Bayanin LED Fitila 264-7UYD/S530-A3 - Rawaya Mai Haske - 20mA - 125mcd - Takardar Fasaha ta Hausa

1. Bayanin Samfur

Wannan takarda tana ba da cikakken ƙayyadaddun fasaha na fitilar LED mai haske mai girman 5mm. An ƙera shi don dogaro da aiki mai kyau, wannan kayan yana dacewa da aikace-aikace daban-daban na nuni da hasken baya a cikin na'urorin lantarki na mabukaci. LED yana da ruwan tabarau na epoxy mai rawaya wanda ke ba da faɗin kusurwar kallo mai daidaito.

1.1 Fa'idodi na Asali da Kasuwar Da Ake Nufi

Babban fa'idodin wannan jerin LED sun haɗa da mafi girman fitar da haske da zaɓin kusurwoyin kallo daban-daban don dacewa da buƙatun aikace-aikace daban-daban. Ana samunsa akan tef da reel don haɗawa ta atomatik, yana haɓaka ingancin samarwa. Samfurin ya bi ka'idojin RoHS kuma ba shi da gubar. Ƙirar sa mai ƙarfi tana tabbatar da aiki mai dogaro. Aikace-aikacen da ake nufi suna cikin sashin na'urorin lantarki na mabukaci, gami da amfani a cikin talabijin, na'urorin lura da kwamfuta, wayoyi, da kayan aikin kwamfuta gabaɗaya inda ake buƙatar bayyananniyar alamar yanayi mai haske.

2. Bincike Mai Zurfi na Ma'aunin Fasaha

Wannan sashe yana ba da cikakken fassarar ma'auni mahimman na lantarki, haske, da zafi da aka ayyana a cikin takardar bayanai.

2.1 Madaidaicin Iyaka Gabaɗaya

Madaidaicin Iyaka Gabaɗaya suna ayyana iyakokin damuwa waɗanda sama da su lalacewa na dindindin na na'urar zai iya faruwa. Waɗannan ba shawarar yanayin aiki ba ne.

• Ci gaba da Ƙarfin Gaba (IF):25 mA. Wucewa wannan ƙarfin, musamman ba tare da isasshen hanyar sanyaya ba, zai iya haifar da raguwar cikin LED na ciki cikin sauri da raguwar haske na dindindin.
• Kololuwar Ƙarfin Gaba (IFP):60 mA (a cikin zagayowar aiki na 1/10 da 1 kHz). Wannan ƙimar tana ba da damar ɗigon ƙarfin gajeriyar lokaci, wanda zai iya zama da amfani ga da'irori masu yawa ko samun kololuwar haske na ɗan lokaci. An haramta ci gaba da aiki a wannan ƙarfin ko kusa da shi.
• Ƙarfin Juyawa (VR):5 V. Yin amfani da ƙarfin juyawa mafi girma fiye da wannan zai iya haifar da rushewar PN junction na LED kwatsam.
• Rushewar Wutar Lantarki (Pd):60 mW. Wannan shine iyakar ƙarfin da kunshin zai iya watsa azaman zafi. Ainihin ƙarfin da aka watsa shine VF * IF. A madaidaicin ƙarfin gaba na 2.0V da madaidaicin ci gaba da ƙarfin 25mA, ƙarfin shine 50mW, yana barin ɗan ƙaramin aminci.
• Yanayin Aiki & Ajiya:-40°C zuwa +85°C da -40°C zuwa +100°C, bi da bi. Waɗannan iyakoki suna ayyana iyakokin muhalli don aiki mai dogaro da ajiyar aiki.
• Zazzabin Solder:260°C na dakika 5. Wannan yana ayyana matsakaicin yanayin zafi da kunshin LED zai iya jurewa yayin ayyukan solder na igiyar ruwa ko sake kwarara.

2.2 Halayen Lantarki da Haske

Ana auna waɗannan ma'auni a ƙarƙashin daidaitattun yanayin gwaji (Ta=25°C, IF=20mA) kuma suna ayyana aikin al'ada na na'urar.

• Ƙarfin Hasken (Iv):63 mcd (Mafi ƙanƙanta), 125 mcd (Al'ada). Wannan shine ma'aunin hasken da idon ɗan adam ya gani. Madaidaicin ƙimar 125 mcd yana nuna fitar da haske mai girma don LED 5mm na al'ada. Madaidaicin ƙimar da aka garant shine 63 mcd.
• Kusurwar Kallo (2θ1/2):60° (Al'ada). Wannan shine cikakken kusurwar da ƙarfin haske ya ragu zuwa rabin ƙimar kololuwar sa (a kan-axis). Kusurwar 60° tana ba da daidaito mai kyau tsakanin hasken da aka mayar da hankali da faɗin ganuwa.
• Kololuwar Tsawon Zango (λp):591 nm (Al'ada). Wannan shine tsawon zango wanda rarraba ƙarfin haske na fitar da haske ya fi girma. Don LED mai haske rawaya, wannan yana faɗowa a yankin rawaya-orange na bakan gani.
• Matsakaicin Tsawon Zango (λd):589 nm (Al'ada). Wannan shine tsawon zango guda ɗaya wanda idon ɗan adam ya gane wanda ya fi dacewa da launin LED. Shi ne ma'auni mai mahimmanci don ƙayyadaddun launi.
• Ƙarfin Gaba (VF):1.7V (Mafi ƙanƙanta), 2.0V (Al'ada), 2.4V (Mafi girma) a 20mA. Ƙarfin gaba yana da ƙimar zafi mara kyau (yana raguwa yayin da zafi ya ƙaru). Dole ne ƙirar da'ira ta yi la'akari da bambancin daga 1.7V zuwa 2.4V don tabbatar da daidaitaccen ƙayyadaddun ƙarfin.
• Ƙarfin Juyawa (IR):10 μA (Mafi girma) a VR=5V. Ƙaramin ƙarfin ɓarna al'ada ce. Wucewa madaidaicin ƙarfin juyawa zai sa wannan ƙarfin ya ƙaru sosai.

3. Binciken Lankwasa Ayyuka

Takardar bayanai tana ba da lankwasu halaye da yawa waɗanda ke da mahimmanci don fahimtar halayen LED a ƙarƙashin yanayin aiki daban-daban.

3.1 Ƙarfin Dangi vs. Tsawon Zango

Wannan lankwasa rarraba bakan tana nuna fitar da haske azaman aiki na tsawon zango. Don wannan LED mai haske rawaya, lankwasa zai sami kololuwa guda ɗaya, a tsakiya kusan 591 nm (al'ada) tare da madaidaicin faɗin bakan (Δλ) na 15 nm. Wannan yana nuna launin rawaya mai tsafta ba tare da fitar da haske mai mahimmanci a wasu rukunin launuka ba.

3.2 Tsarin Jagora

Lankwasa jagora (ko tsarin radiation) yana kwatanta yadda ƙarfin haske ya bambanta da kusurwa daga axis na tsakiya. Madaidaicin kusurwar kallo na 60° (2θ1/2) yana nufin ƙarfin shine 50% na ƙimar sa akan-axis a ±30° daga tsakiya. Siffar wannan lankwasa tana tasiri ta hanyar ruwan tabarau na epoxy mai yaduwa, wanda ke watsa haske don ƙirar madaidaicin mazugi na kallo idan aka kwatanta da ruwan tabarau mai tsabta.

3.3 Ƙarfin Gaba vs. Ƙarfin Gaba (Lankwasa IV)

Wannan lankwasa yana nuna alaƙar ƙarfin gaba (VF) da ƙarfin gaba (IF). Don LED na al'ada, ƙaramin ƙaruwa a cikin ƙarfin fiye da bakin kofa (kusan 1.7V don wannan na'urar) yana haifar da babban ƙaruwa a cikin ƙarfin. Wannan shine dalilin da yasa LED kusan koyaushe ana tuƙa su ta hanyar tushen ƙarfin akai, ba tushen ƙarfin akai ba, don hana guduwar zafi.

3.4 Ƙarfin Dangi vs. Ƙarfin Gaba

Wannan jadawali yana nuna cewa fitar da haske (ƙarfin haske) yana da kusan daidai da ƙarfin gaba a cikin kewayon aiki na al'ada (misali, har zuwa 20-25mA). Duk da haka, inganci (lumens kowace watt) na iya raguwa a ƙarfin ƙarfi sosai saboda ƙaruwar samar da zafi.

3.5 Lankwasa Dogaro da Zazzabi

Ƙarfin Dangi vs. Yanayin Yanayi:Fitar da haske na LED yana raguwa yayin da zafin haɗin gwiwa ya ƙaru. Wannan lankwasa yana ƙididdige wannan raguwa. Don LED rawaya na tushen AlGaInP, fitarwa na iya faɗuwa sosai a yanayin zafi mai girma (misali, sama da 60-70°C).
Ƙarfin Gaba vs. Yanayin Yanayi:Wataƙila wannan lankwasa yana nuna madaidaicin ƙarfin gaba da aka yarda azaman aiki na yanayin yanayi don ci gaba da kasancewa cikin iyakar rushewar wutar lantarki (Pd). Yayin da yanayin yanayi ya tashi, dole ne a rage madaidaicin ƙarfin aiki mai aminci don hana zafin haɗin gwiwa ya wuce madaidaicin ƙimar sa.

4. Bayanin Injiniya da Kunshin

4.1 Girman Kunshin

LED yana cikin daidaitaccen kunshin radial mai igwa 5mm. Muhimman bayanan girma daga takardar bayanai sun haɗa da: Duk girmansu suna cikin milimita (mm). Tsayin flange (lebur a gindin dome) dole ne ya zama ƙasa da 1.5mm. Sai dai idan an faɗi, madaidaicin jurewa gabaɗaya don girma shine ±0.25mm. Cikakken zane yana nuna tazarar jagora, diamita na jiki, tsayin gabaɗaya, da tsayin jagora da diamita, waɗanda ke da mahimmanci don ƙirar sawun PCB da haɗawa.

4.2 Gano Polarity

Don LED masu igwa na radial, ana gano cathode ta hanyar wuri mai lebur a gefen ruwan tabarau na filastik da/ko ta hanyar gajeriyar tsayin jagora. Zanen girma na takardar bayanai ya kamata ya nuna a fili wanne jagora ne cathode. Dole ne a kiyaye daidaitaccen polarity yayin haɗawar da'ira.

5. Jagororin Solder da Haɗawa

Daidaitaccen sarrafawa yana da mahimmanci don kiyaye aikin LED da dogaro.

5.1 Siffantar Igwa

• Lankwasa igwa a wuri aƙalla 3mm daga gindin kwan fitila na epoxy.
• Yi siffantar igwakafin soldering.
• Kauce wa yin damuwa ga kunshin LED ko gindinsa yayin lankwasa.
• Yanke igwa a yanayin daki, ba lokacin zafi ba.
• Tabbatar da ramukan PCB sun yi daidai da igwan LED don guje wa damuwar hawa.

5.2 Yanayin Ajiya

• Ajiye a ≤30°C da ≤70% Yanayin ɗanɗano (RH) lokacin karɓa. Rayuwar shiryayye a ƙarƙashin waɗannan yanayi shine watanni 3.
• Don ajiya mai tsawo (har zuwa shekara 1), yi amfani da akwati mai rufi tare da yanayin nitrogen da abin bushewa.
• Kauce wa saurin canjin zafi a cikin yanayi mai ɗanɗano don hana hazo.

5.3 Tsarin Solder

Dokar Gabaɗaya:Kiyaye mafi ƙaramin nisa na 3mm daga haɗin solder zuwa kwan fitilar epoxy.
Solder da Hannu:Zazzabin ƙarshen guga: 300°C Mafi girma (guga 30W mafi girma). Lokacin solder: dakika 3 Mafi girma kowace jagora.
Solder na Igwa/Ɗip:Zazzabin preheat: 100°C Mafi girma (dakika 60 Mafi girma). Zazzabin wanka na solder: 260°C Mafi girma. Lokacin zama a cikin solder: dakika 5 Mafi girma.
Bayanan martaba:An ba da shawarar yanayin zafin solder, yana mai da hankali kan sarrafa haɓaka, riƙe zafin kololuwa, da sarrafa sanyaya. Ba a ba da shawarar tsarin sanyaya mai sauri ba.
Mahimmanci:Kauce wa damuwa akan igwa yayin matakan zafi mai girma. Kada ku solder na'urar fiye da sau ɗaya ta hanyar ɗip ko hanyoyin solder da hannu. Kare LED daga girgiza na injiniya har sai ya dawo yanayin daki bayan solder.

5.4 Tsaftacewa

Idan tsaftacewa ya zama dole, yi amfani da barasa na isopropyl a yanayin daki ba fiye da minti ɗaya ba. Bushe a yanayin daki. Gabaɗaya ba a ba da shawarar tsaftacewa ta ultrasonic ba. Idan ya zama dole sosai, dole ne a fara cancanta da sigoginsa (wutar lantarki, lokaci) don tabbatar da cewa babu lalacewa da ya faru.

5.5 Gudanar da Zafi

Daidaitaccen sarrafa zafi yana da mahimmanci ga tsawon rayuwar LED da kwanciyar hankali na fitar da haske. Ya kamata a rage ƙarfin da ya dace a yanayin zafi mafi girma, kamar yadda lankwasa ragewa ta nuna. Yayin lokacin ƙirar aikace-aikace, yi la'akari da rushewar wutar lantarki na LED kuma tabbatar da isasshen sanyaya ko iska idan ana aiki kusa da madaidaicin iyaka.

6. Bayanin Kunshin da Oda

6.1 Ƙayyadaddun Tattarawa

Ana tattara LED a cikin kayan da ba su da ɗanɗano, masu hana tashin hankali don kare su daga fitar da tashin hankali (ESD) da ɗanɗano. Matsayin tattarawa shine kamar haka: Ana sanya LED a cikin jakunkuna masu hana tashin hankali. Aƙalla guda 200 zuwa 1000 ana tattara su a kowace jaka. Ana sanya jakunkuna huɗu a cikin akwati ɗaya na ciki. Ana tattara akwatuna goma na ciki a cikin babban akwati (waje) ɗaya.

6.2 Bayanin Lakabi

Lakabi akan kunshin sun ƙunshi mahimman bayanai: CPN (Lambar Sashen Abokin Ciniki), P/N (Lambar Sashen Masana'anta: 264-7UYD/S530-A3), QTY (Yawan Tattarawa), CAT (Matsayi/Bin), HUE (Matsakaicin Tsawon Zango), REF (Tunani), da LOT No (Lambar Lot don bin diddigin).

7. Bayanan Aikace-aikace da Abubuwan Ɗauka

7.1 Da'irorin Aikace-aikace na Al'ada

LED suna buƙatar iyakance ƙarfin. Mafi sauƙin hanya ita ce resistor na jerin. Ana ƙididdige ƙimar resistor (R) kamar haka: R = (Vsupply - VF) / IF. Misali, tare da wadata na 5V, VF na al'ada na 2.0V, da IF da ake so na 20mA: R = (5V - 2.0V) / 0.020A = 150 Ohms. Ya kamata ƙimar ƙarfin resistor ya zama aƙalla (5V-2.0V)*0.020A = 0.06W (resistor 1/8W ko 1/4W ya dace). Don daidaito ko kwanciyar hankali, ana ba da shawarar da'irar direba mai ƙarfin akai.

7.2 Abubuwan Ɗauka na Zane

• Ƙarfin Tuƙi:Koyaushe yi amfani da tushen ƙarfin akai ko resistor mai iyakance ƙarfin. Kada ku haɗa kai tsaye zuwa tushen ƙarfin lantarki.
• Bambancin Ƙarfin Lantarki:Yi la'akari da kewayon ƙarfin gaba (1.7V zuwa 2.4V) a cikin ƙirar ku don tabbatar da cewa an isar da ƙarfin da ake so a cikin duk raka'o'in.
• Zane na Zafi:Don aikace-aikace masu yanayin zafi mai girma ko ci gaba da aiki a ƙarfin ƙarfi, yi la'akari da rage zafi. Bayar da isasshen tazara akan PCB ko yi amfani da heatsink idan ya cancanta.
• Kariyar ESD:Ko da yake ba mai hankali sosai ba, ya kamata a kiyaye matakan kariya na ESD na al'ada yayin haɗawa.

8. Kwatancen Fasaha da Bambance-bambance

Wannan LED mai haske rawaya, dangane da kayan semiconductor na AlGaInP, yana ba da fa'idodi daban-daban. Idan aka kwatanta da tsofaffin fasahar LED rawaya (misali, dangane da GaAsP), AlGaInP yana ba da inganci mai haske sosai, yana haifar da mafi girma haske don ƙarfin tuƙi iri ɗaya. Madaidaicin ƙarfin 125 mcd yana gasa don daidaitaccen kunshin 5mm. Faɗin kusurwar kallo na 60° da aka samu ta hanyar ruwan tabarau mai yaduwa yana sa ya dace da aikace-aikacen da ke buƙatar faɗin ganuwa, sabanin aikace-aikacen hasken da aka mayar da hankali waɗanda za su iya amfani da ruwan tabarau mai tsabta tare da kusurwa mai kunkuntar. Biyayyar sa ga RoHS da ginin maras gubar sun yi daidai da ka'idojin muhalli na zamani.

9. Tambayoyin da Ake Yawan Yi (FAQs)

Q: Zan iya tuƙa wannan LED a 30mA don ƙarin haske?
A: A'a. Madaidaicin Iyaka Gabaɗaya don ci gaba da ƙarfin gaba shine 25 mA. Yin aiki a 30 mA ya wuce wannan ƙimar, wanda zai rage tsawon rayuwar LED sosai kuma yana iya haifar da gazawar nan take saboda yawan zafi.

Q: Ƙarfin gaba na LED na ya auna 1.8V, ba madaidaicin 2.0V ba. Shin wannan al'ada ne?
A: Ee. Takardar bayanai ta ƙayyade kewayon daga 1.7V (Mafi ƙanƙanta) zuwa 2.4V (Mafi girma) a 20mA. Ƙimar 1.8V tana cikin ƙayyadaddun kewayon kuma ana yarda da ita. Ya kamata a ƙera da'irar ku mai iyakance ƙarfin don ɗaukar wannan cikakken kewayon.

Q: Ta yaya zan gano cathode?
A> Nemi alamomin jiki guda biyu: 1) Gajeriyar jagora yawanci cathode ne. 2) Sau da yawa akwai wuri mai lebur a gefen ruwan tabarau na filastik; jagoran da ke kusa da wannan wurin lebur shine cathode.

Q: Zan iya amfani da wannan LED a waje?
A: Kewayon yanayin aiki shine -40°C zuwa +85°C, wanda ya ƙunshi yawancin yanayin waje. Duk da haka, dole ne ku tabbatar da cewa an rufe LED da kyau kuma an kare shi daga fallasa kai tsaye ga ruwa da radiation na UV, wanda zai iya lalata epoxy resin bayan lokaci. Hakanan ana iya buƙatar rage ƙarfin tuƙi a yanayin yanayi mai zafi.

10. Misalin Aikace-aikace na Aiki

Yanayi: Zanen allon nuna yanayi don wani kayan aikin gwaji.
Bukatu:LED rawaya da yawa don nuna yanayin "Jiran Aiki" ko "Hattara". Za a duba allon daga kusurwoyi daban-daban har zuwa digiri 30 daga axis. Ƙarfin wadata shine 3.3V mai ƙayyade.
Matakan Zane:
1. Zaɓin LED:Wannan LED mai haske rawaya tare da kusurwar kallo na 60° ya dace sosai, yana tabbatar da ganuwa a cikin mazugi na kallo da ake buƙata.
2. Saitin Ƙarfin:Zaɓi ƙarfin tuƙi na 20mA don daidaitaccen daidaito na haske da tsawon rai.
3. Ƙididdigar Resistor:Yi amfani da VF mafi girma (2.4V) don ƙirar mafi munin yanayi don tabbatar da cewa ƙarfin bai taɓa wuce 20mA ba. R = (3.3V - 2.4V) / 0.020A = 45 Ohms. Madaidaicin ƙimar daidaitaccen ƙimar shine 47 Ohms.
4. Ƙididdige Ƙarfin Ainihi:Tare da VF na al'ada na 2.0V, IF = (3.3V - 2.0V) / 47 Ohms ≈ 27.7 mA. Wannan yana sama da 25mA mafi girma. Don haka, don amintaccen rufe duk kewayon VF, yi amfani da mafi ƙarancin VF don duba iyakar sama: IF_max = (3.3V - 1.7V) / 47 Ohms ≈ 34 mA. Wannan yana da yawa.
5. Ƙididdigar Sake Bita:Yi ƙira don yanayin al'ada kuma ƙara ɗan gefe. Yi amfani da VF_typ = 2.0V. R = (3.3V - 2.0V) / 0.020A = 65 Ohms. Madaidaicin daidaitaccen ƙimar shine 68 Ohms. Duba: IF_min = (3.3V-2.4V)/68≈13.2mA, IF_typ≈19.1mA, IF_max=(3.3V-1.7V)/68≈23.5mA. Wannan yana kiyaye madaidaicin ƙarfin da zai yiwu a ƙarƙashin iyakar 25mA, yana mai da 68 Ohms zaɓi mai aminci kuma mai dacewa.
6. Shimfidar PCB:Bi girmansu na kunshin don tazarar rami. Tabbatar da cathode (wanda aka gano ta hanyar lebur akan LED da gajeriyar jagora) an haɗa shi da gefen ƙasa na da'ira.