Bayanin Fasaha na LED SMD 24-21/BHC-AP1Q2/2A - Shudi - 2.0x1.25x0.8mm - 3.3V - 20mA - Takardun Fasaha na Hausa

1. Duba Samfurin

LED SMD 24-21 ƙaramin na'ura ne mai haɗawa da saman, wanda aka tsara don aikace-aikacen lantarki na zamani waɗanda ke buƙatar ƙanƙanta da amintaccen aiki. Wannan LED shudi, wanda ya dogara da fasahar guntu InGaN, yana ba da daidaito tsakanin aiki da girma, wanda ya sa ya dace da hanyoyin haɗawa ta atomatik.

1.1 Fa'idodi na Asali da Matsayi

Babbar fa'idar wannan ɓangaren ita ce an rage girman ƙafafunsa sosai idan aka kwatanta da LED na gargajiya mai ƙafafu. Wannan yana ba da damar ƙirar allon da'ira (PCB) mafi ƙanƙanta, mafi girman yawan ɓangarorin da ake haɗawa, kuma a ƙarshe yana ba da gudummawa ga haɓaka kayan aiki na ƙarshe mafi ƙanƙanta. Ginin sa mai sauƙi yana ƙara dacewarsa don aikace-aikace masu ƙanƙanta da na hannu.

1.2 Kasuwa da Aikace-aikace Manufa

Wannan LED an yi niyya ne ga kasuwannin haske da nuni na gabaɗaya. Manyan wuraren aikace-aikace sun haɗa da hasken baya na allunan kayan aiki, maɓalli, da alamomi; alamomin yanayi da hasken baya a cikin na'urorin sadarwa kamar wayoyi da na'urorin faks; da hasken gabaɗaya inda ake buƙatar tushen haske shudi mai ƙanƙanta.

2. Siffofi da Bin Ka'idoji

• An yi fakitin a cikin tef ɗin 8mm akan reels masu diamita 7-inch don dacewa da kayan aikin ɗauka da sanyawa ta atomatik.
• An tsara shi don amfani da daidaitattun hanyoyin sanyaya infrared da tururi.
• Nau'in launi ɗaya (Shudi).
• An gina shi da kayan da ba su da gubar (Pb-free).
• Samfurin ya bi ka'idar RoHS.
• Ana kiyaye bin ƙa'idodin EU REACH.
• Ginin da ba shi da halogen: Bromine (Br) <900 ppm, Chlorine (Cl) <900 ppm, Br+Cl < 1500 ppm.

3. Sigogi na Fasaha: Cikakken Fassarar Manufa

3.1 Madaidaicin Iyakar Ma'auni

Waɗannan ma'auni 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 kuma ya kamata a guje su don ingantaccen aiki.

• Ƙarfin Wutar Juyawa (V_R):5V. Wuce wannan ƙarfin lantarki a cikin jujjuyawar baya zai iya haifar da rushewar haɗin gwiwa.
• Ƙarfin Lantarki na Gaba (I_F):20mA. Ƙarfin lantarki na ci gaba da aiki da aka ba da shawarar.
• Kololuwar Ƙarfin Lantarki na Gaba (I_FP):40mA. Ana yarda da shi kawai a ƙarƙashin yanayin bugun jini (duty cycle 1/10 @ 1kHz).
• Rushewar Wutar Lantarki (P_d):75mW. Matsakaicin wutar lantarki da fakitin zai iya watsawa a yanayin zafi na 25°C.
• Zubar da Lantarki Mai Tsanani (ESD):150V (Samfurin Jikin Mutum). Daidaitattun matakan kula da ESD suna da mahimmanci.
• Yanayin Zafin Aiki (T_opr):-40°C zuwa +85°C. Kewayon yanayin zafi don aiki na al'ada.
• Yanayin Zafin Ajiya (T_stg):-40°C zuwa +90°C.
• Yanayin Zafin Sanyaya (T_sol):Reflow: Kololuwar 260°C na dakika 10 matsakaici. Sanyaya da hannu: 350°C na dakika 3 matsakaici kowace tashar.

3.2 Halayen Lantarki da Hasken Gani

An auna a T_a= 25°C da I_F= 20mA, sai dai in an faɗi daban. Waɗannan su ne manyan sigogin aiki a ƙarƙashin daidaitattun yanayin gwaji.

• Ƙarfin Hasken Gani (I_v):45.0 zuwa 112.0 mcd (millicandela). An ƙayyade fitarwa ta musamman ta lambar bin (P1, P2, Q1, Q2). Ana amfani da juzu'i na ±11%.
• Kusurwar Dubawa (2θ_1/2):Yawanci digiri 130. Wannan yana ayyana yaduwar kusurwar inda ƙarfin ya kasance aƙalla rabin ƙimar kololuwa.
• Kololuwar Tsawon Zango (λ_p):Yawanci 468 nm. Tsawon zangon da fitarwar bakan ta fi ƙarfi.
• Mafi Rinjayen Tsawon Zango (λ_d):464.5 zuwa 476.5 nm. Wannan yana ayyana launin hasken da ake gani kuma an yi bin (A9-A12). Ana amfani da juzu'i na ±1nm.
• Faɗin Bakan (Δλ):Yawanci 25 nm. Faɗin bakan fitarwa a rabin matsakaicin ƙarfi.
• Ƙarfin Lantarki na Gaba (V_F):2.7V zuwa 3.7V, tare da ƙimar al'ada na 3.3V a 20mA.
• Ƙarfin Lantarki na Baya (I_R):Matsakaicin 50 μA a V_R= 5V. Ba a tsara na'urar don aiki a cikin jujjuyawar baya ba.

4. Bayanin Tsarin Binning

Don tabbatar da daidaiton launi da haske a cikin samarwa, ana rarraba LED zuwa bins.

4.1 Binning Ƙarfin Hasken Gani

Bins suna ayyana mafi ƙanƙanta da matsakaicin fitarwar haske a I_F=20mA. P1: 45.0 - 57.0 mcd P2: 57.0 - 72.0 mcd Q1: 72.0 - 90.0 mcd Q2: 90.0 - 112.0 mcd

3.2 Binning Mafi Rinjayen Tsawon Zango

Bins suna ayyana kewayon mafi rinjayen tsawon zango, wanda ke da alaƙa da inuwar shudi. A9: 464.5 - 467.5 nm A10: 467.5 - 470.5 nm A11: 470.5 - 473.5 nm A12: 473.5 - 476.5 nm

5. Bincike na Lanƙwasa Aiki

Takardun bayanin yana ba da lanƙwasa halaye da yawa da aka auna a T_a=25°C. Waɗannan suna da mahimmanci don fahimtar halayen na'ura a ƙarƙashin yanayin da ba na daidaitaccen tsari ba.

5.1 Ƙarfin Lantarki na Gaba vs. Ƙarfin Lantarki na Gaba (Lanƙwasa I-V)

Wannan lanƙwasa tana nuna alaƙar ma'auni tsakanin ƙarfin lantarki da ƙarfin lantarki. Matsakaicin ƙarfin lantarki na gaba shine 3.3V a 20mA. Dole ne masu ƙira su yi amfani da resistor mai iyakance ƙarfin lantarki don hana guduwar zafi, saboda ƙaramin ƙaruwa a cikin ƙarfin lantarki na iya haifar da babban ƙaruwa, mai yuwuwar lalacewa a cikin ƙarfin lantarki.

5.2 Matsakaicin Ƙarfin Hasken Gani vs. Ƙarfin Lantarki na Gaba

Ƙarfin hasken gani yana ƙaruwa tare da ƙarfin lantarki na gaba, amma ba a layi daya ba. Yin aiki sama da shawarar 20mA na iya haifar da fitarwa mafi girma amma zai rage inganci da tsawon rayuwar na'ura saboda ƙarin zafin haɗin gwiwa.

5.3 Matsakaicin Ƙarfin Hasken Gani vs. Yanayin Zafin Muhalli

Fitarwar hasken LED tana raguwa yayin da yanayin zafi ya tashi. Wannan lanƙwasa tana da mahimmanci ga aikace-aikacen da ke aiki a cikin yanayin zafi mai girma, saboda yana ba masu ƙira damar rage ƙimar fitarwa da ake tsammani ko aiwatar da sarrafa zafi.

5.4 Lanƙwasa Rage Ƙimar Ƙarfin Lantarki na Gaba

Wannan jadawali yana ayyana matsakaicin ƙarfin lantarki na gaba na ci gaba da aiki a matsayin aikin yanayin zafi. Don tabbatar da amincin aiki, dole ne a rage ƙarfin lantarki na aiki lokacin da yanayin zafi ya wuce 25°C.

5.5 Rarraba Bakan

Bakan fitarwa yana tsakiya a kusa da 468 nm (shudi) tare da faɗin bandwidth na al'ada na 25 nm. Wannan bayanin yana da mahimmanci ga ƙirar tsarin gani da aikace-aikacen masu kula da launi.

5.6 Tsarin Radiation

Zanen polar yana kwatanta rarraba sararin samaniya na ƙarfin haske, yana tabbatar da kusurwar kallo na digiri 130. Tsarin yawanci Lambertian ne ko kusa da Lambertian don irin wannan fakitin.

6. Bayanin Injiniya da Fakitin

6.1 Girman Fakitin

Fakitin SMD 24-21 yana da ma'auni na 2.0mm (tsawon) x 1.25mm (faɗi) x 0.8mm (tsayi). Cikakken zanen injiniya ya ƙayyade duk mahimman ma'auni, gami da girman kushin (0.6mm x 0.55mm), tazara (1.0mm tsakanin cibiyoyin kushin), da juzu'i na ɓangarorin (yawanci ±0.1mm sai dai in an lura daban).

6.2 Gano Polarity

Ana yiwa cathode alama, sau da yawa ta hanyar tsaga, kore kore, ko wani siffar kushin daban akan tef ɗin ɗaukar kaya. Ya kamata a duba zanen fakitin na takardun bayanin don takamaiman tsarin alama.

7. Jagororin Sanyaya da Haɗawa

7.1 Bayanin Siffar Sanyaya Reflow

An ba da shawarar siffar reflow mara gubar: - Dumama: 150-200°C na dakika 60-120. - Lokaci sama da ruwa (217°C): dakika 60-150. - Matsakaicin zafi: 260°C matsakaici, an riƙe shi na dakika 10 matsakaici. - Ƙimar dumama: Matsakaicin 6°C/sec har zuwa 255°C. - Ƙimar sanyaya: Matsakaicin 3°C/sec. Kada a yi sanyayar reflow fiye da sau biyu.

7.2 Sanyaya da Hannu

Idan sanyaya da hannu ya zama dole: - Yi amfani da ƙarfe mai sanyaya tare da zafin ƙarshe ƙasa da 350°C. - Iyakance lokacin tuntuɓar zuwa dakika 3 kowace tashar. - Yi amfani da ƙarfe mai ƙimar wutar lantarki ƙasa da 25W. - Bar aƙalla dakika 2 tsakanin sanyaya kowace tashar don guje wa girgizar zafi.

7.3 Ajiya da Hancin Danshi

An yi fakitin ɓangarorin a cikin jakunkuna masu hana danshi tare da desiccant. - Kada a buɗe jakar har sai an shirya amfani. - Bayan buɗewa, dole ne a adana LED da ba a yi amfani da su ba a ≤30°C da ≤60% Danshi Dangi. - "Rayuwar bene" bayan buɗe jakar shine sa'o'i 168 (kwanaki 7). - Idan ya wuce, ko kuma idan mai nuna desiccant ya canza launi, ana buƙatar gasa a 60±5°C na awanni 24 kafin reflow.

8. Bayanin Fakitin da Oda

8.1 Ƙayyadaddun Reel da Tef

Ana ba da LED a cikin tef ɗin ɗaukar kaya mai ɗagawa tare da faɗin 8mm, an nannade akan daidaitaccen reel mai diamita 7-inch. Kowace reel tana ɗauke da guda 2000. An ba da cikakkun ma'auni na reel, tef ɗin ɗaukar kaya, da tef ɗin rufewa a cikin takardun bayanin.

8.2 Bayanin Lakabi

Lakabin reel yana ɗauke da lambobi da yawa: - CPN: Lambar Samfurin Abokin Ciniki. - P/N: Lambar Samfurin Masana'anta (misali, 24-21/BHC-AP1Q2/2A). - QTY: Yawan Fakitin. - CAT: Lambar Bin Ƙarfin Hasken Gani (misali, Q2). - HUE: Lambar Bin Mafi Rinjayen Tsawon Zango (misali, A10). - REF: Matsayi na Ƙarfin Lantarki na Gaba. - LOT No: Lambar lotin masana'anta mai bin sawu.

9. Shawarwarin Aikace-aikace da Abubuwan Ƙira

9.1 Iyakance Ƙarfin Lantarki

Resistor na waje mai iyakance ƙarfin lantarki ya zama dole. Ana iya ƙididdige ƙimar ta amfani da Dokar Ohm: R = (V_supply- V_F) / I_F. Yi amfani da matsakaicin V_Fdaga takardun bayanin (3.7V) don ƙirar mafi munin yanayi don tabbatar da ƙarfin lantarki bai wuce 20mA ba ko da tare da juzu'i na ɓangarorin.

9.2 Gudanar da Zafi

Duk da cewa fakitin yana da ƙanƙanta, la'akari da zafi yana da mahimmanci don tsawon rayuwa. Tabbatar da isasshen yanki na tagulla akan PCB a ƙarƙashin da kewaye da kushin LED don yin aiki azaman ma'aunin zafi, musamman lokacin aiki a yanayin zafi mai girma ko kusa da matsakaicin ƙarfin lantarki.

9.3 Ƙirar Gani

Kusurwar kallo na digiri 130 tana ba da haske mai faɗi. Don haske mai mai da hankali, ana buƙatar na'urorin gani na biyu (ruwan tabarau). Bakan ya dace da hasken baya na masu tace launi ko amfani azaman alamar shudi mai tsabta.

10. Kwatancen Fasaha da Bambance-bambance

Fakitin 24-21 yana ba da ƙaramin ƙafafu fiye da LED na gargajiya na 3mm ko 5mm ta hanyar rami, yana ba da damar ƙira mafi girman yawa. Idan aka kwatanta da sauran LED na SMD kamar 0402 ko 0603, 24-21 (kimanin 0805 metric) yawanci yana ba da fitarwar haske mafi girma da ingantaccen aikin zafi saboda girman sa mafi girma, yayin da ya kasance ƙanƙanta sosai fiye da manyan fakitin LED. Dacewarsa da daidaitattun hanyoyin reflow ya bambanta shi da na'urorin da ke buƙatar kulawa ta musamman.

11. Tambayoyin da ake yawan yi (Dangane da Sigogi na Fasaha)

11.1 Wane resistor ne ya kamata in yi amfani da shi tare da wadataccen 5V?

Yin amfani da V na al'ada_Fna 3.3V da I_Fna 20mA: R = (5V - 3.3V) / 0.02A = 85 Ohms. Don ƙira mai ƙarfi ta amfani da matsakaicin V_Fna 3.7V: R = (5V - 3.7V) / 0.02A = 65 Ohms. Daidaitaccen resistor 68 ko 75 Ohm zai dace. Koyaushe a ƙididdige ƙimar wutar lantarki: P = I²R.

11.2 Shin zan iya tuƙa wannan LED ba tare da resistor ta amfani da tushen ƙarfin lantarki na akai ba?

Ee, direban ƙarfin lantarki na akai da aka saita zuwa 20mA hanya ce mai kyau wacce ke kawar da bambance-bambance saboda juzu'i na V_Fda sauye-sauyen ƙarfin wutar lantarki, yana ba da haske mafi daidaito da tsawon rayuwa mafi kyau.

11.3 Me ya sa ake ba da ƙarfin hasken gani azaman kewayon?

Saboda bambance-bambancen da ke tattare da masana'antar semiconductor, ana rarraba LED (binning) ta hanyar fitarwa. Takamaiman bin (P1, P2, Q1, Q2) akan lakabin reel yana gaya muku mafi ƙanƙanta da matsakaicin ƙarfi da aka garantiyar don wannan rukunin.

11.4 Ta yaya zan fassara bins na tsawon zango?

Bin mafi rinjayen tsawon zango (A9-A12) yana tabbatar da daidaiton launi. Misali, bin A10 (467.5-470.5 nm) zai samar da ɗan bambancin inuwar shudi daga bin A12 (473.5-476.5 nm). Don kamanni iri ɗaya a cikin jeri, ƙayyade kuma yi amfani da LED daga bins na tsawon zango da ƙarfi iri ɗaya.

12. Misalin Amfani na Aiki

Yanayi:Ƙirar alamar yanayi mai ƙarancin wutar lantarki don na'urar mai amfani ta hannu.Zaɓuɓɓukan Ƙira:An zaɓi LED 24-21 saboda ƙaramin girman sa da dacewa don sanyaya reflow. An zaɓi launin shudi don alamar "kunna wuta". Na'urar tana aiki akan layin da aka tsara na 3.3V.Ƙididdiga:Yin amfani da V na al'ada_Fna 3.3V a 20mA zai buƙaci kusan sifili na raguwar ƙarfin lantarki, yana sa sarrafa ƙarfin lantarki ba zai yiwu ba. Don haka, ana tuƙa LED a ƙaramin ƙarfin lantarki, misali, 10mA, don isasshen gani yayin adana wutar lantarki. Yin amfani da lanƙwasa V na al'ada_F, V_Fa 10mA yana kusan 3.1V. Resistor R = (3.3V - 3.1V) / 0.01A = 20 Ohms. An zaɓi resistor 22 Ohm. Rushewar wutar lantarki a cikin LED shine P = V_F* I_F≈ 3.1V * 0.01A = 31mW, yana cikin ƙimar 75mW sosai.

13. Gabatarwar Ka'idar Aiki

Wannan diode ne mai fitar da haske na semiconductor. Lokacin da aka yi amfani da ƙarfin lantarki na gaba wanda ya wuce ƙarfin da aka gina a cikin haɗin gwiwa, ana shigar da electrons da ramuka a kan haɗin p-n. A cikin yanki mai aiki, waɗannan masu ɗaukar caji suna sake haɗuwa, suna sakin makamashi a cikin nau'in photons. Takamaiman kayan da aka yi amfani da su (Indium Gallium Nitride - InGaN) suna ƙayyade makamashin bandgap don haka tsawon zango (launi) na hasken da aka fitar, wanda a wannan yanayin yana cikin bakan shudi. Fakitin epoxy resin yana aiki don kare guntu na semiconductor, samar da kwanciyar hankali na injiniya, kuma yana aiki azaman ruwan tabarau na farko wanda ke siffanta fitarwar haske.

14. Trends na Fasaha

Haɓaka LED na SMD kamar 24-21 yana bin manyan trends na masana'antu zuwa ƙanƙanta, ƙara inganci (lumens kowace watt), da amincin aiki mafi girma. Ci gaba a cikin ingancin kayan InGaN ya ba da damar LED shudi mafi haske da mafi daidaito. Fasahar fakitin tana ci gaba da haɓakawa don inganta sarrafa zafi a cikin ƙananan siffofi, yana ba da damar ƙarin ƙarfin tuƙi da mafi girman fitarwar haske daga ƙananan na'urori. Daidaita ƙafafu da siffofin sanyaya yana sauƙaƙa haɗa su cikin hanyoyin masana'antu masu girma da atomatik.