LED Ja 3.0x3.0x0.55mm SMD - Matsakaicin Wutar Gaba 2.0-2.6V - Haske 93.2-130lm - Tsawon Tsinkaya 617.5-625nm - Takardar Bayanin Fasaha ta Hausa

1. Bayanin Samfur

Wannan takarda tana ba da cikakken ƙayyadaddun fasaha na LED ja mai haske mai ƙarfi (SMD). An ƙera na'urar don aikace-aikace masu ƙarfi, musamman a fannin mota, inda dogaro, aiki, da daidaito suka fi muhimmanci. Tana amfani da guntu na semiconductor AlGaInP (Aluminum Gallium Indium Phosphide), wanda aka sani da samar da ingantaccen haske ja mai tsayayye. An sanya samfurin a cikin ƙaramin kunshin EMC (Epoxy Molding Compound) mai girman 3.0mm x 3.0mm x 0.55mm, yana ba da ingantaccen mafita don hanyoyin haɗawa ta atomatik.

1.1 Fa'idodi na Asali da Kasuwar Manufa

Babbar kasuwar manufa don wannan LED ita ce hasken mota, wanda ya ƙunshi aikace-aikacen ciki da na waje. Fa'idodinta na asali sun samo asali ne daga ƙirarta da abubuwan da aka yi amfani da su. Kunshin EMC yana ba da ingantaccen kwanciyar hankali na zafi da juriya ga abubuwan muhalli kamar zafi da yanayin zafi, waɗanda ke da mahimmanci ga na'urorin lantarki na mota. Faɗin kusurwar kallo mai faɗin digiri 120 yana tabbatar da rarraba haske iri ɗaya. Bugu da ƙari, bin ƙa'idodin gwajin damuwa na AEC-Q102 don ƙananan na'urori masu ƙima na mota yana nuna dacewarsa ga yanayin aiki mai tsauri da ake samu a cikin motoci.

2. Bincike Mai Zurfi na Sigogi na Fasaha

Fahimtar cikakkiyar halayen lantarki da na gani yana da mahimmanci don ƙirar da'ira daidai da haɗin tsarin.

2.1 Halayen Lantarki da Na Gani

Ana auna mahimman sigogi a daidaitaccen zafin haɗin gwiwa (Ts) na 25°C. Matsakaicin wutar gaba (VF) yana daga mafi ƙarancin 2.0V zuwa mafi girma na 2.6V a gwajin na'urar 700mA, tare da ƙimar da masu ƙira zasu iya amfani da ita don lissafin farko. Fitowar haske (Φ) yana da mahimmanci, yana daga 93.2 lumens zuwa 130 lumens a ƙarƙashin yanayin tuƙi 700mA iri ɗaya, yana nuna inganci ga LED ja. Tsawon tsinkaya (Wd) yana ƙayyadaddun launin da ake gani, yana faɗuwa a cikin bakan ja tsakanin 617.5nm da 625nm. Na'urar tana da ƙaramin ƙaramin koma baya (IR) wanda bai wuce 10µA ba a 5V na koma baya, da juriya na zafi (RTHJ-S) daga haɗin gwiwa zuwa wurin solder na 14°C/W, wanda ke da mahimmanci don lissafin sarrafa zafi.

2.2 Matsakaicin Matsakaicin Ƙimar

Waɗannan ƙimar suna bayyana iyakokin da za a iya haifar da lalacewa ta dindindin. Matsakaicin matsakaicin halin yanzu na gaba (IF) shine 840mA DC, tare da matsakaicin halin yanzu na gaba (IFP) na 1000mA da aka yarda a ƙarƙashin yanayin bugun jini (1/10 aikin aiki, faɗin bugun jini 10ms). Matsakaicin ɓarnawar wutar lantarki (PD) shine 2184mW. Na'urar na iya jure wutar koma baya (VR) har zuwa 5V. Yanayin aiki da ajiya yana da faɗi, daga -40°C zuwa +125°C, tare da matsakaicin zafin haɗin gwiwa (TJ) na 150°C. Matsakaicin matakin jurewa na fitar da wutar lantarki (ESD) shine 2000V (Samfurin Jikin Mutum), ko da yake ana buƙatar matakan kula da ESD da suka dace yayin da yawan amfanin ƙasa a wannan matakin ya wuce 90%.

3. Bayanin Tsarin Rarraba

Don tabbatar da daidaiton launi da haske a cikin samarwa, ana rarraba LED zuwa kwandon da aka auna mahimman sigogi a IF=700mA.

3.1 Rarraba Wutar Gaba da Haske

An rarraba wutar gaba zuwa lambobi uku: C0 (2.0-2.2V), D0 (2.2-2.4V), da E0 (2.4-2.6V). An rarraba haske zuwa lambobi uku: RB (93.2-105 lm), SA (105-117 lm), da SB (117-130 lm). An rarraba tsawon tsinkaya zuwa D2 (617.5-620 nm), E1 (620-622.5 nm), da E2 (622.5-625 nm). Cikakken lambar oda na samfur zai ƙayyade kwandon ɗaya daga kowane waɗannan rukunan, yana ba masu ƙira damar zaɓar LED tare da ingantaccen aiki don aikace-aikacensu.

4. Bincike na Lanƙwasa Aiki

Yayin da PDF ke nuna kasancewar lanƙwasa na halayen gani na yau da kullun (Fig. 1-7 zuwa gaba), ba a ba da takamaiman jadawali don wutar gaba da halin yanzu na gaba, haske da halin yanzu na gaba, da rarraba bakan a cikin rubutun da aka ciro ba. A cikin cikakken takardar bayanai, waɗannan lanƙwasa suna da mahimmanci. Yawanci za su nuna yadda VF ke ƙaruwa tare da IF, yadda fitowar haske ke ƙaruwa tare da halin yanzu kafin yuwuwar cika ko raguwa a manyan halayen yanzu/zafin haɗin gwiwa, da ƙananan kololuwar bakan halayen AlGaInP LED. Masu ƙira suna amfani da waɗannan lanƙwasa don inganta halin yanzu na tuƙi don inganci da fitarwa, da fahimtar canjin launi tare da zafin jiki.

5. Bayanin Injiniya da Kunshin

5.1 Girman Kunshin da Zane-zane

LED yana da ƙafar ƙafa na 3.0mm x 3.0mm tare da tsayi na 0.55mm. An ba da cikakkun ra'ayoyi na sama, gefe, da ƙasa. Duk ƙimar ƙimar ƙima ±0.05mm sai dai idan an faɗi akasin haka. Duban ƙasa yana nuna tsarin kafet ɗin anode da cathode a sarari, wanda ke da mahimmanci don ƙirar ƙafar PCB daidai da alkibla yayin sanyawa.

5.2 Gano Polarity da Tsarin Kafet ɗin Solder da Aka Ba da Shawara

An yiwa polarity alama a sarari. An ba da tsarin kafet ɗin solder da aka ba da shawarar don tabbatar da ingantaccen solder da haɗin zafi daidai zuwa PCB. Bin wannan tsarin yana taimakawa wajen samun ingantattun filayen solder da rage damuwa akan kayan yayin zagayowar zafi.

6. Jagororin Solder da Haɗawa

6.1 Umarnin Solder Reflow na SMT

Samfurin ya dace da duk daidaitattun hanyoyin haɗawa da solder na SMT. PDF ya ƙunshi sashe na musamman don umarnin solder reflow, wanda yawanci zai haɗa da shawarar bayanin martaba tare da takamaiman yankuna na zafi (dumi, jiƙa, kololuwar reflow, sanyaya), matsakaicin matsakaicin zafi, da lokacin da ya wuce ruwa. Wannan yana tabbatar da cewa kunshin EMC da haɗin gwiwar ciki ba su lalace ta hanyar zafi mai yawa yayin haɗawa.

6.2 Kula da Kula da Ajiya

LED yana da Matakin Hankan Danshi (MSL) na Mataki na 2. Wannan yana nufin ana iya fallasa kunshin zuwa yanayin bene na masana'anta (30°C/60% RH) har zuwa shekara guda kafin a buƙaci gasa kafin solder reflow. Bayan an buɗe jakar, dole ne a yi solder a cikin sa'o'i 168 (mako 1) a ƙarƙashin yanayi iri ɗaya. Dole ne a adana samfuran a cikin jakunkunan shinge na danshi na asali tare da busassun abu. Ya kamata a kiyaye matakan kariya na ESD na yau da kullun yayin sarrafawa.

7. Bayanin Kunshin da Oda

7.1 Ƙayyadaddun Kunshin

Ana ba da LED akan tef da reel don injunan ɗauka da sanyawa ta atomatik. An ba da ƙayyadaddun girman tef ɗin mai ɗaukar kaya (girman aljihu, tazara), girman reel (diamita, faɗi), da tsarin lakabi a cikin takardar. Wannan bayanin yana da mahimmanci don daidaita kayan aikin layin haɗawa.

7.2 Kunshin da Amincewa

Kunshin ya haɗa da jakunkunan shinge masu hana danshi, akwatunan kati, da alamun da ke ɗauke da lambar yawa, adadi, da lambar sashi. An yi nuni da cikakken tsarin gwajin dogaro dangane da AEC-Q102, gami da gwaje-gwaje kamar ajiyar zafi mai girma, zagayowar zafi, zafi mai danshi, da juriya ga zafin solder. An yi cikakken bayani game da takamaiman abubuwan gwaji, yanayi, da ma'auni don yanke hukunci (misali, canje-canjen da aka yarda a cikin wutar gaba ko haske) don tabbatar da aiki na dogon lokaci.

8. Shawarwari na Aikace-aikace da Abubuwan Ƙira

8.1 Yanayin Aikace-aikace na Yau da Kullun

Babban aikace-aikacen shine hasken mota. Wannan ya haɗa da ayyuka na waje kamar fitilun haɗin gwiwa na baya (fitilun wutsiya, fitilun birki), fitilun tsakiyar tsayi mai tsayi (CHMSL), da fitilun alamar gefe. Aikace-aikacen ciki sun haɗa da hasken baya na dashboard, hasken maɓalli, da hasken yanayi. Babban haskensa da amincinsa kuma sun sa ya dace da sauran sufuri, alamar masana'antu, da aikace-aikacen alama.

8.2 Muhimman Abubuwan Ƙira

• Gudanar da Zafi:Dole ne a rage matsakaicin halin yanzu na gaba dangane da ainihin zafin haɗin gwiwar aiki, wanda bai kamata ya wuce 150°C ba. Juriya na zafi na 14°C/W yana nufin cewa ga kowane watt da ya ɓace, haɗin gwiwar zai zama 14°C mai zafi fiye da wurin solder. Ana buƙatar isasshen yanki na tagulla na PCB (kafet ɗin zafi) da yuwuwar heatsink don aiki mai ƙarfi.
• Tukin Halin Yanzu:LED na'urori ne masu tuƙi na halin yanzu. Ana ba da shawarar da'irar tuƙi mai tsayayye don kiyaye ingantaccen fitar da haske da launi, ba tare da la'akari da bambance-bambance a cikin wutar gaba ba. Dole ne a ƙera direba don tsayawa cikin matsakaicin matsakaicin ƙimar.
• Ƙirar Gani:Kusurwar kallo na digiri 120 na asali ne ga kunshin. Ana iya buƙatar na'urorin gani na biyu (ruwan tabarau, masu haskakawa) don daidaitawa ko siffantar hasken don takamaiman aikace-aikace.

9. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da daidaitattun LED na SMD na filastik, wannan kunshin EMC yana ba da ingantaccen aikin zafi da juriya ga yanayin zafi mai girma da yanayin zafi mai girma, wanda shine babban bambanci don amfani da mota. Cancantar AEC-Q102 shaida ce ta yau da kullun ga wannan ƙarfi, wanda ya wuce ƙayyadaddun ƙayyadaddun kasuwanci na kasuwanci. Haɗin babban haske (har zuwa 130 lm) daga ƙaramin ƙafar ƙafa 3x3mm a 700mA kuma fa'ida ce ta gasa don aikace-aikacen da ke da ƙarancin sarari, mai haske.

10. Tambayoyin da ake yawan yi (Dangane da Sigogi na Fasaha)

10.1 Menene halin yanzu na aiki da aka ba da shawarar?

Takardar bayanai ta ƙayyade halaye a 700mA da matsakaicin matsakaicin halin yanzu na DC a 840mA. Halin yanzu na aiki da aka ba da shawarar ya dogara da ƙirar zafi na aikace-aikacenku. Don aiki na dogon lokaci mai dogaro, yana da kyau a tuƙi LED a ko ƙasa da 700mA sai dai idan an ba da sanyaya na musamman, don kiyaye zafin haɗin gwiwa ƙasa da iyakarsa ta matsakaici.

10.2 Ta yaya zan zaɓi kwandon da ya dace don aikace-aikacena?

Don aikace-aikace masu buƙatar daidaiton launi (misali, tsararrun LED da yawa), ƙayyade ƙaƙƙarfan kwandon tsinkaya mai tsayi (misali, E1 kawai). Don aikace-aikace masu buƙatar daidaiton haske, ƙayyade ƙaƙƙarfan kwandon haske (misali, SB kawai). Don ƙirar wutar lantarki, ƙayyade kwandon wutar gaba (misali, D0) na iya taimakawa wajen inganta ingancin direba. Sau da yawa, ana ƙayyade haɗin gwiwa.

10.3 Zan iya amfani da wannan LED don aikin bugun jini?

Ee, takardar bayanai ta ba da izinin matsakaicin halin yanzu na gaba (IFP) na 1000mA a ƙarƙashin yanayin bugun jini (faɗin bugun jini 10ms, aikin aiki 1/10). Ana iya amfani da wannan don cimma haske mai girma fiye da yadda ake iya yi tare da aikin DC, amma matsakaicin ɓarnawar wutar lantarki har yanzu bai kamata ya wuce matsakaicin ƙimar ba, kuma dole ne a sarrafa zafin haɗin gwiwa.

11. Ƙirar Aiki da Shari'ar Amfani

Shari'a: Ƙirar Ƙungiyar Fitilar Birki ta Mota Mai Ƙarfi.Mai ƙira yana ƙirƙirar sabon fitilar tsayawa mai tsayi wanda ya dogara da LED. Suna buƙatar babban haske don ganin rana kuma dole ne su cika ƙa'idodin amincin mota. Sun zaɓi wannan LED a cikin SB (mafi girman haske) da E1 (takamaiman launin ja) kwandon. Sun ƙera PCB tare da babban kafet ɗin tagulla na zafi wanda aka haɗa da vias don watsar da zafi zuwa wasu yadudduka. An zaɓi direba mai tsayayye don ba da 700mA kowace LED. An saita bayanin martaba dangane da umarnin SMT na takardar bayanai. Bayan haɗawa, ƙungiyar ta sha gwajin zagayowar zafi don tabbatar da ƙarfin ƙirar, ta yin amfani da ingantaccen ingancin AEC-Q102 na LED.

12. Gabatarwar Ƙa'idar Aiki

Wannan LED yana aiki bisa ka'idar electroluminescence a cikin haɗin gwiwar p-n semiconductor. Yankin aiki ya ƙunshi AlGaInP. Lokacin da aka yi amfani da wutar gaba, electrons daga yankin n-type da ramuka daga yankin p-type ana shigar da su cikin yankin aiki. Lokacin da waɗannan masu ɗaukar caji suka sake haɗuwa, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke cikin gawa na AlGaInP yana ƙayyade makamashin bandgap, wanda kai tsaye yana bayyana tsawon tsinkaya (launi) na hasken da aka fitar, a wannan yanayin, a cikin kewayon ja na 617-625 nm. Kunshin EMC yana rufe guntu, yana ba da kariya ta injiniya, kuma ya haɗa da ruwan tabarau mara phosphor don siffantar fitar da haske.

13. Trends na Fasaha da Mahallin

Fasahar AlGaInP ta balaga kuma an inganta ta sosai don LED ja, orange, da amber, tana ba da ingantaccen inganci da kwanciyar hankali. Yarjejeniya a cikin mota da LED masu aminci suna zuwa ga ƙarin ƙarfin wutar lantarki da inganci (ƙarin lumens a kowace watt) daga girman kunshin iri ɗaya ko ƙarami. Wannan yana haifar da ci gaba a cikin ƙirar guntu, kayan kunshin (kamar ci-gaba EMC ko kayan aikin yumbu), da dabarun sarrafa zafi. Bugu da ƙari, haɗin kai tare da masu tuƙi masu hankali da na'urori masu auna firikwensin don tsarin haske mai daidaitawa ci gaba ne mai gudana. Wannan samfurin yana cikin wannan yanayin, yana ba da ingantaccen mafita mai ƙarfi, mai inganci don ayyukan haske na al'ada wanda ya dace da ƙirar masana'antu ta zamani da ƙaƙƙarfan buƙatun inganci.