Mini Top View LED Jerin 65-21 - Girman 2.0x1.25x0.7mm - Ƙarfin Wutar Lantarki 2.7-3.5V - Launi Shudi - Ƙarfin Wutar Lantarki 0.11W - Takardun Fasaha na Turanci

1. Bayanin Samfur

Jerin 65-21 yana wakiltar iyali na ƙananan LED na Surface-Mount Device (SMD) na Top View. Waɗannan sassan an ƙera su azaman ƙananan tushen haske masu inganci, musamman don nuni da hasken baya. Jerin yana da halayen farin kunshin da ake hawa a saman, wanda ke ɗauke da guntu na LED kuma yana ba da kariya daga yanayi.

Babban fa'idar wannan jerin yana cikin ƙirar haske. Kunshin ya ƙunshi fasalulluka waɗanda ke haifar da faɗin kusurwar kallo, wanda aka auna a yawanci digiri 120 (2θ1/2). Ana samun wannan ta hanyar ingantaccen ƙirar mai nuna haske a cikin kunshin, wanda ke haɓaka fitar da haske da rarrabawa. Wannan halayen ya sa waɗannan LED ɗin su dace musamman don aikace-aikacen da suka haɗa da bututun haske ko jagororin haske, inda haɗin kai mai inganci da haske iri ɗaya ke da mahimmanci.

Kasuwarmar da aka yi niyya ta haɗa da na'urorin lantarki na mabukaci, ciki na mota, sarrafa masana'antu, da aikace-aikacen haske na gabaɗaya inda ake buƙatar hasken nuni mai aminci, ƙarancin wutar lantarki.

2. Bincike Mai zurfi na Sigogi na Fasaha

2.1 Matsakaicin Matsakaicin Matsakaici

Na'urar an ƙayyade ta yi aiki cikin aminci a cikin waɗannan iyakoki, wanda sama da su na iya haifar da lalacewa na dindindin:

• Ƙarfin Wutar Lantarki na Baya (V_R):5 V. Wuce wannan ƙarfin wutar lantarki a cikin karkatar da baya na iya haifar da rushewar haɗin gwiwa.
• Ci gaba da Gaba Gaba (I_F):30 mA. Matsakaicin halin DC don ci gaba da aiki.
• Kololuwar Gaba Gaba (I_FP):100 mA. Wannan yana halatta ne kawai a ƙarƙashin yanayin bugun jini tare da cikakken aiki na 1/10 a 1 kHz.
• Rushewar Wutar Lantarki (P_d):110 mW. Matsakaicin wutar lantarki da kunshin zai iya watsawa a yanayin zafin yanayi na 25°C.
• Yanayin Zafin Aiki (T_opr):-40°C zuwa +85°C. Kewayon zafin yanayi don aiki na al'ada.
• Yanayin Zafin Ajiya (T_stg):-40°C zuwa +90°C.
• Zafin Solder:Don sake kwarara na IR, matsakaicin zafin jiki bai kamata ya wuce 260°C ba na dakika 10. Don solder na hannu, zafin ƙarshen ƙarfe bai kamata ya wuce 350°C ba na dakika 3.

2.2 Halayen Lantarki da Haske

Mahimman sigogi na aiki ana auna su a yanayin zafin yanayi (T_a) na 25°C da kuma gaba gaba (I_F) na 20 mA, sai dai idan an faɗi.

• Ƙarfin Hasken Hasken (I_v):Ya kewayo daga mafi ƙarancin 180 mcd zuwa matsakaicin 360 mcd, tare da matsakaicin juriya na ±11%. Wannan yana bayyana hasken da ake gani na LED.
• Kusurwar Dubawa (2θ1/2):Digiri 120 (na al'ada). Wannan shine cikakken kusurwar da ƙarfin haske ya faɗi zuwa rabin ƙimar kololuwar sa.
• Matsakaicin Tsawon Tsawon (λ_p):468 nm (na al'ada). Tsawon tsawon lokacin da rarraba ƙarfin haske ya kasance mafi girma.
• Matsakaicin Tsawon Tsawon (λ_d):Ya kewayo daga 464 nm zuwa 472 nm, tare da juriya na ±1 nm. Wannan yana bayyana launin da ake gani (shudi).
• Faɗin Tsawon Tsawon (Δλ):20 nm (na al'ada). Faɗin bakan da aka fitar a rabin matsakaicin ƙarfinsa.
• Ƙarfin Wutar Lantarki na Gaba (V_F):Ya kewayo daga 2.7 V (m) zuwa 3.5 V (matsakaici) a 20 mA, tare da matsakaicin juriya na ±0.05V.
• Halin Baya (I_R):Matsakaicin 50 μA lokacin da aka yi amfani da ƙarfin wutar lantarki na baya na 5V.

3. Bayanin Tsarin Binning

Don tabbatar da daidaiton launi da haske a cikin samarwa, ana rarraba LED ɗin zuwa kwandon shara dangane da mahimman sigogi.

3.1 Binning Ƙarfin Hasken Hasken

Ana rarraba LED ɗin zuwa kwandon shara guda uku (S1, S2, T1) dangane da ƙarfin hasken da aka auna a I_F=20mA:

- Kwandon S1:180 mcd zuwa 225 mcd

- Kwandon S2:225 mcd zuwa 285 mcd

- Kwandon T1:285 mcd zuwa 360 mcd

3.2 Binning Matsakaicin Tsawon Tsawon

Ana sarrafa launin shudi ta hanyar ƙungiyoyin tsawon tsawon guda huɗu (AA1 zuwa AA4):

- Ƙungiyar AA1:464.0 nm zuwa 466.0 nm

- Ƙungiyar AA2:466.0 nm zuwa 468.0 nm

- Ƙungiyar AA3:468.0 nm zuwa 470.0 nm

- Ƙungiyar AA4:470.0 nm zuwa 472.0 nm

3.3 Binning Ƙarfin Wutar Lantarki na Gaba

Ana rarraba ƙarfin wutar lantarki na gaba zuwa kwandon shara takwas (B34 zuwa B41), kowanne yana ɗauke da kewayon 0.1V daga 2.70V zuwa 3.50V. Wannan yana ba masu ƙira damar zaɓar LED ɗin tare da daidaitaccen V_Fdon raba halin yanzu a cikin da'irori masu layi daya.

4. Bincike na Lanƙwasa Aiki

Takardar bayanan tana ba da lanƙwasa halaye da yawa waɗanda ke da mahimmanci don ƙira.

• Gaba Gaba vs. Ƙarfin Wutar Lantarki na Gaba (Lanƙwasa I-V):Yana nuna alaƙar ma'auni. Lanƙwasa yana nuna ƙarfin wutar lantarki da ake buƙata don cimma takamaiman halin tuƙi, wanda ke da mahimmanci don zaɓar masu hana halin yanzu ko ƙirar da'irori na tuƙi.
• Dangantakar Ƙarfin Hasken Hasken vs. Gaba Gaba:Yana nuna cewa fitar da haske yana ƙaruwa tare da halin yanzu amma bazai zama daidai daidai ba, musamman a manyan halayen yanzu inda inganci zai iya faɗuwa saboda dumama.
• Dangantakar Ƙarfin Hasken Hasken vs. Yanayin Yanayi:Yana nuna raguwar haske na zafi. Ƙarfin haske yana raguwa yayin da yanayin zafin yanayi ya tashi, wanda dole ne a yi la'akari da shi a cikin yanayin zafi mai girma.
• Ƙarfin Wutar Lantarki na Gaba vs. Yanayin Yanayi:Yana nuna cewa V_Fyana da ƙimar zafin jiki mara kyau, yana raguwa kaɗan yayin da zafin jiki ya ƙaru.
• Tsarin Radiation:Zanen polar wanda ke kwatanta rarraba ƙarfin haske na sararin samaniya, yana tabbatar da faɗin tsarin fitarwa mai kama da Lambertian.
• Rarraba Spectral:Jadawali wanda ke nuna ƙarfin da ya dace da tsawon tsawon, yana nuna takamaiman ƙaramin kololuwar fitarwa na shudi a kusa da 468 nm.

5. Bayanin Injiniya da Kunshin

5.1 Girman Girman Kunshin

LED yana da ƙaramin ƙafar SMD. Mahimman girma sun haɗa da tsawon jiki kusan 2.0 mm, faɗin 1.25 mm, da tsayi na 0.7 mm. An bayyana filayen anode da cathode a sarari. Duk ƙimar da ba a bayyana ba ±0.1 mm.

5.2 Ƙirar Ƙafar Solder da Aka Ba da Shawara

An ba da ƙirar ƙirar ƙasa don tabbatar da ingantaccen solder da daidaitawar da ta dace yayin aikin sake kwarara. Yin bin wannan ƙafar da aka ba da shawarar yana taimakawa hana kabari kuma yana tabbatar da ingantaccen haɗin zafi da lantarki.

5.3 Ganewar Polarity

Kunshin yana da alamar polarity, yawanci notch ko digo kusa da tashar cathode (maras kyau). Daidaitaccen alkibla yana da mahimmanci don aikin da'ira.

6. Jagororin Solder da Taro

Hanyar farko ta solder ita ce Solder na Infrared (IR) Reflow.

• Bayani na Reflow:Matsakaicin zafin jiki bai kamata ya wuce 260°C ba, kuma lokacin da ya wuce 260°C ya kamata a iyakance zuwa dakika 10 matsakaicin don hana lalata kunshin filastik da haɗin wayoyi na ciki.
• Solder na Hannu:Idan ya cancanta, ana iya amfani da ƙarfen solder tare da zafin ƙarshen ƙarfe wanda bai wuce 350°C ba, tare da iyakance lokacin solder zuwa dakika 3 kowace jagora.
• Yanayin Ajiya:Ana kunna sassan a cikin jakunkuna masu jurewa danshi tare da desiccant. Idan an buɗe jakar fiye da sa'o'i 72 a cikin yanayi wanda ya wuce 30°C/60%RH, ana iya buƙatar gasa kafin sake kwarara don hana tasirin \"popcorn\" yayin solder.

7. Bayanin Kunshin da Oda

7.1 Ƙayyadaddun Kunshin

Ana ba da LED ɗin akan tef da reel don haɗawa ta atomatik. Tef ɗin mai ɗaukar kaya yana ɗaukar sassan, kuma girman reel ɗin an daidaita shi. Kowace reel tana ɗauke da guda 2000. Kunshin ya haɗa da jakar aluminum mai kariya daga danshi tare da katin nuna danshi.

7.2 Bayanin Alama

Alamar reel tana ɗauke da mahimman bayanai:

- CAT:Lambar kwandon ƙarfin haske (misali, S1, T1).

- HUE:Lambar ƙungiyar tsawon tsawon (misali, AA2, AA4).

- REF:Lambar kwandon ƙarfin wutar lantarki na gaba (misali, B36, B40).

- Lambar Sashe (PN), Yawa (QTY), da Lambar Lot (LOT NO) suma sun haɗa.

8. Shawarwari na Aikace-aikace

8.1 Yanayin Aikace-aikacen Al'ada

• Masu Nuna Hasken Hasken:Fitilun yanayi akan na'urorin lantarki na mabukaci, na'urori, da kayan aikin masana'antu.
• Haɗawa cikin Jagororin Hasken/Bututun Hasken:Faɗin kusurwar kallo da ƙirar kunshin sun sa ya dace don canja wurin haske daga PCB zuwa gaban allon ko nuni ta hanyar bututun haske na acrylic ko polycarbonate.
• Hasken Baya:Don nuni na LCD, maɓallan maɓalli, maɓallan membrane, da alamomi.
• Hasken Ciki na Mota:Hasken baya na dashboard, hasken canji, da sauran ayyukan haske na ciki masu ƙarancin wutar lantarki, la'akari da kewayon yanayin zafin aiki ya kai +85°C.

8.2 Abubuwan da ake la'akari da ƙira

• Iyakance Halin Yanzu:Koyaushe yi amfani da resistor na jerin ko direba mai ci gaba don iyakance I_Fzuwa ƙimar da ake so (≤30 mA DC). Lissafa resistor ta amfani da R = (V_supply- V_F) / I_F.
• Gudanar da Zafi:Yayin da raguwar wutar lantarki ta yi ƙasa, tabbatar da isasshen yanki na tagulla na PCB ko ramukan zafi idan ana aiki a yanayin zafi mai girma ko manyan halayen yanzu don kiyaye aiki da tsawon rai.
• Kariya ta ESD:Na'urar an ƙididdige ta don 1000V (HBM). Aiwatar da matakan kulawa na ESD na al'ada yayin haɗawa. Don aikace-aikacen da ke da hankali, yi la'akari da ƙara murƙushe ƙarfin wutar lantarki na wucin gadi akan layukan.

9. Amincewa da Tabbatar da Inganci

Samfurin yana ƙarƙashin cikakken jerin gwaje-gwajen amincin da aka gudanar tare da matakin amincewa na 90% da Kashi na Lalacewar Lot (LTPD) na 10%. Abubuwan gwaji sun haɗa da:

- Juriya na Solder Reflow

- Kewayon Zafin Jiki (-40°C zuwa +100°C)

- Girgizar Zafi (-10°C zuwa +100°C)

- Ajiyar Zafi Mai Girma & Ƙananan

- Rayuwar Aiki ta DC (sa'o'i 1000 a 20mA)

- Zafi Mai Girma/Danshi Mai Girma (85°C/85% RH)

Waɗannan gwaje-gwajen suna tabbatar da ƙarfin LED a ƙarƙashin matsananciyar yanayi da aiki daban-daban.

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

Q: Menene bambanci tsakanin tsawon tsawon kololuwa da tsawon tsawon da ya fi girma?

A: Tsawon tsawon kololuwa (λ_p) shine tsawon tsawon jiki na mafi girman fitarwa na haske. Tsawon tsawon da ya fi girma (λ_d) shine tsawon tsawon haske mai launi guda ɗaya wanda zai bayyana yana da launi ɗaya da LED ga idon ɗan adam. λ_dya fi dacewa don ƙayyadaddun launi.

Q: Zan iya tuƙa wannan LED a 30mA ci gaba?

A: Ee, 30mA shine matsakaicin ƙimar halin yanzu na gaba na ci gaba. Duk da haka, don mafi kyawun tsawon rai da kuma la'akari da yuwuwar hawan zafi a cikin aikace-aikacen, tuƙa shi a ƙaramin halin yanzu kamar 20mA al'ada ce kuma tana ba da daidaiton haske da aminci.

Q: Ta yaya zan fassara lambobin binning akan alama?

A: Lambobin haruffa uku (misali, CAT:T1, HUE:AA3, REF:B38) suna ba ku damar zaɓar LED ɗin tare da halaye masu ƙarfi. Don bayyanar daidai a cikin samfur, ƙayyade kuma yi amfani da LED ɗin daga kwandon shara ɗaya ko kusa don ƙarfin haske da tsawon tsawon da ya fi girma.

11. Nazarin Shari'ar Ƙira mai Amfani

Yanayi: Ƙirar mai nuna yanayi don na'urar hanyar sadarwa ta mabukaci ta amfani da bututun haske.

1. Zaɓi:Zaɓi LED daga jerin 65-21 saboda faɗin kusurwar kallonsa, wanda ke haɗawa cikin inganci cikin bututun haske.

2. Ƙirar Da'ira:Wadatar dabaru na na'urar hanyar sadarwa ita ce 3.3V. Manufa I_F= 15 mA don isasshen haske da ƙarancin wutar lantarki. Yin amfani da V na al'ada_Fna 3.0V (daga kwandon B36), lissafa resistor na jerin: R = (3.3V - 3.0V) / 0.015A = 20 Ω. Yi amfani da resistor na al'ada 20 Ω, 1/10W.

3. Shimfidawa:Sanya LED akan PCB bisa ga shimfidar ƙafar da aka ba da shawarar. Sanya shi daidai a ƙarƙashin ƙofar shiga bututun haske. Tabbatar da cewa babu manyan sassan da ke jefa inuwa.

4. Zafi:Ragewar wutar lantarki ƙanana ne (P = V_F* I_F≈ 45 mW), don haka ba a buƙatar wani heatsinking na musamman a cikin wannan aikace-aikacen na cikin gida.

12. Gabatarwar Ka'idar Fasaha

Wannan LED yana dogara ne akan guntu na semiconductor na Indium Gallium Nitride (InGaN). Lokacin da aka yi amfani da ƙarfin wutar lantarki na gaba wanda ya wuce yuwuwar haɗin gwiwar diode, electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki na guntu, suna sakin makamashi a cikin nau'in photons. Takamaiman abun da ke cikin gami na InGaN yana ƙayyade ƙarfin bandgap, wanda kuma yana bayyana tsawon tsawon hasken da aka fitar—a wannan yanayin, a cikin bakan shudi (~468 nm). Ruwan tabarau na epoxy na kunshin yana da tsabta don haɓaka watsa haske kuma an siffata shi don sarrafa kusurwar katako.

13. Trends na Masana'antu da Mahallin

Jerin 65-21 ya dace da ci gaba da yanayin raguwa da inganci a cikin optoelectronics. SMD LED suna ci gaba da maye gurbin nau'ikan rami saboda dacewarsu don haɗawa ta atomatik, ƙaramin ƙafa, da ƙaramin bayani. Fasalin faɗin kusurwar kallo yana magance ƙarar buƙatar sassan da ke aiki yadda ya kamata tare da jagororin haske a cikin ƙira na zamani, ƙira mai kyau inda tushen haske yakan ɓoye. Bugu da ƙari, samun daidaitaccen binning yana ba da damar mafi girman daidaiton launi da haske a cikin samar da yawa, wanda ke da mahimmanci ga na'urorin lantarki na mabukaci da aikace-aikacen mota inda ake buƙatar daidaiton kyan gani.