Bayanin Fasaha na LTL307GC5D LED Kore Mai Watsawa - Kunshin T-1 3/4 - 2.6V Matsakaici - 75mW - Takardar Fasaha ta Hausa

1. Bayanin Samfur

LTL307GC5D LED kore ne mai watsawa, wanda aka ƙera don hawa ta hanyar rami akan allunan da'ira (PCBs) ko bangarori. Yana amfani da kayan semiconductor na AlInGaP (Aluminum Indium Gallium Phosphide) a matsayin tushen haske, wanda aka sani da samar da hasken kore mai inganci da haske. Na'urar tana cikin sanannen kuma mai dacewa da diamita na kunshin T-1 3/4, wanda ya sa ya dace da fa'idodi masu yawa na nuni da haske inda ake son fitar da haske mai watsawa da faɗin kusurwa.

Muhimman fa'idodin wannan samfurin sun haɗa da fitar da ƙarfin haske mai girma dangane da ƙarancin amfani da wutar lantarki, wanda ke haifar da ingantacciyar inganci. An ƙera shi don ya dace da haɗaɗɗun da'irori (ICs) saboda ƙarancin buƙatun halin yanzu. Bugu da ƙari, an ƙera samfurin don ya zama mai dacewa da muhalli, kasancewar ba shi da gubar (Pb) kuma ya bi ka'idodin RoHS (Ƙuntata Abubuwa Masu Haɗari). Hakanan an rarraba shi azaman samfurin da ba shi da halogen, tare da abun ciki na chlorine (Cl) da bromine (Br) an kiyaye su ƙasa da ƙayyadaddun iyaka (Cl<900 ppm, Br<900 ppm, Cl+Br<1500 ppm).

2. Matsakaicin Matsakaicin Ƙimar

Waɗannan ƙimar suna ayyana iyakokin da za su iya haifar da lalacewa na dindindin ga na'urar. An ƙayyade su a yanayin zafin muhalli (T_A) na 25°C. Ba a ba da shawarar aiki a ko kusa da waɗannan iyakokin na tsawon lokaci kuma zai shafi amincin.

• Rushewar Wutar Lantarki (P_D):75 mW. Wannan shine matsakaicin jimlar wutar lantarki da na'urar za ta iya watsawa cikin aminci a matsayin zafi.
• Matsakaicin Halin Yanzu na Gaba (I_F(PEAK)):60 mA. Wannan matsakaicin halin yanzu an yarda da shi kawai a ƙarƙashin yanayin bugun jini tare da cikakken aiki na 1/10 da faɗin bugun jini na 0.1 ms.
• Halin Yanzu na DC Gaba (I_F):20 mA. Wannan shine matsakaicin ci gaba da halin yanzu da aka ba da shawarar don aiki mai aminci.
• Kewayon Zafin Aiki:-40°C zuwa +85°C. An ƙididdige na'urar don yin aiki a cikin wannan faɗin zafin muhalli.
• Kewayon Zafin Ajiya:-40°C zuwa +100°C. Ana iya adana na'urar a cikin wannan kewayon lokacin da ba a aiki ba.
• Zafin Solder na Jagora:265°C na dakika 5. Wannan ƙimar tana aiki lokacin da ake solder jagororin a wani wuri mai nisan 2.0 mm (0.078 inci) daga jikin LED.

3. Halayen Lantarki da Na Gani

Ana auna waɗannan sigogi masu zuwa a yanayin zafin muhalli na 25°C kuma suna ayyana aikin LED na yau da kullun. Ginshiƙin 'Typ.' yana wakiltar ƙimar da ake tsammani a ƙarƙashin daidaitattun yanayin gwaji, yayin da 'Min.' da 'Max.' suna ayyana iyakokin da aka garant.

3.1 Halayen Gani

• Ƙarfin Hasken (I_V):20-85 mcd (Typ. 30 mcd) a I_F= 10 mA. Wannan shine ma'aunin ƙarfin hasken da ake gani. Garanti ya haɗa da jurewar ±15%. Ana yin ma'auni tare da firikwensin da tacewa wanda ke kusantar da lanƙwasa amsawar ido na CIE photopic.
• Kusurwar Dubawa (2θ_1/2):Digiri 50 (Na yau da kullun). Wannan shine cikakken kusurwar da ƙarfin haske ya ragu zuwa rabin ƙimar axial (akan-axis). Ruwan tabarau mai watsawa yana ba da gudummawa ga wannan faɗin kusurwar dubawa.
• Matsakaicin Tsawon Tsawon Watsawa (λ_P):565 nm (Na yau da kullun). Wannan shine tsawon tsawon raƙuman ruwa wanda rarraba ƙarfin hasken da aka fitar yana kan iyakar sa.
• Matsakaicin Tsawon Tsawon (λ_d):572 nm (Na yau da kullun) a I_F= 10 mA. An samo wannan daga zanen launi na CIE kuma yana wakiltar tsawon tsawon raƙuman ruwa guda ɗaya wanda ya fi bayyana launin hasken da ake gani.
• Rabin Faɗin Layin Bakan (Δλ):11 nm (Na yau da kullun). Wannan shine faɗin bakan da aka auna a rabin matsakaicin ƙarfi (Cikakken Faɗi a Rabin Matsakaici - FWHM).

3.2 Halayen Lantarki

• Ƙarfin Lantarki Gaba (V_F):1.7 V zuwa 2.6 V (Matsakaici) a I_F= 20 mA. Wannan shine raguwar ƙarfin lantarki a kan LED lokacin aiki a ƙayyadaddun halin yanzu.
• Halin Yanzu na Baya (I_R):100 μA (Matsakaici) a V_R= 5 V. Yana da mahimmanci a lura cewa wannan sigogi ne kawai don dalilai na gwaji; ba a ƙera LED don aiki a ƙarƙashin baya ba. Yin amfani da ƙarfin lantarki na baya a cikin da'ira na iya lalata na'urar.

4. Ƙayyadaddun Tsarin Rarrabuwa

Don tabbatar da daidaito a aikace-aikace, ana rarraba LEDs bisa ga ƙarfin hasken da aka auna. LTL307GC5D yana amfani da waɗannan lambobin kwandon, waɗanda aka ayyana a halin yanzu na gwaji na 10 mA. Jurewar kowane iyakar kwandon shine ±15%.

Wannan rarrabuwar yana ba masu ƙira damar zaɓar LEDs tare da takamaiman kewayon haske don aikace-aikacensu, yana taimakawa wajen cimma kamanni iri ɗaya a cikin ƙirar LED da yawa.

5. Ƙayyadaddun Kunshi

Ana samar da LEDs a cikin kunshin daidaitaccen masana'antu don sarrafawa ta atomatik da sarrafa kaya.

• Kunshi na Farko:1000, 500, ko 250 guda a kowace jakar kunshin anti-static.
• Kwandon Ciki:Ana sanya jakunkunan kunshi 8 a cikin kwandon ciki ɗaya, jimlar 8,000 guda.
• Kwandon Waje (Kwandon Jigilar Kaya):Ana shirya kwandon ciki 8 a cikin kwandon waje ɗaya, jimlar 64,000 guda.
• Bayanin ya ƙayyade cewa a kowane kayan jigilar kaya, kawai kunshi na ƙarshe na iya zama kunshin da bai cika ba.

6. Jagororin Aikace-aikace da Sarrafawa

6.1 Amfanin da Ake Nufi da Ajiya

Wannan LED an yi niyya don amfani a cikin kayan lantarki na yau da kullun kamar kayan ofis, na'urorin sadarwa, da na'urorin gida. Don aikace-aikacen da ke buƙatar amincin na musamman inda gazawar za ta iya haifar da rayuwa ko lafiya (misali, jiragen sama, tsarin likita), ana buƙatar tuntuba na musamman kafin amfani. Don ajiya, muhallin bai kamata ya wuce 30°C da 70% zafi ba. LEDs da aka cire daga ainihin kunshinsu ya kamata a yi amfani da su a cikin watanni uku. Don ajiya mai tsayi a waje da ainihin kunshin, ana ba da shawarar ajiya a cikin akwati mai rufi tare da busassun abu ko a cikin yanayin nitrogen.

6.2 Tsaftacewa da Haɗaɗɗun Injiniya

Idan tsaftacewa ya zama dole, kawai abubuwan kaushi masu barasa kamar isopropyl alcohol ne kawai za a yi amfani da su. Yayin da ake ƙirƙirar jagora, wanda dole ne a yi shi a zafin daki kuma kafin solder, ya kamata a yi lanƙwasa aƙalla 3 mm daga gindin ruwan tabarau na LED. Ba za a yi amfani da gindin firam ɗin jagora azaman fulcrum ba. Yayin haɗa PCB, ya kamata a yi amfani da ƙaramin ƙarfi don guje wa damuwa na injiniya akan kunshin LED.

6.3 Tsarin Solder

Dole ne a kiyaye mafi ƙarancin tsabta na 2 mm tsakanin gindin ruwan tabarau da wurin solder. Kada a taɓa tsoma ruwan tabarau cikin solder. Ba za a yi amfani da damuwa na waje ga jagororin yayin da LED yake da zafi daga solder ba. Ana ba da shawarar yanayin solder:

• Ƙarfe na Solder:Matsakaicin zafin jiki 350°C, matsakaicin lokaci dakika 3 (sau ɗaya kawai).
• Solder Wave:Matsakaicin zafin jiki na pre-heat 100°C har zuwa dakika 60, sannan kuma igiyar solder a matsakaicin 265°C har zuwa dakika 5. Wuce waɗannan iyakokin zafin jiki ko lokaci na iya haifar da nakasar ruwan tabarau ko gazawar bala'i.

6.4 Ƙirar Da'irar Tuƙi

LEDs na'urori ne masu sarrafa halin yanzu. Don tabbatar da daidaiton haske lokacin da aka haɗa LEDs da yawa a layi daya, ana ƙarfafa ba da shawarar yin amfani da resistor mai iyakance halin yanzu a jere tare da kowane LED (Samfurin Da'ira A). Tuƙin LEDs da yawa a layi daya kai tsaye daga tushen halin yanzu guda ɗaya (Samfurin Da'ira B) ba a ba da shawarar ba, saboda ɗan bambanci a cikin halayen ƙarfin lantarki na gaba (V_F) tsakanin LEDs ɗaya ɗaya zai haifar da bambance-bambance masu mahimmanci a cikin rabon halin yanzu, saboda haka, haske.

6.5 Kariya daga Zubar da Lantarki (ESD)

LEDs suna da saukin lalacewa daga zubar da lantarki. Don hana lalacewar ESD yayin sarrafawa da haɗawa, ana ba da shawarar waɗannan ayyuka: ma'aikata ya kamata su sa bel ɗin wuyan wuya mai ɗaukar lantarki ko safofin hannu masu hana lantarki; duk kayan aiki, injina, da saman aiki dole ne a kafa su da kyau; kuma ana iya amfani da busar ion don kawar da cajin lantarki wanda zai iya taruwa akan ruwan tabarau na filastik. Hakanan ana nuna lissafin aiki don kiyaye tashar aiki mai aminci, gami da tabbatar da takaddun shaida na ESD ga ma'aikata da alamun da suka dace a wuraren aiki.

7. Bincike na Lanƙwasa Aiki

Bayanin fasaha yana nuni zuwa lanƙwasa aiki na yau da kullun waɗanda ke da mahimmanci don cikakken binciken ƙira. Duk da yake ba a ba da takamaiman zane-zane a cikin ɓangaren rubutun ba, yawanci sun haɗa da:

• Dangantakar Ƙarfin Hasken da Halin Yanzu na Gaba:Yana nuna yadda fitar da haske ke ƙaruwa tare da halin yanzu na tuƙi, sau da yawa yana zama ƙasa da layi a manyan halayen yanzu saboda tasirin dumama.
• Ƙarfin Lantarki Gaba da Halin Yanzu na Gaba:Yana kwatanta halayen I-V na diode, mai mahimmanci don zaɓar ƙimar resistor na jere da ta dace.
• Dangantakar Ƙarfin Hasken da Zafin Muhalli:Yana nuna raguwar fitar da haske yayin da zafin haɗin gwiwa ya tashi, wani muhimmin al'amari don sarrafa zafi.
• Rarraba Ƙarfin Bakan:Zane wanda ke nuna ƙarfin hasken da aka fitar a faɗin tsayin raƙuman ruwa daban-daban, wanda ke tsakiya a kusa da matsakaicin tsawon raƙuman ruwa na 565 nm tare da rabin faɗi na 11 nm.

Ya kamata masu ƙira su tuntubi waɗannan lanƙwasa don fahimtar halayen na'urar a ƙarƙashin yanayin da ba daidai ba (halayen yanzu daban-daban, zafin jiki) da kuma inganta aikace-aikacensu don inganci da tsawon rai.

8. Bayanin Injiniya da Kunshi

LED yana amfani da daidaitaccen kunshin T-1 3/4 (5mm) radial leaded. Muhimman bayanan girma sun haɗa da: duk girma suna cikin millimeters (tare da daidaitattun inci); daidaitaccen jurewa shine ±0.25 mm sai dai idan an lura daban; matsakaicin tsinkaya na resin a ƙarƙashin flange shine 0.6 mm; kuma ana auna tazarar jagora a wurin da jagororin suka fito daga jikin kunshin. Ainihin zanen girma zai ba da ma'auni mai mahimmanci don ƙirar sawun PCB, gami da diamita na jagora, diamita na ruwan tabarau da tsayi, da cikakkun bayanan jirgin sama.

9. Kwatancen Fasaha da Yanayin Aikace-aikace

Mafi mahimmancin bambance-bambancen LTL307GC5D shine fasahar AlInGaP (wanda ke ba da inganci ga hasken kore), ruwan tabarau mai watsawa don faɗin kusurwar dubawa, da kuma bin ka'idodin muhalli na zamani (RoHS, maras halogen). Idan aka kwatanta da tsofaffin fasahohi kamar GaP, AlInGaP yana ba da haske mafi girma da inganci. Yanayin aikace-aikace na yau da kullun sun haɗa da alamomin matsayi akan kayan lantarki na mabukaci, alamomin panel akan kayan aikin masana'antu, hasken baya ga almara akan maɓalli ko bangarori, da siginar gabaɗaya inda ake buƙatar hasken kore mai laushi, mara haske. Ƙirar ta ta hanyar rami ta sa ta dace da tsarin haɗawa ta atomatik da na hannu.

10. Abubuwan Tunani na Ƙira da Tambayoyin da ake yawan yi (FAQs)

Q: Wane ƙimar resistor ne ya kamata in yi amfani da shi tare da samar da wutar lantarki 5V?

A: Ta amfani da matsakaicin ƙarfin lantarki na gaba (V_F) na ~2.1V a 10mA (don kwandon 3Z), ƙimar resistor R = (V_samarwa- V_F) / I_F= (5 - 2.1) / 0.01 = 290 Ω. Daidaitaccen resistor na 300 Ω zai dace. Koyaushe ku lissafta bisa ainihin ƙarfin lantarkin ku da halin yanzu da kuke so.

Q: Shin zan iya tuƙa wannan LED a 20mA akai-akai?

A: Ee, 20mA shine matsakaicin halin yanzu na DC da aka ba da shawarar. Duk da haka, yin aiki a matsakaicin halin yanzu zai haifar da ƙarin zafi kuma yana iya rage tsawon rai. Don mafi kyawun tsawon rai da inganci, tuƙi a 10-15mA sau da yawa ya fi dacewa.

Q: Ta yaya zafin jiki ke shafar aiki?

A: Yayin da zafin muhalli ya ƙaru, ƙarfin haske zai ragu, kuma ƙarfin lantarki na gaba yawanci zai ragu kaɗan. Don daidaiton haske a cikin yanayi mai zafi, sarrafa zafi ko diyya na halin yanzu na iya zama dole.

Q: Me ya sa resistor na jere ya zama dole?

A> Dangantakar halin yanzu da ƙarfin lantarki na LED tana da ƙarfi. Ƙananan ƙaruwa a cikin ƙarfin lantarki yana haifar da babban ƙaruwa a cikin halin yanzu. Resistor na jere yana ba da ra'ayi mara kyau, yana daidaita halin yanzu akan bambance-bambance a cikin ƙarfin lantarki da ƙarfin lantarki na gaba na LED, wanda zai iya bambanta daga na'ura zuwa na'ura kuma tare da zafin jiki.

11. Ka'idojin Aiki da Trends

LTL307GC5D yana aiki akan ka'idar electroluminescence a cikin haɗin gwiwar p-n semiconductor. Lokacin da aka yi amfani da ƙarfin lantarki na gaba, ana shigar da electrons da ramuka cikin yanki mai aiki (Layer AlInGaP) inda suke sake haɗuwa, suna sakin makamashi a cikin nau'in photons. Takamaiman abun ciki na gawa na AlInGaP yana ƙayyade ƙarfin bandgap don haka tsawon raƙuman ruwa (launi) na hasken da aka fitar, a wannan yanayin, kore. Ruwan tabarau na epoxy mai watsawa yana watsa hasken, yana haifar da faɗi, mafi daidaitaccen kusurwar dubawa idan aka kwatanta da ruwan tabarau mai tsabta. Wani abu a cikin fasahar LED shine ci gaba da inganta ingancin haske (lumens a kowace watt), wanda ke haifar da ci gaba a cikin girma na epitaxial, ƙirar guntu, da ingancin kunshi. Hakanan akwai ƙwararren turawa a cikin masana'antu gabaɗaya zuwa ga mafi girman aminci, ƙuntataccen jurewar aiki, da cikakken bin ka'idodin muhalli.