Bayanin Fasaha na LED 19-213 Mai Haske Mai Kyau na Kore-Rairai - Kunshin 2.0x1.25x0.8mm - Ƙarfin Wutar Lantarki 2.0V - Ƙarfin Wuta 60mW - Takardun Fasaha na Hausa

1. Bayanin Samfurin

19-213 na'urar LED ce da aka ƙera don haɗawa a saman (SMD) don aikace-aikacen lantarki na zamani masu ƙanƙanta. Tana amfani da guntun semiconductor na AlGaInP (Aluminum Gallium Indium Phosphide) don samar da haske mai kyau na kore-rairai. Babban fa'idar wannan ɓangaren shine ƙaramin girmansa, wanda ke ba da damar rage girman allon da'ira (PCB) da gabaɗayan girmansu na kayan aiki. Ginin sa mai sauƙi ya ƙara sa ya dace da aikace-aikace inda sarari da nauyi suke da matuƙar mahimmanci. An tattara LED a kan tef mai tsawon 8mm wanda aka nannade a kan reel mai diamita 7-inch, wanda ya sa ya dace da kayan haɗin kai na atomatik masu sauri. Samfurin launi ɗaya ne, ba shi da gubar (Pb-free) kuma ya bi ka'idojin muhalli na yau da kullun ciki har da RoHS, EU REACH, da ƙa'idodin rashin halogen (Br <900 ppm, Cl <900 ppm, Br+Cl < 1500 ppm).

2. Cikakken Bayanin Ƙayyadaddun Fasaha

2.1 Matsakaicin Matsakaicin Matsakaici

Waɗannan ƙididdiga suna ayyana iyakokin da za su iya haifar da lalacewa na dindindin ga na'urar. Ba a ba da garantin aiki a ƙarƙashin waɗannan sharuɗɗan ba. An ƙayyade matsakaicin matsakaicin matsakaici a yanayin zafin muhalli (Ta) na 25°C. Matsakaicin ƙarfin lantarki na baya (VR) shine 5V. Ci gaba da halin yanzu na gaba (IF) bai kamata ya wuce 25 mA ba. Don aikin bugun jini, ana ba da izinin ƙarfin halin yanzu na gaba (IFP) na 60 mA a ƙarƙashin zagayowar aiki na 1/10 a 1 kHz. Matsakaicin raguwar wutar lantarki (Pd) shine 60 mW. Na'urar na iya jure fitar da tashin hankali (ESD) na 2000V bisa ga Tsarin Jikin Mutum (HBM). Kewayon zafin aiki (Topr) daga -40°C zuwa +85°C ne, yayin da kewayon zafin ajiya (Tstg) ya fi faɗi kaɗan, daga -40°C zuwa +90°C. Don yin gami, an ƙayyade bayanin sake kunnawa tare da matsakaicin zafin jiki na 260°C na dakika 10, ko gami da hannu a 350°C na fiye da dakika 3.

2.2 Halayen Lantarki da Na'urar Gani

Ana auna aikin yau da kullun a Ta=25°C da ƙarfin halin yanzu na gaba (IF) na 20 mA. Ƙarfin haske (Iv) yana da kewayon yau da kullun wanda aka ayyana ta lambobin kwandon, tare da mafi ƙarancin 45.0 mcd da matsakaicin 112.0 mcd. Kusurwar kallo (2θ1/2), inda ƙarfin ya rabi na ƙimar axis, yana da faɗin digiri 120. Matsakaicin tsawon zango (λp) yawanci 575 nm ne, kuma tsayin zango mai rinjaye (λd) ya bambanta daga 569.5 nm zuwa 577.5 nm, an rarraba su zuwa takamaiman kwandon. Faɗin band na gani (Δλ) kusan 20 nm ne. Ƙarfin lantarki na gaba (VF) yawanci 2.0V ne tare da matsakaicin 2.35V. Ƙarfin halin yanzu na baya (IR) shine matsakaicin 10 μA lokacin da aka yi amfani da ƙarfin lantarki na baya (VR) na 5V. Yana da mahimmanci a lura cewa ba a ƙera na'urar don aiki a cikin bambancin baya ba; ƙimar VR don yanayin gwaji ne kawai lokacin auna IR.

3. Bayanin Tsarin Rarraba

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

3.1 Rarraba Ƙarfin Haske

Ana rarraba fitowar haske zuwa kwandon huɗu (P1, P2, Q1, Q2) lokacin da aka auna a IF=20mA. Kwandon P1 ya ƙunshi 45.0 zuwa 57.0 mcd, P2 daga 57.0 zuwa 72.0 mcd, Q1 daga 72.0 zuwa 90.0 mcd, da Q2 daga 90.0 zuwa 112.0 mcd. Ana amfani da juzu'i na ±11% ga ƙarfin haske.

3.2 Rarraba Tsayin Zango Mai Rinjaye

Launi, wanda aka ayyana ta tsayin zango mai rinjaye, ana rarraba shi zuwa kwandon huɗu (C16, C17, C18, C19) a IF=20mA. Kwandon C16 ya bambanta daga 569.5 zuwa 571.5 nm, C17 daga 571.5 zuwa 573.5 nm, C18 daga 573.5 zuwa 575.5 nm, da C19 daga 575.5 zuwa 577.5 nm. Ana kiyaye juzu'i mai ƙarfi na ±1nm don tsayin zango mai rinjaye.

4. Bincike na Lanƙwasa Aiki

Takardun bayanin yana ba da lanƙwasa halaye da yawa waɗanda ke da mahimmanci don ƙira da'ira da sarrafa zafi.

4.1 Matsakaicin Ƙarfin Haske vs. Ƙarfin Halin Yanzu na Gaba

Wannan lanƙwasa yana nuna yadda fitowar haske ke ƙaruwa tare da ƙarfin halin yanzu na gaba. Ba layi daya bane, kuma masu ƙira dole ne su koma wannan jadawali don zaɓar madaidaicin ƙarfin halin yanzu na aiki don hasken da ake so, tare da tabbatar da cewa ba su wuce matsakaicin matsakaicin matsakaici ba.

4.2 Matsakaicin Ƙarfin Haske vs. Yanayin Yanayi

Wannan jadawalin yana kwatanta raguwar haske na zafi. Yayin da yanayin zafi ya ƙaru, ingancin haske yana raguwa. Wannan yana da mahimmanci ga aikace-aikacen da ke aiki a cikin yanayin zafi mai girma, saboda yana iya haifar da buƙatar ramawa ta gani ko na lantarki.

4.3 Ƙarfin Wutar Lantarki na Gaba vs. Ƙarfin Halin Yanzu na Gaba

Lanƙwasa halayen IV (Current-Voltage) shine tushe don ƙirar da'irar iyakance halin yanzu. Yana nuna alaƙar ma'auni, yana taimakawa wajen ƙididdige ƙimar resistor na jerin da ake buƙata ko ƙayyadaddun direban halin yanzu na dindindin.

4.4 Rarraba Bakan

Lanƙwasa rarraba ƙarfin gani yana tabbatar da yanayin launi ɗaya na LED, yana nuna kololuwa guda ɗaya a kusa da 575 nm, wanda ke ayyana launinsa mai kyau na kore-rairai.

4.5 Tsarin Tsarin Radiation

Zanen polar yana nuna rarraba sararin samaniya na ƙarfin haske. An tabbatar da kusurwar kallo na 120° a nan, yana nuna tsarin fitarwa kusa da Lambertian wanda ya dace da hasken yanki mai faɗi.

4.6 Lanƙwasa Rage Ƙarfin Halin Yanzu na Gaba

Wannan shi ne mafi mahimmancin jadawali don dogaro. Yana nuna matsakaicin ƙarfin halin yanzu na gaba da aka ba da izini a matsayin aikin yanayin zafin muhalli. Yayin da zafin jiki ya tashi, dole ne a rage matsakaicin halin yanzu don ci gaba da kasancewa cikin yankin aiki mai aminci na na'urar da iyakokin raguwar wutar lantarki.

5. Bayanin Injiniya da Kunshi

5.1 Girman Kunshi

LED yana da ƙaramin kunshin SMD. Manyan girma sun haɗa da tsawon jiki na 2.0 mm, faɗin 1.25 mm, da tsayi na 0.8 mm. An yiwa tashoshi na anode da cathode alama a sarari. Duk juzu'in da ba a bayyana ba shine ±0.1 mm. Zanen girma yana da mahimmanci don ƙirar tsarin ƙasa na PCB (sawun ƙafa) a cikin software na CAD.

6. Jagororin Gami da Haɗawa

6.1 Bayanin Sake Kunnawa

Don gami mara gubar, dole ne a bi takamaiman bayanin zafin jiki. Yankin dumama kafin ya kamata ya kasance tsakanin 150°C da 200°C na dakika 60-120. Lokacin da ya wuce zafin jiki na ruwa na gami (217°C) ya kamata ya kasance dakika 60-150. Matsakaicin zafin jiki bai kamata ya wuce 260°C ba, kuma lokacin cikin 5°C na wannan kololuwa ya kamata ya kasance matsakaicin dakika 10. Matsakaicin ƙimar dumama shine 3°C/sec, kuma matsakaicin ƙimar sanyaya shine 6°C/sec. Ba za a yi sake kunnawa fiye da sau biyu ba.

6.2 Gami da Hannu

Idan gami da hannu ba zai yuwu ba, dole ne zafin ƙarshen ƙarfe ya kasance ƙasa da 350°C, kuma lokacin tuntuɓar kowane tasho bai kamata ya wuce dakika 3 ba. Ana ba da shawarar ƙarfe mai ƙarancin wutar lantarki (≤25W). Ya kamata a bar tazara mafi ƙanƙanta na dakika 2 tsakanin gami da kowane tasho don hana girgizar zafi.

6.3 Ajiya da Hancin Danshi

An tattara abubuwan a cikin jakar da ba ta shiga danshi tare da busasshiyar abu. Ba za a buɗe jakar ba har sai an shirya sassan don amfani. Bayan buɗewa, dole ne a adana LED ɗin da ba a yi amfani da su ba a ≤30°C da ≤60% Danshi na Dangi (RH) kuma a yi amfani da su cikin sa'o'i 168 (kwanaki 7). Idan an wuce wannan taga ko mai nuna busasshiyar abu ya canza launi, ana buƙatar maganin gasa a 60±5°C na awanni 24 kafin amfani.

7. Bayanin Kunshi da Oda

7.1 Ƙayyadaddun Reel da Tef

Ana ba da LED ɗin a cikin tef mai ɗagawa a kan reel mai diamita 7-inch (178 mm). Faɗin reel shine 13.0 mm, kuma diamita na cibiya shine 44.4 mm. Kowane reel yana ɗauke da guda 3000. Girman aljihun tef ɗin mai ɗaukar kaya an ƙera shi don riƙe kunshin 2.0x1.25 mm cikin aminci.

7.2 Bayanin Alamar

Alamar kunshi tana ɗauke da mahimman bayanai don gano asali da aikace-aikacen daidai: Lambar Samfurin Abokin Ciniki (CPN), Lambar Samfura (P/N), Adadin Tattarawa (QTY), Matsayin Ƙarfin Haske (CAT), Matsayin Launi/Tsawon Zango Mai Rinjaye (HUE), Matsayin Ƙarfin Wutar Lantarki na Gaba (REF), da Lambar Rukuni (LOT No).

8. Shawarwari na Aikace-aikace

8.1 Aikace-aikacen Yau da Kullun

Launi mai kyau na kore-rairai da faɗin kusurwar kallo sun sa wannan LED ta dace da nuna matsayi da hasken baya. Amfanin gama gari sun haɗa da hasken baya don allunan kayan aikin kayan aiki da maɓalli, nuna alama da hasken baya na maɓallan maɓalli a cikin na'urorin sadarwa kamar wayoyi da na'urorin faks, hasken baya mai lebur don ƙananan LCD da alamomi, da aikace-aikacen nuna alama na gabaɗaya.

8.2 Abubuwan Tunani na Ƙira

Iyakance Halin Yanzu:Resistor na iyakance halin yanzu na waje wajibi ne. Halayen IV na ma'auni yana nufin ƙaramin ƙaruwa a cikin ƙarfin lantarki zai iya haifar da babban canji mai lalacewa a cikin halin yanzu. Dole ne a ƙididdige ƙimar resistor bisa ga ƙarfin wutar lantarki, matsakaicin ƙarfin lantarki na gaba na LED (2.0V), da ƙarfin halin yanzu na aiki da ake so (≤25 mA).

Gudanar da Zafi:Duk da kunshin yana da ƙanƙanta, dole ne a yi la'akari da raguwar wutar lantarki (har zuwa 60 mW), musamman a cikin yanayin zafi mai girma ko wuraren da aka rufe. Dole ne a tuntuɓi lanƙwasa rage ƙimar. Isasshen yanki na tagulla na PCB a kusa da fakitin zai iya taimakawa wajen kawar da zafi.

Kariya ta ESD:Ko da yake an ƙididdige shi don 2000V HBM, ya kamata a kiyaye matakan kula da ESD na yau da kullun yayin haɗawa.

Ƙirar Gani:Kusurwar kallo na 120° tana ba da ɗaukar hoto mai faɗi. Don haske mai mai da hankali, za a buƙaci na'urorin gani na biyu (ruwan tabarau). Ruwan tabarau na resin mai tsabta yana ba da kyakkyawan fitar da haske.

9. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da tsofaffin kunshin LED na rami, wannan nau'in SMD yana ba da ƙaramin sawun ƙafa da bayanin martaba sosai, yana ba da damar ƙirar ƙanƙanta na zamani. Fasahar AlGaInP tana ba da inganci mai girma da launi mai cikakken cikakke a cikin bakan kore-rairai. Faɗin kusurwar kallo na 120° shine babban fa'ida akan LED masu kusurwa masu kunkuntar don aikace-aikacen da ke buƙatar ganuwa mai faɗi. Bin ka'idojin RoHS, REACH, da ƙa'idodin rashin halogen yana tabbatar da cewa ya cika ƙaƙƙarfan buƙatun muhalli na duniya don samfuran lantarki.

10. Tambayoyin da ake yawan yi (FAQ)

Q: Shin zan iya tuka wannan LED ba tare da resistor na jerin ba?

A: A'a. Takardun bayanin sun faɗi a sarari cewa ɗan ƙaramin canji a cikin ƙarfin lantarki zai haifar da babban canjin halin yanzu, wanda zai haifar da ƙonewa. Resistor mai iyakance halin yanzu ko direban halin yanzu na dindindin yana da mahimmanci.

Q: Menene zai faru idan na wuce rayuwar bene na kwanaki 7 bayan buɗe jakar kariya daga danshi?

A: LED ɗin na iya ɗaukar danshi, wanda zai iya haifar da fashewar gasa ko rabuwa yayin sake kunnawa. Dole ne a gasa su a 60±5°C na awanni 24 kafin amfani.

Q: Shin zan iya amfani da wannan don nuna ƙarfin lantarki na baya?

A: A'a. Ba a ƙera na'urar don aikin baya ba. Ƙimar ƙarfin lantarki na baya na 5V don yanayin gwaji ne kawai lokacin auna halin yanzu na ɓarna (IR).

Q: Ta yaya zan fassara lambobin kwandon (P1, C17, da sauransu) akan alamar?

A: Waɗannan lambobin suna ƙayyade kewayon da aka ba da garantin don ƙarfin haske (P1, P2, Q1, Q2) da tsayin zango mai rinjaye (C16-C19). Masu ƙira ya kamata su zaɓi madaidaicin kwandon don buƙatun haske da daidaiton launi na aikace-aikacensu.

11. Nazarin Hali na Ƙira na Aiki

Yi la'akari da ƙirar nuna alamar matsayi don na'urar mabukaci mai ɗaukuwa wacce ke amfani da layin dogo na 3.3V. Manufar ita ce haske mai kyau na kore-rairai da ake iya gani a sarari.

Mataki na 1 - Zaɓin Halin Yanzu:Ana nufin matsakaicin haske, an zaɓi ƙarfin halin yanzu na aiki na 15 mA, wanda ya yi ƙasa da matsakaicin 25 mA.

Mataki na 2 - Lissafin Resistor:Yin amfani da Dokar Ohm: R = (V_supply - Vf_LED) / I_LED. Tare da V_supply = 3.3V, Vf_typical = 2.0V, da I_LED = 0.015 A, R = (3.3 - 2.0) / 0.015 = 86.67 Ω. Ana iya zaɓar madaidaicin ƙimar daidaitaccen ƙimar 91 Ω ko 82 Ω, yana ɗan daidaita halin yanzu.

Mataki na 3 - Matsayin Ƙarfin Wuta:Ƙarfin wutar lantarki da aka ɓata a cikin resistor P_R = I²R = (0.015)² * 91 = 0.0205 W. Madaidaicin resistor 1/10W (0.1W) ya fi isa.

Mataki na 4 - Duban Zafi:Rage wutar lantarki na na'urar P_LED = Vf * I = 2.0V * 0.015A = 30 mW. Bisa ga lanƙwasa rage ƙimar, a matsakaicin yanayin zafin muhalli na 50°C, halin yanzu da aka ba da izini har yanzu yana sama da 25 mA, don haka 15 mA yana da aminci.

Mataki na 5 - Tsarin PCB:An ƙirƙiri sawun ƙafa wanda ya dace da kunshin 2.0x1.25mm. Ƙananan haɗin kai na zafi zuwa ɗigon tagulla na iya taimakawa wajen gami da kuma kawar da zafi ba tare da yin aiki a matsayin babban mai sanyaya zafi wanda zai iya rikitar da sake kunnawa ba.

12. Ka'idar Aiki

Wannan LED tana aiki bisa ka'idar electroluminescence a cikin haɗin p-n na semiconductor. Yankin aiki ya ƙunshi AlGaInP. Lokacin da aka yi amfani da ƙarfin lantarki na gaba wanda ya wuce ƙarfin da aka gina a cikin haɗin, electrons daga yankin n-type da ramuka daga yankin p-type ana shigar da su cikin yankin aiki. A nan, sun sake haɗuwa, suna sakin makamashi a cikin nau'in photons. Takamaiman ƙarfin bandgap na gawa na AlGaInP yana ƙayyade tsayin zango na hasken da aka fitar, a wannan yanayin, yayi daidai da haske mai kyau na kore-rairai (~575 nm). Ruwan tabarau na epoxy mai tsabta yana kare mutuwar semiconductor, yana ba da kwanciyar hankali na injiniya, kuma yana siffata fitowar hasken zuwa takamaiman kusurwar kallo na digiri 120.

13. Trends na Fasaha

Haɓakar SMD LED kamar 19-213 wani ɓangare ne na babban yanayin da ke cikin lantarki zuwa ƙanƙanta, ƙara dogaro, da haɗin kai ta atomatik. Fasahar AlGaInP tana wakiltar cikakkiyar mafita mai inganci don samar da LED masu haske ja, orange, rawaya, da kore. Bincike mai gudana a cikin kayan semiconductor, kamar ƙarin gyare-gyare a cikin girma na epitaxial da canjin phosphor don faɗaɗa bakan, yana ci gaba da tura iyakokin inganci, yin launi, da yawan wutar lantarki. Bugu da ƙari, sabbin abubuwan kunshi suna mai da hankali kan inganta sarrafa zafi don ba da damar ƙarin ƙarfin tuƙi daga ƙananan sawun ƙafa, da haɓaka dogaro a ƙarƙashin yanayi mai tsanani. Haɗa lantarki na tuƙi da guntu launi da yawa cikin kunshin guda ɗaya (misali, LED RGB) wani muhimmin yanayi ne wanda aka ba da damar ta ci-gaba da fasahar SMD.