Bayanin SMD LED 15-22/R6G6C-A32/2T - LED Mai Yawan Launuka - 2.0V - 60mW - Takardar Fasaha ta Hausa

1. Bayanin Samfur

Wannan takarda ta cika bayanin ƙayyadaddun fasaha na LED na SMD mai ƙaramin girma, mai launuka daban-daban. An ƙera kayan don hawa mai yawa akan allunan da'ira da aka buga, yana ba da damar ƙananan kayan aikin ƙarshe. Ginin sa mai sauƙi da ƙananan siffa sun sa ya dace da aikace-aikacen da sarari da nauyi suke da matuƙar mahimmanci.

LED yana samuwa a cikin nau'ikan launi guda biyu daban-daban dangane da kayan guntu na semiconductor: ja mai haske (R6) da kore-rawa mai haske (G6). Duk bambance-bambancen suna cikin fakitin gubar da aka tsarkake. Samfurin ya bi ka'idojin masana'antu masu mahimmanci, ciki har da RoHS, EU REACH, da buƙatun marasa halogen, yana tabbatar da dacewarsa don ƙera na'urorin lantarki na zamani.

2. Bincike Mai zurfi na Sigogi na Fasaha

2.1 Matsakaicin Matsakaicin Matsakaici

Ana ƙayyade iyakokin aikin na'urar a ƙarƙashin yanayin zafi na muhalli (Ta) na 25°C. Wucewa waɗannan ƙimar na iya haifar da lalacewa ta dindindin.

• Ƙarfin Lantarki na Baya (VR):5 V. Ana ba da shawarar da'irar kariya idan yanayin ƙarfin lantarki na baya yana yiwuwa.
• Ci gaba da Halin Gaba (IF):Yana dacewa da bayanan sake kunnawa marasa gubar (kololuwar 260°C na dakika 10 matsakaici) da solder na hannu (350°C na dakika 3 matsakaici).
• Kololuwar Halin Gaba (IFP):60 mA, wanda aka yarda da shi a ƙarƙashin yanayin bugun jini (1/10 aikin aiki a 1 kHz).
• Rushewar Wutar Lantarki (Pd):60 mW. Wannan ƙimar tana la'akari da jimillar wutar lantarki da aka canza zuwa zafi da haske.
• Zubar da Lantarki Mai Tsauri (ESD):Yana jure 2000 V bisa ga Tsarin Jikin Mutum (HBM), yana nuna matsakaicin hankali na sarrafawa. Ana buƙatar matakan kariya na ESD na yau da kullun.
• Kewayon Zafin Jiki:Aiki daga -40°C zuwa +85°C; ajiya daga -40°C zuwa +90°C.
• Zafin Solder:Compatible with lead-free reflow profiles (peak of 260°C for 10 seconds max) and hand soldering (350°C for 3 seconds max).

2.2 Halayen Lantarki da Gani

Ana auna sigogi masu mahimmanci na aiki a Ta=25°C da halin gaba (IF) na 20 mA, wanda shine yanayin gwaji na yau da kullun.

• Ƙarfin Hasken (Iv):
  • R6 (Ja): Matsakaicin kewayon daga 45.0 mcd zuwa 112.0 mcd, tare da jurewar ±11%.
  • G6 (Kore-Rawa): Matsakaicin kewayon daga 28.5 mcd zuwa 72.0 mcd, tare da jurewar ±11%.
• Kusurwar Dubawa (2θ1/2):Kusurwa mai faɗi na digiri 140, yana ba da haske mai faɗi wanda ya dace da aikace-aikacen nuni da hasken baya.
• Tsawon Tsawon Tsawon:
  • R6: Tsawon tsawon kololuwa (λp) yawanci 632 nm; Tsawon tsawon rinjaye (λd) tsakanin 617.5 nm da 633.5 nm.
  • G6: Tsawon tsawon kololuwa (λp) yawanci 575 nm; Tsawon tsawon rinjaye (λd) tsakanin 567.5 nm da 577.5 nm.
• Faɗin Bakan (Δλ):Kimanin 20 nm don duka launuka, yana ayyana tsarkakewar bakan.
• Ƙarfin Lantarki na Gaba (VF):Ya bambanta daga 1.70 V zuwa 2.40 V, tare da ƙimar yau da kullun na 2.00 V don duka nau'ikan guntu. Wannan sigogi yana da mahimmanci don lissafin resistor mai iyakancewa.
• Halin Baya (IR):Matsakaicin 10 μA a VR=5V, yana nuna ingantaccen ingancin haɗin gwiwa.

3. Bayanin Tsarin Rarraba

Fitowar hasken LED ta bambanta a zahiri a cikin samarwa. Tsarin rarraba yana rarraba na'urori bisa ga aikin da aka auna don tabbatar da daidaito a cikin rukunin.

3.1 Rarraba Ƙarfin Hasken

An ayyana kwandon kowane nau'in guntu a IF=20mA:

• R6 (Ja):
  • Kwandon P: 45.0 mcd (Mafi ƙanƙanta) zuwa 72.0 mcd (Mafi girma)
  • Kwandon Q: 72.0 mcd (Mafi ƙanƙanta) zuwa 112.0 mcd (Mafi girma)
• G6 (Kore-Rawa):
  • Kwandon N: 28.5 mcd (Mafi ƙanƙanta) zuwa 45.0 mcd (Mafi girma)
  • Kwandon P: 45.0 mcd (Mafi ƙanƙanta) zuwa 72.0 mcd (Mafi girma)

Wannan tsarin yana ba masu ƙira damar zaɓar madaidaicin matakin haske don aikace-aikacensu, daidaita farashi da buƙatun aiki.

4. Bincike Mai zurfi na Lankwasa Aiki

Takardar bayanin ta haɗa da lankwasan halaye na yau da kullun don duka bambance-bambancen R6 da G6. Waɗannan zane-zane suna wakiltar alaƙar tsakanin sigogi masu mahimmanci, suna taimakawa wajen ƙirar da'ira da hasashen aiki.

• Halin Gaba vs. Ƙarfin Lantarki na Gaba (Lankwasa I-V):Wannan lankwasa tana da mahimmanci don tantance wurin aiki da ƙirar da'irar iyakancewa. Vf na yau da kullun na 2.0V yana aiki azaman tushe.
• Ƙarfin Hasken vs. Halin Gaba:Yana nuna yadda fitowar haske ke ƙaruwa tare da halin yanzu. Yin aiki a cikin shawarar 20mA yana tabbatar da ingantaccen inganci da tsawon rai.
• Ƙarfin Hasken vs. Yanayin Yanayi:Yana nuna raguwar zafin jiki na fitowar haske. Aiki yana raguwa yayin da yanayin zafi ya tashi, wanda shine mahimmanci la'akari don ƙira tare da ƙayyadaddun sarrafa zafi.
• Rarraba Bakan:Yana kwatanta ƙarfin dangi a tsawon tsawon tsawon, yana tabbatar da ƙimar kololuwa da rinjaye da faɗin bandwidth na 20nm.

5. Bayanin Injiniya da Fakitin

5.1 Girman Fakitin

Kayan yana da ƙafar SMD na yau da kullun. Zanen girma yana ƙayyade girman jiki, tazarar jagora, da gaba ɗaya geometry tare da jurewar gabaɗaya na ±0.1 mm. Ma'auni masu daidaito suna da mahimmanci don ƙirar kushin PCB da tabbatar da sanya daidai yayin haɗawa.

5.2 Gano Halin Lantarki

Fakitin ya haɗa da alamomi ko fasalin tsari (misali, tsaga, yanki mai yankewa, ko ɗigo) don gano cathode. Madaidaicin alkiblar halin lantarki wajibi ne yayin sanyawa don tabbatar da aikin da'ira daidai da hana lalacewa.

6. Jagororin Solder da Haɗawa

6.1 Bayanin Solder na Sake Kunnawa

An ba da cikakken bayanin zafin jiki mara gubar:

• Dumama Kafin:150–200°C na dakika 60–120.
• Lokaci Sama da Liquidus (217°C):Dakika 60–150.
• Matsakaicin Zafin Jiki:260°C matsakaici, an riƙe shi ba fiye da dakika 10 ba.
• Ƙimar Dumama/Sanyaya:Matsakaicin 6°C/sec dumama da 3°C/sec sanyaya sama da 255°C.

Bai kamata a yi solder na sake kunnawa fiye da sau biyu akan kayan ɗaya ba.

6.2 Solder na Hannu

Idan solder na hannu ya zama dole:

• Yi amfani da ƙarfe na solder tare da zafin ƙarshen ƙasa da 350°C.
• Iyakance lokacin tuntuɓar zuwa dakika 3 kowane tasha.Yi amfani da ƙarfe tare da ƙimar wutar lantarki na 25W ko ƙasa.
• Ba da mafi ƙarancin tazarar dakika 2 tsakanin solder kowane tasha don hana damuwa na zafi.

6.3 Ajiya da Hankalin Danshi

An tattara na'urar a cikin jakar da ke hana danshi tare da busasshiyar abu.

• Kada ku buɗe jakar har sai an shirya don amfani.
• Bayan buɗewa, dole ne a adana sassan 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 an wuce lokacin bayyanawa ko busasshiyar abu ta nuna cikakkiya, ana buƙatar gasa a 60±5°C na awanni 24 kafin sake kunnawa.

7. Bayanin Fakitin da Oda

7.1 Fakitin na Yau da Kullun

Ana samar da LED a cikin kaset ɗin mai ɗaukar hoto mai faɗin mm 8 akan reels masu diamita inci 7. Kowane reel yana ƙunshe da guda 2000. An ba da girman reel, tef, da murfin tef don dacewa da kayan aikin zaɓi da sanyawa ta atomatik.

7.2 Bayanin Alamar

Alamar marufi ta haɗa da lambobi da yawa don bin sawu da ganewa:

• P/N:Lambar Samfur (misali, 15-22/R6G6C-A32/2T).
• QTY:Adadin Tattarawa.
• CAT:Matsayin Ƙarfin Hasken (Lambar Kwandon).
• HUE:Haɗin Haɗin Launi & Matsayin Tsawon Tsawon Rinjaye.
• REF:Matsayin Ƙarfin Lantarki na Gaba.
• LOT No:Lambar Rukunin Masana'antu don bin sawu.

8. Shawarwari na Aikace-aikace

8.1 Yanayin Aikace-aikace na Yau da Kullun

• Hasken Baya:Ya dace da alamomin dashboard, hasken canji, da hasken baya na alama saboda faɗin kusurwar dubawa.
• Kayan Aikin Sadarwa:Alamomin matsayi da hasken baya na maɓalli a cikin na'urori kamar wayoyi da na'urorin faks.
• Hasken Baya na LCD Lede:Ana iya amfani da shi a cikin jeri don ƙananan nuni na LCD, ƙananan bayyanawa.
• Nuni na Gabaɗaya:Duk wani aikace-aikacen da ke buƙatar ƙaramin, amintaccen mai nuni na gani.

8.2 Muhimman Abubuwan Ƙira

• Iyakance Halin Yanzu:Wani resistor na jerin wajewajibi ne kwarai da gaske. Ƙarfin lantarki na gaba yana da kewayon (1.7V–2.4V), kuma ƙaramin canji a cikin wutar lantarki na iya haifar da babban canji, mai yuwuwar lalacewa a cikin halin gaba ba tare da resistor ba. Ana ƙididdige ƙimar resistor (R) ta amfani da Dokar Ohm: R = (V_supply - Vf_typical) / I_desired. Yi amfani da mafi girman Vf don ƙira mai ra'ayin mazan jiya.
• Gudanar da Zafin Jiki:Yayin da raguwar wutar lantarki ta yi ƙasa (60mW), kiyaye zafin haɗin gwiwa a cikin iyakoki shine mabuɗin dogon lokacin aminci. Tabbatar da isasshen yanki na tagulla na PCB ko ramukan zafi idan ana aiki a manyan yanayin zafi ko manyan halaye.
• Kariya ta ESD:Aiwatar da matakan sarrafa ESD na yau da kullun yayin sarrafawa da haɗawa.
• Iyakar Gyara:Guɓe gyara bayan solder na farko. Idan ya zama dole kwarai da gaske, yi amfani da ƙarfe na solder mai kai biyu don dumama tashoshi biyu lokaci guda da rage damuwa na zafi akan fakitin. Tabbatar da aikin bayan gyara.

9. Kwatancen Fasaha da Bambance-bambance

Babban fa'idodin wannan ɓangaren ya samo asali ne daga fasahar fakitin SMD idan aka kwatanta da LED na rami na al'ada:

• Girma da Yawa:Ƙaramin ƙafar ƙafa yana ba da damar yawan abubuwan da aka haɗa akan PCBs, yana haifar da ƙarin ƙananan samfuran ƙarshe.
• Dacewar Sarrafa Kansa:Fakitin tef-da-reel ya dace gaba ɗaya da injunan sanyawa ta atomatik masu sauri, yana rage farashin haɗawa da inganta daidaito.
• Nauyi:Ginin mai sauƙi yana da amfani ga aikace-aikacen ɗaukar hoto da ƙanana.
• Dacewar Tsari:An ƙera shi don daidaitattun hanyoyin sake kunnawa na infrared da tururi, daidaitawa da layukan haɗawa na zamani, marasa gubar.
• Zaɓin Launi Daban-daban:Bayar da launuka daban-daban guda biyu (ja da kore-rawa) a cikin fakitin injiniya ɗaya yana ba da sassauƙa na ƙira.

10. Tambayoyin da ake yawan yi (FAQ)

10.1 Me yasa ake buƙatar resistor mai iyakancewa?

LED na'urori ne masu motsa halin yanzu. Halayensu na I-V yana da ma'ana, ma'ana ƙarin ƙaramin ƙarfin lantarki bayan faɗuwar ƙarfin lantarki na gaba yana haifar da babban ƙaruwa a cikin halin yanzu, wanda zai iya lalata na'urar nan take. Resistor na jerin yana sa da'irar ta zama mai motsa ƙarfin lantarki, yana saita halin aiki mai tsayayye da aminci.

10.2 Zan iya tuƙi wannan LED kai tsaye daga fil ɗin microcontroller na 3.3V ko 5V?

No.Fil ɗin GPIO na microcontroller yana da iyakataccen ƙarfin samar da halin yanzu/ɗaukar hoto (sau da yawa 20-25mA) kuma ba a ƙera shi don isar da wutar lantarki kai tsaye zuwa nauyi ba. Ko da iyakar halin yanzu ta yi isa, rashin resistor na jerin yana nufin duk wani bambanci a cikin Vf na LED ko wutar lantarki na iya tura halin yanzu fiye da iyakokin aminci ga duka LED da microcontroller. Koyaushe yi amfani da transistor ko da'irar direba tare da madaidaicin resistor mai iyakancewa.

10.3 Menene bayanin "rarraba" ke nufi ga ƙirata?

Idan aikace-aikacenku yana buƙatar daidaitaccen haske a cikin raka'a da yawa (misali, a cikin jerin alamomi), yakamata ku ƙayyade lambar kwandon da ake so (misali, P ko Q don ja) lokacin yin oda. Yin amfani da LED daga kwandon ɗaya yana tabbatar da ƙaramin bambance-bambancen gani a cikin fitowar haske. Don aikace-aikacen da ba su da mahimmanci, kwandon gauraya na iya zama karbuwa kuma ya fi dacewa da farashi.

10.4 Ta yaya zan fassara umarnin hankalin danshi?

Fakitin SMD na filastik na iya ɗaukar danshi daga iska. A lokacin babban zafi na solder na sake kunnawa, wannan danshin da aka kama zai iya yin tururi da sauri, yana haifar da ɓarna na ciki ko "popcorning," wanda ke fashe fakitin. Rayuwar bene na kwanaki 7 da umarnin gasa sune mahimman sarrafawa don cire wannan danshi kafin solder da tabbatar da yawan haɗawa da dogon lokacin aminci.

11. Ƙira Mai Aiki da Yanayin Amfani

Yanayi: Ƙirar allon nuni mai matsayi daban-daban.Na'urar sarrafawa tana buƙatar alamomin matsayi masu zaman kansu guda uku: Wutar Lantarki (Kore), Gargadi (Rawa), da Kuskure (Ja). Yayin da wannan takardar bayanin ta rufe Ja da Kore-Rawa, ƙa'idodin ƙira iri ɗaya suna aiki.

1. Ƙirar Da'ira:Don tsarin 5V da manufar halin yanzu na 20mA kowane LED, lissafta resistor. Ta amfani da Vf na yau da kullun na 2.0V: R = (5V - 2.0V) / 0.020A = 150 Ohms. Don ƙarfi, zaɓi ƙimar da ta gaba (misali, 160 ko 180 Ohms) kuma tabbatar da ƙimar wutar lantarki (P = I²R = 0.064W, don haka resistor na 1/8W ko 1/10W ya isa).
2. Shimfidar PCB:Sanya LED bisa ga zanen injiniya. Haɗa alamomin halin lantarki akan silkscreen. Don taimakon zafi, haɗa kushin LED zuwa ƙananan yankuna na tagulla.
3. Sayayya:Yi odar LED na Ja (R6) don Kuskure da Kore-Rawa (G6) don Gargadi. Ƙayyade kwandon haske da ake so (misali, Kwandon P don duka biyun) don tabbatar da kamanni iri ɗaya.
4. Haɗawa:Bi bayanin sake kunnawa daidai. Adana reels da aka buɗe a cikin akwati mai bushewa idan ba a yi amfani da su ba a cikin kwanaki 7.

12. Gabatarwar Ƙa'idar Fasaha

Fitowar haske a cikin waɗannan LED yana dogara ne akan tsarin kayan semiconductor na AlGaInP (Aluminum Gallium Indium Phosphide). Lokacin da aka yi amfani da ƙarfin lantarki na gaba a kan haɗin gwiwar p-n, ana shigar da electrons da ramuka cikin yankin aiki inda suke sake haɗuwa. Makamashin da aka saki yayin wannan tsarin sake haɗuwa ana fitar da shi azaman photons (haske). Takamaiman abun da ke cikin gami na AlGaInP yana ƙayyade makamashin bandgap, wanda kai tsaye yana ayyana tsawon tsawon (launi) na hasken da aka fitar. An ƙera guntu na R6 don fitar da ja (~632 nm), yayin da guntu na G6 aka kunna shi don fitar da kore-rawa (~575 nm). Fakitin gubar da aka tsarkake yana aiki azaman ruwan tabarau, yana siffanta kusurwar dubawa na digiri 140 da ba da kariyar muhalli.

13. Trends na Masana'antu da Ci gaba

Kasuwancin SMD LED kamar wannan ɓangaren yana ci gaba da kasancewa ƙarƙashin buƙatun ƙananan ƙira, mafi inganci, da faɗaɗa amfani da hasken ƙwaƙƙwaran jiki. Manyan abubuwan da ke tasiri wannan rukunin samfurin sun haɗa da:

• Ƙara Ingantacciyar Aiki:Ci gaban kimiyyar kayan aiki da ingantaccen ƙira na guntu yana nufin isar da mafi girman ƙarfin haske (mcd) a cikin halaye ɗaya ko ƙasa, yana inganta ingantaccen ingancin makamashin tsarin.
• Ingantaccen Aminci:Ci gaba a cikin kayan marufi da fasahohin haɗin gwiwa suna mai da hankali kan inganta aikin zafi da tsawon rai, musamman don aiki a cikin mawuyacin yanayi ko a manyan yanayin zafi.
• Daidaituwa da Sarrafa Kansa:Yunƙurin zuwa ga ƙafafun fakitin da aka daidaita da tsarin tef yana ci gaba da daidaita hanyoyin haɗawa ta atomatik, yana rage farashin masana'antu.
• Faɗaɗan Gamut na Launi da Daidaito:Ƙunƙuntaccen jurewar kwandon don duka tsawon tsawon da kwararar haske suna zama gama gari, suna ba da damar aikace-aikacen da ke buƙatar daidaiton launi, kamar nuni mai cikakken launi da tsarin nuni mai zurfi.
• Haɗawa:Akwai yanayin haɗa da'irar sarrafawa (kamar direbobi na halin yanzu na yau da kullun ko masu sarrafa PWM) a cikin fakitin LED, ko da yake don nau'ikan nuni masu sauƙi, tsarin ɓangaren keɓaɓɓen ya kasance mai rinjaye saboda farashi da sassauƙa.

Wannan ɓangaren yana wakiltar fasaha mai girma, ingantacciyar fasaha wanda ke daidaita aiki, farashi, da ƙera don faɗin aikace-aikacen nuni da hasken baya.