LTW-327ZDSKG-5A LED Mai Launuka Biyu SMD - Duban Gefe - Fari/Kore - 5mA - Takardar Fasaha ta Hausa

1. Bayyane na Samfur

LTW-327ZDSKG-5A LED ne mai launuka biyu, mai duban gefe (kusurwa madaidaiciya) na Surface Mount Device (SMD). An tsara wannan kayan aiki musamman don aikace-aikacen da ke buƙatar haskakawa daga gefen kunshin, wanda ya sa ya zama zaɓi mai kyau ga tsarin hasken baya na panel na LCD, panel masu hasken gefe, da sauran hanyoyin haskakawa masu ƙunci inda ake buƙatar shiryar da haske a gefe maimakon kai tsaye daga allon.

Na'urar tana haɗa guntun semiconductor guda biyu daban-daban a cikin kunshi ɗaya: guntuwar InGaN (Indium Gallium Nitride) don fitar da hasken fari da guntuwar AlInGaP (Aluminum Indium Gallium Phosphide) don fitar da hasken kore. Wannan tsarin guntu biyu yana ba da damar haɗa launuka ko sarrafa maɓuɓɓukan haske biyu daban-daban daga wuri ɗaya mai ƙarami. Kunshin yana da firam ɗin jagora mai laka don ingantaccen haɗaƙƙiyar gami kuma ana ba da shi akan tef mai girman 8mm da aka ɗora akan reels masu diamita inci 7, wanda ya dace da kayan aikin haɗawa da sauri na atomatik.

1.1 Siffofi da Fa'idodi na Asali

• Tushen Launi Biyu:Yana haɗa LED na fari da kore a cikin kunshi ɗaya na ma'aunin EIA, yana adana sararin allon kuma yana sauƙaƙa ƙira.
• Fitarwa ta Kusurwa Madaidaiciya:An inganta ƙirar duban gefe don shiryar da haske a layi daya da saman PCB, wanda yake da mahimmanci ga aikace-aikacen hasken gefe.
• Haskaka Mai Ƙarfi:Yana amfani da fasahar guntu na InGaN da AlInGaP na ci gaba don samar da ƙarfin haske mai ƙarfi.
• Daidaitawar Masana'antu:An tsara kunshin don dacewa da tsarin sanyawa na atomatik na yau da kullun da hanyoyin haɗaƙƙiyar reflow na infrared (IR).
• Yin Biyayya ga Muhalli:Samfurin ya bi ka'idar RoHS (Ƙuntata Abubuwa Masu Haɗari).

2. Zurfin Binciken Ƙayyadaddun Fasaha

2.1 Matsakaicin Matsakaicin Ƙimar

Waɗannan ƙimar suna ayyana iyakokin damuwa waɗanda sama da su lalacewar dindindin na na'urar na iya faruwa. Ba a ba da garantin aiki a ƙarƙashin ko a waɗannan iyakokin kuma ya kamata a guje su a cikin ƙirar da'ira.

• Rushewar Wutar Lantarki (Pd):Fari: 35 mW, Kore: 48 mW. Wannan shine matsakaicin ƙarfin wutar lantarki da aka yarda da shi azaman zafi.
• Matsakaicin Halin Gaba na Gaba (I_FP):Fari: 50 mA, Kore: 40 mA. Wannan shine matsakaicin ƙarfin bugun jini (1/10 aikin aiki, faɗin bugun jini 0.1ms) wanda LED zai iya jurewa na ɗan lokaci.
• Ci gaba da Halin Gaba na Gaba (I_F):Fari: 10 mA, Kore: 20 mA. Wannan shine matsakaicin ƙarfin DC da aka ba da shawarar don ci gaba da aiki a Ta=25°C.
• Yanayin Zafin Jiki:Aiki: -20°C zuwa +80°C; Ajiya: -40°C zuwa +85°C.
• Yanayin Solder:Yana jure haɗaƙƙiyar reflow na infrared a matsakaicin zafin jiki na 260°C na dakika 10.
• Zubar da Wutar Lantarki (ESD):Ƙimar ƙirar Jikin Mutum (HBM) shine 2000V. Dole ne a yi amfani da matakan kulawa na ESD da suka dace.

2.2 Halaye na Lantarki & Na Gani

Waɗannan su ne ma'auni na yau da kullun na aiki da aka auna a yanayin zafin jiki (Ta) na 25°C da ƙarfin gaba (I_F) na 5mA, sai dai in an faɗi.

• Ƙarfin Haskaka (I_V):Ma'auni mai mahimmanci na haske.
  • Fari: Mafi ƙanƙanta 28.0 mcd, Ba a ƙayyade ƙimar yau da kullun ba, Matsakaici 112.0 mcd.
  • Kore: Mafi ƙanƙanta 4.5 mcd, Ba a ƙayyade ƙimar yau da kullun ba, Matsakaici 18.0 mcd.
• Kusurwar Dubawa (2θ_1/2):Kimanin digiri 130 ga launuka biyu, yana ayyana yaduwar hasken da aka fitar.
• Ƙarfin Lantarki na Gaba (V_F):Ragewar ƙarfin lantarki a kan LED lokacin gudanarwa.
  • Fari: Min 2.70V, Typ 3.00V, Max 3.15V.
  • Kore: Min 1.70V, Typ 2.00V, Max 2.40V.
  Bambanci a cikin V_Ftsakanin launuka yana da mahimmanci don ƙirar da'ira mai tuƙi, musamman idan za a tuƙa su daga tushen guda ɗaya.
• Kaddarorin Bakan Guntu na Kore (a I_F=5mA):
  • Matsakaicin Tsawon Tsawon Tsawon (λ_P): Yawanci 575 nm.
  • Matsakaicin Tsawon Tsawon (λ_d): Yawanci 570 nm.
  • Rabin Faɗin Bakan (Δλ): Yawanci 20 nm.
  • Haɗin Haɗin Launi (x, y): Yawanci (0.3, 0.3) akan zanen CIE 1931.
• Ƙarfin Lantarki na Baya (I_R):Matsakaici 100 µA a ƙarfin lantarki na baya (V_R) na 5V. Ba a tsara na'urar don aikin bias na baya ba.

3. Bayanin Tsarin Binning

An rarraba LED ɗin zuwa kwandon aiki don tabbatar da daidaito. An yiwa alamar lambar rarrabuwa akan jakar tattarawa.

3.1 Ƙarfin Haskaka (I_V) Binning

An rarraba LED ɗin bisa ga ma'aunin hasken da aka auna a 5mA.

• Kwandon LED Fari:
  • N: 28.0 - 45.0 mcd
  • P: 45.0 - 71.0 mcd
  • Q: 71.0 - 112.0 mcd
• Kwandon LED Kore:
  • J: 4.5 - 7.1 mcd
  • K: 7.1 - 11.2 mcd
  • L: 11.2 - 18.0 mcd

Haƙuri ga kowane kwandon ƙarfin haske shine +/- 15%.

3.2 Hue (Chromaticity) Binning don LED Kore

Haka kuma an rarraba LED ɗin kore bisa ga wurin launinsu akan zanen launi na CIE 1931, wanda aka ayyana ta haɗin gwiwa (x, y). An ƙayyade kwando shida (S1 zuwa S6) tare da iyakokin haɗin gwiwa daidai. Haƙuri ga kowane kwandon hue shine +/- 0.01 a cikin duka x da y haɗin gwiwa. Wannan yana tabbatar da ƙarfin daidaiton launi don aikace-aikacen da madaidaicin launin kore yake da mahimmanci.

4. Binciken Lanƙwasa Aiki

Takardar bayanan tana nufin lanƙwasa halaye na yau da kullun waɗanda ke da mahimmanci don fahimtar halayen na'urar a ƙarƙashin yanayi daban-daban. Duk da yake ba a sake yin takamaiman zane-zane a cikin rubutun ba, yawanci sun haɗa da:

• Dangantakar Ƙarfin Haskaka da Ƙarfin Gaba:Yana nuna yadda haske ke ƙaruwa tare da halin yanzu, har zuwa matsakaicin ƙimar.
• Ƙarfin Lantarki na Gaba da Ƙarfin Gaba:Yana kwatanta halayen I-V na diode.
• Dangantakar Ƙarfin Haskaka da Yanayin Yanayi:Yana nuna raguwar zafin hasken wuta, wanda ke da mahimmanci ga sarrafa zafin jiki a aikace.
• Rarraba Ƙarfin Bakan:Ga LED kore, yana nuna ƙarfin hasken da aka fitar a kowane tsawon tsayi, wanda ya ta'allaka ne a kusa da matsakaicin tsawon tsayi na ~575 nm.

Ya kamata masu ƙira su yi amfani da waɗannan lanƙwasa don zaɓar wuraren aiki masu dacewa da fahimtar cinikin aiki, musamman game da inganci da tasirin zafi.

5. Bayanin Injiniya & Kunshi

5.1 Aikin Fil da Polarity

Lambar sashi LTW-327ZDSKG-5A tana da ruwan tabarau mai rawaya. Aikin fil kamar haka ne:

• Anode 1 (A1): An haɗa shi da guntuwar AlInGaP Kore.
• Anode 2 (A2): An haɗa shi da guntuwar InGaN Fari.

An nuna cathode na gama gari amma ba a yi masa alama a fili ba a cikin rubutun da aka bayar. Zanen injiniya zai nuna kushin cathode. Daidaitaccen polarity yana da mahimmanci don hana lalacewa.

5.2 Girman Kunshi da Haƙuri

Na'urar ta yi daidai da daidaitaccen tsarin kunshi na EIA don LED masu duban gefe. Duk ma'auni suna cikin milimita, tare da haƙuri na yau da kullun na ±0.10 mm sai dai idan an lura a kan cikakken zanen kunshi. Takardar bayanan ta haɗa da ma'aunin kushin haɗaƙƙiyar da aka ba da shawarar da kuma alkibla don tabbatar da daidaitaccen daidaitawar injiniya da amincin haɗin gwiwa yayin reflow.

6. Jagororin Haɗawa, Solder & Handling

6.1 Tsarin Solder

LED ya dace da hanyoyin haɗaƙƙiyar reflow na infrared (IR). An ba da shawarar bayanin martaba, tare da matsakaicin zafin jiki na 260°C da aka ci gaba da riƙe shi na dakika 10. Yin bin wannan bayanin martaba yana da mahimmanci don hana lalacewar zafi ga kunshin LED ko haɗin waya na ciki.

6.2 Tsaftacewa

Idan tsaftacewa bayan haɗaƙƙiyar ya zama dole, kawai ya kamata a yi amfani da sinadarai da aka ƙayyade. Sinadarai da ba a ƙayyade ba na iya lalata kunshin filastik. Hanyar da aka ba da shawarar ita ce a nutsar da LED a cikin barasa na ethyl ko isopropyl alcohol a yanayin zafi na yau da kullun na ƙasa da minti ɗaya.

6.3 Ajiya da Hatsarin Danshi

LED na'urori ne masu kula da danshi. An tilasta takamaiman yanayin ajiya:

• Kunshi Mai Rufi:Ajiye a ≤30°C da ≤90% Relative Humidity (RH). Yi amfani da shi cikin shekara guda.
• Kunshi da aka Buɗe:Dole ne yanayin ajiyar ya wuce 30°C ko 60% RH. Ana ba da shawarar kammala reflow na IR cikin mako guda bayan buɗewa.
• Ajiya Mai Tsayi (An Buɗe):Ajiye a cikin akwati mai rufi tare da desiccant ko a cikin desiccator na nitrogen.
• Rebaking:Idan an ajiye shi daga ainihin marufi fiye da mako guda, ana buƙatar gasa a kusan 60°C na aƙalla sa'o'i 20 kafin haɗaƙƙiyar don cire danshin da aka sha kuma don hana \"popcorning\" yayin reflow.

6.4 Tsauraran Zubar da Wutar Lantarki (ESD)

Na'urar tana da bakin kofa na ESD na 2000V (HBM). Don hana lalacewa daga wutar lantarki, wajibi ne a yi amfani da sarrafawa na ESD da suka dace: igiyoyin wuyan hannu, safofin hannu masu hana tashin hankali, da tabbatar da cewa duk kayan aiki da wuraren aiki suna da tushe daidai.

7. Marufi da Oda

7.1 Ƙayyadaddun Tef da Reel

Ana ba da LED ɗin a cikin daidaitaccen tef mai ɗaukar hoto na masana'antu, mai faɗin 8mm, tare da murfin saman. An nade tef ɗin akan reels masu diamita inci 7 (178mm).

• Adadin kowane Reel:Guda 3000.
• Mafi ƙarancin Adadin Oda (MOQ):Guda 500 don sauran adadi.
• Ma'auni na Marufi:Ya yi daidai da ƙayyadaddun ANSI/EIA-481.
• Inganci:Matsakaicin adadin abubuwan da suka ɓace a jere (aljihuna fanko) a cikin tef ɗin shine biyu.

An ba da cikakkun zane-zane na injiniya don ma'aunin aljihun tef, cibiyar reel, da flange don saitin kayan aikin sarrafawa ta atomatik.

8. Bayanin Aikace-aikace da La'akari da Ƙira

8.1 Aikace-aikacen Manufa

Babban aikace-aikacen wannan LED mai launuka biyu mai duban gefe shine hasken baya na LCD, musamman don ƙananan zuwa matsakaitan nuni a cikin kayan lantarki na mabukaci, panel na masana'antu, da cikin motoci. Ƙirar kusurwa madaidaiciya tana ba shi damar sanyawa a gefen farantin jagorar haske, yana haɗa haske cikin inganci cikin panel. Sauran amfani mai yuwuwa sun haɗa da alamomin yanayi a cikin ƙunƙuntaccen sarari, hasken gefe na ado, da hasken baya don maɓallan maɓalli ko alamomi.

8.2 La'akari da Ƙirar Da'ira

• Ƙuntata Halin Yanzu:Koyaushe yi amfani da resistor na jerin ko direba mai ƙarfi don iyakance ƙarfin gaba zuwa ƙimar DC da aka ba da shawarar (10mA don fari, 20mA don kore) ko ƙasa. Wuce I_Fyana rage rayuwa kuma yana iya haifar da gazawa nan da nan.
• Sarrafa Kai:Anodes biyu suna ba da damar tuƙa LED na fari da kore daban. Wannan yana ba da damar haɗa launuka (don ƙirƙirar inuwar shuɗi-kore ko ruwa) ko ayyukan sigina daban.
• Gudanar da Zafi:Ko da yake raguwar wutar lantarki yana da ƙasa, tabbatar da isasshen yanki na tagulla na PCB ko ramukan zafi don kushin cathode na iya taimakawa wajen kiyaye ƙananan zafin jiki, kiyaye fitar da haske da tsawon rai, musamman a cikin yanayin yanayi mai zafi.
• Wadata na Ƙarfin Lantarki:Yi la'akari da ƙarfin lantarki na gaba daban-daban lokacin ƙirar da'irar tuƙi. Tushen halin yanzu guda ɗaya tare da resistor ga kowane launi na iya isa, amma dole ne a duba sararin samaniya na ƙarfin lantarki ga duka biyun.

8.3 Amincewa da Tsawon Rayuwa

Rayuwar LED tana da tasiri sosai ta yanayin aiki. Manyan abubuwan sun haɗa da:

• Ƙarfin Halin Yanzu:Aiki a ƙarƙashin matsakaicin ƙimar halin yanzu yana ƙara tsawaita rayuwar aiki sosai.
• Zafin Junction (T_j):Babban T_jyana haɓaka raguwar lumen kuma yana iya canza launi. Ingantaccen zafi mai zafi ta hanyar PCB yana da mahimmanci.
• Rufe Muhalli:Kunshin filastik yana ba da kariya ta asali, amma ya kamata a guje wa fallasa ga sinadarai masu tsauri, radiation UV, ko matsanancin danshi a waje da ƙayyadaddun iyakoki.

9. Kwatancen Fasaha da Bambance-bambance

LTW-327ZDSKG-5A ya bambanta kansa ta hanyar haɗin takamaiman siffofi:

• vs. LED Duban Gefe Mai Launi Guda:Yana ba da sassauƙa na ƙira ta hanyar samar da launuka biyu a cikin kunshi ɗaya, yana rage adadin sassa da sararin allon idan aka kwatanta da amfani da LED guda biyu masu launi ɗaya.
• vs. LED Masu Fitarwa Sama:Bayanin fitarwa na kusurwa madaidaiciya shine halayensa na ayyana, yana ba da damar ƙirar gani gaba ɗaya daban-daban da aka mayar da hankali kan hasken gefe maimakon haskakawa kai tsaye.
• vs. Sauran LED Masu Launuka Biyu:Amfani da InGaN don fari da AlInGaP don kore yana wakiltar haɗin gwiwar da aka zaɓa don inganci da ingancin launi. Takamaiman tsarin binning don duka ƙarfi da hue (don kore) yana nuna mayar da hankali kan daidaiton launi don aikace-aikacen nuni.

10. Tambayoyin da ake yawan yi (FAQ)

Q1: Shin zan iya tuƙi LED na fari da kore lokaci guda a matsakaicin ƙimar DC?
A1: Ee, amma dole ne ku yi la'akari da jimillar raguwar wutar lantarki. Aiki lokaci guda a I_F(Fari)=10mA (V_F~3.0V, P=30mW) da I_F(Kore)=20mA (V_F~2.0V, P=40mW) yana haifar da haɗin ~70mW. Tabbatar yanayin zafin jiki na aikace-aikacen zai iya ɗaukar wannan nauyin zafi ba tare da wuce matsakaicin zafin jiki ba.

Q2: Menene bambanci tsakanin tsayin tsayi mafi girma da tsayin tsayi mafi rinjaye?
A2: Matsakaicin tsawon tsayi (λ_P) shine tsayin tsayin da bakan fitarwa yake da mafi girman ƙarfinsa. Matsakaicin tsawon tsayi (λ_d) shine tsayin tsayi guda ɗaya na hasken monochromatic wanda ya dace da launin da ake gani na LED idan aka kwatanta da hasken fari na tunani. λ_dya fi dacewa don ƙayyadaddun launi.

Q3: Me yasa yanayin ajiya na kunshi da aka buɗe ya fi na mai rufi tsauri?
A3: Kunshin da aka rufe yana ɗauke da desiccant don kiyaye yanayi na ciki bushewa. Da zarar an buɗe shi, kunshin filastik mai kula da danshi yana fallasa ga danshin yanayi, wanda zai iya sha. Yawan danshin da aka sha zai iya yin tururi cikin sauri yayin haɗaƙƙiyar (reflow), yana haifar da ɓarkewar ciki ko fashewa (\"popcorning\").

Q4: Ta yaya zan fassara lambar kwandon akan jakar tattarawa?
A4: Lambar tana nuna kwandon aiki na LED a cikin wannan jakar. Misali, lambar na iya ƙayyade \"Q-K-S4\\