Takardar Bayani na Fasaha na SMD LED Mai Watsa Haske Mai Ruwan Zuma - AlInGaP - Kallon Kallon 120° - 50mA - 3550mcd - Takardar Fasaha ta Turanci

1. Bayyani Game da Samfur

Wannan takarda tana ba da cikakkun ƙayyadaddun fasaha na na'urar haske mai haɗawa ta saman (SMD LED). Na'urar tana da ruwan tabarau mai watsa haske kuma tana amfani da kayan semiconductor na Aluminum Indium Gallium Phosphide (AlInGaP) don samar da hasken rawaya. An tsara ta don dacewa da hanyoyin haɗawa ta atomatik, gami da kayan aikin ɗauka da sanyawa da kuma gyarar goge ta infrared, wanda ya sa ta dace da masana'antu masu yawa. Ana samar da fakitin akan tef ɗin 8mm na ƙa'idar masana'antu da aka nannade akan reels masu diamita 7-inch.

2. Bincike Mai zurfi na Ma'auni na Fasaha

2.1 Madaidaicin Ƙididdiga na Cikakke

Waɗannan ma'auni suna ayyana iyakokin da za su iya haifar da lalacewa na dindindin ga na'urar. Ba a ba da garantin aiki a ƙarƙashin ko a waɗannan yanayin ba kuma ya kamata a guje su don ingantaccen aiki.

• Rushewar Wutar Lantarki (Pd):182 mW. Wannan shine matsakaicin adadin wutar lantarki da na'urar za ta iya watsa azaman zafi ba tare da wuce iyakokin zafinta ba.
• Matsakaicin Halin Gaba na Halin Yanzu (IFP):100 mA. Wannan shine matsakaicin halin yanzu da aka yarda a ƙarƙashin yanayin bugun jini (1/10 aikin aiki, faɗin bugun 1ms). Ya fi ƙimar DC saboda rage matsakaicin zafi.
• Halin Gaba na DC (IF):70 mA. Wannan shine matsakaicin ci gaba na gaba na halin yanzu da aka ba da shawarar don dogon lokaci mai aminci.
• Ƙarfin Lantarki na Baya (VR):5 V. Yin amfani da ƙarfin lantarki na baya wanda ya wuce wannan ƙimar zai iya haifar da rushewa da lalata haɗin LED.
• Kewayon Zafin Aiki (Topr):-40°C zuwa +85°C. Kewayon zafin yanayin da aka ƙayyade na'urar don yin aiki daidai.
• Kewayon Zafin Ajiya (Tstg):-40°C zuwa +100°C. Kewayon zafin jiki don adana na'urar lokacin da ba a kunna wutar lantarki ba.

2.2 Halaye na Lantarki da na Gani

Ana auna waɗannan ma'auni a zafin yanayi (Ta) na 25°C kuma suna wakiltar aikin yau da kullun a ƙarƙashin ƙayyadaddun yanayin gwaji.

• Ƙarfin Haske (Iv):Ya bambanta daga 1400 mcd (matsakaici) zuwa 3550 mcd (matsakaicin matsakaici) a halin yanzu na gaba (IF) na 50 mA. Wannan yana auna hasken da ake gani na tushen haske a takamaiman shugabanci (tare da axis). Aunin yana amfani da firikwensin da aka tace don dacewa da amsawar gani na idon ɗan adam (lanƙwasa CIE).
• Kusurwar Kallo (2θ1/2):Digiri 120 (na al'ada). Wannan shine cikakken kusurwar da ƙarfin haske ya faɗi zuwa rabin ƙimar sa na axial (a kan axis). Faɗin kusurwar kallo kamar 120° yana nuna tsarin fitar da haske mai watsawa, wanda ya dace da aikace-aikacen da ke buƙatar hasken yanki mai faɗi maimakon ƙwanƙwasa mai mai da hankali.
• Matsakaicin Tsawon Tsinkaya (λP):591 nm (na al'ada). Wannan shine tsayin tsinkaya wanda rarraba ikon bakan na hasken da aka fitar yana kan matsakaicinsa.
• Matsakaicin Tsawon Tsinkaya (λd):Ya bambanta daga 584.5 nm zuwa 594.5 nm a IF=50mA. Wannan adadi ne na launi wanda aka samo daga zanen chromaticity na CIE. Yana wakiltar tsayin tsinkaya guda ɗaya na hasken monochromatic wanda idon ɗan adam zai gane yana da launi ɗaya da hasken LED. Shi ne ma'auni mai mahimmanci don ayyana ma'anar launin rawaya.
• Rabin Faɗin Layin Bakan (Δλ):15 nm (na al'ada). Wannan shine faɗin bakan fitarwa a rabin matsakaicin ikonsa (Cikakken Faɗi a Rabin Matsakaici, FWHM). Ƙimar 15nm tana nuna ƙaramin fitarwa na rawaya, halayyar fasahar AlInGaP.
• Ƙarfin Lantarki na Gaba (VF):2.2 V (na al'ada) a IF=50mA. Wannan shine faɗuwar ƙarfin lantarki a kan LED lokacin aiki a ƙayyadadden halin yanzu. Ma'auni ne mai mahimmanci don ƙirar da'irar iyakance halin yanzu.
• Halin Yanzu na Baya (IR):10 μA (matsakaici) a VR=5V. Wannan shine ƙaramin halin yanzu na yoyo wanda ke gudana lokacin da aka yi amfani da ƙayyadadden ƙarfin lantarki na baya.

3. Bayanin Tsarin Binning

Don tabbatar da daidaito a cikin samarwa, ana rarraba LEDs zuwa kwandon sharar gida bisa mahimman ma'auni. Wannan yana ba masu ƙira damar zaɓar sassa waɗanda suka cika takamaiman buƙatu don launi, haske, da ƙarfin lantarki.

3.1 Binning Ƙarfin Lantarki na Gaba

An yi binning a yanayin gwaji na IF = 50mA. Haƙuri a cikin kowane kwandon shine +/-0.1V.

• D2:1.80V (Matsakaici) - 2.00V (Matsakaici)
• D3:2.00V (Matsakaici) - 2.20V (Matsakaici)
• D4:2.20V (Matsakaici) - 2.40V (Matsakaici)
• D5:2.40V (Matsakaici) - 2.60V (Matsakaici)

3.2 Binning Ƙarfin Haske

An yi binning a yanayin gwaji na IF = 50mA. Haƙuri a cikin kowane kwandon shine +/-11%.

• W2:1400 mcd (Matsakaici) - 1800 mcd (Matsakaici)
• X1:1800 mcd (Matsakaici) - 2240 mcd (Matsakaici)
• X2:2240 mcd (Matsakaici) - 2800 mcd (Matsakaici)
• Y1:2800 mcd (Matsakaici) - 3550 mcd (Matsakaici)

3.3 Binning Matsakaicin Tsawon Tsinkaya

An yi binning a yanayin gwaji na IF = 50mA. Haƙuri a cikin kowane kwandon shine +/-1nm. Wannan kai tsaye yana sarrafa inuwar rawaya.

• H:584.5 nm (Matsakaici) - 587.0 nm (Matsakaici)
• J:587.0 nm (Matsakaici) - 589.5 nm (Matsakaici)
• K:589.5 nm (Matsakaici) - 592.0 nm (Matsakaici)
• L:592.0 nm (Matsakaici) - 594.5 nm (Matsakaici)

4. Bincike na Lanƙwasa Aiki

Yayin da aka ambaci takamaiman zane-zane a cikin takardar bayani (misali, Hoto na 1 don fitarwa na bakan, Hoto na 5 don kusurwar kallo), bayanan da aka bayar suna ba da damar bincika mahimman alaƙa.

• Halin Yanzu da Ƙarfin Haske (Lanƙwasa I-Iv):An ƙayyade ƙarfin haske a 50mA. Yawanci, ga AlInGaP LEDs, fitarwar haske yana ƙaruwa da ƙasa da layi tare da halin yanzu. Yin aiki sama da halin yanzu na DC da aka ba da shawarar na iya haifar da ƙarin zafi, raguwar inganci, da haɓakar lalacewa.
• Dogaro da Zazzabi:Ƙarfin haske da ƙarfin lantarki na gaba na LEDs suna da hankali ga zafin jiki. Ƙarfin gaba ɗaya yana raguwa yayin da zafin haɗin yake ƙaruwa. Ƙarfin lantarki na gaba yawanci yana da ƙimar zafin jiki mara kyau, yana raguwa da kusan 2 mV/°C don AlInGaP. Dole ne ƙira su yi la'akari da sarrafa zafin jiki don kiyaye ingantaccen aikin gani.
• Rarraba Bakan:Tare da matsakaici na al'ada a 591 nm da rabin faɗin 15 nm, fitarwa yana tsakiya a yankin rawaya na bakan gani. Kwandon tsayin tsinkaya (H zuwa L) suna tabbatar da daidaiton launi ta hanyar haɗa LEDs tare da madaidaicin daidaitattun daidaitattun launi.

5. Bayanin Injiniya da Marufi

5.1 Girman Fakitin Na'ura

LED ya yi daidai da tsarin fakitin SMD na ƙa'idar EIA. An ba da cikakkun zane-zane masu girma a cikin takardar bayani tare da duk ma'aunai a cikin milimita. Muhimman fasalulluka sun haɗa da tsawon gabaɗaya, faɗi, da tsayi, da kuma sanyawa da girman filayen gyaɗa da tsarin ruwan tabarau. Haƙuri na ±0.2 mm ya shafi sai dai idan an ƙayyade in ba haka ba.

5.2 Gano Polarity

Takardar bayani ta haɗa da zane wanda ke nuna tashoshi na cathode da anode. Dole ne a lura da daidaitaccen polarity yayin haɗawa. Ana alamar cathode ta hanyar tsaga, alama mai kore, ko gajeriyar jagora/tafi a ƙasan fakitin.

5.3 Tef da Marufi na Reel

Ana samar da na'urar a cikin tef ɗin mai ɗaukar kaya mai ɗaukar hoto tare da murfin kariya.

• Faɗin Tef:8 mm.
• Diamita na Reel:Inci 7 (178 mm).
• Adadin kowane Reel:Guda 2000.
• Matsakaicin Adadin Oda (MOQ) don Sauran:Guda 500.
• Marufi yana bin ƙayyadaddun ANSI/EIA-481 don tabbatar da dacewa da kayan aikin haɗawa ta atomatik.

6. Jagororin Gyaɗa da Haɗawa

6.1 Bayanin Gyaɗa ta Reflow

Na'urar ta dace da hanyoyin gyaɗa ta reflow na infrared (IR). An ba da shawarar bayanin martaba wanda ya dace da JEDEC J-STD-020B don gyaɗa mara gubar.

• Zafin Pre-heat:150°C zuwa 200°C.
• Lokacin Pre-heat:Matsakaicin dakika 120.
• Matsakaicin Zafin Jiki:Matsakaicin 260°C.
• Lokaci Sama da Liquidus (TAL):An ƙayyade lokacin da aka ba da shawarar a cikin zanen bayanin martaba (yawanci dakika 60-90).
• Matsakaicin Adadin Wucewa:Sau biyu.

6.2 Gyaɗa ta Hannu

Idan gyaɗa ta hannu ya zama dole, dole ne a yi taka tsantsan sosai.

• Zafin Ƙarfe:Matsakaicin 300°C.
• Lokacin Gyaɗa kowane Pad:Matsakaicin dakika 3.
• Matsakaicin Adadin Sau:Sau ɗaya kawai a kowane haɗin gwiwa.

6.3 Ajiya da Sarrafawa

• Fakitin da aka rufe:Ajiye a ≤30°C da ≤70% Yanayin Yanayi (RH). Yi amfani da shi cikin shekara guda.
• Fakitin da aka Buɗe:Ya kamata a adana abubuwan da aka fallasa zuwa iskar yanayi a ≤30°C da ≤60% RH. Ana ba da shawarar kammala gyaɗa ta IR reflow cikin sa'o'i 168 (kwanaki 7) na buɗe jakar shinge na danshi.
• Ajiya Mai Tsayi (An Buɗe):Ajiye a cikin akwati da aka rufe tare da desiccant ko a cikin desiccator na nitrogen.
• Baking:Idan abubuwan sun kasance a bayyane fiye da sa'o'i 168, yi baking a kusan 60°C na aƙalla sa'o'i 48 kafin gyaɗa don cire danshin da aka sha da hana lalacewar \"popcorning\" yayin reflow.

6.4 Tsaftacewa

Idan ana buƙatar tsaftacewa bayan haɗawa, yi amfani da kawai abubuwan da aka yarda.

• Abubuwan da aka ba da Shawara:Barasa na ethyl ko barasa na isopropyl.
• Hanyar:A nutsar da shi a zafin jiki na al'ada na ƙasa da minti ɗaya. Kar a yi amfani da tsaftacewa ta ultrasonic sai dai idan an tabbatar da amincinta ga fakitin.
• Gargadi:Kar a yi amfani da ruwayen sinadarai da ba a ƙayyade ba saboda suna iya lalata ruwan tabarau na LED ko kayan fakitin.

7. Bayanan Aikace-aikace da La'akari da Ƙira

7.1 Ƙirar Da'irar Tuƙi

LEDs na'urori ne masu tuƙi na halin yanzu. Don tabbatar da ingantaccen aiki da tsawon rai, tsarin iyakance halin yanzu yana da mahimmanci.

• Resistor na Series (Samfurin Da'irar A):Hanya mafi gama gari kuma aka ba da shawarar. Ana sanya resistor (R) a jere tare da LED. Ana ƙididdige ƙimar ta amfani da Dokar Ohm: R = (Vcc - VF) / IF, inda Vcc shine ƙarfin wutar lantarki, VF shine ƙarfin lantarki na gaba na LED (yi amfani da matsakaicin ƙimar daga kwandon don ƙididdigar halin yanzu mafi muni), kuma IF shine halin yanzu na aiki da ake so (misali, 20mA, 50mA). Wannan hanyar tana ba da ingantaccen ƙa'idar halin yanzu ga kowane LED kuma yana da sauƙin aiwatarwa.
• Gargadin Haɗin Kai:Ba a ba da shawarar haɗa LEDs da yawa kai tsaye a layi daya tare da resistor guda ɗaya mai iyakance halin yanzu (Samfurin Da'irar B). Ƙananan bambance-bambance a cikin ƙarfin lantarki na gaba (VF) tsakanin LEDs ɗaya, ko da a cikin kwandon ɗaya, zai haifar da rashin daidaito mai mahimmanci a cikin raba halin yanzu. Wata LED na iya ɗaukar mafi yawan halin yanzu, wanda zai haifar da yawan zafi da gazawar farko, yayin da wasu suka kasance duhu. Koyaushe yi amfani da resistor na jere daban don kowane LED ko kuma yi amfani da direba mai ci gaba na halin yanzu.

7.2 Gudanar da Zafin Jiki

Ko da yake rushewar wutar lantarki yana da ƙasa kaɗan, ingantaccen ƙirar zafin jiki yana da mahimmanci don kiyaye aiki da aminci.

• Shimfidar PCB:Yi amfani da isasshen yanki na tagulla (filaye na zafi ko zubewa) da aka haɗa zuwa filayen gyaɗa na LED don zama mai sanyaya zafi da kuma kawar da zafi daga na'urar.
• Zafin Yanayi:Tabbatar cewa zafin yanayin aiki yana cikin ƙayyadadden kewayon. Yi la'akari da zafin da wasu abubuwan da ke kan allo suka ba da gudummawa.
• Rage Halin Yanzu:Don aiki a manyan yanayin zafi (kusa da +85°C), yi la'akari da rage halin yanzu na aiki don rage zafin haɗin gwiwa da hana saurin raguwar lumen.

7.3 Yanayin Aikace-aikace na Al'ada

Haɗin ruwan tabarau mai watsawa, faɗin kusurwar kallo, da launin rawaya ya sa wannan LED ya dace da aikace-aikace daban-daban:

• Fitilun Matsayi da Nuna Alama:Kunna/kashe wutar lantarki, yanayin jiran aiki, aikin tsarin, alamun gargadi a cikin kayan lantarki na mabukaci, fannoni na sarrafa masana'antu, da kayan aikin auna.
• Hasken Baya:Hasken baya mai haske ko kai tsaye don almara akan maɓallan membrane, maɓallan maɓalli, da gaban fuskokin inda ake son haske mai daidaito, faɗin kusurwa.
• Hasken Ciki na Motoci:Fitilun gargadi, hasken maɓalli, da hasken yanayi gabaɗaya (bisa ga cancanta don takamaiman ƙa'idodin mota).
• Alamun Alama da Hasken Kayan Ado:Hasken accent a cikin fasalin gine-gine ko nunin kayan ado.

8. Gabatarwar Fasaha da Trends

8.1 Fasahar AlInGaP

Wannan LED ya dogara ne akan kayan semiconductor na Aluminum Indium Gallium Phosphide (AlInGaP). AlInGaP yana da inganci musamman wajen samar da haske a cikin yankunan ja, orange, amber, da rawaya na bakan. Muhimman fa'idodi sun haɗa da babban ingancin haske (lumens a kowace watt) da ingantaccen tsaftar launi (ƙunƙuntaccen faɗin bakan) a cikin waɗannan launuka idan aka kwatanta da tsofaffin fasahohi kamar Gallium Phosphide (GaP). Tsarin kayan yana ba da damar daidaita daidaitaccen bandgap, don haka tsayin tsinkaya da aka fitar, ta hanyar daidaita ma'aunin abubuwan da suka haɗa.

8.2 Ruwan Tabarau Mai Watsawa da Ruwan Tabarau Bayyananne

Kayan ruwan tabarau mai watsawa (madara ko sanyi) yana ɗauke da barbashi masu watsawa. Lokacin da haske daga ƙaramin guntun semiconductor ya wuce wannan ruwan tabarau, ana watsa shi ta hanyoyi da yawa. Wannan yana haifar da faɗin kusurwar kallo (120° a wannan yanayin) da kuma bayyanar da ya fi daidaito, mai laushi tare da rage haske kuma babu \"wurin zafi\" da ake gani daga guntun. Wannan ya bambanta da ruwan tabarau mai tsabta (ruwa mai tsabta), wanda ke samar da ƙwanƙwasa mai mai da hankali tare da ƙunƙuntaccen kusurwar kallo da takamaiman wuri mai haske na tsakiya.

8.3 Trends na Masana'antu

Gabaɗayan yanayin a cikin SMD LEDs yana zuwa ga mafi girman inganci, mafi girman aminci, da ƙananan girman fakitin. Yayin da wannan takardar bayani ke wakiltar samfur mai girma kuma mai aminci, sabbin abubuwan da suka faru a cikin LEDs na rawaya da aka canza phosphor (ta amfani da guntun shuɗi tare da phosphor rawaya) na iya ba da ciniki daban-daban a cikin inganci, nuna launi, da farashi. Bugu da ƙari, ci gaba a cikin kayan marufi da dabarun sarrafa zafin jiki suna ci gaba da tura iyakokin yawan wutar lantarki da tsawon rai ga duk fasahohin LED. Tuƙin ƙananan ƙira kuma yana haifar da ƙananan ƙafafun fakitin yayin kiyayewa ko inganta fitarwar haske.