Takardar Bayani na Fasaha na SMD LED 19-21/R6C-AL2N1VY/3T - Girman 2.0x1.25x0.8mm - Ƙarfin Wutar Lantarki 1.7-2.2V - Ja Mai Haske - Takardun Fasaha na Turanci

1. Bayyani Game da Samfur

19-21/R6C-AL2N1VY/3T wata na'urar LED ce da ake hawa a saman (SMD) ta amfani da fasahar guntu na AlGaInP don samar da fitowar haske mai launin ja mai haske. An tsara wannan kayan don aikace-aikacen PCB masu yawan ƙima inda sarari da nauyi suke da matuƙar mahimmanci. Girman sa na 2.0mm x 1.25mm x 0.8mm yana ba da damar rage girman samfuran ƙarshe sosai, yana rage sararin allon da ake buƙata da kuma girman kayan aikin gaba ɗaya. An tattara na'urar a kan tef mai tsawon 8mm da aka kawo a kan reels masu diamita inci 7, wanda ya sa ya dace daidai da daidaitattun kayan aikin haɗawa ta atomatik. Samfurin launi ɗaya ne, mara gubar (Pb-free) wanda ya bi ka'idojin RoHS, EU REACH, da ƙa'idodin marasa halogen (Br <900 ppm, Cl <900 ppm, Br+Cl < 1500 ppm), yana tabbatar da dacewarsa don masana'antar kayan lantarki na zamani mai kula da muhalli.

2. Zurfin Bincike na Ma'auni na Fasaha

2.1 Iyakar Ma'auni Mafi Girma

Aiki da na'urar fiye da waɗannan iyakoki na iya haifar da lalacewa ta dindindin. An ƙayyade iyakar ma'auni mafi girma a yanayin zafin muhalli (Ta) na 25°C. Matsakaicin ƙarfin wutar lantarki na baya (VR) shine 5V, yana jaddada cewa ba a tsara wannan LED don aiki tare da karkatar da baya ba. Matsakaicin ƙarfin lantarki na gaba (IF) shine 25 mA, tare da izinin kololuwar ƙarfin lantarki na gaba (IFP) na 60 mA a ƙarƙashin yanayin bugun jini (ayyukan aiki 1/10 a 1 kHz). Matsakaicin raguwar wutar lantarki (Pd) shine 60 mW. Na'urar na iya jure zubar da wutar lantarki (ESD) na 2000V bisa ga Tsarin Jikin Mutum (HBM). Kewayon zafin aiki daga -40°C zuwa +85°C, kuma kewayon zafin ajiya daga -40°C zuwa +90°C. An ayyana iyakokin zafin gishiri don hanyoyi biyu: sake gishiri a kololuwar 260°C na iyakar dakika 10, da gishiri na hannu a matsakaicin 350°C na dakika 3 kowace tasha.

2.2 Halayen Lantarki da Haske

An auna mahimman ma'auni na aiki a daidaitaccen gwajin lantarki na 5mA da Ta=25°C. Ƙarfin haske (Iv) yana da kewayon na yau da kullun, tare da ƙananan da manyan ƙimomin da tsarin rarrabuwa ya ayyana. Kusurwar kallo (2θ1/2) yawanci digiri 100 ne, yana ba da tsarin fitarwa mai faɗi. Tsawon tsayin raƙuman ruwa (λp) kusan 632 nm ne, kuma tsayin raƙuman ruwa mai rinjaye (λd) ya kasance daga 617.5 nm zuwa 633.5 nm, wanda yayi daidai da launin ja mai haske. Faɗin bandejin haske (Δλ) yawanci 20 nm ne. Ƙarfin wutar lantarki na gaba (VF) yana daga 1.70V zuwa 2.20V a 5mA. An tabbatar da ƙarfin lantarki na baya (IR) ya zama 10 μA ko ƙasa da haka a matsakaicin ƙarfin wutar lantarki na baya na 5V. Muhimman bayanan sun ƙayyade rangwame: ±11% don ƙarfin haske, ±1nm don tsayin raƙuman ruwa mai rinjaye, da ±0.05V don ƙarfin wutar lantarki na gaba.

3. Bayanin Tsarin Rarrabuwa

Don tabbatar da daidaiton launi da haske a cikin samarwa, ana rarraba LED ɗin zuwa kwandon shara bisa mahimman ma'auni uku.

3.1 Rarrabuwar Ƙarfin Haske

Ana rarraba LED ɗin zuwa kwandon shara huɗu (L2, M1, M2, N1) bisa ga ƙarfin hasken da aka auna a IF=5mA. Kwandon shara suna ayyana ƙananan da manyan iyakokin ƙarfin haske: L2 (14.5-18.0 mcd), M1 (18.0-22.5 mcd), M2 (22.5-28.5 mcd), da N1 (28.5-36.0 mcd). Wannan yana ba masu zane damar zaɓar abubuwan da suka dace da takamaiman buƙatun haske don aikace-aikacensu.

3.2 Rarrabuwar Tsayin Raƙuman Ruwa Mai Rinjaye

Ana sarrafa launi (hue) ta hanyar rarrabuwar tsayin raƙuman ruwa mai rinjaye. An ayyana kwandon shara huɗu (E4, E5, E6, E7): E4 (617.5-621.5 nm), E5 (621.5-625.5 nm), E6 (625.5-629.5 nm), da E7 (629.5-633.5 nm). Wannan tsauraran sarrafawa yana tabbatar da daidaiton launi na gani a cikin LED da yawa da ake amfani da su a cikin jeri ko aikace-aikacen hasken baya.

3.3 Rarrabuwar Ƙarfin Wutar Lantarki na Gaba

An rarraba ƙarfin wutar lantarki na gaba don taimakawa wajen ƙirar da'ira, musamman don lissafin resistor mai iyakancewa da ƙirar wutar lantarki. Ana ba da kwandon shara biyar (19, 20, 21, 22, 23), kowanne yana ɗauke da kewayon 0.1V daga 1.70V zuwa 2.20V a IF=5mA.

4. Bincike akan Lanƙwan Ayyuka

Takardar bayanin tana nufin lanƙwan halayen lantarki da haske na yau da kullun. Duk da yake ba a cikakken bayanin takamaiman zane-zane a cikin rubutun da aka bayar ba, irin waɗannan lanƙwan yawanci suna kwatanta alaƙa tsakanin ƙarfin lantarki na gaba da ƙarfin haske, ƙarfin wutar lantarki na gaba da zafin jiki, da rarraba ƙarfin haske na gani. Waɗannan lanƙwan suna da mahimmanci ga masu zane don fahimtar yadda aikin LED ke canzawa a ƙarƙashin yanayin aiki daban-daban, kamar canza ƙarfin tuƙi ko zafin muhalli, yana ba da damar ingantaccen ƙirar da'ira mai dogaro.

5. Bayanin Injiniya da Fakitin

5.1 Girman Fakitin

SMD LED 19-21 yana da ƙaramin fakitin mai tsawon 2.0mm, faɗin 1.25mm, da tsayin 0.8mm. Zanen girman yana ƙayyade wurin alamar cathode, wanda yake da mahimmanci don daidaitaccen alkibla yayin haɗawa. Duk rangwamen da ba a ƙayyade ba ±0.1mm ne.

5.2 Gano Alkibla

An nuna alamar cathode a fili akan fakitin. Dole ne a kiyaye daidaitaccen alkibla yayin sanyawa da gishiri don tabbatar da aikin da ya dace da hana lalacewa.

6. Jagororin Gishiri da Haɗawa

6.1 Ajiya da Sarrafawa

An tattara LED ɗin a cikin jakunkuna masu hana danshi tare da busassun abu. Kada a buɗe jakar har sai an shirya abubuwan don amfani. Kafin buɗewa, yanayin ajiya ya kamata ya zama 30°C ko ƙasa da haka da danshi na 60% ko ƙasa da haka. Da zarar an buɗe, dole ne a yi amfani da LED ɗin cikin sa'o'i 168 (kwanaki 7). Duk wani abu da ba a yi amfani da shi ba ya kamata a sake rufe shi a cikin fakitin da ba shi da danshi. Idan an wuce lokacin ajiya ko mai nuna busassun abu ya nuna ɗaukar danshi, ana buƙatar maganin gasa a 60 ±5°C na awanni 24 kafin amfani don hana "gaggawar wake" yayin sake gishiri.

6.2 Bayanin Yanayin Sake Gishiri

An ƙayyade bayanin sake gishiri mara gubar (Pb-free). Muhimman ma'auni sun haɗa da: yankin dumama kafin a yi aiki tsakanin 150-200°C na dakika 60-120, lokacin da ya wuce ruwa (217°C) na dakika 60-150, matsakaicin zafin jiki wanda bai wuce 260°C ba wanda aka riƙe na iyakar dakika 10, da sarrafa yanayin dumama da sanyaya (matsakaicin 6°C/sec da 3°C/sec, bi da bi). Kada a yi sake gishiri fiye da sau biyu. Kada a yi amfani da damuwa ga LED yayin dumama, kuma kada PCB ta karkace bayan gishiri.

6.3 Gishiri na Hannu da Gyara

Don gishiri na hannu, ya kamata a yi amfani da ƙarfe mai gishiri tare da zafin ƙarshe ƙasa da 350°C da ƙimar wutar lantarki ƙasa da 25W. Lokacin tuntuɓar kowace tasha bai kamata ya wuce dakika 3 ba. Ya kamata a bar tazarar aƙalla dakika 2 tsakanin gishiri kowace tasha. Ba a ƙarfafa gyara bayan gishiri ba. Idan ba za a iya kaucewa ba, ya kamata a yi amfani da ƙarfe mai gishiri mai kai biyu don dumama tashoshi biyu lokaci ɗaya, kuma dole ne a tantance yuwuwar lalacewa a baya.

7. Bayanin Fakitin da Oda

7.1 Ƙayyadaddun Reel da Tef

Ana kawo abubuwan a cikin tef mai ɗaukar kaya akan reels masu diamita inci 7. Kowace reel tana ɗauke da guda 3000. An ba da cikakkun ma'auni don reel da aljihunan tef mai ɗaukar kaya, tare da daidaitattun rangwamen ±0.1mm sai dai idan an faɗi akasin haka.

7.2 Bayanin Lakabi

Lakabin reel yana ɗauke da mahimman bayanai: Lambar Samfurin Abokin Ciniki (CPN), Lambar Samfurin (P/N), Adadin Tattarawa (QTY), Matsayin Ƙarfin Haske (CAT), Daidaitawar Launi & Matsayin Tsayin Raƙuman Ruwa Mai Rinjaye (HUE), Matsayin Ƙarfin Wutar Lantarki na Gaba (REF), da Lambar Rukuni (LOT No). Waɗannan bayanan suna da mahimmanci don gano asali da tabbatar da amfani da daidaitaccen kwandon shara na abu a cikin samarwa.

8. Shawarwarin Aikace-aikace

8.1 Yanayin Aikace-aikace na Yau da Kullun

Wannan LED ta dace da aikace-aikace daban-daban na nuni da hasken baya saboda ƙaramin girmanta, dogaro, da fitowar ja mai haske. Amfanin gama gari sun haɗa da hasken baya don allunan kayan aikin dashboard da maɓalli, alamomin yanayi da hasken baya na maɓalli a cikin na'urorin sadarwa (wayoyi, na'urorin faks), hasken baya mai lebur don LCD, hasken maɓalli, da aikace-aikacen nuni na gabaɗaya.

8.2 Muhimman Abubuwan Ƙira

Iyakar Lantarki:Resistor na waje mai iyakancewa lantarki wajibi ne. LED na'urar da ake tuƙa ta lantarki ce, kuma ko da ƙaramin ƙaruwa a cikin ƙarfin wutar lantarki na gaba na iya haifar da babban ƙaruwa a cikin lantarki, wanda zai iya lalacewa. Dole ne a ƙididdige ƙimar resistor bisa ga ƙarfin wutar lantarki, ƙarfin wutar lantarki na gaba na LED (la'akari da kwandon shara na ƙarfin wutar lantarki), da ƙarfin lantarki na aiki da ake so (kada ya wuce 25 mA na ci gaba).
Gudanar da Zafin Jiki:Duk da yake raguwar wutar lantarki yana da ƙasa, tabbatar da cewa LED yana aiki a cikin takamaiman kewayon zafin jiki yana da mahimmanci don dogon lokacin dogaro. Ya kamata a yi la'akari da isasshen yanki na tagulla na PCB da iska a cikin ƙira masu yawan ƙima ko manyan zafin muhalli.
Kariya daga ESD:Ko da yake an ƙididdige shi don 2000V HBM, ya kamata a bi ƙa'idodin kula da ESD na yau da kullun yayin haɗawa da sarrafawa.

9. Kwatancen Fasaha da Bambance-bambance

Babban fa'idar fakitin 19-21 idan aka kwatanta da manyan nau'ikan LED na ginshiƙan jagora shine rage girman ƙafafunsa da tsayinsa sosai, yana ba da damar yawan tattarawa akan PCB kuma a ƙarshe ƙananan samfuran ƙarshe. Amfani da fasahar AlGaInP yana ba da ingantacciyar inganci da launin ja mai cikakken haske. Bin ka'idojin muhalli na zamani (RoHS, REACH, Marasa Halogen) shine babban abin bambancewa, yana sa ya dace da kasuwannin duniya masu tsauraran buƙatun ƙa'ida. Dacewarsa da daidaitattun hanyoyin sake gishiri na infrared da tururi ya daidaita shi da manyan layukan haɗawa na SMT.

10. Tambayoyin da ake yawan yi (FAQ)

Q: Zan iya tuƙa wannan LED ba tare da resistor na jerin ba?
A: A'a. Dole ne a tuƙi LED tare da tushen lantarki na dindindin ko, fiye da haka, tushen wutar lantarki a cikin jerin tare da resistor mai iyakancewa lantarki. Yin amfani da shi kai tsaye daga tushen wutar lantarki zai haifar da kwararar lantarki mara sarrafawa, wanda zai haifar da gazawa nan da nan.

Q: Menene bambanci tsakanin tsayin raƙuman ruwa mai kololuwa da tsayin raƙuman ruwa mai rinjaye?
A: Tsayin raƙuman ruwa mai kololuwa (λp) shine tsayin raƙuman ruwa inda mafi girman ƙarfin haske ke fitowa. Tsayin raƙuman ruwa mai rinjaye (λd) shine tsayin raƙuman ruwa guda ɗaya na hasken launi ɗaya wanda yayi daidai da launin da ake gani na LED. λd ya fi dacewa don ƙayyadaddun launi a cikin aikace-aikacen gani.

Q: Ta yaya zan fassara lambobin kwandon shara (misali, R6C-AL2N1VY)?
A: Cikakken lambar sashi 19-21/R6C-AL2N1VY/3T tana ɓoye nau'in fakitin, fasahar guntu, da kwandon shara na aiki. Duk da yake ainihin bayanin maɓalli na iya zama na sirri, 'N1' yawanci yayi daidai da kwandon shara na ƙarfin haske, kuma sauran haruffa suna da alaƙa da tsayin raƙuman ruwa da kwandon shara na ƙarfin wutar lantarki da aka ƙayyade a cikin tebur na takardar bayanin.

Q: Me yasa lokacin ajiya bayan buɗe jakar ya iyakance zuwa kwanaki 7?
A: Fakitin robobi na abubuwan SMD na iya ɗaukar danshi daga iska. A lokacin babban zafi na sake gishiri, wannan danshin da aka kama zai iya yin tururi da sauri, yana haifar da rabuwar ciki ko fashewa ("gaggawar wake"). Rayuwar bene na kwanaki 7 shine lokacin da ɗaukar danshi ya kasance ƙasa da matakin mahimmanci don sake gishiri guda ɗaya.

11. Misalin Ƙira da Amfani na Aiki

Yi la'akari da ƙira ƙaramin allon nuni na yanayi don kayan aikin masana'antu. Allon yana buƙatar LED da yawa masu launin ja mai haske waɗanda ke kusa da juna. Ƙaramin girman ƙafafun LED 19-21 na 2.0x1.25mm yana ba da damar shimfiɗa mai yawan ƙima akan ƙayyadadden yanki na PCB. Ta hanyar ƙayyade LED daga kwandon shara ɗaya na ƙarfin haske (misali, N1) da kwandon shara na tsayin raƙuman ruwa mai rinjaye (misali, E6), mai zane zai iya tabbatar da daidaiton haske da launi a duk alamomin, yana ba da daidaitaccen mu'amalar mai amfani da ƙwararru. Faɗin kusurwar kallo na digiri 100 yana tabbatar da cewa ana iya ganin alama daga kusurwoyi daban-daban. Dacewar abu tare da haɗawa ta atomatik yana rage farashin masana'antu da inganta dogaro idan aka kwatanta da madadin gishiri na hannu.

12. Gabatarwa da Ka'idar Aiki

Wannan LED ya dogara ne akan guntu na semiconductor da aka yi daga Aluminum Gallium Indium Phosphide (AlGaInP). Lokacin da aka yi amfani da ƙarfin wutar lantarki na gaba wanda ya wuce kofa na na'urar, ana shigar da electrons da ramuka zuwa yankin aiki na semiconductor. Waɗannan masu ɗaukar caji suna sake haɗuwa, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke cikin yadudduka na AlGaInP yana ƙayyade ƙarfin bandgap na semiconductor, wanda kai tsaye yake ƙayyade tsayin raƙuman ruwa (launi) na hasken da aka fitar—a wannan yanayin, ja mai haske. Ana fitar da hasken ta saman saman guntun, wanda aka lulluɓe shi a cikin resin na epoxy mai tsabta wanda kuma yana ba da kariya ta injiniya kuma yana taimakawa wajen siffantar tsarin fitar haske.

13. Trends na Fasaha da Mahallin

SMD LED 19-21 yana wakiltar fasahar fakitin da ta girma kuma mai dogaro a cikin babban yanayin rage girman kayan lantarki. Ci gaba da ci gaba a fasahar LED yana mai da hankali kan ƙara ingancin haske (ƙarin fitowar haske a kowace watt na lantarki), inganta bayyana launi, da ba da damar ƙananan girman fakitin. Duk da yake sabbin nau'ikan fakitin kamar fakitin ma'auni na guntu (CSP) suna ba da ƙarin rage girman, 19-21 ya kasance mai tsada kuma mai goyan baya sosai don daidaitattun aikace-aikacen nuni. Ƙarfafa kan abubuwan da ba su da halogen da kuma abubuwan da suka dace da REACH yana nuna sauyin masana'antu gaba ɗaya zuwa mafi dorewa da hanyoyin masana'antu masu kula da muhalli. Ƙayyadaddun dacewa tare da bayanan sake gishiri mara gubar, manyan zafin jiki ya yi daidai da sauyin duniya daga gishiri na tushen gubar.