Takardar Bayani na Fasaha na SMD LED 17-215/R6C-AQ1R2B/3T - Ja Mai Haske - 20mA - 2.35V Matsakaici - Takardar Fasaha ta Turanci

1. Bayyani Game da Samfur

Na'urar 17-215 ita ce LED mai hawa a saman (SMD) wanda aka ƙera don aikace-aikacen nuni na gabaɗaya da hasken baya. Tana amfani da guntu na AIGaInP (Aluminum Gallium Indium Phosphide) don samar da fitowar haske mai launin ja mai haske. Wannan ɓangaren yana da halayen ƙaramin girmansa, wanda ke sauƙaƙa ƙaramin tattarawa a kan allunan da'ira (PCBs) kuma yana ba da damar ƙirar ƙananan kayan aiki na ƙarshe. Ana ba da na'urar a kan tef ɗin milimita 8 da aka ɗora akan reels masu diamita inci 7, wanda ya sa ya dace daidai da daidaitattun kayan aikin haɗawa ta atomatik.

1.1 Fasali na Asali da Daidaito

LED ɗin yana ba da fasali masu mahimmanci da yawa waɗanda suka dace da ƙa'idodin masana'antu na zamani da na muhalli. Ya dace da hanyoyin siyar da guduro na infrared da na lokaci, waɗanda suka zama ruwan dare a cikin haɗa kayan lantarki masu yawa. An gina samfurin ta amfani da kayan da ba su da gubar (Pb-free) kuma an ƙera shi don ci gaba da bin umarnin RoHS (Ƙuntata Abubuwa Masu Haɗari). Haka nan yana bin ƙa'idodin EU REACH kuma ya cika buƙatun marasa halogen, tare da abun ciki na Bromine (Br) da Chlorine (Cl) kowanne ƙasa da 900 ppm kuma jimlar su ƙasa da 1500 ppm.

1.2 Aikace-aikacen Manufa

Yankunan aikace-aikace na farko na wannan LED sun haɗa da hasken baya na allunan kayan aiki, maɓalli, da alamomi. Hakanan ya dace don amfani a cikin na'urorin sadarwa kamar wayoyi da na'urorin faks don nuna matsayi da hasken baya na maɓalli. Bugu da ƙari, ana iya amfani da shi don hasken baya mai lebur a cikin LCDs da kuma aikace-aikacen nuni na gabaɗaya inda ake buƙatar ƙaramin tushen haske mai launin ja mai dogaro.

2. Ƙayyadaddun Fasaha da Fassarar Manufa

Wannan sashe yana ba da cikakken bincike na haƙiƙa game da iyakokin lantarki, na gani, da na zafi na na'urar kamar yadda aka ayyana a cikin takardar bayani. Fahimtar waɗannan iyakoki yana da mahimmanci don ƙirar da'ira mai dogaro.

2.1 Matsakaicin Iyakokin Ƙima

Matsakaicin Iyakokin Ƙima suna ayyana iyakokin damuwa waɗanda sama da su lalacewa na dindindin na iya faruwa ga na'urar. Waɗannan ba sharuɗɗan aiki na yau da kullun ba ne.

• Ƙarfin Wutar Juyawa (VR):5 V. Wuce gona da iri wannan ƙarfin a cikin juyawar baya na iya haifar da rushewar haɗin gwiwa.
• Matsakaicin Halin Gaba (IF):25 mA. Matsakaicin halin DC wanda za'a iya amfani da shi akai-akai.
• Matsakaicin Halin Gaba (IFP):60 mA. Wannan yana halatta ne kawai a ƙarƙashin yanayin bugun jini tare da aikin aiki na 1/10 a 1 kHz. Yana ba da damar ɗan gajeren lokaci na haske mafi girma.
• Rushewar Wutar Lantarki (Pd):60 mW. Matsakaicin wutar lantarki da fakitin zai iya watsawa, wanda aka lissafta azaman Ƙarfin Wutar Gaba (VF) * Halin Gaba (IF).
• Fitowar Wutar Lantarki (ESD):2000 V (Samfurin Jikin Mutum). Wannan ƙimar tana nuna matsakaicin matakin hankali na ESD; ana buƙatar hanyoyin sarrafawa daidai.
• Zafin Aiki (Topr):-40°C zuwa +85°C. Kewayon yanayin zafi wanda aka ƙayyade na'urar don yin aiki a kai.
• Zafin Ajiya (Tstg):-40°C zuwa +90°C.
• Zafin Siyarwa:Na'urar na iya jure siyar da guduro tare da matsakaicin zafin jiki na 260°C har zuwa dakika 10, ko siyar da hannu a 350°C har zuwa dakika 3 a kowace tasha.

2.2 Halayen Lantarki da Na Gani

An ƙayyade Halayen Lantarki da Na Gani a zafin haɗin gwiwa (Tj) na 25°C da halin gaba (IF) na 20 mA, wanda shine daidaitaccen yanayin gwaji.

• Ƙarfin Hasken (Iv):Ya bambanta daga mafi ƙarancin 72.00 mcd zuwa matsakaicin 180.00 mcd, tare da ƙimar al'ada da aka bayar. Ainihin ƙarfin da aka bayar yana ƙarƙashin ƙimar ±11% kuma an ƙara rarraba shi zuwa kwandon shara (duba Sashe na 3).
• Kusurwar Dubawa (2θ1/2):Digiri 130 (al'ada). Wannan faɗin kusurwar dubawa ya sa LED ɗin ya dace da aikace-aikace inda ganin daga kusurwoyi masu nisa ke da mahimmanci.
• Matsakaicin Tsawon Tsawon (λp):632 nm (al'ada). Tsawon tsawon lokacin da ƙarfin fitowar gani ya fi girma.
• Matsakaicin Tsawon Tsawon (λd):Ya bambanta daga 617.50 nm zuwa 633.50 nm, tare da ƙimar ±1 nm. Wannan shine tsawon tsawon guda ɗaya wanda idon ɗan adam ya gane, yana ayyana launi.
• Faɗin Tsarin Tsawon Tsawon (Δλ):20 nm (al'ada). Faɗin tsarin da aka fitar a rabin matsakaicin ƙarfi (FWHM).
• Ƙarfin Wutar Gaba (VF):Ya bambanta daga 1.75 V zuwa 2.35 V a 20 mA, tare da ƙimar ±0.1 V. Wannan siga yana da mahimmanci don ƙididdige ƙimar resistor mai iyakancewa.
• Halin Juyawa (IR):Matsakaicin 10 μA a ƙarfin juyawa (VR) na 5 V.

3. Bayanin Tsarin Rarrabawa

Don tabbatar da daidaito a cikin samarwa, ana rarraba LEDs zuwa kwandon shara na aiki bisa ga ma'auni masu mahimmanci. Na'urar 17-215 tana amfani da tsarin rarrabawa mai lamba uku (misali, /R6C a cikin lambar sashi).

3.1 Rarrabawar Ƙarfin Hasken

An rarraba ƙarfin haske zuwa kwandon shara huɗu: Q1, Q2, R1, da R2. Kowace kwandon shara tana ayyana takamaiman kewayon ƙimar mafi ƙanƙanta da mafi girma da aka auna a millicandelas (mcd) a IF=20mA. Misali, kwandon shara Q1 ya ƙunshi 72.00-90.00 mcd, yayin da kwandon shara R2 ya ƙunshi 140.00-180.00 mcd. Wannan yana ba masu ƙira damar zaɓar LED tare da tabbataccen matakin haske don aikace-aikacensu.

3.2 Rarrabawar Matsakaicin Tsawon Tsawon

An rarraba launi (matsakaicin tsawon tsawon) zuwa ƙungiyoyi huɗu: E4, E5, E6, da E7. Kowace kwandon shara tana ɗaukar kewayon 4 nm, daga E4 (617.50-621.50 nm) zuwa E7 (629.50-633.50 nm). Wannan ƙaƙƙarfan sarrafawa yana tabbatar da daidaiton inuwar ja a cikin rukunin samarwa.

3.3 Rarrabawar Ƙarfin Wutar Gaba

An rarraba ƙarfin wutar gaba zuwa ƙungiyoyi uku: 0, 1, da 2. Kwandon shara 0 ya ƙunshi 1.75-1.95 V, Kwandon shara 1 ya ƙunshi 1.95-2.15 V, kuma Kwandon shara 2 ya ƙunshi 2.15-2.35 V, duk an auna su a IF=20mA. Sanin kwandon shara na VF na iya taimakawa wajen ƙirar da'irori masu tuƙi mafi daidaito da kuma hasashen amfani da wutar lantarki.

4. Bayanin Injiniya da Fakitin

Na'urar 17-215 ita ce daidaitaccen fakitin \"SMD B\". Takardar bayani ta haɗa da cikakkiyar zane mai girma. Fasalin injiniya masu mahimmanci sun haɗa da tsayin gabaɗaya, faɗi, da tsayi, da kuma tsarin kafet ɗin da alamar polarity. Ana nuna cathode ta hanyar alamar kore ko tsaga a kan fakitin. Duk girmansu suna da daidaitaccen ƙimar ±0.1 mm sai dai idan an lura da haka. Ƙaramin sawun ƙafa shine fa'ida ta farko, yana ba da damar shimfidar PCB mai yawa.

5. Jagororin Siyarwa da Haɗawa

Sarrafawa da siyarwa daidai suna da mahimmanci don dogaro.

5.1 Ajiya da Hankalin Danshi

Ana tattara LEDs a cikin jakar da ba ta shiga danshi tare da desiccant. Kada a buɗe jakar har sai an shirya ɓangarorin don amfani. Kafin buɗewa, yanayin ajiya ya kamata ya zama 30°C ko ƙasa da haka da 90% RH ko ƙasa da haka. Bayan buɗewa, ɓangarorin suna da \"rayuwar bene\" na shekara 1 idan an adana su a 30°C/60% RH ko ƙasa da haka. Idan lokacin ajiya ya wuce ko desiccant ya nuna shan danshi, ana ba da shawarar maganin gasa na 60 ±5°C na awanni 24 kafin siyar da guduro.

5.2 Bayanin Siyar Guduro

An ƙayyade bayanin siyar guduro mara gubar. Ma'auni masu mahimmanci sun haɗa da: matakin dumama tsakanin 150-200°C na dakika 60-120; lokaci sama da ruwa (217°C) na dakika 60-150; matsakaicin zafin jiki bai wuce 260°C ba har zuwa dakika 10; kuma matsakaicin ƙimar haɓakawa da sanyaya na 6°C/sec da 3°C/sec, bi da bi. Kada a yi siyar da guduro fiye da sau biyu. Ya kamata a guji damuwa a jikin LED yayin dumama, kuma kada PCB ya karkace bayan siyarwa.

5.3 Siyar Hannu da Gyara

Idan siyar da hannu ya zama dole, zafin ƙarshen guntun ƙarfe na siyarwa ya kamata ya kasance ƙasa da 350°C, ana amfani da shi ba fiye da dakika 3 a kowace tasha ba, ta amfani da guntun ƙarfe mai ƙarfin 25W ko ƙasa da haka. Ya kamata a kiyaye tazarar sanyaya aƙalla dakika 2 tsakanin tashoshi. An ƙarfafa hana gyara bayan siyarwa ta farko. Idan ba za a iya gujewa ba, ya kamata a yi amfani da guntun ƙarfe mai kai biyu don dumama tashoshi biyu lokaci guda kuma a hana damuwa na injiniya akan haɗin guntun ƙarfe da fakitin LED.

6. Bayanin Tattarawa da Oda

Ana ba da samfurin a cikin tef ɗin mai ɗaukar kaya akan reels inci 7. Kowace reel tana ɗauke da guda 3000. Tattarawar ta haɗa da tambari waɗanda ke ƙayyade bayanai masu mahimmanci: Lambar Samfurin Abokin Ciniki (CPN), Lambar Samfur (P/N), Adadin Tattarawa (QTY), Matsayin Ƙarfin Hasken (CAT), Matsayin Launi/Matsakaicin Tsawon Tsawon (HUE), Matsayin Ƙarfin Wutar Gaba (REF), da Lambar Rukuni (LOT No). Wannan tsarin tambarin yana tabbatar da bin diddigin kayan da kuma gano sashi daidai.

7. La'akari da Ƙirar Aikace-aikace

7.1 Iyakancewa da Kariyar Da'ira

LEDs na'urori ne masu tuƙi na halin yanzu. Resistor na iyakancewa na jerin ya zama dole don hana lalacewa. Ko da ƙaramin ƙaruwa a cikin ƙarfin wutar gaba na iya haifar da babban ƙaruwa a cikin halin yanzu, wanda zai iya lalata. Ana iya ƙididdige ƙimar resistor (R) ta amfani da Dokar Ohm: R = (Vsupply - VF) / IF, inda VF shine ƙarfin wutar gaba daga takardar bayani (ta amfani da matsakaicin ƙima don ƙira mai tsauri) kuma IF shine halin gaba da ake so (ba zai wuce 25 mA DC ba).

7.2 Gudanar da Zafi

Duk da cewa wannan ƙaramin na'ura ne mai ƙaramin ƙarfi, yin aiki a ko kusa da matsakaicin halin gaba zai haifar da zafi. Rushewar wutar lantarki (Pd = VF * IF) bai kamata ya wuce 60 mW ba. Isasshen yanki na tagulla na PCB a kusa da kafet ɗin zafi na iya taimakawa wajen watsa zafi da kuma kiyaye ƙananan yanayin zafi na haɗin gwiwa, wanda yake da amfani ga dogon lokaci na dogaro da kwanciyar hankali na fitowar haske.

7.3 Ƙuntataccen Aikace-aikace

An ƙera wannan samfurin don aikace-aikacen kasuwanci da masana'antu na gabaɗaya. Ba a ƙayyade shi ko kuma a ba da garantin amfani da shi a cikin aikace-aikace masu dogaro kamar soja/jirgin sama, tsarin aminci/tsaro na mota (misali, jakunkuna na iska, birki), ko kayan aikin likita masu mahimmanci ga rayuwa. Don irin waɗannan aikace-aikace, ana buƙatar ɓangarori tare da ƙayyadaddun bayanai daban-daban da matakan cancanta.

8. Kwatancen Fasaha da Bambance-bambance

SMD LED 17-215, bisa fasahar AIGaInP, yana ba da fa'idodi don fitar da ja. Idan aka kwatanta da tsofaffin fasahohi kamar GaAsP, LEDs na AIGaInP yawanci suna ba da ingantaccen ingantaccen haske, wanda ke haifar da fitarwa mai haske don irin wannan halin tuƙi, da kuma mafi kyawun tsabtar launi (ja mai cikakken cikawa). Fakitin SMD yana ba da fa'idodi masu mahimmanci akan LEDs na rami: ƙaramin sawun ƙafa, dacewa da haɗawa ta atomatik, da kuma mafi kyawun dogaro saboda rashin haɗin waya wanda zai iya kasawa ƙarƙashin girgiza. Faɗin kusurwar dubawa na digiri 130 shine babban abin banbancewa daga LEDs masu ƙunƙuntaccen kusurwa, yana mai da shi cikakkiyar zaɓi don alamun panel waɗanda ake buƙatar ganin su daga kusurwoyi daban-daban.

9. Tambayoyin da ake yawan yi (Bisa Ma'auni na Fasaha)

Q: Wane resistor nake buƙata don wadatarwar 5V?

A: Ta amfani da matsakaicin VF na 2.35V da manufar IF na 20mA: R = (5V - 2.35V) / 0.020A = 132.5 Ohms. Daidaitaccen resistor na 130 ko 150 Ohm zai dace. Koyaushe a tabbatar da ainihin halin yanzu a cikin da'irar ku.

Q: Zan iya tuƙa wannan LED da wadatarwar 3.3V?

A: A'a. Ta amfani da irin wannan lissafi tare da VF na al'ada na ~2.0V: R = (3.3V - 2.0V) / 0.020A = 65 Ohms. Resistor na 68 Ohm shine ƙimar gama gari. Tabbatar cewa wadatarwar na iya samar da halin da ake buƙata.

Q: Me ya sa akwai tsarin rarrabawa?

A: Bambance-bambancen masana'antu suna haifar da ɗan bambanci a cikin aiki. Rarrabawa yana rarraba LEDs zuwa ƙungiyoyi tare da ma'auni masu ƙaƙƙarfan sarrafawa (haske, launi, ƙarfin wutar lantarki), yana ba masu ƙira damar cimma sakamako iri ɗaya a cikin samfuran su ta hanyar ƙayyade lambobin kwandon shara da ake buƙata.

Q: Ta yaya zan gano cathode?

A> Ana yiwa cathode alama yawanci. Duba zanen girman fakitin a cikin takardar bayani, wanda ke nuna alamar kore ko tsaga a gefe ɗaya na jikin ɓangaren. Daidaitaccen polarity yana da mahimmanci don aiki.

10. Nazarin Ƙira da Amfani

Yanayi: Ƙirar allon nuna matsayi don na'urar hanyar sadarwa.Allon yana buƙatar LEDs masu yawa masu launin ja mai haske \"Wutar Lantarki\" da \"Aiki\" waɗanda ake iya gani daga gaba da gefuna. Na'urar 17-215 zaɓi ne mai kyau saboda faɗin kusurwar dubawa na digiri 130. Mai zane ya zaɓi kwandon shara na ƙarfin haske R1 (112-140 mcd) da kuma kwandon shara na matsakaicin tsawon tsawon E6 (625.5-629.5 nm) don tabbatar da daidaito, isasshen haske, da kuma daidaitaccen launi a duk alamomin. Shimfidar PCB tana sanya LEDs tare da isasshen tazara kuma tana amfani da ƙididdigar resistor mai iyakancewa ga kowanne, wanda aka haɗa zuwa filin GPIO na microcontroller na 3.3V. Fakitin SMD yana ba da damar ƙirar panel mai ƙarami, ƙaramin siffa. Ana haɗa ɓangarorin ta amfani da ƙayyadaddun bayanin siyar guduro, kuma ana buɗe jakunkunan masu hankalin danshi kafin a fara samarwa don hana lahani na siyarwa masu alaƙa da danshi.

11. Ka'idar Aiki

Fitowar haske a cikin wannan LED yana dogara ne akan electroluminescence a cikin haɗin gwiwar p-n na semiconductor da aka yi da kayan AIGaInP. Lokacin da aka yi amfani da ƙarfin wutar gaba wanda ya wuce yuwuwar gina haɗin gwiwa, electrons daga yankin n-type da ramuka daga yankin p-type ana shigar da su cikin yankin aiki. Lokacin da waɗannan masu ɗaukar caji suka sake haɗuwa, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke cikin gawa na AIGaInP yana ƙayyade makamashin bandgap, wanda kai tsaye yana ayyana tsawon tsawon (launi) na hasken da aka fitar—a wannan yanayin, a cikin tsarin haske na ja kusa da 632 nm. Ruwan tabarau na epoxy yana rufe guntu ɗin, yana ba da kariya ta injiniya, kuma yana siffata fitarwar hasken.

12. Trends na Fasaha da Mahallin

SMD LEDs kamar 17-215 suna wakiltar fasaha mai girma kuma an karɓe su sosai. Trends na masana'antu yana ci gaba zuwa ga ingantaccen inganci (lumens mafi yawa a kowace watt), wanda ke ba da damar ko dai fitarwa mai haske a irin wannan halin yanzu ko ƙarancin amfani da wutar lantarki don irin wannan haske. Hakanan akwai yunƙuri zuwa ga ƙananan ƙira, tare da ƙananan ƙananan sawun ƙafa na fakitin ya zama ruwan dare. Bugu da ƙari, ci gaban fasahar phosphor da ƙirar guntu suna faɗaɗa gamut ɗin launi da inganta bayyana launi don fararen LEDs, ko da yake ga monochromatic red LEDs, AIGaInP ya kasance babban fasahar inganci mai inganci. Ƙarfafa daidaitawar muhalli (RoHS, REACH, Marasa Halogen) wani muhimmin al'amari ne na dindindin kuma mai mahimmanci na ƙayyadaddun ɓangarori da samarwa.