da daidaito a cikin rukunin samarwa. Lambar bin wani ɓangare ne na lambar sashi (misali, 'K' da 'J' a cikin LTST-C195KGJRKT-5A).

3.1 Binning Ƙarfin Hasken

Launin Kore (Harafin farko bayan 'C195'):

• Bin J: 4.5 mcd (Min) zuwa 7.1 mcd (Max)
• Bin K: 7.1 mcd zuwa 11.2 mcd
• Bin L: 11.2 mcd zuwa 18.0 mcd
• Bin M: 18.0 mcd zuwa 28.0 mcd

Launin Jajayen (Harafi na biyu bayan 'C195'):

• Bin K: 7.1 mcd zuwa 11.2 mcd
• Bin L: 11.2 mcd zuwa 18.0 mcd
• Bin M: 18.0 mcd zuwa 28.0 mcd
• Bin N: 28.0 mcd zuwa 45.0 mcd

Jurewa akan kowane bin ƙarfi shine \u00b115%.Wannan takamaiman sashi (GJ) yana amfani da Green Bin J da Red Bin K.

4. Binciken Lanƙwasa Aiki

Bayanin bayanin yana nufin lanƙwasa halaye na al'ada waɗanda ke da mahimmanci don ƙira. Duk da yake ba a sake yin zane-zanen daidai a cikin rubutu ba, ana nazarin abubuwan da suka haifar a ƙasa.

4.1 Halin Yanzu na Gaba da Ƙarfin Lantarki na Gaba (Lanƙwasa I-V)

Halin I-V ba na layi ba ne. Ga duka guntun kore da jajayen, matsakaicin ƙarfin lantarki na gaba shine 1.9V a 5mA. Dole ne masu ƙira su yi amfani da wannan lanƙwasa don zaɓar masu hana halin yanzu da suka dace, saboda ƙaramin canji a cikin ƙarfin lantarki zai iya haifar da babban canji a cikin halin yanzu. Matsakaicin V_Fna 2.3V yakamata a yi amfani da shi don lissafin ɓarnawar wutar lantarki mafi muni.

4.2 Ƙarfin Hasken da Halin Yanzu na Gaba

Fitowar hasken yana kusan daidai da halin yanzu na gaba a cikin kewayon aikin da aka ba da shawarar. Duk da haka, inganci na iya raguwa a halin yanzu mai yawa saboda ƙarin zafi. Ƙimar ƙarfin hasken da aka ƙayyade yana a 5mA; tuƙi a matsakaicin halin yanzu na ci gaba na 30mA zai haifar da fitarwa mafi girma amma yana buƙatar kulawar zafi mai kyau.

4.3 Halayen Zafin Jiki

Aikin LED ya dogara da zafin jiki. Ƙarfin hasken yawanci yana raguwa yayin da zafin haɗin gwiwa ya ƙaru. Faktor ɗin rage halin yanzu na gaba na 0.4 mA/\u00b0C shine mahimmin sigar ƙira don hana guduwar zafi da tabbatar da dogon lokacin dogaro, musamman a cikin yanayin yanayi mai zafi.

5. Bayanin Injiniya da Fakiti

5.1 Girman Fakiti da Sanya Pin

Na'urar tana amfani da daidaitaccen fakiti na SMD. Matsakaicin jurewar girma shine \u00b10.10mm sai dai idan an lura.

• Sanya Pin:
  • Guntun LED Kore: An haɗa shi da Pin 1 da 3.
  • Guntun LED Jajayen: An haɗa shi da Pin 2 da 4.
• Ruwan tabarau:Ruwa Bayyananne, yana ba da damar ainihin launin guntu (kore da jajayen) ya bayyana.

5.2 Tsarin Gindin Gyaɗa da aka Ba da Shawara

An ba da tsarin ƙasa (sawun ƙafa) da aka ba da shawarar don tabbatar da samar da haɗin gyaɗa mai dogaro da daidaitawar da ta dace yayin reflow. Yin bin wannan tsarin yana taimakawa wajen hana kabari da kuma tabbatar da haɗin zafi da lantarki mai kyau.

6. Jagororin Gyaɗa da Haɗawa

6.1 Tsarin Gyaɗa Reflow

An ba da tsarin reflow na infrared (IR) guda biyu da aka ba da shawarar: ɗaya don daidaitaccen tsarin gyaɗa (SnPb) da ɗaya don tsarin gyaɗa maras gubar (SnAgCu). Tsarin maras gubar yana buƙatar mafi girman zafin jiki (yawanci har zuwa 260\u00b0C). Yana da mahimmanci a bi daidaitaccen lanƙwasa lokaci-zafin jiki, gami da yankunan dumama, jiƙa, reflow, da sanyaya, don hana girgizar zafi ga fakitin LED da tabbatar da haɗin gyaɗa.

6.2 Tsaftacewa

Idan tsaftacewa ya zama dole bayan gyaɗa, kawai yakamata a yi amfani da kaushi da aka ƙayyade. Ana ba da shawarar nutsar da LED a cikin barasa na ethyl ko isopropyl a yanayin zafi na al'ada na ƙasa da minti ɗaya. Yin amfani da sinadarai da ba a ƙayyade ba na iya lalata ruwan tabarau na filastik da fakiti.

6.3 Yanayin Ajiya

Don dogon dogaro, yakamata a adana LED a cikin yanayi wanda bai wuce 30\u00b0C da 70% zafi ba. Abubuwan da aka cire daga ainihin fakiti mai hana danshi yakamata a yi musu reflow-gyaɗa a cikin mako guda. Idan ajiya fiye da mako guda ya zama dole, yakamata a adana su a cikin akwati mai rufewa tare da busassun abu ko a cikin yanayin nitrogen kuma a gasa (kimanin 60\u00b0C na awanni 24) kafin haɗawa don cire danshin da aka sha da hana \"popcorning\" yayin reflow.

7. Bayanin Fakiti da Oda

7.1 Ƙayyadaddun Tef da Reel

Ana ba da na'urar a cikin daidaitaccen tef mai ƙyalli da aka yi wa reels mai diamita 7-inch (178mm).

• Adadin Fakiti:Guda 4000 kowace cikakkiyar reel.
• Mafi ƙarancin Adadin Oda (MOQ):Guda 500 don sauran adadi.
• Ƙayyadaddun Tef:Yana bin ANSI/EIA-481-1-A-1994.
• Tef Mai Rufe:An rufe aljihun abubuwan da ba kowa a ciki tare da tef na saman.
• Abubuwan da suka ɓace:Ana ba da izinin mafi girman LED guda biyu da suka ɓace a jere (aljihu mara komai) kowace ƙayyadaddun reel.

8. Shawarwarin Aikace-aikace

8.1 Yanayin Aikace-aikace na Al'ada

• Masu Nuna Matsayi:Mai kyau don kayan aikin da ke buƙatar nuna yanayi biyu (misali, wuta a kan/tsaye, matsayin caji, ayyukan cibiyar sadarwa/kuskure) ta amfani da launuka kore da jajayen daga kayan ɗaya.
• Nunin Panel na Gaba:Ana amfani da shi a cikin na'urorin lantarki na mabukaci, sarrafa masana'antu, da cikin motoci inda sarari ya yi ƙanƙanta.
• Hasken Baya don Tarihi:Ana iya amfani da shi don haskaka gumaka ko alamomi a launuka daban-daban.

8.2 Abubuwan da ake la'akari da Ƙirar Kewayawa

Hanyar Tuƙi:LED na'urori ne masu tuƙi na halin yanzu. Don tabbatar da daidaiton haske lokacin da aka yi amfani da LED da yawa a layi daya,ana ba da shawarar sosaidon amfani da mai hana halin yanzu daban a jere tare da kowane LED (Tsarin Kewayawa A). Ba a ba da shawarar tuƙi LED da yawa a layi daya daga mai hana halin yanzu guda ɗaya (Tsarin Kewayawa B) saboda bambance-bambance a cikin ƙarfin lantarki na gaba (V_F) na kowane LED, wanda zai iya haifar da bambance-bambance masu yawa a cikin halin yanzu, saboda haka, haske.

Kariya ta ESD:LED na AlInGaP suna da hankali ga zubar da wutar lantarki (ESD). Lalacewar ESD na iya bayyana a matsayin babban yawan ɗigon baya, ƙarancin ƙarfin lantarki na gaba, ko gazawar haskakawa a ƙananan halin yanzu. Dole ne a aiwatar da matakan rigakafi a duk lokacin sarrafawa da haɗawa:

• Yi amfani da bel ɗin wuyan da aka kafa da katifa masu hana tashin hankali.
• Tabbatar cewa duk kayan aiki da wuraren aiki suna da tushe daidai.
• Yi amfani da masu ionizer don daidaita cajin tsaye akan ruwan tabarau na LED.

9. Kwatancen Fasaha da Bambance-bambance

Babban bambance-bambancen wannan sashi yana cikin ikonsa na launuka biyu a cikin fakiti ɗaya na SMD na daidaitaccen tsari. Idan aka kwatanta da amfani da LED guda biyu masu launi ɗaya, yana ba da tanadin sarari mai yawa akan PCB, yana rage adadin abubuwan, kuma yana sauƙaƙa lissafin kayan (BOM). Amfani da fasahar AlInGaP yana ba da ingantaccen ingancin haske da mafi kyawun kwanciyar hankali na zafin jiki fiye da tsofaffin fasahohi kamar GaAsP don guntun jajayen, yana haifar da fitarwa mai haske da daidaito. Faɗin kusurwar dubawa na digiri 130 ya sa ya dace da aikace-aikacen inda ganin daga kusurwoyi masu ban sha'awa ke da mahimmanci.

10. Tambayoyin da ake yawan yi (FAQ)

10.1 Shin zan iya tuƙa duka LED kore da jajayen lokaci guda?

Ee, amma dole ne a tuƙa su da kansu ta hanyar pins ɗinsu (1/3 don kore, 2/4 don jajayen). Tuƙa su lokaci guda a matsakaicin halin yanzu zai wuce matsakaicin ƙimar ɓarnawar wutar lantarki ga fakiti idan ba a sarrafa su da kyau ba. Dole ne lissafin zafi ya yi la'akari da haɗin zafin da aka samar.

10.2 Menene bambanci tsakanin tsawon tsawon madaidaici da tsawon tsawon rinjaye?

Tsawon tsawon madaidaici (\u03bb_P) shine tsawon tsawon raƙuman da rarraba ikon bakan na hasken da aka fitar ya fi girma. Tsawon tsawon rinjaye (\u03bb_d) shine tsawon tsawon raƙuman guda ɗaya wanda ya dace da launin hasken da aka gane kamar yadda zanen launi na CIE ya ayyana. Ga LED masu ƙunƙuntaccen bakan, sau da yawa suna kusa, amma \u03bb_dya fi dacewa don ƙayyadaddun launi.

10.3 Ta yaya zan fassara lambar bin a cikin lambar sashi?

Ga LTST-C195GJRKT-5A, haruffan \"GJ\" suna nuna bin ƙarfin haske na guntun kore da jajayen, bi da bi. 'G' yayi daidai da bin guntun kore (wanda shine 'J' a wannan yanayin), kuma 'J' yayi daidai da bin guntun jajayen (wanda shine 'K' a wannan yanayin). Duba Sashe na 3.1 don ainihin kewayon mcd na bins J da K.

11. Nazarin Ƙira da Amfani

Yanayi: Mai Nuna Wutar Lantarki Mai Matsayi Biyu don Na'urar da ake ɗauka.Na'urar likita ta hannu mai ƙarami tana buƙatar mai nuni mai haske, mai tanadin sarari don matsayin baturi: kore mai ƙarfi don \"caji mai isa,\" kore mai walƙiya don \"caji,\" da jajayen mai ƙarfi don \"ƙaramin baturi.\"

Ai:LTST-C195KGJRKT-5A shine zaɓi mai kyau. Pin GPIO na microcontroller yana tuƙa LED kore (pin 1/3) ta hanyar mai hana halin yanzu 100\u03a9 (don ~20mA a ~3.3V wadata, la'akari da V_F~1.9V). Wani pin GPIO yana tuƙa LED jajayen (pin 2/4) ta hanyar mai hana halin yanzu iri ɗaya. Firmware yana sarrafa yanayin walƙiya da ƙarfi. Wannan ƙira tana amfani da sawun ƙafa na kayan ɗaya kawai maimakon biyu, yana sauƙaƙa hanyoyin, kuma yana ba da bayyananniyar, kamannin ƙwararru.

12. Gabatar da Ka'idar Fasaha

LED ya dogara ne akan kayan semiconductor na Aluminum Indium Gallium Phosphide (AlInGaP). Lokacin da aka yi amfani da ƙarfin lantarki na gaba a kan haɗin gwiwar p-n, electrons da ramuka suna sake haɗuwa, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke cikin gawa na AlInGaP yana ƙayyade makamashin bandgap, wanda kai tsaye yana ayyana tsawon tsawon raƙuman (launi) na hasken da aka fitar. Guntun kore yana amfani da tsari don fitarwa na ~571nm, kuma guntun jajayen yana amfani da wani tsari daban don fitarwa na ~631nm. Ruwan tabarau na \"ruwa bayyananne\" an yi shi da epoxy ko silicone wanda ke bayyana ga waɗannan tsawon raƙuman, yana ba da damar ainihin launin guntu a gani ba tare da watsawa ko canza launi ba.

13. Trends na Masana'antu da Ci gaba

Trend a cikin SMD mai nuna LED yana ci gaba zuwa ga ingantaccen inganci, ƙananan girman fakiti, da ƙarin aiki. LED masu launuka biyu da yawa a cikin fakiti ɗaya suna zama gama gari don biyan buƙatun ƙanƙanta da ƙarin mu'amala mai arziƙi. Hakanan ana mai da hankali kan inganta dogaro a ƙarƙashin yanayi masu tsanani, kamar mafi girman yanayin reflow reflow da ake buƙata don gyaɗa maras gubar da juriya ga danshi da sinadarai. Bugu da ƙari, haɗa masu hana halin yanzu ko ma direbobi IC a cikin fakitin LED (\"LED masu hankali\") wani sabon salo ne don ƙara sauƙaƙa ƙirar kewayawa da inganta daidaiton aiki.