Takardar Bayani na Fasaha ta LTSA-S089ZWETU SMD LED - Ruwan Hoda Mai Haske Fari - 50mA - 170mW - Bayanin Fasaha na Hausa

1. Bayyani Game da Samfur

LTSA-S089ZWETU na'urar haɗawa ta saman (SMD) ce ta fitilar haske (LED) wacce aka tsara don haɗa allon da'ira da aka buga ta atomatik (PCB) da aikace-aikacen da sarari ya zama matsalar gaske. Wannan ɓangaren yana amfani da semiconductor na InGaN (Indium Gallium Nitride) don samar da haske fari, wanda ake tacewa ta ruwan hoda. An tsara shi don dogaro da aiki a cikin kayan lantarki iri-iri.

1.1 Siffofi da Fa'idodi na Asali

• Yin Biyayya ga Muhalli:Samfurin ya bi ka'idar Ƙuntata Abubuwa Masu Haɗari (RoHS).
• Marufi don Sarrafa Kansa:Ana ba da shi a cikin tef 8mm akan reels masu diamita inci 7, yana sauƙaƙe matakan haɗawa mai sauri na ɗauka da sanyawa.
• Hankalin Danshi:An riga an shirya shi don cika matakin Hankalin Danshi na JEDEC 2a, yana tabbatar da dogaro yayin aikin siyar da reflow.
• Cancantar Mota:Tsarin cancantar yana nuni da ma'aunin AEC-Q102, wanda shine gwajin damuwa na cancantar na'urorin lantarki masu ban mamaki a aikace-aikacen mota.
• Kunshin Daidaitacce:Yana da tsarin kunshin ma'auni na EIA (Ƙungiyar Masana'antu ta Lantarki).
• Daidaitawa:Na'urar tana da'awar IC (Da'irar Haɗaka) kuma ta dace da amfani da kayan ajiyar kansa.
• Tsarin Siyarwa:Yana da'awar tsarin siyar da reflow na infrared (IR), wanda shine ma'auni don haɗawa mara gubar.

1.2 Kasuwa da Aikace-aikace da Ake Nufi

Babban kasuwar da ake nufi don wannan LED ita ce masana'antar mota, musamman don aikace-aikacen kayan haɗi. Ƙirar sa mai ƙarfi da cancantar sun sa ya dace da yanayin muhalli mai ƙarfi da ake samu a cikin motoci. Yuwuwar amfani sun haɗa da hasken ciki, alamun dashboard, hasken baya na maɓalli, da sauran ayyukan haske marasa mahimmanci a cikin ɗakin mota.

2. Ma'auni na Fasaha: Fassarar Maƙasudi Mai zurfi

2.1 Matsakaicin Matsakaicin Matsakaici

Waɗannan ƙididdiga suna bayyana iyakokin da za su iya haifar da lalacewa na dindindin ga na'urar. Ba a ba da garantin aiki a ƙarƙashin waɗannan sharuɗɗan ba.

• Watsawar Wutar Lantarki (Pd):170 mW. Wannan shine matsakaicin adadin wutar lantarki da kunshin LED zai iya watsawa azaman zafi ba tare da wuce iyakokin zafinsa ba.
• Matsakaicin Igawar Gaba (I_FP):100 mA. Wannan shine matsakaicin igiyar lokaci da aka yarda, yawanci ana ƙayyade shi a ƙarƙashin yanayin bugun jini (1/10 aikin aiki, faɗin bugun jini 0.1ms) don hana yin zafi sosai.
• Igawar Gaba ta DC (I_F):50 mA. Wannan shine matsakaicin igiyar gaba mai ci gaba da aka ba da shawarar don aiki na dogon lokaci mai dogaro.
• Yanayin Aiki & Ma'ajiyar Zafin Jiki:-40°C zuwa +100°C. Wannan faɗin kewayon yana tabbatar da aiki a cikin mawuyacin yanayi, daga sanyayyar farawa zuwa ɗakunan injuna masu zafi.

2.2 Halayen Thermal

Gudanar da zafi yana da mahimmanci ga aikin LED da tsawon rayuwa. Yawan zafin haɗin gwiwa yana haifar da raguwar fitar haske da saurin gazawa.

• Juriya na Thermal, Haɗin gwiwa-zuwa-Yanayi (R_θJA):400 °C/W (Na al'ada). An auna shi akan substrate FR4 tare da kushin tagulla 16mm², wannan ƙimar tana nuna yadda zafi ke tafiya daga haɗin gwiwar semiconductor zuwa iskar da ke kewaye. Ƙimar ƙasa ta fi kyau.
• Juriya na Thermal, Haɗin gwiwa-zuwa-Matsayin Siyarwa (R_θJS):220 °C/W (Na al'ada). Wannan sau da yawa ma'auni ne mafi amfani don ƙira, yayin da yake auna juriya daga haɗin gwiwa zuwa kushin PCB, inda aka fitar da zafi da farko. Wannan ƙimar yana da mahimmanci don ƙididdige ainihin zafin haɗin gwiwa yayin aiki.
• Matsakaicin Zafin Haɗin gwiwa (T_J):125 °C. Iyakar iyaka ta sama don zafin jiki a haɗin gwiwar semiconductor.

2.3 Halayen Lantarki-Optical a 25°C

Ana auna waɗannan sigogi a ƙarƙashin daidaitattun sharuɗɗan gwaji (T_a=25°C, I_F=20mA) kuma suna ayyana aikin na'urar.

• Juyin Haske (Φ_v):7 lm (Na al'ada), tare da kewayon 6 zuwa 8 lm. Wannan shine jimlar ƙarfin haske da aka fitar.
• Ƙarfin Haske (I_v):2450 mcd (Na al'ada), tare da kewayon 2100 zuwa 2800 mcd. Wannan shine adadin ƙarfin haske kowane kusurwa mai ƙarfi (candela) da aka auna tare da axis na tsakiya. Babban ƙimar yana nuna fitarwa mai haske, mai mai da hankali.
• Kusurwar Kallo (2θ_1/2):Digiri 120 (Na al'ada). Wannan shine cikakken kusurwar da ƙarfin haske ya faɗi zuwa rabin ƙimar axial. Kusurwar digiri 120 tana ba da katako mai faɗi sosai, wanda ya dace da hasken yanki.
• Haɗin Haɗin Launi (x, y):(0.32, 0.31) Na al'ada. Waɗannan ma'auni na CIE 1931 suna ayyana launin farin LED. Ana amfani da jurewar ±0.01 ga waɗannan ma'auni a cikin tsarin binning.
• Ƙarfin Gaba (V_F):2.8V zuwa 3.4V a 20mA, tare da ƙimar al'ada a kusa da tsakiyar wannan kewayon. Ana amfani da jurewar ±0.1V a cikin kwandon shara.
• Ƙarfin Jurewar ESD:2 kV (Samfurin Jikin Mutum, HBM). Wannan ƙimar tana nuna matsakaicin matakin kariya daga fitar da lantarki, wanda ya dace da yanayin masana'antu da aka sarrafa.

3. Bayanin Tsarin Binning

Don tabbatar da daidaiton aiki a cikin samarwa, ana rarraba LED zuwa kwandon shara dangane da mahimman sigogi. LTSA-S089ZWETU yana amfani da tsarin lamba uku: Vf / Iv / Launi (misali, D7/Y5/W30).

3.1 Binning Ƙarfin Gaba (Vf)

Ana rarraba LED ta hanyar faɗuwar ƙarfin gaba a 20mA don tabbatar da daidaiton haske da ja na yanzu a cikin da'irori iri ɗaya ko lokacin da tushen ƙarfin lantarki mai dorewa ke motsa su.

• Bin D7:Vf = 2.8V zuwa 3.0V
• Bin D8:Vf = 3.0V zuwa 3.2V
• Bin D9:Vf = 3.2V zuwa 3.4V

3.2 Binning Ƙarfin Haske/Juyi (Iv)

Wannan binning yana tabbatar da matakin fitar haske mai daidaito. Duka juyin haske (lm) da ƙarfin haske na axial (mcd) an ƙayyade su don kowane kwandon shara.

• Bin Y5:6.0-6.5 lm / 2100-2275 mcd
• Bin Y6:6.5-7.0 lm / 2275-2450 mcd
• Bin Y7:7.0-7.5 lm / 2450-2625 mcd
• Bin Y8:7.5-8.0 lm / 2625-2800 mcd

Ana amfani da jurewar ±10% ga ƙarfi/juyi a cikin kowane kwandon shara.

3.3 Binning Launi (Chromaticity)

Daidaiton launi yana da mahimmanci a aikace-aikacen da ake amfani da LED da yawa tare. Ana yin binning dangane da ma'auni na CIE 1931 (x, y) chromaticity.

• Bin W30:An ayyana wannan kwandon shara ta hanyar murabba'i huɗu akan ginshiƙi na CIE tare da maki kusurwa a (x,y): Point1 (0.312, 0.283), Point2 (0.306, 0.316), Point3 (0.331, 0.340), Point4 (0.331, 0.307). Duk LED a cikin yawan samarwa za su kasance da ma'auni na launi suna faɗowa cikin wannan yanki, tare da jurewar ±0.01.

4. Bincike na Lanƙwasa Aiki

Takardar bayani tana ba da zanen rarraba sarari (Hoto na 2). Wannan zanen polar yana wakiltar kusurwar kallo na digiri 120 a zahiri, yana nuna yadda ƙarfin haske ke raguwa yayin da kusurwar lura ke tafiya daga axis na tsakiya (0°). Tsarin yawanci Lambertian ne ko batwing don LED masu faɗin kusurwa, yana tabbatar da daidaitaccen haske akan yanki mai faɗi maimakon hasken haske mai kunkuntar.

5. Bayanin Injiniya da Kunshin

5.1 Girman Kunshin

LED yana zuwa a cikin kunshin SMD na ma'auni na masana'antu. Duk girmansu suna cikin millimeters tare da jurewar ma'auni na ±0.2mm sai dai idan an ƙayyade. Kunshin yana da sigar zinariya don haɓaka iya siyarwa da juriya na lalata. An haɗa zanen girma na musamman a cikin takardar bayani ta asali, yana ba da cikakkun bayanai game da tsayi, faɗi, tsayi, da tazarar jagora/kushin.

5.2 Shawararriyar Tsarin Kushin PCB

An ba da ƙirar ƙirar ƙasa don siyar da reflow na infrared ko matakin tururi. Wannan shawarar sawun sawun tana tabbatar da samar da haɗin siyar daidai, taimakon zafi, da kwanciyar hankali na injiniya. Yin bin wannan ƙirar yana da mahimmanci don cimma ƙayyadaddun aikin thermal (R_θJS).

5.3 Gano Polarity

Ana yiwa alama cathode akan jikin na'urar, sau da yawa tare da launin kore, tsaga, ko yanke kusurwa akan ruwan tabarau ko kunshin. Ya kamata silkscreen na PCB ya nuna kushin cathode a fili don hana haɗawa baya yayin haɗawa.

6. Jagororin Siyarwa da Haɗawa

6.1 Bayanin Siffar Siyar da Reflow na IR

An ba da cikakken bayanin reflow, wanda ya dace da J-STD-020 don hanyoyin marasa gubar. Mahimman sigogi sun haɗa da:

• Preheat:Hawa zuwa 150-200°C.
• Jiƙa/Lokacin Dumama:Matsakaicin dakika 120 don ba da damar daidaita zafin jiki da kunna kwarara.
• Matsakaicin Zazzabi:Matsakaicin 260°C. Lokacin da ya wuce ruwa (misali, 217°C) ya kamata a sarrafa shi don rage damuwa na zafi akan kunshin LED da ruwan tabarau na epoxy.
• Ƙimar Sanyaya:An sarrafa shi don hana girgizar zafi.

6.2 Ajiya da Gudanarwa

A matsayin na'urar Matsakaicin Hankalin Danshi (MSL) 2a:

• Jakarda Mai Rufi:Ajiye a ≤30°C da ≤70% RH. Yi amfani da shi cikin shekara guda bayan ranar rufe jakar.
• Bayan Buɗewa:Ajiye a ≤30°C da ≤60% RH. Ana ba da shawarar kammala reflow na IR cikin makonni 4 na fallasa.
• Ajiya Mai Tsayi (An Buɗe):Ajiye a cikin akwati mai rufi tare da desiccant ko a cikin desiccator na nitrogen.
• Rebaking:Idan an fallasa sama da makonni 4, yi baking a 60°C na akalla sa'o'i 48 kafin siyarwa don cire danshin da aka sha kuma hana \"popcorning\" yayin reflow.

6.3 Tsaftacewa

Idan tsaftacewa ya zama dole bayan siyarwa, yi amfani da kaushi da aka ƙayyade kawai. Nitse LED a cikin barasa na ethyl ko barasa na isopropyl a zafin daki na ƙasa da minti ɗaya yana yarda. Guji sinadarai masu tsauri ko waɗanda ba a ƙayyade ba waɗanda zasu iya lalata ruwan tabarau na epoxy ko alamun kunshin.

7. Bayanin Marufi da Oda

7.1 Ƙayyadaddun Tef da Reel

Ana sanya LED a cikin tef mai faɗin 8mm mai ɗaukar kaya. Ana nade tef ɗin akan daidaitaccen diamita inci 7 (178mm) diamita. Kowane reel yana ƙunshe da guda 2000. Marufi ya yi daidai da ƙayyadaddun ANSI/EIA-481. An ba da cikakkun bayanai masu mahimmanci don girman aljihu, tazarar tef, da cibiyar reel a cikin zane-zanen takardar bayani.

7.2 Bayanin Alamar

Alamar reel ta haɗa da lambar sashi (LTSA-S089ZWETU) da takamaiman lambobin kwandon shara don Ƙarfin Lantarki (Vf), Ƙarfi (Iv), da Launi (misali, D7/Y5/W30). Wannan yana ba da damar bin diddigin daidai da zaɓi don buƙatun aikace-aikace.

8. Shawarwari na Aikace-aikace da Abubuwan Ƙira

8.1 Yanayin Aikace-aikace na Al'ada

• Hasken Ciki na Mota:Fitilun taswira, fitilun karatu, hasken ƙafar ƙafa, da hasken yanayi na gabaɗaya na ɗaki.
• Alama da Hasken Baya:Hasken baya don maɓallai, maɓalli, da zane-zanen allon kayan aiki. Alamomin matsayi don tsarin nishadi ko tsarin yanayi.
• Kayan Lantarki na Masu Amfani:Ya dace da na'urori masu buƙatar haske mai haske, faɗin kusurwa farin haske inda ake amfani da haɗa kansa.

8.2 Mahimman Abubuwan Ƙira

• Tukin Yanzu:Koyaushe ku tuka LED tare da tushen igiyar lantarki mai dorewa, ba ƙarfin lantarki mai dorewa ba. Shawarar igiyar aiki ita ce 20mA don ƙayyadaddun halayen gani. Wuce 50mA DC zai keta ƙayyadaddun ƙididdiga na iyaka.
• Ƙirar Thermal:Ƙididdige yawan zafin haɗin gwiwa (T_J) ta amfani da dabara: T_J= T_A+ (R_θJA× P_D), inda P_D= V_F× I_F. Tabbatar T_Jya kasance ƙasa da 125°C don dogaro. Yi amfani da shawararriyar tsarin kushin PCB da isasshen yanki na tagulla don nutsewar zafi.
• Ƙirar Optical:Kusurwar kallo na digiri 120 tana ba da tarwatsawa mai faɗi sosai. Don ƙarin haske mai mai da hankali, za a buƙaci na'urori na biyu (ruwan tabarau ko masu nunawa).
• Kariyar ESD:Duk da yake an ƙididdige shi don 2kV HBM, aiwatar da ma'aunin kariya na ESD akan PCB (misali, diodes na murƙushe ƙarfin lantarki na wucin gadi) kyakkyawan al'ada ne, musamman a cikin yanayin mota.

9. Kwatancen Fasaha da Bambanci

LTSA-S089ZWETU ya bambanta kansa ta hanyar haɗa halayen da aka keɓance don kasuwannin kayan haɗin mota:

• Cancantar Mota-Mota:Magana ga AEC-Q102 shine babban abin banbancewa daga LED na kasuwanci, yana nufin gwaji a ƙarƙashin mafi tsauraran yanayin damuwa na muhalli (kewayawar zafin jiki, danshi, da sauransu).
• Yanayin Aiki Mai Faɗi:Kewayon -40°C zuwa +100°C ya wuce ƙayyadaddun ƙayyadaddun LED na kasuwanci, waɗanda sau da yawa suna ƙarewa a +85°C.
• Takamaiman Binning Launi (W30):Yana ba da ma'anar farin batu, wanda ke da mahimmanci ga aikace-aikacen da ke buƙatar daidaiton launi a cikin raka'a da yawa.
• Babban Ƙarfin Haske:Al'ada 2450 mcd a 20mA fitarwa ne mai yawa don SMD LED mai faɗin kusurwa, yana ba da ingantaccen haske mai haske.

10. Tambayoyin da ake yawan yi (Dangane da Ma'auni na Fasaha)

10.1 Zan iya tuka wannan LED a 50mA akai-akai?

Duk da yake Matsakaicin Matsakaicin Matsakaici don igiyar gaba ta DC shine 50mA, Halayen Lantarki-Optical an ƙayyade su a 20mA. Yin aiki a 50mA zai samar da ƙarin haske amma kuma zai haifar da zafi sosai (Watsawar Wutar Lantarki ~ Vf * 50mA). Wannan zai ɗaga zafin haɗin gwiwa, yana iya rage tsawon rayuwa da sa fitar haske ya ragu da sauri. Yana da mahimmanci a yi cikakken bincike na thermal idan ana nufin yin aiki kusa da matsakaicin yanzu.

10.2 Menene bambanci tsakanin Juyin Haske (lm) da Ƙarfin Haske (mcd)?

Juyin Haske (lumens) yana auna jimillar adadin haske da LED ke fitarwa a kowane bangare. Ƙarfin Haske (candelas) yana auna yadda LED ke bayyana daga takamaiman shugabanci, yawanci tare da axis na tsakiya. Wannan LED yana da babban ƙarfi na axial (mcd) amma kuma yana da katako mai faɗi (120°), yana haifar da matsakaicin jimillar juyi (lm). Don hasken yanki, juyi ya fi dacewa; don alamar da aka nufa, ƙarfi ya fi dacewa.

10.3 Me yasa tsarin ajiya da gasa yake da mahimmanci haka?

Kunshin na tushen epoxy na iya ɗaukar danshi daga iska. A lokacin babban aikin siyar da reflow na zafin jiki, wannan danshin da aka kama zai iya yin tururi cikin sauri, yana haifar da matsa lamba na ciki. Wannan na iya haifar da rabuwa tsakanin epoxy da firam ɗin jagora ko ma fashe kunshin (\"popcorning\"), yana haifar da gazawar nan take ko a ɓoye. Bin hanyoyin gudanarwa na MSL 2a yana hana wannan yanayin gazawa.

11. Nazarin Lamarin Aikace-aikace na Aiki

Yanayi: Ƙirar Hasken Baya na Console na Tsakiya na Mota.Mai zane yana buƙatar haskaka maɓallai da yawa da ƙaramin nuni na zane. Sun zaɓi LTSA-S089ZWETU don cancantar mota, haske fari, da faɗin kusurwar kallo. Sun ƙera PCB tare da shawararriyar tsarin kushin, ta amfani da mai tuki mai dorewa na 20mA don kowane LED. Sun zaɓi LED daga kwandon shara iri ɗaya (misali, Y6) da kwandon launi (W30) don tabbatar da daidaiton haske da launi a duk maɓallai. An ƙera PCB tare da filin ƙasa da aka haɗa da kushin LED don taimakawa watsa zafi. Yayin haɗawa, ana amfani da reel ɗin da aka rufe a cikin rayuwarsa ta bene, kuma an bi bayanin reflow na IR sosai. Samfurin ƙarshe yana ba da haske mai daidaito, mai dogaro wanda ya cika buƙatun zafin jiki na mota da tsawon rayuwa.

12. Gabatarwar Ƙa'idar Fasaha

LTSA-S089ZWETU ya dogara ne akan fasahar semiconductor na InGaN (Indium Gallium Nitride). A cikin LED fari, ana lulluɓe guntu na InGaN mai fitar da shuɗi tare da Layer na phosphor. Lokacin da guntu ya fitar da hasken shuɗi, phosphor yana ɗaukar wani ɓangare daga cikinsa kuma yana sake fitar da haske a tsayin raƙuman ruwa (rawaya, ja). Haɗin sauran hasken shuɗi da hasken da aka canza phosphor ya bayyana fari ga idon mutum. Ruwan tabarau rawaya sai ya zama tacewa na ƙarshe, yana iya daidaita zafin launi ko samar da takamaiman kyan gani. Wannan fasahar LED fari da aka canza phosphor tana da inganci kuma tana ba da damar ƙirƙirar farin batu daban-daban.

13. Trends na Masana'antu da Ci gaba

Trend a cikin SMD LED don mota da haske na gabaɗaya yana ci gaba zuwa mafi inganci (ƙarin lumens kowace watt), ingantaccen ma'auni na nuna launi (CRI), da mafi girma dogaro a mafi girman zafin haɗin gwiwa. Haka nan akwai motsi zuwa ƙananan ƙananan kayan aiki yayin da ake kiyayewa ko ƙara fitar haske. Bugu da ƙari, tsarin haske mai hankali da ke haɗa sarrafa lantarki kai tsaye tare da LED suna zama mafi yaduwa. Don cikin mota, hasken yanayi mai ƙarfi tare da ikon launi da yawa da duhu wani abu ne mai girma, kodayake wannan takamammen ɓangaren shine mafita mai launi ɗaya, tsayayye wanda ya dace da aikace-aikacen haske masu aiki, masu tsada.