Bayanin Fasaha na LTST-C190KFKT-5A SMD LED - LED Orange AlInGaP - 5mA - 20mA - 50mW - Takardar Fasaha ta Hausa

1. Bayanin Samfur

Wannan takarda ta bayyana cikakken bayanai game da ƙaramin LED mai haske mai ƙarfi (SMD). An tsara shi don ayyukan haɗawa ta atomatik, wannan kayan yana da kyau don aikace-aikacen da ke da ƙarancin sarari a cikin kayan lantarki na masu amfani da na masana'antu.

1.1 Siffofi

• Ya bi ka'idojin muhalli na RoHS.
• Yana amfani da ƙaramin ƙwayar AlInGaP mai haske sosai don fitar da hasken orange mai inganci.
• An haɗa shi a kan tef ɗin 8mm a kan reels mai diamita 7-inch, wanda ya dace da kayan aikin ɗauka da sanyawa ta atomatik.
• Madaidaicin ƙafar fakitin EIA yana tabbatar da dacewa mai yawa.
• Bukatun tuƙi masu dacewa da matakin dabaru.
• An tsara shi don jurewa madaidaicin aikin goge-goge na infrared (IR) da ake amfani da shi wajen haɗa PCB.

1.2 Aikace-aikacen Manufa

Wannan LED ya dace da ayyuka daban-daban na nuna alama da hasken baya, ciki har da: alamun yanayin a cikin kayan sadarwa da na hanyar sadarwa, hasken maɓalli/maballin maɓalli, hasken alamomi akan allunan sarrafawa, da haɗawa cikin ƙananan nuni da kayan amfani na gida.

2. Cikakken Bayanin Ƙayyadaddun Fasaha

Sasannin masu zuwa suna ba da cikakken bincike game da iyakoki da halaye na lantarki, na gani, da na muhalli na na'urar.

2.1 Matsakaicin Matsakaicin Matsayi

Waɗannan ƙimomi suna wakiltar iyakokin damuwa waɗanda ba za a wuce su a kowane yanayi ba, saboda lalacewa na dindindin na iya faruwa. Ya kamata a ci gaba da aiki a cikin yanayin aiki da aka ba da shawarar da aka yi bayani daga baya.

• Rushewar Wutar Lantarki (Pd):50 mW
• Matsakaicin Halin Gaba (I_F(PEAK)):40 mA (an buga shi a cikin zagayowar aiki 1/10, faɗin bugun 0.1ms)
• Ci gaba da Halin Gaba (I_F):20 mA DC
• Ƙarfin Juyawa (V_R):5 V
• Kewayon Zafin Aiki (T_opr):-30°C zuwa +85°C
• Kewayon Zafin Ajiya (T_stg):-40°C zuwa +85°C
• Zafin Goge-goge:Yana jure 260°C na dakika 10 (tsarin mara gubar).

2.2 Halayen Lantarki & Na Gani

An auna shi a zafin yanayi (T_a) na 25°C. An ba da ƙimomin al'ada don jagorancin ƙira, yayin da ƙananan ƙimomi da matsakaicin ƙimomi ke ayyana taga aikin da aka garanti.

• Ƙarfin Hasken (I_V):18.0 - 71.0 mcd (an auna shi a I_F= 5mA). An rarraba ƙarfin zuwa takamaiman kwandon shara (duba Sashe na 3).
• Kusurwar Kallo (2θ_1/2):Digiri 130. Wannan faɗin kusurwar kallo an ayyana shi azaman cikakken kusurwar inda ƙarfin haske ya ragu zuwa rabin ƙimar axial ɗinsa, wanda ya sa ya dace da aikace-aikacen da ke buƙatar faɗin gani.
• Matsakaicin Tsawon Tsawon (λ_P):611 nm (na al'ada). Wannan shine tsawon tsawon lokacin da fitowar ƙarfin gani ya fi girma.
• Matsakaicin Tsawon Tsawon (λ_d):605 nm (na al'ada a I_F=5mA). Wannan shine tsawon tsawon guda ɗaya wanda idon ɗan adam ke gani wanda ke ayyana launi, a wannan yanayin, orange.
• Faɗin Tsawon Tsawon (Δλ):17 nm (na al'ada). Wannan yana ayyana tsaftar launi; ƙaramin bandwidth yana nuna launi mai cikar cikawa.
• Ƙarfin Gaba (V_F):2.0V (ƙarami), 2.4V (na al'ada) a I_F= 5mA.
• Halatun Juyawa (I_R):10 μA (matsakaici) a V_R= 5V.

3. Bayanin Tsarin Rarraba

Don tabbatar da daidaito a cikin samarwa, ana rarraba LED ɗin zuwa kwandon shara na aiki. Wannan yana ba masu ƙira damar zaɓar abubuwan da suka dace da takamaiman buƙatun haske don aikace-aikacensu.

3.1 Rarraba Ƙarfin Hasken

An rarraba ƙarfin haske zuwa manyan kwandon shara guda uku (M, N, P) bisa ga ma'auni a 5mA. Kowane kwandon shara yana da jurewar ±15%.

• Lambar Kwandon Shara M:18.0 mcd (Ƙarami) zuwa 28.0 mcd (Matsakaici)
• Lambar Kwandon Shara N:28.0 mcd (Ƙarami) zuwa 45.0 mcd (Matsakaici)
• Lambar Kwandon Shara P:45.0 mcd (Ƙarami) zuwa 71.0 mcd (Matsakaici)

Zaɓin lambar kwandon shara mafi girma (misali, P) yana tabbatar da LED mai haske, wanda zai iya zama dole don yanayin haske mai yawa na yanayi ko nisan kallo mai nisa.

4. Binciken Lanƙwasa Aiki

Yayin da aka ambaci takamaiman lanƙwasa a cikin takardar tushe, tasirinsu yana da mahimmanci ga ƙira.

4.1 Halin Gaba vs. Ƙarfin Gaba (Lanƙwasa I-V)

LED yana nuna halayen I-V mara layi na al'ada na diodes. Ƙarfin gaba (V_F) yana da ingantaccen ma'auni na zafin jiki, ma'ana yana raguwa kaɗan yayin da zafin haɗin gwiwa ya ƙaru. Dole ne masu ƙira su yi amfani da resistor mai iyakancewar halin yanzu ko direban halin yanzu na dindindin don tabbatar da ingantaccen fitowar haske da hana guduwar zafi, saboda LED na'urar aiki ce ta halin yanzu.

4.2 Ƙarfin Hasken vs. Halin Gaba

Fitowar haske yana kusan daidai da halin gaba a cikin ƙayyadadden kewayon aiki. Duk da haka, inganci na iya raguwa a cikin halaye masu yawa saboda ƙarin tasirin zafi. Yin aiki a ko ƙasa da matsakaicin gwajin halin yanzu na 5mA ya zama ruwan dare don aikace-aikacen nuna alama don daidaita haske da tsawon rai.

4.3 Dogaro da Zazzabi

Ƙarfin hasken LED na AlInGaP gabaɗaya yana raguwa tare da ƙara zafin haɗin gwiwa. Don aikace-aikacen da ke aiki a ƙarshen kewayon zafin jiki (+85°C), rage halin tuƙi na iya zama dole don kiyaye manufar haske da amincin na'urar a tsawon rayuwarsa.

5. Bayanin Injiniya & Marufi

5.1 Girman Fakitin

Na'urar ta yi daidai da daidaitaccen ƙafar SMD. Muhimman girma sun haɗa da tsawon jiki, faɗi, da tsayi, da kuma sanyawa da girman tashoshin da za a iya goge-goge. Duk jurewar girma yawanci ±0.1mm sai dai idan an faɗi in ba haka ba. Ruwan tabarau yana da tsabta, yana ba da damar ainihin launin orange na guntu na AlInGaP ya kasance a bayyane.

5.2 Gano Halayen Ƙarfi & Tsarin PCB Pad da Aka Ba da Shawara

Ana yiwa alama cathode a jikin na'urar, sau da yawa tare da tsaga, kore ɗigo, ko wani alamar gani. An ba da shawarar tsarin ƙasa (ƙafar ƙafa) don allon da'ira da aka buga don tabbatar da ingantaccen haɗin goge-goge, ingantaccen haɗin lantarki, da kwanciyar hankali na injiniya yayin sake kwarara. Yin bin wannan tsarin yana taimakawa hana kabari (kayan aiki a tsaye) ko rashin lafiyar goge-goge.

6. Jagororin Goge-goge & Haɗawa

6.1 Bayanin Siffar Sake Kwararar IR

Bangaren ya dace da hanyoyin goge-goge marasa gubar (mara gubar). An ba da shawarar bayanin sake kwarara, wanda yawanci ya haɗa da: yankin dumama/dumama (misali, 150-200°C har zuwa dakika 120), hawan zafin jiki mai sauri, yankin zafin jiki mafi girma wanda bai wuce 260°C ba har zuwa dakika 10, da kuma lokacin sanyaya mai sarrafawa. Ya kamata a siffanta bayanin don takamaiman haɗin PCB don tabbatar da cewa duk abubuwan an goge su yadda ya kamata ba tare da lalacewa ba.

6.2 Goge-goge da Hannu

Idan goge-goge da hannu ya zama dole, yi amfani da ƙarfe mai sarrafa zafin jiki da aka saita zuwa matsakaicin 300°C. Lokacin tuntuɓar tare da goge-goge ya kamata a iyakance shi zuwa dakika 3 ko ƙasa da kowane haɗin gwiwa don hana wuce gona da iri na zafi zuwa mutuwar LED, wanda zai iya lalata aiki ko haifar da gazawa.

6.3 Tsaftacewa

Ya kamata a yi tsaftacewar bayan goge-goge tare da abubuwan da aka amince da su. Ana ba da shawarar barasa isopropyl (IPA) ko barasa. Ya kamata a nutsar da LED a zafin daki na ƙasa da minti ɗaya. Dole ne a guji munanan sinadarai ko waɗanda ba a bayyana su ba saboda suna iya lalata fakitin filastik ko ruwan tabarau.

6.4 Ajiya & Gudanarwa

Zubar da Wutar Lantarki (ESD):Wannan na'urar tana da hankali ga ESD. Hanyoyin gudanarwa da suka dace wajibi ne, gami da amfani da igiyoyin wuyan hannu masu tushe, tabarma mai hana tashin hankali, da marufi mai aminci na ESD. Dole ne duk kayan aiki su kasance da tushe yadda ya kamata.

Hankalin Danshi:Fakitin yana da matakin Hankalin Danshi (MSL). Idan an buɗe ainihin jakar shinge na danshi, ya kamata a yi wa abubuwan goge-goge na sake kwarara na IR a cikin mako guda (sauri 168) a ƙarƙashin yanayin danshi mai sarrafawa (<60% RH a <30°C). Don ajiya fiye da wannan lokacin, ana buƙatar gasa a kusan 60°C na aƙalla sa'o'i 20 kafin goge-goge don cire danshin da aka sha da hana "popcorning" (fashewar fakitin) yayin sake kwarara.

7. Bayanin Marufi & Oda

7.1 Ƙayyadaddun Tef da Reel

Ana ba da LED ɗin akan tef ɗin mai ɗaukar kaya tare da tef ɗin kariya. Muhimman ƙayyadaddun bayanai sun haɗa da: faɗin tef na 8mm, diamita na reel na inci 7 (178mm), da daidaitaccen adadin guda 4000 a kowane cikakken reel. Marufin ya yi daidai da ƙa'idodin ANSI/EIA-481. Ƙananan adadin oda na ragowar na iya shafi.

8. Bayanan Aikace-aikace & Abubuwan Ƙira

8.1 Ƙirar Da'irar Tuƙi

LED na'urar tuƙi ce ta halin yanzu. Don tabbatar da daidaiton haske da hana cin halin yanzu (inda LED ɗaya a cikin layin layi ya zana halin yanzu fiye da sauran), ana ba da shawarar sosai don amfani da resistor mai iyakancewar halin yanzu na kowane LED a cikin jerin, ko da lokacin da aka tuƙa daga tushen ƙarfin dindindin. Ana iya ƙididdige ƙimar resistor (R) ta amfani da Dokar Ohm: R = (V_supply- V_F) / I_F, inda V_Fshine ƙarfin gaba na LED a halin yanzu da ake so I_F.

8.2 Gudanar da Zafin Jiki

Yayin da rushewar wutar lantarki yake da ƙasa (50mW matsakaici), ingantaccen sarrafa zafin jiki akan PCB yana da mahimmanci har yanzu don dogon lokacin aminci, musamman a yanayin zafi mai yawa ko lokacin da ake tuƙa a cikin halaye mafi girma. Tabbatar da isasshen yankin tagulla a kusa da goge-goge yana taimakawa wajen watsar da zafi daga haɗin gwiwar LED.

8.3 Iyakokin Aikace-aikace

An tsara wannan samfurin don kayan aikin lantarki na gabaɗaya. Ba a ƙayyade shi ko gwada shi musamman don aikace-aikacen aminci masu mahimmanci inda gazawar za ta iya haifar da haɗari kai tsaye ga rayuwa ko lafiya, kamar a cikin jiragen sama, tallafin rayuwa na likita, ko tsarin sarrafa sufuri. Don irin waɗannan aikace-aikacen, dole ne a zaɓi abubuwan da ke da takaddun aminci masu dacewa.

9. Kwatancen Fasaha & Bambanci

Babban abin da ya bambanta wannan LED shine amfani da guntu na AlInGaP don fitar da orange. Idan aka kwatanta da tsofaffin fasahohi kamar GaAsP, AlInGaP yana ba da ingantaccen inganci mai haske sosai da ingantaccen kwanciyar hankali na zafin jiki, wanda ke haifar da haske mai haske da madaidaiciyar fitowar haske a cikin faɗin kewayon aiki. Faɗin kusurwar kallo na digiri 130 wani fa'ida ne don aikace-aikacen da ke buƙatar gani daga gefe.

10. Tambayoyin da ake yawan yi (FAQ)

10.1 Menene bambanci tsakanin Matsakaicin Tsawon Tsawon da Matsakaicin Tsawon Tsawon?

Matsakaicin Tsawon Tsawon (λ_P):Takamaiman tsawon tsawon lokacin da LED ke fitar da mafi ƙarfin ƙarfin gani. Ma'auni ne na zahiri daga bakan.
Matsakaicin Tsawon Tsawon (λ_d):Tsawon tsawon guda ɗaya wanda idon ɗan adam ke gani a matsayin launin hasken, wanda aka ƙididdige shi daga zanen launi na CIE. Don LED masu launi ɗaya kamar wannan orange, sau da yawa suna kusa, amma λ_dshine mafi dacewa ma'auni don ƙayyadaddun launi.

10.3 Shin Zan iya tuƙa wannan LED ba tare da resistor mai iyakancewar halin yanzu ba idan ina amfani da wutar lantarki mai dindindin?

Ee, direban halin yanzu na dindindin hanya ce mai kyau don tuƙa LED kamar yadda yake sarrafa ainihin maɓalli (halin yanzu) wanda ke ƙayyade fitowar haske. A wannan yanayin, resistor na waje ba lallai ba ne don daidaita halin yanzu, amma wani lokaci ana iya amfani da shi don wasu dalilai kamar siffar bugun jini ko sake maimaitawa.

10.4 Me yasa akwai tsarin rarraba don ƙarfin haske?

Bambance-bambancen masana'antu suna haifar da ɗan bambanci a cikin fitowar haske ko da a cikin rukunin samfur ɗaya. Rarraba yana rarraba waɗannan abubuwan zuwa ƙungiyoyi tare da garanti mafi ƙanƙanta da matsakaicin matakan haske. Wannan yana ba masu ƙira damar zaɓar kwandon shara wanda ya dace da buƙatun haske na aikace-aikacensu daidai, yana tabbatar da daidaito a cikin bayyanar samfurin ƙarshe.

11. Misalin Nazarin Shari'ar Ƙira

Yanayi:Ƙirar allon nuna alama don na'urar hanyar sadarwa wanda dole ne a iya gani a sarari a cikin yanayin ofis mai haske daga kusurwoyi daban-daban.
Dalilin Zaɓi:Faɗin kusurwar kallo na digiri 130 na wannan LED yana tabbatar da gani ko da lokacin da ba a kallo kai tsaye ba. Fasahar AlInGaP mai haske (zaɓin Bin P, 45-71 mcd) yana ba da isasshen ƙarfin haske don shawo kan hasken yanayi. Tsarinsa na SMD yana ba da damar haɗawa ta atomatik a kan babban PCB na na'urar hanyar sadarwa.
Ƙirar Da'ira:Allon yana da LED 5 na nuna alama. Ana tuƙa su daga wadataccen dabaru na 3.3V na na'urar hanyar sadarwa. Ta amfani da na al'ada V_Fna 2.4V a 5mA, ana amfani da resistor na kusan (3.3V - 2.4V) / 0.005A = 180 Ohms ga kowane LED. Wannan sauƙaƙan ƙira mai aminci tana tabbatar da daidaiton haske a duk alamomin.

12. Gabatarwar Ka'idar Fasaha

Wannan LED ya dogara ne akan kayan semiconductor na Aluminum Indium Gallium Phosphide (AlInGaP). Lokacin da aka yi amfani da ƙarfin gaba a kan haɗin gwiwar p-n, ana shigar da electrons da ramuka cikin yankin aiki inda suke sake haɗuwa. Wannan tsarin sake haɗuwa yana sakin makamashi a cikin nau'in photons (haske). Takamaiman makamashin bandgap na gami na AlInGaP yana ƙayyade tsawon tsawon (launi) na hasken da aka fitar, wanda a wannan yanayin yana cikin bakan orange (~605-611 nm). Fakitin epoxy mai tsabta yana aiki azaman ruwan tabarau, yana siffata fitowar haske don cimma ƙayyadadden kusurwar kallo.

13. Trends na Masana'antu

Gabaɗayan yanayin a cikin LED na nuna alama na SMD yana ci gaba zuwa ga ingantaccen inganci (ƙarin fitowar haske a kowace ƙarfin wutar lantarki), ingantaccen cikar launi, da ƙananan girman fakitin don ba da damar ƙirar PCB mai yawa. Hakanan ana ƙara mai da hankali kan ingantaccen aminci a ƙarƙashin yanayi mai tsanani (zafi mafi girma, danshi) da kuma tsauraran bin ka'idojin muhalli fiye da RoHS, kamar kayan da ba su da halogen. Tuƙin atomatik a cikin masana'antu yana ƙara ƙarfafa mahimmancin abubuwan da suka dace da daidaitaccen marufi na tef da reel da hanyoyin sake kwarara.