Bayanin Fasaha na LED na SMD mai launi biyu LTST-C235TBJRKT - Girman Kunshin - Shudi 3.3V / Ja 2.0V - Takardar Fasaha ta Hausa

1. Bayyani Game da Samfurin

Wannan takarda tana ba da cikakkun bayanai na fasaha na LED na SMD mai launi biyu. Kayan ya haɗa guntayen semiconductor guda biyu a cikin kunshi ɗaya: ɗaya yana fitar da hasken shudi ta amfani da fasahar InGaN (Indium Gallium Nitride) ɗayan kuma yana fitar da hasken ja ta amfani da fasahar AlInGaP (Aluminium Indium Gallium Phosphide). Wannan ƙirar tana ba da damar samun madaidaiciyar mafita don nuni ko haske mai launuka da yawa a cikin daidaitaccen matakin ƙafa na EIA.

An kunshi LED ɗin akan kaset mai girman milimita 8 wanda aka nannade a kan reel mai diamita inci 7, wanda ya sa ya dace sosai da na'urorin haɗawa ta atomatik masu sauri da ake amfani da su a masana'antar kera na'urori na zamani. An rarraba shi azaman samfuri mai kore kuma ya bi ka'idojin RoHS (Ƙuntata Abubuwa masu haɗari). An ƙera na'urar don ta dace da hanyoyin solder na reflow na infrared (IR), wanda shine ma'auni don haɗa abubuwan da aka ɗora a saman allo (SMD) zuwa allunan da'ira na bugu (PCBs).

2. Iyakar Ma'auni na Gaskiya

Iyakar ma'auni na gaskiya suna ayyana iyakokin da za su iya haifar da lalacewa ta dindindin ga na'urar. Ana ƙayyade waɗannan ƙimomi a yanayin zafin muhalli (Ta) na 25°C kuma bai kamata a wuce su a kowane yanayi na aiki ba.

• Rushewar Wutar Lantarki:Guntu Shudi: 76 mW, Guntu Ja: 75 mW.
• Matsakaicin Halin Gaba na Wutar Lantarki:Ana auna shi a cikin zagayowar aiki 1/10 tare da faɗin bugun jini na 0.1ms. Guntu Shudi: 100 mA, Guntu Ja: 80 mA.
• Matsakaicin Halin Gaba na DC:Matsakaicin halin gaba na ci gaba. Guntu Shudi: 20 mA, Guntu Ja: 30 mA.
• Kewayon Zafin Aiki:-20°C zuwa +80°C.
• Kewayon Zafin Ajiya:-30°C zuwa +100°C.
• Yanayin Solder na Infrared:Na'urar na iya jure zafin kololuwa na 260°C na matsakaicin dakika 10 yayin solder na reflow.

Yin amfani da LED kusa da ko fiye da waɗannan iyakoki na iya rage tsawon rayuwarta da amincinta sosai. Dole ne masu ƙira su tabbatar da cewa da'irar tuƙi tana kiyaye yanayin a cikin waɗannan kewayon da aka ƙayyade.

3. Halaye na Lantarki da na Gani

Ana auna waɗannan halaye a Ta=25°C ƙarƙashin daidaitattun yanayin gwaji kuma suna wakiltar aikin al'ada na na'urar.

3.1 Ƙarfin Haske da Kallon Kallo

Ƙarfin haske (Iv) ma'auni ne na ƙarfin hasken da ake gani da ake fitarwa a wata takamaiman hanya. Ana auna shi a cikin millicandelas (mcd).

• Guntu Shudi (InGaN):Matsakaicin ƙarfin haske shine 45.0 mcd a halin gaba na wutar lantarki (IF) na 20 mA, tare da mafi ƙarancin ƙimar da aka ƙayyade na 28.0 mcd.
• Guntu Ja (AlInGaP):Matsakaicin ƙarfin haske shine 45.0 mcd a IF=20 mA, tare da mafi ƙarancin ƙimar da aka ƙayyade na 18.0 mcd.

Kusurwar kallo (2θ1/2) shine digiri 130 ga duka launuka biyu. Wannan shine cikakken kusurwar da ƙarfin haske ya faɗi zuwa rabin ƙimarsa a tsakiyar axis (digiri 0). Kusurwar digiri 130 tana nuna tsarin kallo mai faɗi, wanda ya dace da aikace-aikacen da ke buƙatar ganuwa mai faɗi.

3.2 Halaye na Bakan Haske

Kaddarorin bakan suna ayyana ingancin launi na hasken da ake fitarwa.

• Matsakaicin Tsawon Tsawon Zango (λP):Tsawon zango inda bakan fitarwa ya fi ƙarfi. Shudi: 468 nm (Al'ada), Ja: 639 nm (Al'ada).
• Tsawon Zango Mai Rinjaye (λd):Tsawon zango guda ɗaya da idon ɗan adam ya gane wanda ya fi wakiltar launin. An samo wannan daga zanen launi na CIE. Shudi: 470 nm (Al'ada), Ja: 631 nm (Al'ada).
• Rabin Faɗin Layin Bakan (Δλ):Faɗin bakan fitarwa a rabin matsakaicin ƙarfinsa. Shudi: 25 nm (Al'ada), Ja: 20 nm (Al'ada). Ƙunƙarar rabin faɗi yana nuna launi mai cikar cikewa, mai tsabta.

3.3 Ma'auni na Lantarki

• Ƙarfin Lantarki na Gaba (VF):Faɗuwar ƙarfin lantarki a kan LED lokacin aiki a ƙayyadadden halin wutar lantarki.
  • Guntu Shudi: Al'ada 3.3V, Matsakaici 3.8V a IF=20 mA.
  • Guntu Ja: Al'ada 2.0V, Matsakaici 2.4V a IF=20 mA.
• Halin Baya (IR):Matsakaicin halin ɓarna lokacin da aka yi amfani da ƙarfin lantarki na baya (VR) na 5V. Duka guntayen suna da matsakaicin halin baya na 10 μA.Muhimmin Bayanin Kula:Wannan ma'auni ne kawai don dalilai na gwaji; ba a ƙera LED ɗin don aiki ƙarƙashin ƙarfin baya ba.

Gargaɗin ESD:LEDs suna da hankali ga zubar da wutar lantarki (ESD). Dole ne a yi amfani da matakan kariya na ESD da suka dace, kamar amfani da igiyoyin wuyan hannu masu ƙasa, tabarmai masu hana wutar lantarki, da kayan aikin sarrafawa, don hana lalacewa yayin haɗawa da sarrafawa.

4. Tsarin Rarrabawa (Binning)

Don lissafin bambance-bambancen halitta a cikin tsarin masana'antu, ana rarraba LEDs zuwa kwandon aiki. Wannan yana tabbatar da daidaito a cikin rukunin samarwa.

4.1 Rarrabawar Ƙarfin Haske

Ana rarraba ƙarfin haske na kowane launi bisa ga waɗannan lambobin. Rangwame a cikin kowane kwandon shine +/-15%.

Rarrabawar Guntu Shudi (mcd @20mA):

• Lambar N: 28.0 – 45.0 mcd
• Lambar P: 45.0 – 71.0 mcd
• Lambar Q: 71.0 – 112.0 mcd
• Lambar R: 112.0 – 180.0 mcd

Rarrabawar Guntu Ja (mcd @20mA):

• Lambar M: 18.0 – 28.0 mcd
• Lambar N: 28.0 – 45.0 mcd
• Lambar P: 45.0 – 71.0 mcd
• Lambar Q: 71.0 – 112.0 mcd

Ƙayyade lambar kwandon yayin yin oda yana ba masu ƙira damar zaɓar LEDs tare da matakin haske da ake so don aikace-aikacensu, yana tabbatar da daidaiton gani a cikin raka'a da yawa.

5. Jagororin Haɗawa da Solder

5.1 Bayanin Yanayin Solder na Reflow

An ƙera na'urar don hanyoyin solder marasa gubar (Pb-free). An ba da shawarar bayanin reflow na infrared (IR), wanda ya dace da ka'idojin JEDEC. Muhimman ma'auni sun haɗa da:

• Kafin Dumama:150°C zuwa 200°C.
• Lokacin Kafin Dumama:Matsakaicin dakika 120.
• Matsakaicin Zazzabi:Matsakaicin 260°C.
• Lokacin Sama da Ruwa:Dakika 10 matsakaici (ana ba da shawarar matsakaicin zagayowar reflow guda biyu).

Dole ne a siffanta ainihin bayanin don takamaiman ƙirar PCB, man solder, da tanda da aka yi amfani da su. Bayanin da ke shafi na 3 na takardar bayanin yana aiki azaman manufa ta gaba ɗaya.

5.2 Solder da Hannu

Idan solder da hannu ya zama dole, dole ne a yi taka tsantsan sosai:

• Zazzabin Ƙarfe na Solder:Matsakaicin 300°C.
• Lokacin Solder:Matsakaicin dakika 3 a kowane haɗin gwiwa.
• Ya kamata a iyakance solder da hannu ga gyara sau ɗaya kawai, ba don samarwa mai yawa ba.

5.3 Tsaftacewa

Kawai ya kamata a yi amfani da takamaiman magungunan tsaftacewa. Sinadarai da ba a ƙayyade ba na iya lalata kunshin LED.

• Magungunan da Ake Ba da Shawara:Barasa na ethyl ko isopropyl alcohol.
• Hanyar Aiki:A nutsar da LED a yanayin zafi na al'ada na ƙasa da minti ɗaya idan tsaftacewa ya zama dole.

6. Bayanin Injiniya da Kunshi

6.1 Girman Kunshin da Ayyukan Fil

LED yana zuwa a cikin daidaitaccen kunshin SMD. Ruwan tabarau yana da tsabta. Ayyukan fil kamar haka ne:

• Fil 1, 2: Anode da Cathode don Guntu Shudi (InGaN).
• Fil 3, 4: Anode da Cathode don Guntu Ja (AlInGaP).

An ba da cikakkun zane-zane na injiniya a cikin takardar bayanin, suna nuna duk mahimman girma a cikin milimita. Rangwamen ga yawancin girma shine ±0.10 mm sai dai idan an lura da haka. An haɗa da shawarar shimfidar kushin solder don PCB don tabbatar da ingantaccen haɗin solder da daidaitaccen jeri yayin reflow.

6.2 Kunshi na Kaset da Reel

Ana ba da LEDs a cikin daidaitaccen kaset ɗaukar kaya na masana'antu.

• Girman Reel:Inci 7 a diamita.
• Adadin Kowane Reel:Guda 3000.
• Mafi ƙarancin Adadin Kunshi:Guda 500 don sauran adadi.
• Kaset Murfi:Ana rufe aljihun ɓangarorin da ba kowa a ciki tare da murfin saman.
• Fitilun da Bace:Matsakaicin adadin fitilun da suka ɓace a jere a cikin kaset shine biyu.

Wannan kunshin ya dace da ƙayyadaddun ANSI/EIA 481-1-A-1994, yana tabbatar da dacewa da kayan haɗawa ta atomatik.

7. Ajiya da Gudanarwa

7.1 Yanayin Ajiya

• Kunshi Mai Rufi (tare da maganin bushewa):Ajiye a ≤30°C da ≤90% Danshin Muhalli (RH). Yi amfani da shi cikin shekara guda.
• Kunshi da aka Buɗe:Yanayin ajiyar muhalli bai kamata ya wuce 30°C da 60% RH ba. Don ajiya mai tsawo a waje da ainihin jakar, ajiye a cikin akwati mai rufi tare da maganin bushewa ko a cikin na'urar bushewa ta nitrogen.

7.2 Bukatun Gasasshen

Idan an ajiye LEDs a waje da ainihin kunshinsu na hana danshi fiye da mako guda, dole ne a gasa su kafin solder don cire danshin da aka sha da hana "fasar wake" yayin reflow.

• Yanayin Gasasshen:Kimanin 60°C na aƙalla sa'o'i 20.
• Reflow Bayan Buɗewa:Ana ba da shawarar kammala solder na reflow na IR cikin mako guda bayan buɗe ainihin kunshin.

8. Bayanin Aikace-aikace da Gargaɗi

8.1 Amfanin Da Ake Nufi

An ƙera wannan LED don aikace-aikacen kayan aikin lantarki na yau da kullun, gami da kayan aikin ofis, na'urorin sadarwa, da kayan amfani na gida. Ba a nufin aikace-aikacen mahimmanci na aminci inda gazawar za ta iya jefa rayuwa ko lafiya cikin haɗari (misali, jirgin sama, tallafin rayuwa na likita, tsarin amincin sufuri) ba tare da tuntuɓar farko da takamaiman cancanta ba.

8.2 Abubuwan Tunani na Ƙira

• Ƙuntata Halin Wutar Lantarki:Koyaushe yi amfani da resistor mai ƙuntata halin wutar lantarki na jeri ko direba mai ci gaba don tabbatar da cewa halin gaba na wutar lantarki (IF) bai wuce matsakaicin ƙimar DC ba (20mA don Shudi, 30mA don Ja).
• Gudanar da Zazzabi:Yayin da rushewar wutar lantarki ta yi ƙasa, tabbatar da isasshen yanki na tagulla na PCB ko ramukan zafi na iya taimakawa wajen kiyaye ƙananan zafin jiki, musamman a cikin yanayin zafi mai girma, ta haka ne ake adana fitarwa mai haske da tsawon rai.
• Kariya daga Ƙarfin Lantarki na Baya:Kamar yadda ba a ƙera na'urar don aikin baya ba, ya kamata ƙirar da'ira ta hana amfani da kowane ƙarfin baya a kan tashoshin LED.
• Tuƙi Launuka Biyu:Guntayen biyu suna da zaman kansu na lantarki. Ana iya tuƙa su daban ko tare ta amfani da da'irar da ta dace. Lokacin tuƙa duka biyu a lokaci guda, tabbatar da cewa an yi la'akari da jimillar rushewar wutar lantarki don kunshin.

9. Yanayin Aikace-aikace na Al'ada

Ƙarfin launi biyu na wannan LED yana sa ya zama mai amfani ga ayyuka daban-daban na nuni da nuna matsayi.

• Masu Nuna Matsayi:Ana amfani da su a cikin kayan lantarki na mabukaci, kayan aikin cibiyar sadarwa, da sarrafa masana'antu don nuna yanayi daban-daban na aiki (misali, kunna wutar lantarki/tsaye, ayyukan cibiyar sadarwa, yanayin kuskure).
• Nunin Launi Biyu:Ana iya amfani da su a cikin nunin sassa masu sauƙi ko azaman hasken baya don maɓallai inda ake buƙatar launuka biyu.
• Hasken Ciki na Motoci:Don hasken yanayi na ciki mara mahimmanci, ko da yake za a buƙaci takamaiman cancantar matakin mota.
• Musanya Mai Amfani da Kayan Aiki:Samar da cikakkiyar amsa mai sauƙi, mai matakai da yawa akan injunan wanki, tanda, ko kayan aikin sauti.

10. Bincike da Lakatuttukan Aiki

Takardar bayanin ta haɗa da lakatuttukan aiki na al'ada waɗanda ke da mahimmanci don bincike mai zurfi na ƙira. Yayin da ba a sake yin takamaiman zane-zane a cikin rubutu ba, yawanci suna kwatanta waɗannan alaƙa:

• Halin Gaba na Wutar Lantarki vs. Ƙarfin Lantarki na Gaba (Lakabin I-V):Yana nuna alaƙar da ba ta layi ba, mai mahimmanci don ƙididdige ƙarfin lantarki da ake buƙata da ƙimar resistor na jeri.
• Ƙarfin Haske vs. Halin Gaba na Wutar Lantarki:Yana nuna yadda fitarwa mai haske ke ƙaruwa tare da halin wutar lantarki, yana taimakawa wajen inganta haske da amfani da wutar lantarki.
• Ƙarfin Haske vs. Zafin Muhalli:Yana nuna raguwar fitarwa mai haske yayin da zafin jiki ke ƙaruwa, wanda ke da mahimmanci ga ƙirar da ke aiki a cikin yanayin zafi mai girma.
• Rarraba Bakan:Zane-zane da ke nuna matsakaicin ƙarfi a tsawon zango, suna tabbatar da ƙimar kololuwa da rinjaye da tsabtar bakan.

Ya kamata masu ƙira su koma waɗannan lakatuttukan don hasashen halayen na'urar a ƙarƙashin yanayi marasa daidaito (halaye daban-daban na wutar lantarki ko zafin jiki) da kuma tabbatar da ingantaccen aiki a duk faɗin kewayon aikin da ake nufi.