Takardar Bayani na Fasaha na SMD LED 19-213 Mai Launin Ja-Orange - Girman Kunshin - Ƙarfin Wutar Gaba 2.0V - Ragewar Wutar Lantarki 60mW

1. Bayyani Game da Samfurin

19-213 SMD LED ne wanda aka ƙera don aikace-aikace masu ƙarfi da ƙanƙanta. Yana amfani da kayan semiconductor na AlGaInP don fitar da haske mai launin ja-orange. Girman sa mai ƙanƙanta da ginin sa mai sauƙi sun sa ya zama mai dacewa don ƙirar lantarki na zamani inda sarari ke da matuƙar muhimmanci.

1.1 Fa'idodi na Asali

Babban fa'idodin wannan ɓangaren sun haɗa da ƙaramin ƙafar sa idan aka kwatanta da LED irin na gubar, wanda ke ba da damar rage girman allon da kuma ƙara yawan tattarawa. An kunna shi akan kaset mai nisan milimita 8 akan reel mai diamita inci 7 don dacewa da na'urorin saka ta atomatik. Na'urar ba ta da gubar, tana bin ka'idojin RoHS, tana bin ƙa'idodin EU REACH, kuma tana cika ƙa'idodin marasa halogen (Br <900 ppm, Cl <900 ppm, Br+Cl < 1500 ppm).

1.2 Ayyukan Da Ake Nufi

Aikace-aikacen yau da kullun sun haɗa da hasken baya na dashbodi da maɓalli, nuni da hasken baya a cikin na'urorin sadarwa kamar wayoyi da na'urorin faks, hasken baya mai lebur na LCDs, maɓalli, da alamomi, da kuma amfani da nuni na gabaɗaya.

2. Bincike Mai Zurfi na Ma'auni na Fasaha

2.1 Ƙididdiga Mafi Girma Na Gabaɗaya

Waɗannan ƙididdiga suna bayyana iyakokin da za su iya haifar da lalacewa ta dindindin ga na'urar. An ƙayyade su a yanayin zafin yanayi (Ta) na 25°C.

• Ƙarfin Wutar Koma Baya (VR):5 V. Wuce wannan ƙarfin lantarki a cikin koma baya na iya haifar da rushewar haɗin gwiwa.
• Ƙarfin Wutar Gaba (IF):25 mA. Matsakaicin ƙarfin lantarki na DC da ake ba da izini ta hanyar LED.
• Ƙarfin Wutar Gaba Mafi Girma (IFP):60 mA. Wannan shine matsakaicin ƙarfin lantarki mai bugun jini, wanda aka ƙayyade a cikin zagayowar aiki na 1/10 da mitar 1 kHz. Kada a yi amfani da shi don aiki na ci gaba.
• Ragewar Wutar Lantarki (Pd):60 mW. Matsakaicin wutar lantarki da kunshin zai iya ɓarna ba tare da wuce iyakokin zafinsa ba.
• Zubar da Wutar Lantarki (ESD) Tsarin Jikin Mutum (HBM):2000 V. Wannan yana nuna hankalin na'urar ga wutar lantarki; ana buƙatar matakan kula da ESD da suka dace.
• Yanayin Zafin Aiki (Topr):-40°C zuwa +85°C. Matsakaicin yanayin zafin yanayi wanda aka tabbatar cewa na'urar za ta yi aiki a cikinsa.
• Yanayin Zafin Ajiya (Tstg):-40°C zuwa +90°C.
• Yanayin Zafin Solder (Tsol):Solder Reflow: 260°C mafi girma na daƙiƙa 10 kawai. Solder da Hannu: 350°C na daƙiƙa 3 kawai a kowane tashar.

2.2 Halayen Lantarki da Hasken

Waɗannan ma'auni suna bayyana fitowar haske da aikin lantarki a ƙarƙashin yanayin aiki na yau da kullun (Ta=25°C, IF=20mA).

• Ƙarfin Hasken (Iv):36.0 mcd (Mafi ƙanƙanta), 72.0 mcd (Mafi girma). Ƙimar yau da kullun tana cikin wannan kewayon. An rarraba ainihin fitarwa (duba Sashe na 3).
• Kusurwar Dubawa (2θ1/2):Digiri 120 (Na yau da kullun). Wannan faɗin kusurwar dubawa yana sa ya dace da aikace-aikacen da ke buƙatar haske mai faɗi.
• Tsawon Zangon Mafi Girma (λp):621 nm (Na yau da kullun). Tsawon zango inda fitowar bakan haske ta fi ƙarfi.
• Tsawon Zangon Da Ya Fi Rinjaye (λd):605.5 nm (Mafi ƙanƙanta), 625.5 nm (Mafi girma). Wannan shine launin hasken da ake gani kuma an rarraba shi.
• Faɗin Bakan Haske (Δλ):18 nm (Na yau da kullun). Faɗin bakan hasken da aka fitar a rabin matsakaicin ƙarfin haske.
• Ƙarfin Wutar Gaba (VF):1.75 V (Mafi ƙanƙanta), 2.00 V (Na yau da kullun), 2.35 V (Mafi girma) a IF=20mA. An rarraba wannan ma'auni kuma yana da tasiri kai tsaye akan ƙirar wutar lantarki.
• Ƙarfin Wutar Koma Baya (IR):10 μA (Mafi girma) a VR=5V. Lura cewa ba a ƙera na'urar don yin aiki a cikin koma baya ba; wannan ma'auni ne don gwajin zubar da ƙarfin lantarki kawai.

3. Bayanin Tsarin Rarrabuwa

Don tabbatar da daidaito a cikin samarwa, ana rarraba LED ɗin zuwa rukunoni bisa mahimman ma'auni. Wannan yana ba masu ƙira damar zaɓar sassa waɗanda suka cika takamaiman ma'auni na aiki don aikace-aikacensu.

3.1 Rarrabuwar Ƙarfin Hasken

Ana bayyana rukunoni ta hanyar ƙananan da manyan ƙimar ƙarfin haske a IF=20mA.

• Rukunin N2:36.0 mcd zuwa 45.0 mcd
• Rukunin P1:45.0 mcd zuwa 57.0 mcd
• Rukunin P2:57.0 mcd zuwa 72.0 mcd

3.2 Rarrabuwar Tsawon Zangon Haske

Ana bayyana rukunoni ta hanyar ƙananan da manyan ƙimar tsawon zangon haske a IF=20mA.

• Rukunin E1:605.5 nm zuwa 609.5 nm
• Rukunin E2:609.5 nm zuwa 613.5 nm
• Rukunin E3:613.5 nm zuwa 617.5 nm
• Rukunin E4:617.5 nm zuwa 621.5 nm
• Rukunin E5:621.5 nm zuwa 625.5 nm

3.3 Rarrabuwar Ƙarfin Wutar Gaba

Ana bayyana rukunoni ta hanyar ƙananan da manyan ƙimar ƙarfin wutar gaba a IF=20mA.

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

4. Bincike na Lanƙwasa Ayyuka

Takardar bayani tana ba da lanƙwasa halaye da yawa waɗanda ke da mahimmanci don fahimtar halayen na'urar a ƙarƙashin yanayi daban-daban.

4.1 Rarraba Bakan Haske

Lanƙwasa tana nuna fitowar bakan haske na yau da kullun wanda ke kewaye da 621 nm (tsawon zango mafi girma) tare da faɗin bakan kusan 18 nm. Wannan yana tabbatar da halayen fitar da haske mai launin ja-orange na kayan AlGaInP.

4.2 Tsarin Rarraba Hasken

Zanen polar yana kwatanta rarraba sararin samaniya na ƙarfin haske. An tabbatar da kusurwar dubawa na digiri 120, yana nuna tsarin fitar da haske kusa da Lambertian inda ƙarfin haske ya fi girma a 0° (a kai tsaye zuwa guntu) kuma yana raguwa a hankali zuwa gefuna.

4.3 Ƙarfin Wutar Gaba da Ƙarfin Wutar Gaba

Wannan lanƙwasa IV tana nuna alaƙar ma'auni na yau da kullun na diode. Ƙarfin wutar gaba yana ƙaruwa da logarithmic tare da ƙarfin lantarki. Lanƙwasa tana da mahimmanci don tantance wurin aiki da ƙirar da'irar iyakance ƙarfin lantarki.

4.4 Matsakaicin Ƙarfin Hasken da Ƙarfin Wutar Gaba

Wannan lanƙwasa tana nuna cewa fitowar haske tana daidai da ƙarfin wutar gaba a cikin ƙayyadadden kewayon aiki. Duk da haka, inganci na iya raguwa a ƙarfin lantarki mai yawa saboda ƙarin zafi.

4.5 Matsakaicin Ƙarfin Hasken da Yanayin Yanayi

Wannan lanƙwasa ce mai mahimmanci don sarrafa zafi. Ƙarfin haske yana raguwa yayin da yanayin zafin yanayi ya tashi. Lanƙwasa tana nuna cewa fitarwa na iya raguwa sosai yayin da zafin jiki ya kusanci iyakar aiki mafi girma, yana nuna buƙatar isasshen kawar da zafi a cikin yanayi mai zafi.

4.6 Lanƙwasa Rage Ƙarfin Wutar Gaba

Wannan jadawali yana bayyana matsakaicin ƙarfin wutar gaba na ci gaba da aka halatta a matsayin aikin yanayin zafin yanayi. Don hana yin zafi da kuma tabbatar da amincin, dole ne a rage ƙarfin wutar gaba lokacin aiki a yanayin zafin yanayi mai girma. Wannan lanƙwasa tana da mahimmanci don ƙirar wutar lantarki mai aminci.

5. Bayanin Injiniya da Kunshi

5.1 Girman Kunshin

Na'urar tana da kunshin SMD na yau da kullun. Zanen girma yana ba da ma'auni masu mahimmanci ciki har da tsawon jiki, faɗi, tsayi, da tazarar kafet. Duk ƙididdiga da ba a ƙayyade ba suna ±0.1mm. Ainihin girmansu yana da mahimmanci don ƙirar ƙafar PCB da kuma tabbatar da saka da solder da suka dace.

5.2 Gano Ƙarshen Lantarki

Ana yiwa cathode alama a kan na'urar, sau da yawa ta hanyar tsaga, ɗigo, ko alama mai kore a kan kunshin. Daidaitaccen jagorar ƙarshen lantarki yayin haɗawa yana da mahimmanci don aiki daidai.

6. Jagororin Solder da Haɗawa

6.1 Bayanin Yanayin Solder Reflow

Ana ba da shawarar bayanin solder reflow mara gubar: dumama kafin a yi tsakanin 150-200°C na daƙiƙa 60-120, lokacin sama da ruwa (217°C) na daƙiƙa 60-150, tare da matsakaicin zafin jiki bai wuce 260°C ba na daƙiƙa 10 kawai. Matsakaicin ƙimar haɓaka shine 6°C/sec, kuma matsakaicin ƙimar saukowa shine 3°C/sec. Kada a yi reflow fiye da sau biyu.

6.2 Solder da Hannu

Idan solder da hannu ya zama dole, zafin ƙarfen solder ɗin ya kamata ya kasance ƙasa da 350°C, kuma lokacin tuntuɓar kowane tashar bai kamata ya wuce daƙiƙa 3 ba. Yi amfani da ƙarfen solder mai ƙarfin 25W ko ƙasa da haka. Bari tazarar fiye da daƙiƙa 2 tsakanin solder kowane tashar don hana girgiza zafi.

6.3 Ajiya da Kula da Danshi

Ana kunna LED ɗin a cikin jakunkuna masu hana danshi tare da desiccant. Kada a buɗe jakar har sai an shirya abubuwan don amfani. Bayan buɗewa, LED ɗin da ba a yi amfani da su ba ya kamata a ajiye su a 30°C ko ƙasa da haka da danshi na kashi 60% ko ƙasa da haka. "Rayuwar bene" bayan buɗewa shine sa'o'i 168 (kwanaki 7). Idan wannan lokacin ya wuce ko alamar desiccant ta canza launi, ana buƙatar maganin gasa a 60 ±5°C na awanni 24 kafin amfani don cire danshin da aka ɗauka da kuma hana "popcorning" yayin reflow.

7. Bayanin Kunshi da Oda

7.1 Ƙayyadaddun Reel da Kaset

Ana samar da abubuwan akan kaset mai ɗaukar kaya mai faɗin milimita 8 wanda aka nannade akan reel mai diamita inci 7. An ba da girman reel da girman aljihun kaset ɗin mai ɗaukar kaya don tabbatar da dacewa da injunan ɗauka da saka ta atomatik. Kowane reel yana ɗauke da guda 3000.

7.2 Bayanin Lakabi

Lakabin reel yana ɗauke da mahimman bayanai don gano asali da ganewa: Lambar Samfurin Abokin Ciniki (CPN), Lambar Samfurin (P/N), Adadin Tattarawa (QTY), Matsayin Ƙarfin Hasken (CAT), Matsayin Launi/Tsawon Zangon Haske (HUE), Matsayin Ƙarfin Wutar Gaba (REF), da Lambar Rukunin (LOT No).

8. Abubuwan Da Ake Yi La'akari Da Su Lokacin Ƙira

8.1 Iyakance Ƙarfin Wutar Lantarki

Mahimmanci:Dole ne a yi amfani da resistor mai iyakance ƙarfin lantarki na waje a jere tare da LED. Ƙarfin wutar gaba yana da ma'auni mara kyau na zafin jiki da kuma ƙaramin haƙuri, ma'ana ƙaramin ƙaruwa a cikin ƙarfin wutar lantarki na iya haifar da babban ƙarfin lantarki, mai yuwuwar lalacewa. Ya kamata a ƙididdige ƙimar resistor bisa ƙarfin wutar lantarki (Vs), matsakaicin ƙarfin wutar gaba (VF_max daga rukunin), da ƙarfin wutar gaba da ake so (IF), ta amfani da dabara: R = (Vs - VF_max) / IF.

8.2 Gudanar da Zafi

Duk da kunshin yana da ƙanƙanta, dole ne a yi la'akari da ragewar wutar lantarki (har zuwa 60 mW), musamman a cikin yanayin zafin yanayi mai girma ko lokacin da ake tuƙi da ƙarfin lantarki mai girma. Yi amfani da lanƙwasa rage ƙarfin lantarki don zaɓar ƙarfin lantarki na aiki da ya dace. Tabbatar cewa PCB yana da isasshen yanki na jan ƙarfe ko ramukan zafi don fitar da zafi daga kafet ɗin LED, musamman a cikin wuraren da aka rufe ko shimfidar wuri mai yawa.

8.3 Ƙira ta Hasken

Kusurwar dubawa na digiri 120 yana ba da haske mai faɗi, mai watsewa. Don aikace-aikacen da ke buƙatar haske mai mai da hankali ko jagora, za a buƙaci na'urorin gani na biyu (ruwan tabarau, jagororin haske). Launin gishiri mai ruwa yana tabbatar da ƙaramin ɗaukar hasken da aka fitar.

9. Kwatance da Bambance-bambancen Fasaha

Idan aka kwatanta da tsofaffin LED na rami, wannan nau'in SMD yana ba da ƙaramin ƙafa da bayani sosai, yana ba da damar samar da samfuran ƙarshe masu sirara da ƙanƙanta. Dacewarsa da haɗin kai ta atomatik yana rage farashin masana'antu da inganta daidaiton saka. Fasahar AlGaInP tana ba da inganci mai girma da ingantaccen launi a cikin bakan orange-ja. Cikakken tsarin rarrabuwa yana ba masu ƙira damar zaɓar abubuwan da ke da ƙayyadaddun halayen gani da na lantarki, wanda ke da mahimmanci ga aikace-aikacen da ke buƙatar kamanni iri ɗaya ko daidaitaccen daidaitawar ƙarfin lantarki a cikin jeri.

10. Tambayoyin Da Ake Yawan Yi (FAQ)

10.1 Menene manufar lambobin rarrabuwa daban-daban?

Rarrabuwa yana tabbatar da daidaiton launi da haske a cikin rukunin samarwa. Misali, a cikin jerin LED ɗin, ƙayyadaddun rukunin ƙarfin haske iri ɗaya (CAT) da tsawon zangon haske (HUE) zai haifar da kamanni iri ɗaya. Ƙayyadaddun rukunin ƙarfin wutar gaba (REF) na iya taimakawa wajen ƙirar da'irori masu sauƙi, mafi daidaito.

10.2 Shin zan iya kunna wannan LED ba tare da resistor mai iyakance ƙarfin lantarki ba?

No.Ana ƙarfafa hakan kuma yana iya haifar da gazawa nan da nan. Halayen V-I na LED yana da ma'auni, kuma ko da ƙaramin ƙarfin wutar lantarki mai ƙa'ida tare da ɗan ƙaramin amo ko haƙuri na iya sa ƙarfin lantarki ya wuce matsakaicin ƙimar ƙididdiga.

10.3 Me yasa akwai iyaka na lokacin ajiya bayan buɗe jakar?

Kunshin SMD na iya ɗaukar danshi daga yanayi. A lokacin tsarin solder reflow mai zafi, wannan danshin da aka kama zai iya yin tururi da sauri, yana haifar da matsa lamba na ciki wanda zai iya fashe kunshin ("popcorning"). Rayuwar bene na sa'o'i 168 da umarnin gasa suna da mahimmanci don hana wannan yanayin gazawa.

10.4 Ta yaya zan fassara ƙimar Ƙarfin Wutar Gaba Mafi Girma?

Matsakaicin Ƙarfin Wutar Gaba 60 mA (IFP) don aikin bugun jini ne kawai, a cikin zagayowar aiki na 10% (1/10) da 1 kHz. Kada a yi amfani da shi don girman ƙarfin lantarki na DC. Matsakaicin ƙarfin lantarki na DC na ci gaba shine 25 mA (IF). Ana iya amfani da bugun jini don haɗawa ko samun mafi girman haske na nan take, amma matsakaicin ƙarfin lantarki da ragewar wutar lantarki dole ne su kasance cikin iyaka.

11. Nazarin Ƙira da Amfani

Yanayi: Ƙirar allon nuna matsayi don na'urar sarrafa masana'antu.Allon yana buƙatar alamomi masu launin ja-orange iri ɗaya da yawa. Mai ƙira zai fara zaɓar rukunin ƙarfin haske da ya dace (misali, P1 don matsakaicin haske) da rukunin tsawon zangon haske (misali, E3 don takamaiman launin orange) don tabbatar da daidaiton gani a duk alamomi. Za a ƙirƙiri da'irar direba mai ƙarfin lantarki mai tsayi wanda aka saita zuwa 20 mA, tare da ƙididdige ƙimar resistor mai iyakance ƙarfin lantarki ta amfani da matsakaicin VF daga rukunin ƙarfin lantarki da aka zaɓa (misali, Rukunin 1: 2.15V matsakaici). Shimfidar PCB za ta haɗa da isasshen taimako na zafi don kafet ɗin LED, saboda akwatin na iya fuskantar yanayin zafin yanayi mai girma. Ƙungiyar samarwa za ta bi matakan kula da danshi, tsara haɗin allon a cikin rayuwar bene bayan buɗe reel ko aiwatar da zagayen gasa da ake buƙata.

12. Ka'idar Aiki

Wannan LED yana dogara ne akan guntu na semiconductor da aka yi da Aluminum Gallium Indium Phosphide (AlGaInP). Lokacin da aka yi amfani da ƙarfin wutar gaba wanda ya wuce ƙarfin kunna diode (kusan 1.8-2.2V), ana shigar da electrons da ramuka cikin yankin aiki na semiconductor. Waɗannan masu ɗaukar caji suna sake haɗuwa, suna sakin makamashi a cikin nau'in photons. Takamaiman abun da ke cikin gawa na AlGaInP yana ƙayyade makamashin bandgap, wanda yake daidai da tsawon zangon (launi) na hasken da aka fitar—a wannan yanayin, ja-orange (~621 nm). An kunna guntu a cikin gishiri mai ruwa na epoxy wanda ke kare semiconductor, yana siffanta fitowar hasken, kuma yana ba da tsarin injiniya don saka saman.

13. Trends na Fasaha

Gabaɗayan yanayin a cikin SMD LED yana zuwa ga inganci mafi girma (ƙarin lumens a kowace watt), ƙananan girman kunshi don ƙara yawa, da ingantaccen aminci a ƙarƙashin yanayi masu tsauri (zafi mafi girma, danshi). Haka nan akwai mayar da hankali kan ƙarin ƙaramin haƙuri na rarrabuwa don biyan buƙatun aikace-aikace kamar nunin cikakken launi da hasken mota, inda daidaiton launi da haske suka fi mahimmanci. Bugu da ƙari, ci gaba a cikin kayan kunshi yana nufin inganta juriya ga matsin lamba na zafi da lalacewar hasken shuɗi/UV don tsawon rayuwar aiki. Ƙaura zuwa kayan marasa gubar da marasa halogen, kamar yadda aka gani a cikin wannan ɓangaren, yana nuna faɗaɗa yanayin muhalli da ƙa'idodi a cikin masana'antar lantarki.