Takardar Bayani na LED na Power Top 67-31A - Kunshin P-LCC-3 - 2.0x1.25x1.1mm - 2.35V na Yau da Kullun - 50mA - Haske Orange/Jan/Rawa - Takardar Fasaha

1. Bayyani Game da Samfur

Jerin 67-31A suna wakiltar iyali na manyan LED na Power Top masu hawa a saman, waɗanda aka tsara don aikace-aikacen nuna alama da hasken baya. Waɗannan na'urori suna cikin ƙaramin kunshin P-LCC-3 (Plastic Leaded Chip Carrier), wanda ke da siffar jiki fari da taga mara launi. Manufar zane ta farko ita ce samar da tushen haske mai aminci, mai inganci wanda ya dace da tsarin haɗawa ta atomatik da kuma yanayin amfani na ƙarshe mai ƙarfi.

Babban fa'idodin wannan jerin sun haɗa da fitar da ƙarfin haske mai ƙarfi, kyakkyawan ikon sarrafa ƙarfin lantarki, da kuma faffadan kusurwar kallo wanda aka sauƙaƙa ta hanyar mai nuna haske na ciki da aka haɗa. Wannan mai nuna haske yana da mahimmanci don inganta haɗin haske, yana sa waɗannan LED su zama musamman manufa don amfani da bututun haske, inda ingantaccen watsa haske mai jagora yake da mahimmanci. Ƙarancin ƙarfin lantarki na gaba yana ƙara inganta dacewarsu don kayan aikin da ke amfani da baturi ko na hannu masu ƙarancin wutar lantarki.

Kasuwannin da aka yi niyya suna da faɗi, sun haɗa da na'urorin lantarki na masu amfani, sarrafa ofis, sarrafa masana'antu, da cikin motoci. Aikace-aikacen na yau da kullun sun bambanta daga nuna alamar yanayi da hasken baya na kashe/kunna a cikin kayan aikin sauti/ bidiyo zuwa hasken baya don allunan LCD, alamomi, da hasken gabaɗaya inda ake son haske mai laushi na orange, ja, ko rawaya.

2. Zurfin Bincike na Ma'auni na Fasaha

2.1 Matsakaicin Matsakaicin Matsakaici

Waɗannan ƙididdiga suna ayyana iyakokin damuwa waɗanda sama da su lalacewar dindindin na na'urar na iya faruwa. Ba a ba da garantin aiki a ƙarƙashin ko a waɗannan iyakokin ba. Manyan ma'auni sun haɗa da matsakaicin ƙarfin lantarki na baya (V_R) na 5V, ci gaba da ƙarfin lantarki na gaba (I_F) na 50mA, da kuma kololuwar ƙarfin lantarki na gaba (I_FP) na 100mA a ƙarƙashin yanayin bugun jini (1/10 aikin aiki a 1kHz). Matsakaicin raguwar wutar lantarki (P_d) shine 120mW. An ƙididdige na'urar don kewayon zafin jiki na aiki (T_opr) na -40°C zuwa +85°C kuma tana iya jure yanayin zafi kamar yadda aka saba da tsarin reflow na masana'antu (260°C na dakika 10).

2.2 Halayen Lantarki da Na Gani

Ana auna waɗannan ma'auni a zafin haɗin gwiwa (T_j) na 25°C da ƙarfin lantarki na gaba na 50mA, wanda ke wakiltar yanayin aiki na yau da kullun.

• Ƙarfin Haske (I_v):Ya kewayo daga mafi ƙarancin 1120 mcd zuwa matsakaicin 2850 mcd, tare da matsakaicin jurewa na ±11%. Wannan babban haske shine babban fasali.
• Kusurwar Kallo (2θ_1/2):Faffadan digiri 120 (na yau da kullun). Wannan shine cikakken kusurwar da ƙarfin haske ya rabi na kololuwar ƙarfi, yana nuna faffadan tsarin haske mai watsewa.
• Ƙarfin Lantarki na Gaba (V_F):Yawanci 2.35V, tare da kewayon daga 1.95V zuwa 2.75V a 50mA. Ƙananan V_Fyana ba da gudummawa ga ingantaccen aiki.
• Tsawon Tsawon Bakan:Tsawon bakan tsakiya (λ_d) ya kewayo daga 605.5 nm zuwa 625.5 nm, yana sanya launin da aka fitar a cikin yankin orange mai laushi zuwa ja-orange. Tsayin bakan kololuwa (λ_p) yawanci shine 621 nm.
• Faɗin Bakan Haske (Δλ):Kimanin 18 nm (na yau da kullun), yana nuna ƙaramin fitar da bakan haske a kusa da tsayin bakan kololuwa.

3. Bayanin Tsarin Rarraba (Binning)

Don tabbatar da daidaito a cikin samarwa, ana rarraba LED zuwa kwandon aiki. Jerin 67-31A suna amfani da tsarin rarraba mai girma uku.

3.1 Rarraba Ƙarfin Haske (CAT)

Ana rarraba LED zuwa kwandon guda huɗu (W1, W2, X1, X2) dangane da ƙarfin hasken da aka auna a 50mA. Misali, kwandon W1 ya ƙunshi 1120-1420 mcd, yayin da kwandon X2 ya ƙunshi 2250-2850 mcd. Wannan yana ba masu zane damar zaɓar matakin haske wanda ya dace da aikace-aikacensu.

3.2 Rarraba Tsawon Tsawon Tsakiya (HUE)

Ana sarrafa daidaiton launi ta hanyar kwandon tsawon bakan tsakiya waɗanda aka haɗa a ƙarƙashin 'A'. Kwandon E1 zuwa E5 sun ƙunshi kewayon daga 605.5 nm zuwa 625.5 nm a matakai na ~4 nm. Wannan yana tabbatar da cewa launin da aka fitar (orange mai laushi) yana da iri ɗaya a cikin ƙaramin jurewa (±1nm).

3.3 Rarraba Ƙarfin Ƙarfin Gaba (REF)

Ana rarraba ƙarfin lantarki na gaba a cikin Rukuni 'B9'. Kwandon 1 zuwa 4 suna rarraba V_Fdaga 1.95-2.15V har zuwa 2.55-2.75V a 50mA. Daidaita kwandon V_Fna iya zama mahimmanci don daidaita ma'auni a cikin da'irori na LED da yawa.

4. Bincike na Lankwasa Ayyuka

Takardar bayani tana ba da lankwasan halaye da yawa waɗanda ke kwatanta halayen na'urar a ƙarƙashin yanayi daban-daban.

4.1 Matsakaicin Ƙarfin Haske Dangane da Ƙarfin Gaba

Wannan lankwasa tana nuna cewa fitar da haske yana ƙaruwa tare da ƙarfin lantarki na gaba, amma dangantakar ba ta da cikakkiyar layi, musamman a manyan ƙarfin lantarki. Yana da mahimmanci don tantance ƙarfin tuƙi da ake buƙata don cimma takamaiman haske.

4.2 Matsakaicin Ƙarfin Haske Dangane da Yanayin Yanayi

Ƙarfin haske na LED na AlGaInP yawanci yana raguwa yayin da yanayin yanayi (don haka haɗin gwiwa) ya tashi. Wannan lankwasa tana ƙididdige wannan raguwa, tana nuna fitarwa yana raguwa sosai yayin da zafin jiki ya karu daga 25°C zuwa 100°C. Gudanar da zafin jiki daidai yana da mahimmanci don kiyaye haske mai daidaito.

4.3 Ƙarfin Gaba Dangane da Ƙarfin Gaba

Wannan lankwasa IV tana nuna alaƙar ƙima tsakanin ƙarfin lantarki da ƙarfin lantarki. Na yau da kullun V_Fna ~2.35V a 50mA yana bayyana a nan. Lankwasa tana da mahimmanci don zana da'irar iyakance ƙarfin lantarki.

4.4 Tsarin Rarraba Haske

Zanen polar yana tabbatar da faffadan kusurwar kallo na digiri 120. Rarraba ƙarfi kusan Lambertian ne, ma'ana yana bayyana daidai haske a kan faffadan yanki idan aka duba kai tsaye, wanda shine manufa don aikace-aikacen nuna alama.

4.5 Rarraba Bakan Haske

Jadawalin yana nuna guda ɗaya, ƙaramin kololuwar fitarwa a tsakiya kusan 621 nm, halayen kayan AlGaInP, ba tare da wani mahimmanci na biyu ba, yana tabbatar da tsaftar launi.

5. Bayanin Injiniya da Kunshawa

5.1 Girman Kunshin

Kunshin P-LCC-3 yana da ƙananan girma na kusan 2.0mm tsawon, 1.25mm faɗi, da 1.1mm tsayi (ban da igiyoyin). An ba da cikakkun zane-zane tare da jurewa (±0.1mm na yau da kullun) don zanen sawun PCB. Kunshin yana da fasali biyu na anode da guda ɗaya na cathode gama gari don kwanciyar hankali na injiniya da amincin haɗin solder.

5.2 Gano Polarity (Anode da Cathode)

Ana gano cathode ta hanyar alamar kore akan kunshin ko tsaga/ chamfer a gefe ɗaya. Daidaitaccen alkibla yana da mahimmanci yayin haɗawa don hana lalacewar karkatar da baya.

6. Jagororin Solder da Haɗawa

Na'urar tana cikakkiyar dacewa da duka tsarin solder na reflow da na igiyar ruwa, yana sa ta dace da samar da atomatik mai yawa.

• Solder Reflow:An ƙayyade matsakaicin zafin jiki na kololuwa na 260°C na dakika 10. Matsakaicin bayyanar reflow mara gubar (Pb-free) suna dacewa.
• Solder da Hannu:Idan ya cancanta, zafin ƙarshen guntun solder bai kamata ya wuce 350°C ba, kuma lokacin tuntuɓar ya kamata a iyakance zuwa dakika 3 kowace igiya don hana lalacewar zafi ga kunshin filastik.
• Yanayin Ajiya:LED suna da damuwa da danshi (MSL). Ana jigilar su a cikin jakunkunan shinge na danshi tare da desiccant. Da zarar an buɗe su, yakamata a yi amfani da su a cikin takamaiman lokacin lokaci ko a gasa su bisa ga jagororin IPC/JEDEC na yau da kullun kafin reflow don hana fashewar "gasasshen kaza".

7. Bayanin Kunshawa da Oda

7.1 Ƙayyadaddun Kaset da Reel

Ana samar da abubuwan a kan kaset ɗin mai ɗaukar 8mm, wanda aka nannade akan reels na yau da kullun na 180mm. Kowace reel tana ƙunshe da guda 2000. An ba da cikakkun girma don aljihun kaset ɗin mai ɗauka da reel don tabbatar da dacewa da kayan aikin zaɓi da sanyawa ta atomatik.

7.2 Bayanin Label

Label ɗin reel yana ƙunshe da mahimman bayanai don gano asali da tabbatarwa: Lambar Sashe (PN), Lambar Sashe na Abokin Ciniki (CPN), adadi (QTY), lambar kuri'a (LOT NO), da manyan lambobin kwandon guda uku don Ƙarfin Haske (CAT), Tsawon Tsawon Tsakiya (HUE), da Ƙarfin Ƙarfin Gaba (REF).

8. Shawarwari na Aikace-aikace

8.1 Yanayin Aikace-aikace na Yau da Kullun

• Tsarin Bututun Haske:Faffadan kusurwar kallo da mai nuna haske da aka haɗa sun sa wannan LED ya fi dacewa don haɗa haske cikin jagororin haske na acrylic ko polycarbonate, waɗanda aka saba amfani da su don haskaka maɓallai, alamomi, ko alamun panel daga tushen nesa.
• Hasken Baya na LCD:Ya dace don hasken gefe na ƙananan nuni na LCD ko samar da hasken baya na gida don gumaka.
• Alamomin Yanayi na Gabaɗaya:Alamomin wutar lantarki, haɗin kai, ko na aiki a cikin na'urorin lantarki na masu amfani, masana'antu, da motoci.

8.2 Abubuwan da Ya Kamata a Yi la'akari da su a Zane

• Iyakance Ƙarfin Lantarki:Koyaushe yi amfani da resistor na jerin ko direba mai ƙarfin lantarki don saita ƙarfin lantarki na gaba. Kada a haɗa kai tsaye zuwa tushen wutar lantarki. Lissafa ƙimar resistor ta amfani da R = (V_supply- V_F) / I_F.
• Gudanar da Zafin Jiki:Duk da yake kunshin yana da ƙarancin juriya na zafi, tabbatar da isasshen yanki na tagulla na PCB (kushin zafi) idan ana aiki a manyan yanayin zafi na yanayi ko kusa da matsakaicin ƙarfin lantarki don sarrafa zafin haɗin gwiwa da kiyaye fitar da haske da tsawon rai.
• Kariya daga ESD:Ko da yake an ƙididdige shi don 2000V (HBM), yakamata a kiyaye matakan kariya na ESD na yau da kullun yayin haɗawa.

9. Kwatancen Fasaha da Bambance-bambance

Jerin 67-31A sun bambanta kansu ta hanyar haɗin kai na halaye. Idan aka kwatanta da LED na yau da kullun na 0603 ko 0805, yana ba da ƙarfin haske mai ƙarfi sosai. Idan aka kwatanta da sauran manyan LED, yana kiyaye ƙarancin ƙarfin lantarki na gaba da buƙatun ƙarfin lantarki. Babban abin da ya bambanta shi nemai nuna haske na ciki da aka haɗa a cikin kunshin P-LCC-3, wanda aka ƙera don ƙara fitar da haske da kuma jagorantar shi zuwa sama tare da faffadan tsari iri ɗaya. Wannan fasalin gani na ciki yana rage buƙatar na'urorin gani na biyu a aikace-aikacen bututun haske, yana sauƙaƙa zane kuma yana iya rage farashin tsarin.

10. Tambayoyin da ake yawan yi (Dangane da Ma'auni na Fasaha)

10.1 Menene bambanci tsakanin tsayin bakan kololuwa da tsayin bakan tsakiya?

Tsayin bakan kololuwa (λ_p) shine tsayin bakan da rarraba ƙarfin bakan haske ya fi girma. Tsayin bakan tsakiya (λ_d) shine tsayin bakan guda ɗaya na haske mara launi wanda ya dace da launin da LED ke gani. Don ayyana launi da rarraba, tsayin bakan tsakiya ya fi dacewa da hangen nesa na ɗan adam.

10.2 Shin zan iya amfani da wannan LED tare da wutar lantarki 3.3V?

Ee, amma resistor mai iyakance ƙarfin lantarki ya zama dole. Tare da na yau da kullun V_Fna 2.35V a 50mA, raguwar wutar lantarki a kan resistor zai zama 3.3V - 2.35V = 0.95V. Ta amfani da Dokar Ohm, R = 0.95V / 0.05A = 19Ω. Resistor na yau da kullun na 20Ω zai saita ƙarfin lantarki kusa da 50mA.

10.3 Ta yaya zafin jiki ke shafar aiki?

Kamar yadda aka nuna a cikin lankwasan ayyuka, ƙarfin haske yana raguwa tare da ƙara zafin haɗin gwiwa. Ƙarfin lantarki na gaba shima yana raguwa kadan tare da zafin jiki. Don daidaitaccen haske, guji yin aiki a manyan yanayin zafi na yanayi ko a matsakaicin ƙarfin lantarki ba tare da la'akari da zane na zafi ba.

11. Misalin Zane da Amfani na Aiki

Misali: Zanen Hasken Baya na Maɓalli da Yawa don Panel na Na'urar Likita

Mai zane yana buƙatar hasken baya na maɓallai shida na taɓa mai laushi akan kayan aikin likita na hannu. Sarari yana da iyaka, kuma amfani da wutar lantarki yana da mahimmanci saboda na'urar tana aiki da baturi. Maɓallan an yi su ne da siliki mai watsawa kuma suna amfani da bututun haske ɗaya don tura haske daga LED da aka ɗora a nesa akan babban PCB.



Magani:An zaɓi jerin LED na 67-31A. Babban ƙarfinsu yana tabbatar da isasshen haske ya isa saman maɓalli ta hanyar bututun haske. Faffadan kusurwar kallo na digiri 120 yana haɗa haske cikin inganci zuwa wurin shigar bututun. Ƙananan V_Fda ƙarfin aiki na 50mA (wanda za'a iya rage shi zuwa 20mA don ƙarancin haske, adana wutar lantarki) sun dace da tsarin da ke amfani da baturi. An sanya LED akan PCB a ƙarƙashin kayan aikin bututun haske. An ƙididdige resistor ɗaya mai iyakance ƙarfin lantarki don jerin jerin LED guda biyu (idan V_supplyshine 5V) ko resistors ɗaya ɗaya don haɗin kai, wanda filin GPIO ke tuƙa akan microcontroller don sarrafa kunna/kashe/dimming. Kunshin P-LCC-3 ya dace da layin haɗawa ta atomatik da ake amfani da shi don PCB.

12. Gabatarwa da Ka'ida

LED na 67-31A ya dogara ne akan kayan semiconductor na AlGaInP (Aluminum Gallium Indium Phosphide). Lokacin da aka yi amfani da ƙarfin lantarki na gaba a kan haɗin p-n, ana shigar da electrons da ramuka cikin yankin aiki inda suke sake haɗuwa. A cikin AlGaInP, wannan tsarin sake haɗuwa da farko yana sakin makamashi a cikin nau'in photons (haske) a cikin kewayon tsayin bakan ja zuwa rawaya-orange (kimanin 605-630 nm). Takamaiman launi (tsayin bakan tsakiya) an ƙaddara shi ta hanyar daidaitaccen abun da ke cikin AlGaInP. Haske da aka samar yana fitowa daga guntun, an siffata shi kuma an jagorance shi ta hanyar mai nuna haske na ciki da ruwan tabarau na epoxy na kunshin P-LCC-3 don cimma faffadan kusurwar kallo da ake so.

13. Trends na Ci gaba

Gabaɗayan yanayin LED na nuna alama da hasken baya kamar jerin 67-31A yana ci gaba zuwa mafi inganci (ƙarin lumens kowace watt), wanda ke ba da damar irin wannan haske a ƙarancin ƙarfin lantarki, yana tsawaita rayuwar baturi. Rage girman kunshin ya kasance abin da ake mayar da hankali, yana ba da damar shimfidar PCB mai yawa. Hakanan akwai yunƙuri zuwa ƙaramin jurewa na rarraba don duka launi da kwararar ruwa don tabbatar da mafi girman daidaito a cikin samar da yawa, musamman don aikace-aikacen da ke buƙatar kamanni iri ɗaya a cikin raka'a da yawa. Bugu da ƙari, ingantaccen aminci a ƙarƙashin manyan yanayin zafi da danshi wani yanki ne na ci gaba don biyan buƙatun kasuwannin motoci da masana'antu. Haɗa mafi ƙwararrun na'urorin gani na ciki, kamar mai nuna haske a cikin wannan jerin, don inganta fitar da haske da sarrafa shi ba tare da abubuwan waje ba shine babban yanayin zane.