Bayanin Kayan Aiki na LED na SMD Mai Cikakken Launi LTST-C19HE1WT-5A - Girman 3.2x1.6x0.35mm - Ƙarfin Lantarki 1.6-3.2V - Wutar 0.08W - Takardun Fasaha na Hausa

1. Bayanin Samfurin

LTST-C19HE1WT-5A LED ne mai cikakken launi, wanda aka ƙera don aikace-aikacen lantarki na zamani waɗanda ke buƙatar ƙaramin girma da nuna launuka daban-daban. Wannan na'urar tana haɗa guntuwar LED ja, kore, da shuɗi (RGB) a cikin fakitin siriri guda ɗaya, wanda ke ba da damar ƙirƙirar yalwar launuka ta hanyar sarrafa tashoshi uku daban ko haɗe. Babban manufar ƙirarta ita ce samar da mafita mai sassauƙa don haske a cikin mahalli na sarrafa kansa na sarrafa kansa, waɗanda ke da ƙarancin sarari.

1.1 Fa'idodi na Asali da Kasuwar Manufa

Babbar fa'idar wannan sashi ita ce haɗuwar ƙaramin girmansa da ikon cikakken launi. Tsayin fakitin yana da ƙarancin ƙima sosai a 0.35mm, wanda ya sa ya dace da aikace-aikace inda iyakar tsayi ta iyakance, kamar a cikin nunin siriri ko na'urorin hasken baya don madannai da madannai. Na'urar tana bin umarnin RoHS, yana tabbatar da cewa ta cika ka'idojin muhalli na duniya. An tattara shi a kan tef ɗin 8mm akan reels masu diamita 7-inch, wanda ya dace da daidaitattun kayan aikin ɗauka da sanyawa na atomatik da ake amfani da su wajen kera kayan lantarki masu yawa. Manyan kasuwannin manufa sun haɗa da kayan aikin sadarwa (misali, wayoyin hannu), na'urori masu sarrafa kansa na ofis (misali, kwamfutocin tebur), tsarin hanyar sadarwa, kayan aikin gida, da alamun cikin gida. Halayen tuƙi masu dacewa da I.C. da kuma dacewa da hanyoyin siyar da sake kunnawa na infrared sun ƙara haɗa shi cikin layukan haɗa allon da'ira (PCB) na zamani.

2. Zurfin Binciken Sigogi na Fasaha

Wannan sashe yana ba da nazari na haƙiƙa game da halayen lantarki, na gani, da na zafi da aka ƙayyade a cikin takardun bayanai.

2.1 Matsakaicin Matsakaicin Ƙimar

Fahimtar matsakaicin matsakaicin ƙimar yana da mahimmanci don tabbatar da amincin na'urar da hana gazawa da wuri. An ƙayyade ƙimar a yanayin zafin muhalli (Ta) na 25°C. Ragewar wutar lantarki ya ɗan bambanta tsakanin launuka: 80mW don guntuwar shuɗi da kore, da 75mW don guntuwar ja. Wannan yana nuna yuwuwar bambance-bambance a cikin halayen zafi ko ingancin kayan semiconductor daban-daban. Matsakaicin halin yanzu na gaba, wanda aka yarda a ƙarƙashin aikin 1/10 tare da faɗin bugun jini na 0.1ms, shine 100mA don shuɗi/kore da 80mA don ja. Matsakaicin ƙimar halin yanzu na DC na ci gaba shine 20mA don shuɗi/kore da 30mA don ja. An ƙididdige na'urar don aiki tsakanin -20°C da +80°C, tare da mafi girman kewayon zafin ajiya na -30°C zuwa +100°C. Muhimmin ƙayyadaddun siyarwa shine yanayin sake kunnawa na infrared, wanda bai kamata ya wuce 260°C fiye da dakika 10 ba, daidaitaccen tsari don hanyoyin haɗawa marasa gubar (Pb-free).

2.2 Halayen Lantarki da na Gani

Yanayin gwaji na yau da kullun don sigogi na gani da mahimman lantarki shine a Ta=25°C tare da halin yanzu na gaba (IF) na 5mA. Ƙarfin haske (Iv) ya bambanta sosai ta launi, wanda ake tsammani saboda daban-daban ingancin fasahohin semiconductor na asali (AlInGaP don ja, InGaN don kore da shuɗi). Ga LED shuɗi, mafi ƙarancin ƙarfin haske shine 11.2 mcd, tare da matsakaicin 45.0 mcd. LED kore yana nuna mafi girman fitarwa, daga mafi ƙarancin 28.0 mcd zuwa matsakaicin 280.0 mcd. LED ja yana kewayo daga 11.2 mcd zuwa 71.0 mcd. Kallon kusurwa (2θ1/2) yana da faɗin digiri 130, na yau da kullun don fakitin ruwan tabarau mai watsewa, yana ba da rarraba haske mai faɗi, daidai. Matsakaicin tsayin tsayin fitarwa (λP) sune 468nm (shuɗi), 530nm (kore), da 632nm (ja). Matsakaicin tsayin tsayin da ya dace (λd) sune 470nm, 528nm, da 624nm. Ƙimar rabin faɗin layin gani (Δλ) sune 26nm (shuɗi), 35nm (kore), da 17nm (ja), yana nuna tsaftar gani, tare da ja mafi ƙunci. Ƙarfin lantarki na gaba (VF) a 5mA ya kewayo daga 2.50V zuwa 3.20V don shuɗi/kore kuma daga 1.60V zuwa 2.30V don ja. Matsakaicin halin yanzu na baya (IR) a VR=5V shine 10 μA ga duk launuka.

3. Bayanin Tsarin Rarrabawa

Samfurin yana amfani da tsarin rarrabawa don rarraba raka'a bisa ƙarfin haskensu a daidaitaccen gwajin halin yanzu na 5mA. Wannan yana ba masu ƙira damar zaɓar LEDs tare da matakan haske masu daidaito don aikace-aikacensu.

3.1 Rarrabawar Ƙarfin Hasken

An ba da jerin lambobin kwandon daban-daban ga kowane launi, suna nuna bambance-bambancen ayyukansu. Kowane kwandon yana da mafi ƙarancin ƙimar ƙarfin haske da matsakaici, kuma ana amfani da jurewar +/-15% a cikin kowane kwandon. Ga LED shuɗi, kwandon sune L (11.2-18.0 mcd), M (18.0-28.0 mcd), da N (28.0-45.0 mcd). Ga LED kore, kwandon sune N (28.0-45.0 mcd), P (45.0-71.0 mcd), Q (71.0-112.0 mcd), R (112.0-180.0 mcd), da S (180.0-280.0 mcd). Ga LED ja, kwandon sune L (11.2-18.0 mcd), M (18.0-28.0 mcd), N (28.0-45.0 mcd), da P (45.0-71.0 mcd). Wannan rarrabawar yana da mahimmanci ga aikace-aikacen da ke buƙatar haɗa launi ko takamaiman matakan haske, saboda yana tabbatar da hasashe a cikin bayyanar samfurin ƙarshe.

4. Nazarin Lankwasa Aiki

Takardun bayanai tana nuni zuwa lankwasan ayyuka na yau da kullun waɗanda ke wakiltar alaƙa tsakanin sigogi daban-daban a hoto. Duk da yake ba a yi cikakken bayani game da zane-zanen da aka bayar a cikin rubutun da aka bayar ba, daidaitattun lankwasan don irin waɗannan na'urori yawanci sun haɗa da halin yanzu na gaba da ƙarfin lantarki na gaba (lankwasa I-V) ga kowane launi, wanda ba layi ne kuma ya bambanta tsakanin guntuwar ja (ƙananan Vf) da shuɗi/kore (mafi girma Vf). Lankwasan ƙarfin haske da halin yanzu na gaba zai nuna yadda fitarwar haske ke ƙaruwa tare da halin yanzu, mai yuwuwa kusa da jikewa a manyan halin yanzu. Lankwasan ƙarfin haske na dangi da yanayin zafin muhalli suna da mahimmanci don fahimtar lalacewar haske a manyan yanayin aiki. Zane-zanen rarraba gani za su nuna hoto mai tsayi da rabin faɗin gani ga kowane launi. Nazarin waɗannan lankwasan yana ba masu ƙira damar haɓaka halin yanzun tuƙi don haske da inganci yayin sarrafa tasirin zafi da amfani da wutar lantarki.

5. Bayanin Injiniya da Fakitin

5.1 Girman Fakitin da Aikin Fil

Na'urar tana da daidaitaccen fakitin SMD na masana'antu. Launin ruwan tabarau fari ne mai watsewa, wanda ke taimakawa haɗa tushen haske masu launi daban don ƙirƙirar bayyanar launi mai haɗawa. An ƙayyade aikin fil a sarari: Fil 1 shine anode don guntuwar AlInGaP ja, Fil 2 shine anode don guntuwar InGaN kore, kuma Fil 3 shine anode don guntuwar InGaN shuɗi. Cathodes na guntu uku duka an haɗa su cikin tashar gama gari (yawanci fil ɗin zafi ko filin cathode da aka keɓance, kamar yadda aka nuna ta daidaitattun tsarin LED RGB, ko da yake ainihin wurin haɗin gama gari ya kamata a tabbatar daga zanen girma). Duk jurewar girma shine ±0.1mm sai dai idan an ƙayyade akasin haka.

5.2 Filin Haɗin PCB da Aka Shawarta

An ba da shirin ƙasa da aka ba da shawara (sawun ƙafa) don allon da'ira don tabbatar da ingantaccen siyarwa da kwanciyar hankali na injiniya. Bin wannan tsarin da aka ba da shawara yana da mahimmanci don cimma haɗin gwiwar siyarwa mai dogaro, sarrafa zubar da zafi, da hana kabari yayin aikin sake kunnawa.

6. Jagoran Siyarwa da Haɗawa

6.1 Sigogi na Siyar da IR Reflow

Don hanyoyin haɗawa marasa gubar, an ba da shawarar bayanin martaba na sake kunnawa. Matsakaicin zafin jiki bai kamata ya wuce 260°C ba, kuma lokacin a ko sama da wannan matsakaicin zafin jiki dole ne a iyakance zuwa matsakaicin dakika 10. An kuma ba da shawarar matakin riga-kafi. Takardun bayanai ta jaddada cewa saboda ƙirar allon, mannewa, da tanda sun bambanta, bayanin da aka bayar jagora ne, kuma ya kamata a yi halayen takamaiman allon. An tabbatar da cewa sashi ya jure bayanan martaba na sake kunnawa na ma'aunin JEDEC.

6.2 Yanayin Ajiya da Sarrafawa

LEDs suna da hankali ga zubar da wutar lantarki (ESD). Kula da kariya kamar amfani da igiyoyin wuyan hannu da kayan aikin ƙasa wajibi ne. Don ajiya, buhunan hana danshi da ba a buɗe ba (tare da busasshiyar) yakamata a ajiye a ≤30°C da ≤90% RH, tare da lokacin amfani da aka ba da shawarar na shekara guda. Da zarar an buɗe ainihin marufi, yanayin ajiya yakamata ya zama ≤30°C da ≤60% RH. Abubuwan da aka cire daga marufinsu yakamata a siyar da su cikin mako guda (Matakin Hankalin Danshi 3, MSL 3). Idan an ajiye su fiye da buhu, suna buƙatar gasa (misali, 60°C na sa'o'i 20) kafin siyarwa don hana popcorning yayin sake kunnawa.

6.3 Tsaftacewa

Idan tsaftacewa ya zama dole bayan siyarwa, kawai yakamata a yi amfani da kaushi da aka ƙayyade. Nitsar LED a cikin barasa na ethyl ko isopropyl a yanayin zafi na yau da kullun na ƙasa da minti ɗaya yana yarda. Sinadarai da ba a ƙayyade ba na iya lalata kayan fakitin.

7. Bayanin Marufi da Oda

Ana samar da na'urar a cikin tsarin tef da reel wanda ya dace da haɗawa ta atomatik. Faɗin tef ɗin shine 8mm, wanda aka nannade akan daidaitaccen diamita 7-inch (178mm). Kowane reel yana ƙunshe da guda 4000. Don ƙananan adadi, mafi ƙarancin adadin marufi na guda 500 yana samuwa don ragowar. Marufi yana bin ƙayyadaddun ANSI/EIA 481. Tef ɗin yana amfani da murfin sama don rufe aljihunan fanko, kuma matsakaicin adadin abubuwan da ba a samu ba a jere a cikin tef ɗin shine biyu.

8. Shawarwari na Aikace-aikace

8.1 Yanayin Aikace-aikace na Yau da Kullun

Wannan LED ya dace da aikace-aikace iri-iri:Alamomin Matsayi:Ƙarfin launi daban-daban yana ba da damar LED guda ɗaya don nuna yanayin tsarin da yawa (misali, kunna wutar lantarki=kore, jiran aiki=shuɗi, kuskure=ja).Hasken Baya:Mafi dacewa don hasken baya na madannai, madannai, ko ƙananan allon kayan ado, inda ake son tasirin canza launi.Micro-Displays:Ana iya amfani da su a cikin jeri don samar da cikakkun hotuna ko alamun alamun cikakken launi.Kayan Lantarki na Masu Amfani:Ana samun su a cikin wayoyi, kwamfutocin hannu, da kayan aikin gida don haske na ado da aiki.

8.2 Abubuwan Tunani na Ƙira

Dole ne masu ƙira su yi la'akari da abubuwa da yawa:Iyakance Halin Yanzu:Kowane tashar launi dole ne ya sami nasa resistor mai iyakance halin yanzu ko kuma a tuƙa shi ta hanyar tushen halin yanzu na akai, saboda ƙarfin lantarki na gaba ya bambanta.Haɗa Launi:Cimma takamaiman farin batu ko launi mai haɗawa yana buƙatar daidaita halin yanzun tuƙi na kowane guntu a hankali, la'akari da bambance-bambancen kwandon.Gudanar da Zafi:Duk da ƙarancin wutar lantarki, tabbatar da cewa ba a wuce matsakaicin zafin haɗin gwiwa ba yana da mahimmanci don tsawon rai, musamman a cikin wuraren da aka rufe.Kariya ta ESD:Haɗa kariyar ESD akan layukan siginar da ke tuƙa anodes na LED na iya zama dole a cikin mahalli masu hankali.

9. Kwatancen Fasaha da Bambance-bambance

Babban bambance-bambancen LTST-C19HE1WT-5A ya ta'allaka ne a cikin bayaninsa na siriri na 0.35mm wanda aka haɗa tare da aikin RGB cikakke a cikin daidaitaccen fakitin EIA. Idan aka kwatanta da LEDs masu launi guda ɗaya ko manyan fakitin RGB, yana ba da tanadin sarari mai mahimmanci akan PCB. Amfani da ci-gaban fasahar guntu InGaN da AlInGaP yana ba da ingantaccen ingancin haske. Dacewarsa tare da daidaitaccen sake kunnawa na IR da marufin tef da reel ya sa ya zama mafita mai saukowa don layukan SMT na zamani, yana rage rikitarwar haɗawa idan aka kwatanta da sanya LEDs daban-daban guda uku da hannu.

10. Tambayoyin da ake yawan yi (Dangane da Sigogi na Fasaha)

Q: Shin zan iya tuƙa duk launuka uku daga wadataccen wutar lantarki 5V guda?A: Ee, amma kuna buƙatar masu iyakance halin yanzu daban-daban ga kowane tashar. Lissafa ƙimar resistor ta amfani da R = (Vcc - Vf) / If, inda Vf shine ƙarfin lantarki na gaba na takamaiman launi a halin yanzu da kuke so. Lura cewa Vf don ja ya fi ƙasa fiye da shuɗi/kore.

Q: Me yasa kewayon ƙarfin haske na kore ya fi na ja ko shuɗi faɗi?A: Wannan yana nuna mafi girman ingancin yau da kullun na fasahar guntu kore na tushen InGaN da aka yi amfani da ita a cikin wannan samfurin da tsarin kwandon da aka aiwatar don rarraba sassa a cikin wannan faɗin faɗin aiki.

Q: Menene ma'anar \"Matsakaicin Tsayin Tsayin\" da \"Matsakaicin Tsayin Tsayin\"?A: Matsakaicin tsayin tsayi (λP) shine tsayin tsayi guda ɗaya wanda bakan fitarwa yake da matsakaicin ƙarfinsa. Matsakaicin tsayin tsayi (λd) an samo shi ne daga daidaitattun launuka akan zanen launi na CIE kuma yana wakiltar launin hasken da aka gani; shine tsayin tsayi guda ɗaya wanda zai dace da jin launin LED ga idon ɗan adam.

Q: Shin wannan LED ya dace da amfani a waje?A: Kewayon zafin aiki shine -20°C zuwa +80°C. Duk da yake zai iya aiki a wasu yanayi na waje, takardun bayanai ba ta ƙayyade ƙimar shigarwa (IP) ba akan danshi da ƙura. Don mawuyacin yanayi na waje, yakamata a zaɓi samfurin tare da rufin muhalli da ya dace.

11. Yanayin Amfani na Aiki

Yanayi: Ƙirar Alamar Matsayi don Mai Karkatar da Hanyar Sadarwa.Mai ƙira yana buƙatar LED guda ɗaya don nuna ayyukan hanyar sadarwa (kore mai kyalkyali), nau'in haɗin kai (shuɗi mai ƙarfi don 5GHz, cyan mai ƙarfi don 2.4GHz), da yanayin kuskure (ja mai ƙarfi). An zaɓi LTST-C19HE1WT-5A saboda ƙaramin girmansa da aiki uku-cikin-ɗaya. Mai ƙira yana amfani da microcontroller tare da fitarwa masu ikon PWM don tuƙa kowane tashar ta hanyar ƙananan masu iyakance halin yanzu. An tsara firmware don sarrafa LEDs: saurin kyalkyali kore don aiki, haɗin shuɗi da kore (a takamaiman rabon PWM don cimma cyan) don band 2.4GHz, da ja mai ƙarfi don kurakurai. Faɗin kusurwar kallo yana tabbatar da cewa ana iya ganin alama daga kusurwoyi daban-daban. Bayanin siriri yana ba shi damar dacewa a bayan ƙaramin allon fascia.

12. Gabatarwar Ka'ida

Diodes masu fitar da haske (LEDs) na'urori ne na semiconductor waɗanda ke fitar da haske lokacin da wutar lantarki ta wuce ta cikin su. Wannan abin mamaki, wanda ake kira electroluminescence, yana faruwa lokacin da electrons suka sake haɗuwa tare da ramukan electron a cikin na'urar, suna sakin makamashi a cikin nau'in photons. Launin hasken da aka fitar an ƙaddara shi ta hanyar tazarar band na makamashi na kayan semiconductor. LTST-C19HE1WT-5A yana amfani da manyan tsarin kayan guda biyu: Indium Gallium Nitride (InGaN) don guntuwar shuɗi da kore, da Aluminum Indium Gallium Phosphide (AlInGaP) don guntuwar ja. Ta hanyar sarrafa halin yanzu ga waɗannan guntu masu launi na farko guda uku da kansu, ana iya samar da yalwar launuka na biyu, gami da fari (lokacin da duka uku sun daidaita da kyau), ta hanyar haɗa launi.

13. Trends na Ci gaba

Gabaɗayan yanayin fasahar LED ta SMD yana ci gaba zuwa mafi inganci (lumens da yawa a kowace watt), ƙananan girman fakitin, da ingantaccen bayyanar launi da daidaito. Hakanan akwai yunƙuri zuwa mafi girman dogaro da tsawon rayuwar aiki. Ga LEDs masu launi daban-daban kamar LTST-C19HE1WT-5A, abubuwan da suka shafi sun haɗa da ƙananan jurewar kwandon don ƙarin hasashen haɗa launi, haɗaɗɗun ICs masu tuƙi a cikin fakitin (sanya \"LEDs masu hankali\"), har ma da siriri don nunin sassauƙa da naɗewa na gaba. Hakanan ana tace kayan semiconductor na asali don inganta inganci, musamman ga LEDs kore, waɗanda a al'adance suka kasance a baya a cikin aiki.