Takardar Bayanin Fasaha ta Fitilar LED Blue LTL42FTBR3DH183Y - Tsarin Ramin Tsaka - 470nm - 20mA - 78mW - Takardar Fasaha ta Hausa

1. Bayanin Samfur

Wannan takarda ta bayyana cikakkun ƙayyadaddun bayanai na fitilar LED blue mai tsarin ramin tsaka. Na'urar an ƙera ta azaman Alamar Allon Kewaye (CBI), tana amfani da murfin kusurwa mai kusurwa dama (gida) na baƙar fata wanda ya dace da ɓangaren LED. Wannan ƙirar tana haɓaka ma'aunin bambanci kuma tana sauƙaƙa haɗawa akan allunan kewaye (PCBs). Ana samun samfurin a cikin tsararrun da suka dace don ƙirƙirar jeri na kwance ko tsaye masu haɗawa.

1.1 Siffofi Masu Muhimmanci

• An ƙera shi don sauƙaƙe haɗawar allon kewaye.
• Gidan baƙar fata yana inganta ma'aunin bambanci don ingantaccen gani.
• Yana da ƙarancin amfani da wutar lantarki da ingantacciyar aiki.
• Yana bin umarnin RoHS kuma samfurin ne mara gubar.
• Yana amfani da guntu na blue InGaN tare da launin tushe na 470nm a cikin kunshin fitila T-1.

1.2 Ayyukan Da Ake Nufi

• Kayan aikin sadarwa
• Na'urorin kwamfuta da tsarin
• Kayan lantarki na masu amfani
• Kayan aikin masana'antu da sarrafawa

2. Ma'auni na Fasaha: Cikakken Bayani Na Haƙiƙa

2.1 Matsakaicin Ƙimar Iyaka

Waɗannan ƙimar suna ayyana iyakokin da za su iya haifar da lalacewa na dindindin ga na'urar. Duk ƙimar an ƙayyade su a yanayin zafin yanayi (TA) na 25°C.

• Rushewar Wutar Lantarki (Pd):78 mW matsakaici. Wannan shine jimillar wutar lantarki da na'urar za ta iya fitarwa cikin aminci a matsayin zafi.
• Matsakaicin Halin Gaba na Gaba (IFP):60 mA matsakaici. Wannan halin yanzu yana halatta ne kawai a ƙarƙashin yanayin bugun jini tare da cikakken aiki ≤ 1/10 kuma faɗin bugun ≤ 10μs.
• Halin Gaba na DC (IF):20 mA matsakaici. Wannan shine halin yanzu na ci gaba da aiki da aka ba da shawarar.
• Kewayon Zafin Aiki (Topr):-30°C zuwa +85°C. An tabbatar da cewa na'urar za ta yi aiki a cikin wannan kewayon zafin yanayi.
• Kewayon Zafin Ajiya (Tstg):-40°C zuwa +100°C.
• Zafin Solder na Jagora:260°C na matsakaicin 5 seconds, an auna 2.0mm (0.079") daga jikin LED.

2.2 Halayen Lantarki da Na Gani

Waɗannan ma'auni suna ayyana aikin na'urar a yanayin aiki na yau da kullun a TA=25°C.

• Ƙarfin Hasken Gani (Iv):1150 mcd (Mafi ƙanƙanta), 1900 mcd (Na al'ada) lokacin da aka tuka a IF=20mA. Wannan shine ma'aunin ƙarfin hasken da ake gani da ake fitarwa.
• Kusurwar Dubawa (2θ1/2):30 digiri (Na al'ada). Wannan shine cikakken kusurwar da ƙarfin hasken gani ya rabi ƙimar da ke tsakiya (0°).
• Matsakaicin Tsawon Tsawon Tsakiya (λP):468 nm (Na al'ada). Tsawon tsawon tsakiya wanda ƙarfin hasken haske ya fi girma.
• Matsakaicin Tsawon Tsawon Tsakiya (λd):470 nm (Na al'ada) a IF=20mA. Wannan shine tsawon tsawon tsakiya guda ɗaya wanda ido ya gane ya dace da launin hasken da aka fitar.
• Rabin Faɗin Layin Hasken (Δλ):25 nm (Na al'ada). Ma'auni na tsarkin haske ko faɗin bandejin hasken da aka fitar.
• Ƙarfin Gaba (VF):2.6V (Mafi ƙanƙanta), 3.2V (Na al'ada), 3.8V (Matsakaici) a IF=20mA. Faɗuwar ƙarfin lantarki a kan LED lokacin aiki.
• Halin Baya (IR):10 μA matsakaici a Ƙarfin Baya (VR) na 5V.Muhimmi:Ba a ƙera na'urar don aikin baya ba; wannan gwajin yanayin ne don siffanta kawai.

3. Ƙayyadaddun Tsarin Rarrabawa

Don tabbatar da daidaito a cikin aikace-aikace, ana rarraba LED ɗin bisa mahimman ma'auni na gani. Lambar rarrabawar ƙarfin hasken gani ana yiwa alama a kan kowace jakar tattarawa.

3.1 Rarrabawar Ƙarfin Hasken Gani

Ana yin rarrabawa a halin yanzu na gwaji na 20mA. Tolerancin kowane iyakar rarrabawa shine ±15%.

• Rarrabawar Q:1150 mcd (Mafi ƙanƙanta) zuwa 1500 mcd (Matsakaici)
• Rarrabawar R:1500 mcd (Mafi ƙanƙanta) zuwa 1900 mcd (Matsakaici)
• Rarrabawar S:1900 mcd (Mafi ƙanƙanta) zuwa 2500 mcd (Matsakaici)
• Rarrabawar T:2500 mcd (Mafi ƙanƙanta) zuwa 3200 mcd (Matsakaici)
• Rarrabawar U:3200 mcd (Mafi ƙanƙanta) zuwa 4200 mcd (Matsakaici)

3.2 Rarrabawar Matsakaicin Tsawon Tsawon Tsakiya

Ana yin rarrabawa a halin yanzu na gwaji na 20mA. Tolerancin kowane iyakar rarrabawa shine ±1nm.

• Rarrabawar B07:460.0 nm (Mafi ƙanƙanta) zuwa 465.0 nm (Matsakaici)
• Rarrabawar B08:465.0 nm (Mafi ƙanƙanta) zuwa 470.0 nm (Matsakaici)
• Rarrabawar B09:470.0 nm (Mafi ƙanƙanta) zuwa 475.0 nm (Matsakaici)

4. Bincike na Lanƙwasa Aiki

Lanƙwasan aiki na al'ada suna kwatanta alaƙar tsakanin mahimman ma'auni a ƙarƙashin yanayi daban-daban. Waɗannan suna da mahimmanci don ƙirar kewaye mai ƙarfi.

• Dangantakar Ƙarfin Hasken Gani da Halin Gaba na Gaba:Yana nuna yadda fitarwar haske ke ƙaruwa tare da halin yanzu, yawanci a cikin hanyar da ba ta da layi, yana nuna mahimmancin ƙa'idar halin yanzu.
• Dangantakar Ƙarfin Hasken Gani da Zafin Yanayi:Yana nuna mummunan ƙimar zafin jiki na fitarwar haske; ƙarfin yana raguwa yayin da zafin yanayi ya tashi.
• Ƙarfin Gaba da Halin Gaba na Gaba:Yana kwatanta halayen I-V na diode, wanda ke da mahimmanci don ƙididdige ƙimar resistor na jerin.
• Rarraba Hasken:Jadawali da ke nuna ƙarfin hasken dangi a tsawon tsawon tsakiya, wanda ya ta'allaka ne a kusa da matsakaicin tsawon tsakiya na ~468nm tare da rabin faɗi na halaye.

5. Bayanin Injiniya da Kunshin

5.1 Girman Bayani

Na'urar tana amfani da daidaitaccen fitilar LED T-1 (3mm) wacce ke cikin murfin kusurwa dama na baƙar fata. Muhimman bayanan girma sun haɗa da:

• Duk girmansu ana bayar da su a cikin millimeters, tare da tolerancin ±0.25mm sai dai idan an ƙayyade su.
• Kayan gida shine filastik baƙar fata.
• LED ɗin kansa yana da ruwan tabarau blue mai yaduwa.

5.2 Gano Halayen Ƙarfi

Jagoran cathode ana gano shi ta wurin filaye a kan ruwan tabarau na LED, gajeren jagora (idan mai amfani ya gyara shi daidai), ko alama akan gida. Koyaushe koma ga cikakken zanen bayani don tabbataccen gano halayen ƙarfi.

5.3 Ƙayyadaddun Kunshin

Ana samar da LED ɗin a cikin kunshin gabaɗaya. Ƙayyadaddun kunshin ya ƙididdige adadin kowane akwati na ciki (an sake gyara zuwa 4,200 guda/na ciki) da tsarin babban akwatin gabaɗaya, gami da girma da nauyi mai yawa don tsarin dabaru.

6. Jagororin Solder da Haɗawa

6.1 Yanayin Ajiya

Don mafi kyawun rayuwar shiryayye, ajiye LED ɗin a cikin yanayi wanda bai wuce 30°C da 70% zafi ba. Idan an cire shi daga ainihin jakar shinge na danshi, yi amfani da shi a cikin watanni uku. Don tsawaita ajiya a waje da ainihin kunshin, yi amfani da akwati mai rufewa tare da busassun abu ko yanayin nitrogen.

6.2 Siffantar Jagora

Idan jagororin suna buƙatar lanƙwasa, yi wannan aikinkafinsolder kuma a yanayin zafin ɗaki na al'ada. Lanƙwasa jagororin a wani wuri aƙalla 3mm daga gindin ruwan tabarau na LED. Kada ka yi amfani da gindin firam ɗin jagora azaman fulcrum. Aiwatar da mafi ƙarancin ƙarfin damƙa yayin shigar PCB don guje wa damuwa na injiniya.

6.3 Tsarin Solder

Mahimmanci:Kiyaye mafi ƙarancin tsabta na 2mm daga gindin ruwan tabarau/mai riƙe zuwa wurin solder. Kada ka nutsar da ruwan tabarau/mai riƙe a cikin solder.

• Solder na Hannu (Ƙarfe):Matsakaicin zafin jiki 350°C na matsakaicin 3 seconds (sau ɗaya kawai).
• Solder Wave:Yi pre-heat zuwa matsakaicin 100°C har zuwa 60 seconds. Zafin jiki na solder wave ya kamata ya zama matsakaicin 260°C na matsakaicin 5 seconds. Tabbatar cewa an sanya na'urar ta yadda solder wave ba za ta zo cikin 2mm na gindin ruwan tabarau/mai riƙe ba.
• Muhimmin Bayanin Kula:Solder na sake karkatar da IRbaya dace da wannan samfurin LED na ramin tsaka. Yawan zafi ko lokaci na iya haifar da nakasar ruwan tabarau ko gazawar bala'i.

6.4 Tsaftacewa

Idan tsaftacewa ya zama dole, yi amfani da kaushi na barasa kamar isopropyl alcohol. Guji masu tsaftacewa masu tsauri ko masu gogewa.

7. Shawarwari na Aikace-aikace da La'akari da Ƙira

7.1 Hanyar Tuƙi

LED ɗin na'urori ne masu aiki da halin yanzu. Don tabbatar da daidaiton haske lokacin amfani da LED ɗin da yawa, yana dashawara mai ƙarfidon tuƙi kowane LED tare da nasa resistor mai iyakance halin yanzu wanda aka haɗa a cikin jerin (Tsarin Kewaye A). Haɗa LED ɗin kai tsaye a cikin layi daya (Tsarin Kewaye B) ba a ba da shawarar ba saboda bambance-bambance a cikin halayen ƙarfin gaba (VF), wanda zai haifar da rashin daidaiton rabon halin yanzu don haka rashin daidaiton haske.

7.2 Kariya daga Zubar da Wutar Lantarki (ESD)

Wannan LED yana da saukin lalacewa daga zubar da wutar lantarki. Ai wadannan matakan sarrafa ESD a cikin wurin sarrafawa da haɗawa:

• Ma'aikatan dole ne su sanya bel ɗin wuyan hannu ko safar hannu masu hana wutar lantarki.
• Duk kayan aiki, wuraren aiki, da rakunan ajiya dole ne a kafa su da kyau.
• Yi amfani da masu ionizer don kawar da cajin tsaye wanda zai iya taruwa akan ruwan tabarau na filastik yayin sarrafawa.
• Tabbatar cewa an horar da ma'aikata a cikin hanyoyin rigakafin ESD.

7.3 Gudanar da Zafi

Duk da cewa rushewar wutar lantarki yana da ƙasa kaɗan (78mW matsakaici), yin aiki a iyakar sama na kewayon zafin jiki (+85°C) zai rage fitarwar haske sosai, kamar yadda aka nuna a cikin lanƙwasa halayen zafin jiki. Don daidaitaccen aiki na dogon lokaci, ƙira don isasshen iska kuma guji sanya LED kusa da wasu abubuwan da ke haifar da zafi.

8. Kwatancen Fasaha da Bambance-bambance

Wannan fitilar LED ta ramin tsaka ta bambanta kanta ta hanyar haɗaɗɗen mai riƙe na baƙar fata mai kusurwa dama, wanda ke sauƙaƙa haɗawa kuma yana inganta bambancin gani idan aka kwatanta da daidaitattun LED ɗin radial da aka ɗora a cikin keɓaɓɓun yankakke ko tsayawa. Ƙayyadaddun rarrabawa don duka ƙarfi da tsawon tsawon tsakiya yana ba masu ƙira aikin da ake iya hasashe don aikace-aikacen da ke buƙatar daidaitawar launi ko haske a cikin alamomi da yawa. Daidaitonsa tare da daidaitattun hanyoyin solder na wave da na hannu ya sa ya dace da faɗin kewayon hanyoyin samar da kayan lantarki na yau da kullun.

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

9.1 Menene bambanci tsakanin Matsakaicin Tsawon Tsawon Tsakiya da Matsakaicin Tsawon Tsawon Tsakiya?

Matsakaicin Tsawon Tsawon Tsakiya (λP) shine tsawon tsawon tsakiya na zahiri inda ƙarfin hasken da aka fitar ya fi girma. Matsakaicin Tsawon Tsawon Tsakiya (λd) shine adadi na launi wanda aka samo daga zanen launi na CIE; shi ne tsawon tsawon tsakiya guda ɗaya wanda idon ɗan adam ya gane ya dace da launin tushen. Don tushen launi ɗaya kamar wannan LED blue, yawanci suna kusa sosai (468nm da 470nm).

9.2 Zan iya tuƙa wannan LED a 30mA don mafi girman haske?

A'a. Matsakaicin Ƙimar Iyaka don Halin Gaba na DC shine 20mA. Wuce wannan ƙimar yana haifar da haɗarin rage rayuwar na'urar ko haifar da gazawar nan take saboda yawan zafi ko damuwa na halin yanzu.

9.3 Ta yaya zan iya ƙididdige ƙimar resistor na jerin?

Yi amfani da Dokar Ohm: R = (Vsupply - VF) / IF. Misali, tare da samar da 5V (Vsupply), VF na al'ada na 3.2V, da IF da ake so na 20mA (0.02A): R = (5 - 3.2) / 0.02 = 90 Ohms. Koyaushe yi amfani da matsakaicin VF daga takardar bayanin (3.8V) don ƙira mai ra'ayin mazan jiya don tabbatar da cewa halin yanzu bai wuce iyaka ba: R_min = (5 - 3.8) / 0.02 = 60 Ohms. Zaɓi daidaitaccen ƙimar resistor tsakanin 60 da 90 Ohms, la'akari da ƙimar wutar lantarki (P = IF² * R).

9.4 Shin wannan LED ya dace da amfani a waje?

Takardar bayanin ta bayyana cewa LED yana da kyau ga alamun cikin gida da waje. Duk da haka, kewayon zafin aiki shine -30°C zuwa +85°C. Don munanan yanayi na waje tare da hasken rana kai tsaye, fallasa UV, ko faɗuwar zafin jiki, dole ne a tantance takamaiman shigarwa (ɗaki, rufewa) don tabbatar da cewa zafin yanayi na gida a kusa da LED ya kasance cikin ƙayyadaddun bayanai kuma kayan suna da juriya ga yanayi.

10. Ƙirar Aiki da Misalin Amfani

Yanayi: Ƙirar allon nuna matsayi don kayan aikin masana'antu.Ana buƙatar alamomi blue da yawa don nuna "tsarin aiki," "an kafa hanyar sadarwa," da "yanayin kuskure." Amfani da LED LTL42FTBR3DH183Y:

1. Zaɓin Rarrabawa:Ƙayyade Rarrabawar R don ƙarfin hasken gani (1500-1900mcd) da Rarrabawar B08 don matsakaicin tsawon tsawon tsakiya (465-470nm) don tabbatar da cewa duk alamun da ke kan allon suna da daidaitaccen haske da launi.
2. Ƙirar Kewaye:Ƙirar kewayen tuƙi don samar da DC 24V. Amfani da matsakaicin VF na 3.8V da IF=20mA, resistor na jerin shine R = (24V - 3.8V) / 0.02A = 1010 Ohms. 1kΩ, resistor 1/4W ya dace. Kowane LED yana da nasa resistor.
3. Shimfidar PCB:Sanya ramukan ɗora LED bisa ga zanen injiniya. Tabbatar da wurin kiyayewa aƙalla 2mm a kusa da gindin LED don tsabtar solder.
4. Tsarin Haɗawa:Yayin haɗawa, masu aiki suna bin ƙa'idodin ESD. Ana shigar da LED ɗin, ana solder jagororin ta amfani da bayanin da aka ƙayyade, yana tabbatar da cewa solder ba ya yin wicking sosai. Ba a buƙatar tsaftacewa bayan solder.

11. Gabatarwar Ka'idar Aiki

Wannan na'urar ita ce Diode Mai Fitinar Hasken (LED). Tana aiki bisa ka'idar electroluminescence a cikin kayan semiconductor (InGaN - Indium Gallium Nitride don hasken blue). Lokacin da aka yi amfani da ƙarfin gaba a kan mahaɗar p-n, electrons da ramuka suna sake haɗuwa, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman ƙarfin bandgap na kayan InGaN yana ƙayyade tsawon tsawon tsakiya (launi) na hasken da aka fitar, wanda a wannan yanayin yana cikin yankin blue (~470nm). Ruwan tabarau mai yaduwa da siffar gidan baƙar fata suna siffanta hasken da aka fitar.

12. Trends na Fasaha (Hangen Nesa Na Haƙiƙa)

Fasahar LED ta ramin tsaka wacce wannan samfurin ke wakilta ita ce cikakkiyar mafita kuma an karɓe ta sosai don aikace-aikacen nuni. Trends na masana'antu na yanzu suna nuna sauyi sannu a hankali zuwa na'urorin LED na Surface-Mount Device (SMD) don yawancin sabbin ƙira saboda ƙarancin ƙafafunsu, dacewa don haɗawar zaɓe da wuri ta atomatik, kuma galibi ƙananan bayani. Duk da haka, LED ɗin ramin tsaka sun kasance masu dacewa a cikin aikace-aikacen da ke buƙatar mafi girman ƙarfin injiniya, sauƙin haɗawa/rework na hannu, ko inda takamaiman halayen gani na kunshin ruwan tabarau a cikin mai riƙe suke da fa'ida. Ci gaba yana ci gaba a cikin inganci (lumens kowace watt) da daidaiton launi na guntu na semiconductor da ake amfani da su a cikin kowane nau'in kunshin LED.