Takardar Bayani na Fasaha na LED SMD 17-21/GVC-AMPB/3T - 2.0x1.25x0.8mm - Koriya (568nm) - 20mA - Takardar Fasaha ta Hausa

1. Bayyani Game da Samfurin

LED SMD 17-21 ƙaramin na'ura ne mai haɗawa da saman, wanda aka ƙera don aikace-aikacen lantarki na zamani waɗanda ke buƙatar haske mai aminci na nuni da hasken baya. Wannan kayan yana amfani da fasahar semiconductor na AlGaInP (Aluminum Gallium Indium Phosphide) don samar da fitowar haske mai launin kore tare da matsakaicin tsayin zango na 568nm. Babban fa'idarsa ta ta'allaka ne a cikin ƙaramin ƙafafunsa, wanda ke ba da damar ƙara yawan adadin a kan allunan da'ira (PCBs), yana rage sararin ajiya da ake buƙata, kuma yana ba da gudummawa ga ƙananan kayan aiki na ƙarshe. Ƙananan ginin ya ƙara sa ya zama mafi dacewa don aikace-aikacen da za a iya ɗauka da kuma waɗanda ke da ƙarancin sarari.

An kunna wannan LED akan tef mai girman 8mm wanda aka nannade a kan rili mai diamita 7-inch, wanda ya sa ya dace da kayan haɗawa ta atomatik mai sauri. An ƙera shi don amfani da tsarin gudanar da solder na infrared (IR) da tururi, yana tabbatar da haɗin kai cikin layukan masana'antu na zamani. Samfurin ya bi ka'idojin muhalli da aminci, ba shi da gubar, ya bi ka'idodin RoHS, ya bi ka'idodin EU REACH, kuma ba shi da halogen (tare da Bromine <900 ppm, Chlorine <900 ppm, da Br+Cl < 1500 ppm).

2. Bincike Mai Zurfi na Ma'aunin Fasaha

2.1 Matsakaicin Matsayin Ma'auni

Ana ayyana iyakokin aikin na'urar a ƙarƙashin takamaiman yanayin muhalli (Ta=25°C). Wucewa waɗannan ma'auni na iya haifar da lalacewa ta dindindin.

• Ƙarfin Lantarki na Baya (VR):5V. Wannan ma'auni ne mai mahimmanci; yin amfani da ƙarfin lantarki na baya wanda ya wuce 5V zai iya lalata haɗin PN na LED.
• Ci gaba da Ƙarfin Lantarki na Gaba (IF):25 mA. Wannan shine matsakaicin ƙarfin lantarki na DC da aka ba da shawarar don ci gaba da aiki don tabbatar da amincin dogon lokaci da hana guduwar zafi.
• Matsakaicin Ƙarfin Lantarki na Gaba (IFP):60 mA. Wannan ma'auni ya shafi yanayin bugun jini tare da cikakken aiki na 1/10 a 1 kHz. Yana ba da damar ɗan gajeren lokaci na haske mai girma amma bai kamata a yi amfani da shi don aikin DC ba.
• Rushewar Wutar Lantarki (Pd):60 mW. Wannan yana wakiltar matsakaicin wutar lantarki da kunshin zai iya watsawa azaman zafi. Wucewa wannan iyaka yana ɗaga yanayin haɗin gwiwa, yana lalata aiki da tsawon rayuwa.
• Zubar da Lantarki Mai Tsanani (ESD) Tsarin Jikin Mutum (HBM):2000V. Wannan ma'auni yana nuna matsakaicin matakin kariya na ESD. Har yanzu ana buƙatar matakan kulawa na ESD na al'ada yayin haɗawa da gudanarwa.
• Yanayin Zafi na Aiki (Topr):-40°C zuwa +85°C. An ƙididdige LED don yin aiki a cikin wannan faɗin kewayon zafin masana'antu.
• Yanayin Zafi na Ajiya (Tstg):-40°C zuwa +90°C.
• Yanayin Zafi na Gudanarwa (Tsol):Na'urar za ta iya jurewa gudanar da solder tare da matsakaicin zafin jiki na 260°C har zuwa dakika 10. Don gudanar da solder da hannu, zafin ƙarshen ƙarfe bai kamata ya wuce 350°C ba har zuwa dakika 3 a kowane tashar.

2.2 Halayen Lantarki da Haske

Ana auna waɗannan ma'auni a daidai gwargwadon gwajin ƙarfin lantarki na IF=20mA da Ta=25°C. Suna ayyana ainihin fitowar haske da aikin lantarki.

• Ƙarfin Haske (Iv):Ya bambanta daga mafi ƙanƙanta na 18.00 mcd zuwa mafi girma na 72.00 mcd. Matsakaicin ƙimar ya dogara da takamaiman lambar kwandon (M, N, P). Wannan ma'auni ne na hasken da ake gani.
• Kusurwar Dubawa (2θ1/2):Yawanci digiri 140. Wannan faɗin kusurwar dubawa ya sa LED ya dace da aikace-aikacen da ake buƙatar ganin haske daga faɗin wurare daban-daban.
• Matsakaicin Tsawon Zango (λp):Yawanci 568 nm. Wannan shine tsayin zango inda rarraba ƙarfin haske ya fi girma.
• Babban Tsawon Zango (λd):Ya bambanta daga 563.50 nm zuwa 571.50 nm, an raba shi zuwa takamaiman lambobi (C13 zuwa C16). Wannan shine tsayin zango guda ɗaya da idon mutum ya gani kuma yana da mahimmanci ga daidaiton launi.
• Faɗin Bakan Haske (Δλ):Yawanci 20 nm. Wannan yana ayyana yaduwar bakan haske a kusa da matsakaicin tsayin zango.
• Ƙarfin Lantarki na Gaba (VF):Ya bambanta daga 1.75V zuwa 2.35V a 20mA, an raba shi zuwa lambobi (0, 1, 2). Wannan ma'auni yana da mahimmanci don ƙirar resistor mai iyakancewa a cikin da'irar tuƙi.
• Ƙarfin Lantarki na Baya (IR):Matsakaicin 10 μA lokacin da aka yi amfani da ƙarfin lantarki na baya na 5V. Takardar bayani ta bayyana cewa ba a ƙera na'urar don aikin baya ba.

Muhimman Bayanai:Takardar bayani ta ƙayyade iyakoki don mahimman ma'auni: Ƙarfin Haske (±11%), Babban Tsawon Zango (±1nm), da Ƙarfin Lantarki na Gaba (±0.1V). Waɗannan iyakokin suna aiki a cikin kowane kwandon kuma suna da mahimmanci don lissafin gefen ƙira.

3. Bayanin Tsarin Rarrabuwa

Don tabbatar da daidaito a cikin samarwa mai yawa, ana rarraba LED zuwa kwandon bisa ga aikin da aka auna. Wannan yana ba masu ƙira damar zaɓar sassa waɗanda suka cika takamaiman buƙatun aikace-aikace don haske, launi, da ƙarfin lantarki.

3.1 Rarrabuwar Ƙarfin Haske

Ana ayyana kwandon ta hanyar mafi ƙanƙanta da matsakaicin ƙimar ƙarfin haske a IF=20mA.

• Kwandon M:18.00 mcd (Mafi ƙanƙanta) zuwa 28.50 mcd (Mafi girma)
• Kwandon N:28.50 mcd (Mafi ƙanƙanta) zuwa 45.00 mcd (Mafi girma)
• Kwandon P:45.00 mcd (Mafi ƙanƙanta) zuwa 72.00 mcd (Mafi girma)

Zaɓar kwandon mafi girma (misali, P) yana tabbatar da mafi girman haske amma yana iya zuwa da farashi mai tsada.

3.2 Rarrabuwar Tsawon Zango Mai Girma

Wannan rarrabuwa yana tabbatar da daidaiton launi. Ana rarraba babban tsayin zango zuwa matakan 2nm.

• Kwandon C13:563.50 nm zuwa 565.50 nm
• Kwandon C14:565.50 nm zuwa 567.50 nm
• Kwandon C15:567.50 nm zuwa 569.50 nm
• Kwandon C16:569.50 nm zuwa 571.50 nm

Don aikace-aikacen da takamaiman inuwar kore ke da mahimmanci, ƙayyadaddun kwandon tsayin zango mai ƙarfi yana da mahimmanci.

3.3 Rarrabuwar Ƙarfin Lantarki na Gaba

Rarrabuwar ƙarfin lantarki yana taimakawa wajen ƙirar da'irori masu tsinkaya da inganci, musamman lokacin da aka haɗa LED da yawa a jere.

• Kwandon 0:1.75V zuwa 1.95V
• Kwandon 1:1.95V zuwa 2.15V
• Kwandon 2:2.15V zuwa 2.35V

Yin amfani da LED daga kwandon ƙarfin lantarki ɗaya yana rage rashin daidaiton ƙarfin lantarki a cikin tsararrun layi daya.

4. Bincike akan Lankwasa Ayyuka

Takardar bayani tana nuni zuwa lankwasan halayen lantarki da haske na al'ada. Duk da yake ba a cikakken bayyana takamaiman zane-zane a cikin rubutun da aka bayar ba, lankwasan daidaitattun na irin waɗannan LED ɗin galibi sun haɗa da:

• Dangantakar Ƙarfin Haske da Ƙarfin Lantarki na Gaba (Lankwasa I-V):Yana nuna yadda fitowar haske ke ƙaruwa tare da ƙarfin lantarki, yawanci a cikin yanayin ƙasa da layi a manyan ƙarfin lantarki saboda tasirin zafi.
• Dangantakar Ƙarfin Lantarki na Gaba da Ƙarfin Lantarki na Gaba:Yana nuna alaƙar ma'auni, mai mahimmanci don sarrafa zafi da ƙirar tuƙi.
• Dangantakar Ƙarfin Haske da Yanayin Zafi na Muhalli:Yana nuna raguwar fitowar haske yayin da yanayin haɗin gwiwa ya ƙaru. LED na AlGaInP gabaɗaya suna fuskantar raguwa mai mahimmanci a cikin fitarwa tare da hawan zafi.
• Rarraba Bakan Haske:Zane na dangantakar ƙarfi da tsayin zango, yana nuna kololuwa a ~568nm da faɗin ~20nm.
• Tsarin Kusurwar Dubawa:Zane mai nuni da rarraba ƙarfin haske na kusurwa, yana tabbatar da kusurwar dubawa na digiri 140.

Waɗannan lankwasan suna da mahimmanci don hasashen aikin ainihin duniya a ƙarƙashin yanayin da ba na daidaitattun ba (ƙarfin lantarki daban-daban, yanayin zafi).

5. Bayanin Injiniya da Kunshin

5.1 Girman Kunshin

LED SMD 17-21 yana da ƙaramin kunshin rectangular. Muhimman girma (a cikin mm, iyaka ±0.1mm sai an ƙayyade) sun haɗa da:

• Tsawon Gabaɗaya: 2.0 mm
• Faɗin Gabaɗaya: 1.25 mm
• Tsayin Gabaɗaya: 0.8 mm
• An ƙayyade girman jagora (tasha) da tazara don ƙirar ɗigon PCB.

Ana nuna alamar cathode a fili akan kunshin don daidaitaccen alkiblar polarity yayin haɗawa. Ya kamata tsarin ƙasa na PCB da aka ba da shawarar (ƙirar ɗigo) ya bi waɗannan girma don tabbatar da ingantaccen gudanarwa da kwanciyar hankali na injiniya.

5.2 Rili, Tef, da Kunshin

Ana samar da na'urar a cikin kunshin mai hankali ga danshi (MSD), Mataki na 3 bisa ga ƙa'idodin IPC/JEDEC.

• Tef ɗin Mai ɗaukar Kaya:Faɗin 8mm, tare da aljihunan da ke riƙe da LED. An ba da girma don tef, aljihu, da tef ɗin rufi don tabbatar da dacewa da masu ciyarwa.
• Rili:Rili mai diamita 7-inch. An ƙayyade girman rili (diamita na cibiya, diamita na gefe, faɗi) don kayan aikin sarrafa kai ta atomatik.
• Adadin Kunshin:Guda 3000 a kowane rili.
• Jakar Kariya daga Danshi:An rufe rili a cikin jakar laminar na aluminum tare da katin nuna danshi da busassun abu don kare LED daga danshin muhalli yayin ajiya da sufuri.

Bayanin Lakabi:Lakabin rili yana ɗauke da mahimman bayanai don gano asali da daidaitaccen aikace-aikace: Lambar Samfurin Abokin Ciniki (CPN), Lambar Sashen Masana'anta (P/N), Yawa (QTY), da takamaiman Lambobin Kwandon don Ƙarfin Haske (CAT), Babban Tsawon Zango/Launi (HUE), da Ƙarfin Lantarki na Gaba (REF), tare da Lambar Rukuni (LOT No).

6. Jagororin Gudanarwa da Haɗawa

Ingantaccen gudanarwa da gudanarwa suna da mahimmanci ga amincin.

6.1 Ajiya da Gudanarwa

• Kada a buɗe jakar kariya daga danshi har sai an shirya don amfani.
• Bayan buɗewa, dole ne a adana LED da ba a yi amfani da su ba a ≤30°C da ≤60% Danshi Dangi (RH).
• "Rayuwar bene" bayan buɗe jakar shine sa'o'i 168 (kwanaki 7). Idan an wuce, ko kuma idan mai nuna busassun abu ya nuna kunnawa, dole ne a gasa LED a 60°C ±5°C na tsawon awanni 24 kafin amfani don cire danshin da aka sha da hana "fasar wake" yayin reflow.

6.2 Tsarin Gudanar da Solder Reflow

An ƙayyade tsarin reflow mara gubar (Pb-free):

• Shirye-shiryen Zafi:Hawa daga muhalli zuwa 150-200°C sama da dakika 60-120.
• Jiƙa/Shirye-shiryen Zafi:Kiyaye tsakanin 150-200°C.
• Lokacin Ruwa:Lokacin da ya wuce 217°C ya kamata ya zama dakika 60-150.
• Matsakaicin Zafi:Matsakaicin 260°C.
• Lokaci a Kololuwa:Bai kamata ya wuce dakika 10 a 260°C ba.
• Ƙimar Hawa:Matsakaicin 6°C/daƙiƙa.
• Ƙimar Sauka:Matsakaicin 3°C/daƙiƙa.
• Doka Mai Muhimmanci:Bai kamata a yi gudanar da solder reflow fiye da sau biyu akan LED ɗaya ba.

6.3 Gudanar da Solder da Hannu da Gyara

• Yi amfani da ƙarfen gudanarwa tare da zafin ƙarshen <350°C da wutar lantarki <25W.
• Iyakance lokacin gudanarwa a kowane tasha zuwa ≤3 daƙiƙa.
• Ba da tazarar sanyaya na ≥2 daƙiƙa tsakanin tashoshin gudanarwa.
• Kauce wa matsin lamba na injiniya akan jikin LED yayin dumama.
• Ana ƙin gyara bayan gudanarwa sosai. Idan ba za a iya kaucewa ba, dole ne a yi amfani da ƙarfen gudanarwa na musamman mai kai biyu don dumama tashoshi biyu lokaci ɗaya, kuma dole ne a tabbatar da tasirin akan halayen LED.
• Kada a karkatar da PCB bayan gudanarwa.

7. Shawarwari na Aikace-aikace da Abubuwan Ɗauka a Zaman Ɗaki

7.1 Yanayin Aikace-aikace na Al'ada

• Hasken Baya:Mai dacewa don hasken baya na alamomi, maɓalli, da ƙananan wurare akan dashboards, allunan sarrafawa, da na'urorin lantarki na masu amfani.
• Masu Nuna Matsayi:Cikakke don wutar lantarki, haɗin kai, da masu nuna matsayin aiki a cikin kayan aikin sadarwa (wayoyi, faks), na'urorin haɗin gwiwar kwamfuta, da sarrafa masana'antu.
• Nuni na Gabaɗaya:Duk wani aikace-aikacen da ke buƙatar ƙaramin tushen haske mai haske, mai aminci, kore.

7.2 Abubuwan Ɗauka a Zaman Ɗaki

• Iyakance Ƙarfin Lantarki:Wani resistor na waje mai iyakancewa ƙarfin lantarkiwajibi ne. Ƙarfin lantarki na gaba yana da ma'auni mara kyau na zafin jiki, ma'ana yana raguwa yayin da zafin jiki ya tashi. Ba tare da resistor ba, ƙaramin ƙaruwa a cikin ƙarfin lantarki na iya haifar da babban ƙaruwa a cikin ƙarfin lantarki (guduwar zafi). Ana ƙididdige ƙimar resistor ta amfani da R = (Vsupply - VF) / IF.
• Gudanar da Zafi:Duk da yake kunshin yana da ƙanƙanta, dole ne a yi la'akari da rushewar wutar lantarki (har zuwa 60mW), musamman a cikin manyan yanayin zafi na muhalli ko wuraren da aka rufe. Isasshen yankin tagulla na PCB a kusa da ɗigogi na iya zama mai sanyaya zafi.
• Kariya daga ESD:Aiwatar da daidaitattun sarrafawa na ESD a yankin haɗawa. Duk da yake an ƙididdige shi don 2000V HBM, ƙarin diode na kariya a kan PCB na iya zama dole a cikin yanayin haɗari mai girma.
• Ƙirar Haske:Faɗin kusurwar dubawa na digiri 140 yana ba da kyakkyawan ganin gefen axis. Don haske mai mai da hankali, ana iya buƙatar ruwan tabarau na waje ko jagororin haske.

8. Ƙuntatawa na Aikace-aikace da Bayanin Amincewa

Takardar bayani ta haɗa da muhimmiyar bayanin keɓancewa. Wannan daidaitaccen LED na kasuwanciba a cancanta ko ba a ba da shawarar amfani da shi a cikin aikace-aikacen da suka fi aminci ko masu mahimmanci na aminci baba tare da tuntuɓar farko da takamaiman cancanta ba. Wannan a fili ya haɗa da:

• Tsarin Soja da Sararin Samaniya
• Tsarin Aminci da Tsaro na Motoci (misali, masu nuna jakar iska, fitilun birki)
• Kayan Taimakon Rayuwa ko Bincike na Likita

Ƙayyadaddun bayanai yana tabbatar da aiki kawai a cikin iyakokin da aka bayyana kuma a matsayin ɓangare na mutum ɗaya. Mai ƙira yana da alhakin tabbatar da cewa ba a yi amfani da samfurin fiye da waɗannan ƙayyadaddun bayanai ba kuma ya dace da tsawon rayuwar aikace-aikacen da aka yi niyya da yanayin muhalli.

9. Kwatancen Fasaha da Bambance-bambance

Kunshin 17-21 yana ba da daidaito tsakanin girman da aiki. Idan aka kwatanta da manyan LED masu jagora (misali, 3mm ko 5mm), yana ba da ceton sarari mai mahimmanci da mafi dacewa don haɗawa ta atomatik. Idan aka kwatanta da ƙananan ƙananan kunshin (CSP), 17-21 yana ba da sauƙin gudanarwa, daidaitattun hanyoyin gudanarwa, da kuma mafi kyawun sanyaya zafi saboda kunshinsa da aka yi da ƙarfe. Yin amfani da fasahar AlGaInP don kore yana ba da inganci mafi girma da mafi kyawun jikewa na launi idan aka kwatanta da tsofaffin fasahohi kamar GaP, musamman a cikin bakan kore.

10. Tambayoyin da ake yawan yi (FAQ)

Q: Wane ƙimar resistor ya kamata in yi amfani da shi don wadata 5V?

A: Yin amfani da matsakaicin VF (2.35V) don gefen aminci a IF=20mA: R = (5V - 2.35V) / 0.020A = 132.5 Ohms. Daidaitaccen resistor na 130 ko 150 Ohm zai dace. Koyaushe tabbatar da ƙarfin lantarki tare da ainihin VF na kwandon LED ɗin ku.

Q: Zan iya tuƙi wannan LED a 30mA don ƙarin haske?

A: A'a. Matsakaicin Matsayin Ma'auni don ci gaba da ƙarfin lantarki na gaba (IF) shine 25mA. Yin aiki a 30mA ya wuce wannan ma'auni, wanda zai rage amincin da tsawon rayuwa, kuma yana iya haifar da gazawa nan da nan.

Q: An buɗe jakata kwanaki 10 da suka wuce. Zan iya ci gaba da amfani da LED?

A: Da farko, duba katin mai nuna danshi. Idan ya nuna bayyanawa (misali, canjin launi), dole ne ku gasa LED a 60°C na tsawon awanni 24 kafin amfani don fitar da danshi da hana lalata haɗin gudanarwa yayin reflow.

Q: Ta yaya zan fassara lambobin kwandon akan lakabi?

A: Lakabin yana nuna CAT (Kwandon Ƙarfin Haske, misali, N), HUE (Kwandon Tsawon Zango, misali, C14), da REF (Kwandon Ƙarfin Lantarki, misali, 1). Wannan yana gaya muku takamaiman kewayon aikin LED akan wannan rili.

Q: Me ya sa ma'aunin ƙarfin lantarki na baya kawai 5V?

A> Ba a ƙera LED don yin aiki a cikin karkatar da baya ba. Ma'aunin 5V shine ƙarfin lantarki don kariya daga haɗin baya na bazata yayin gwaji ko haɗawa. Don kariyar da'ira daga ƙarfin lantarki na baya na wucin gadi, ana ba da shawarar diode na waje a layi daya (cathode zuwa anode).