Takardar Bayanin LED 209UYOSUGC/S530-A3 - LED Mai Launin Lemu/Kore Biyu - 20mA - 3.3V Na Yau Da Kullun - Takardar Fasaha

1. Duba Samfurin

209UYOSUGC/S530-A3 wata karamar fitilar LED ce mai saukarwa a saman, wacce aka tsara don aikace-aikacen nuni da hasken baya. Tana hada guntayen semiconductor guda biyu a cikin kunshin guda daya, wanda ke ba da damar fitar da launuka biyu daban-daban: Lemu Mai Kyau da Kore Mai Kyau. Wannan tsarin launi biyu yana ba da sassaucin zane don nuna matsayi, siginar matsayi da yawa, da kuma haske mai kyau a cikin na'urorin lantarki masu matsi.

Babban fa'idar wannan samfurin yana cikin fasahar guntu mai dacewa, wacce ke tabbatar da daidaitaccen fitar da haske da kuma daidaitaccen faffadan kusurwar kallo a duk launuka biyu. An gina shi da ingantaccen inganci na tsarin kankara, yana ba da tsawon rayuwar aiki sosai idan aka kwatanta da kwararan fitilu na gargajiya. An tsara na'urar don aiki mai karancin wutar lantarki, wanda ya sa ta dace da tsarin tuƙi na kewayawa (IC), kuma tana bin manyan ka'idojin muhalli da aminci ciki har da RoHS, EU REACH, da bukatun Ba Halogen ba.

Kasuwar da aka yi niyya ta hada da na'urorin lantarki na mabukaci da na'urorin kwamfuta inda ake bukatar ingantaccen nuni na matsayi, mai arha, da aiki da yawa. Aikace-aikacensa na farko sun hada da talabijin, na'urorin kallon kwamfuta, wayoyi, da sassa daban-daban na kwamfuta.

2. Zurfin Binciken Siffofin Fasaha

2.1 Halayen Lantarki da Hasken Lantarki

Aikin LED an ayyana shi a karkashin daidaitattun yanayi (Ta=25°C). Na'urar tana dauke da nau'ikan guntu daban-daban guda biyu, wadanda aka sanya wa suna UYO (Lemu Mai Kyau) da SUG (Kore Mai Kyau), kowannensu yana da sigogi na musamman.

Karfin Wutar Lantarki Na Gaba (VF):Guntun UYO (Lemu) yana da matsakaicin karfin wutar lantarki na gaba na 2.0V (matsakaici 1.7V, matsakaici 2.4V) a gwajin na'urar na 20mA. Guntun SUG (Kore) yana aiki a mafi girman matsakaicin karfin wutar lantarki na gaba na 3.3V (matsakaici 2.7V, matsakaici 3.7V) a karkashin yanayi guda na 20mA. Wannan bambance-bambancen yana da mahimmanci ga tsarin kewayawa, musamman lokacin tuƙi duka launuka daga layin wutar lantarki guda, saboda yana iya buƙatar masu hana halin yanzu na daban-daban ko direba mai dorewa.

Ƙarfin Hasken (IV):Matsakaicin ƙarfin haske na guntun UYO shine millicandelas 200 (mcd), tare da mafi ƙarancin 100 mcd. Guntun SUG yana ba da mafi girman fitarwa na yau da kullun na 320 mcd, tare da mafi ƙarancin 160 mcd. Wannan siga tana ayyana hasken da ake gani na LED.

Kusurwar Dubawa (2θ1/2):Duka guntayen suna ba da faffadan kusurwar dubawa ta yau da kullun na digiri 50. Wannan yana ayyana yadda ƙarfin haske ya watsu a cikin kusurwoyi, inda aƙalla rabin ƙimar kololuwarsa, yana tabbatar da kyakkyawan gani daga ra'ayoyi daban-daban.

Halayen Bakan:Guntun UYO yana fitarwa a mafi girman tsayin raƙuman ruwa (λp) na 611 nm da kuma babban tsayin raƙuman ruwa (λd) na 605 nm, sifa na yankin lemu-ja. Faɗin bakan sa (Δλ) shine 17 nm. Guntun SUG yana fitarwa a mafi girman tsayin raƙuman ruwa na 518 nm da babban tsayin raƙuman ruwa na 525 nm (kore), tare da mafi faɗin faɗin bakan na 35 nm.

2.2 Matsakaicin Matsakaicin Cikakke da Siffofin Lantarki

Waɗannan ƙididdiga suna ayyana iyakokin da za su iya haifar da lalacewa na dindindin ga na'urar. Ba za a wuce su ba a kowane yanayi na aiki.

Ci gaba da Halin Yanzu Na Gaba (IF):Matsakaicin halin yanzu na gaba da aka halatta don duka guntayen UYO da SUG shine 25 mA. Yin aiki fiye da wannan iyaka yana haifar da haɗarin gazawa saboda yawan zafi.

Karfin Wutar Lantarki Na Baya (VR):Matsakaicin karfin wutar lantarki na baya da za a iya amfani da shi shine 5V. Wucewa wannan na iya haifar da rushewar haɗin gwiwa.

Rushewar Wutar Lantarki (Pd):Matsakaicin raguwar wutar lantarki na guntun UYO shine 60 mW, yayin da na guntun SUG shine 90 mW. Wannan ƙimar tana la'akari da jimillar zafin da aka samar a cikin kunshin.

Halin Yanzu Na Baya (IR):A matsakaicin karfin wutar lantarki na baya na 5V, matsakaicin halin yanzu na baya shine 10 μA ga UYO da 50 μA ga SUG, yana nuna halayen ɗigon haɗin diode.

3. Siffofin Zafi da Muhalli

Yanayin Zafi na Aiki (Topr):An ƙididdige na'urar don ci gaba da aiki a cikin kewayon zafin yanayi na -40°C zuwa +85°C.

Yanayin Zafi na Ajiya (Tstg):Ana iya adana na'urar ba tare da amfani da wutar lantarki ba a cikin kewayon zafin jiki na -40°C zuwa +100°C.

Yanayin Zafi na Solder (Tsol):Kunshin ya dace da hanyoyin solder na sake kunnawa. Shawarar bayanin ya haɗa da matsakaicin zafin jiki na 260°C na matsakaicin tsawon lokaci na dakika 5. Wannan siga ce mai mahimmanci don taron PCB don guje wa lalata guduro ko igiyoyin ciki.

4. Binciken Lankwasa na Aiki

4.1 Halayen Guntun UYO (Lemu)

Lankwasan da aka bayar suna ba da hoton hoto na mahimman halaye. TheDangantakar Ƙarfi da Tsawon Raƙuman Ruwalankwasa yana nuna kololuwa mai kaifi a kusa da 611 nm, yana tabbatar da launin lemu. TheDaidaitawatsari yana kwatanta kusurwar dubawa na digiri 50, yana nuna yadda ƙarfi ya faɗi daidai daga tsakiyar axis.

TheHalin Yanzu Na Gaba da Karfin Wutar Lantarki Na Gaba (I-V)lankwasa ba ta layi ba, ta yau da kullun na diode. Ga guntun UYO, karfin wutar lantarki yana tashi da sauri da zarar an wuce bakin kofa, sannan ya ƙara ƙaruwa da sauri tare da halin yanzu. TheDangantakar Ƙarfi da Halin Yanzu Na Gabalankwasa tana nuna cewa fitarwar haske yana ƙaruwa daidai da halin yanzu har zuwa matsakaicin ƙididdiga, wanda yake da mahimmanci don sarrafa duhu na analog.

TheDangantakar Ƙarfi da Yanayin Zafin Yanayilankwasa tana nuna kashe zafi: yayin da zafin jiki ya karu, ingancin haske da ƙarfin fitarwa suna raguwa. TheHalin Yanzu Na Gaba da Yanayin Zafin Yanayilankwasa (a dorewar karfin wutar lantarki) tana nuna cewa don ƙayyadaddun karfin wutar lantarki, halin yanzu na gaba zai ƙaru yayin da zafin jiki ya tashi, wanda shine sifa na diode mara kyau na zafin jiki don karfin wutar lantarki na gaba. Wannan na iya haifar da guduwar zafi idan ba a sarrafa shi da kyau tare da kewayawar iyakance halin yanzu ba.

4.2 Halayen Guntun SUG (Kore)

Lankwasan guntun SUG suna bin irin wannan yanayin amma tare da lambobi daban-daban. Lankwasa I-V ta fara a mafi girman karfin wutar lantarki, daidai da 3.3V na yau da kullun Vf. Dangantakar ƙarfi da halin yanzu ita ma layi ce. Ƙarin lankwasa,Daidaitawar Launi da Halin Yanzu Na Gaba, an ba da shi don guntun kore. Wannan lankwasa yana da mahimmanci kamar yadda yake nuna yadda launin da ake gani (x,y masu daidaitawa akan ginshiƙi na CIE) zai iya ɗan motsi tare da canje-canje a cikin halin yanzu na tuƙi, wanda shine tasiri mafi girma a cikin InGaN (kore/shudi) LEDs idan aka kwatanta da AlGaInP (ja/lemu) LEDs.

5. Bayanin Injiniya da Kunshin

Na'urar tana amfani da daidaitaccen kunshin saukarwa a saman. Muhimman bayanan girma sun haɗa da: duk girma suna cikin milimita; tsayin gefen kayan dole ya kasance ƙasa da 1.5mm; kuma matsakaicin haƙuri na girma da ba a bayyana ba shine ±0.25mm. Zanen girma yawanci yana nuna tsawon jiki, faɗi, da tsayi, tazarar jagora (pitch), da wurin gano cathode (sau da yawa notch, gefen lebur, ko kore a kan kunshin). Fassarar da ta dace na wannan zane yana da mahimmanci don ƙirar sawun PCB don tabbatar da daidaitaccen wuri da solder.

6. Jagororin Solder da Taro

Kula da kyau yana da mahimmanci ga aminci.Samar da Jagora:Idan jagororin suna buƙatar lanƙwasa (don bambance-bambancen rami ko wurin SMT na al'ada), lanƙwasa dole ne ya faru aƙalla 3mm daga tushen kwan fitila na guduro, dole ne a yi shi kafin solder, kuma dole ne a guji damuwa da kunshin. Yanke jagororin ya kamata a yi a yanayin zafi.

Ajiya:Ya kamata a adana LEDs a ≤30°C da ≤70% Yanayin Danshi. Tsawon rayuwar shagona daga jigilar kaya shine watanni 3. Don ajiya mai tsawo (har zuwa shekara 1), ana ba da shawarar yanayin iskar nitrogen mai rufewa tare da bushewa. Guji saurin canjin yanayin zafi a cikin yanayi mai danshi don hana hazo.

Tsarin Solder:Kiyaye mafi ƙarancin nisa na 3mm daga haɗin gwiwar solder zuwa kwan fitilar guduro. Yanayin da aka ba da shawarar shine:

- Solder na Hannu:Zafin ƙarshen ƙarfe ≤300°C (30W matsakaici), lokaci ≤3 seconds.

- Solder Wave/DIP:Preheat ≤100°C for ≤60 seconds, solder bath ≤260°C for ≤5 seconds.

Ana ba da shawarar hoton bayanin solder, yana nuna haɓaka a hankali, ci gaba da kololuwa, da kuma lokacin sanyaya da aka sarrafa don rage girgizar zafi. Guji damuwa akan jagororin a yanayin zafi mai girma. Kada ku solder na'urar fiye da sau ɗaya ta amfani da hanyar tsoma ko hannu. Kare na'urar daga girgiza na injiniya har sai ta yi sanyi zuwa yanayin zafi bayan solder. Ba a ba da shawarar sanyaya tilas cikin sauri ba.

7. Bayanin Kunshin da Oda

Ana jigilar samfurin a cikin kunshin mai hana danshi, mai hana tashin hankali don kare shi daga fitar da wutar lantarki (ESD) da lalacewar muhalli yayin jigilar kaya da ajiya. Matsayin shiryawa shine: Ana sanya LEDs a cikin jakar anti-static (200-500 guda a kowace jaka). An shirya jakuna shida a cikin akwati na ciki guda ɗaya. An shirya akwatunan ciki goma a cikin babban akwati (waje) guda ɗaya.

Lambar da ke kan kunshin ta ƙunshi lambobi da yawa:

- CPN:Lambar Sashen Abokin Ciniki.

- P/N:Lambar Sashen Masana'anta (209UYOSUGC/S530-A3).

- QTY:Yawa a cikin kunshin.

- CAT:Matsayin Ƙarfin Hasken (bin).

- HUE:Babban Matsayin Tsawon Raƙuman Ruwa (bin).

- REF:Matsayin Karfin Wutar Lantarki Na Gaba (bin).

- LOT No:Lambar rukunin masana'anta don bin diddigin.

Wannan bayanin binning (CAT, HUE, REF) yana da mahimmanci ga aikace-aikacen da ke buƙatar daidaitaccen launi ko daidaiton haske, saboda yana ba da damar zaɓar LEDs daga takamaiman ƙungiyoyin aiki.

8. Shawarwari na Aikace-aikace da La'akari da Zane

Kewayen Aikace-aikacen Yau da Kullun:Mafi yawan hanyar tuƙi shine resistor mai iyakance halin yanzu. Ana ƙididdige ƙimar resistor (R) ta amfani da Dokar Ohm: R = (Vsupply - Vf_LED) / If, inda Vf_LED shine karfin wutar lantarki na gaba na takamaiman guntu da ake tuƙa (UYO ko SUG) a halin yanzu da ake so (If, yawanci 20mA ko ƙasa). Yin amfani da resistor guda ɗaya don duka LEDs a layi daya ba a ba da shawarar ba saboda bambance-bambancen halayen Vf; Ya kamata a tuƙa su ta hanyar resistors daban-daban ko canza su da kansu.

Tsarin PCB:Sawun PCB dole ne ya dace da girman kunshin daidai. Tabbatar da yanayin cathode/anode daidai ne akan shimfidar wuri. Samar da isasshen yanki na tagulla don zubar da zafi idan ana aiki kusa da matsakaicin ƙididdiga, ko da yake don amfani da nuni na yau da kullun a 20mA, wannan ba shi da mahimmanci.

Haɗaɗɗiya:Don aikace-aikacen da ke buƙatar sarrafa duka launuka biyu da kansu, ana iya haɗa LED mai launi biyu a cikin tsarin cathode na gama-gari ko anode na gama-gari (takardar bayanai ta ƙayyade cewa wannan nau'in launi biyu ne, ma'ana tashoshi biyu a kowane launi, mai yiwuwa na'urar mai ƙafafu 4). Wannan yana ba da damar tuƙa shi ta hanyar fil ɗin GPIO na microcontroller ko takamaiman direban LED IC tare da ikon haɗawa, yana adana fil ɗin I/O.

9. Kwatancen Fasaha da Bambance-bambance

Babban bambance-bambancen 209UYOSUGC/S530-A3 shineikonsa na guntu biyu, launi biyu a cikin kunshin SMT guda ɗaya. Idan aka kwatanta da amfani da LEDs masu launi guda ɗaya daban-daban guda biyu, wannan yana adana sararin PCB, yana sauƙaƙa taro (wurin guda ɗaya da na biyu), kuma yana tabbatar da daidaitaccen daidaitawar hanyoyin haske biyu. Daidaitawar guntayen don daidaitaccen fitarwa da kusurwar dubawa shine babban siffar inganci wanda ba koyaushe yake cikin madadin ƙarancin farashi ba.

Yarjejeniyarsa tare daBa Halogen ba(Br<900ppm, Cl<900ppm, Br+Cl<1500ppm),RoHS, daREACHka'idoji sun sa ya dace da samfuran da ake sayar da su a kasuwanni masu ƙa'ida kamar Tarayyar Turai. Ƙayyadadden faffadan kusurwar dubawa (50°) yana ba da mafi kyawun gani daga gefe fiye da LEDs masu kusurwa mai kunkuntar, wanda ke da fa'ida ga alamomin panel.

10. Tambayoyin da ake yawan yi (Dangane da Siffofin Fasaha)

Q: Shin zan iya tuƙi duka LEDs na lemu da kore a lokaci guda a cikinsu cikakken 20mA?

A: A lantarki, i, idan suna kan kewayawa masu zaman kansu. Koyaya, yi la'akari da jimillar raguwar wutar lantarki a cikin kunshin. Aiki lokaci guda a 20mA zai haifar da Pd_UYO ~40mW da Pd_SUG ~66mW (ta amfani da Vf na yau da kullun). Dole ne a sarrafa haɗin gwiwar samar da zafi a cikin iyakokin zafi na kunshin, musamman a yanayin zafi mai girma.

Q: Me yasa karfin wutar lantarki na gaba ya bambanta sosai tsakanin guntayen lemu da kore?

A: Wannan ya samo asali ne daga ainihin kayan semiconductor. Guntun lemu yana amfani da AlGaInP, wanda ke da ƙarancin ƙarfin bandgap, yana haifar da ƙarancin karfin wutar lantarki na gaba (~2.0V). Guntun kore yana amfani da InGaN, wanda ke da babban bandgap, yana buƙatar mafi girman karfin wutar lantarki na gaba (~3.3V) don cimma allurar mai ɗaukar kaya da sake haɗawa wanda ke fitar da photons masu ƙarfi (gajeren tsawon raƙuman ruwa).

Q: Ta yaya zan fassara lambobin 'CAT', 'HUE', da 'REF' akan lakabin?

A: Waɗannan lambobin binning ne. Masana'anta suna gwada LEDs kuma suna rarraba su cikin ƙungiyoyi (kwandon shara) dangane da aikin da aka auna. 'CAT' ƙungiyoyin LEDs ta ƙarfin haske (misali, 160-200 mcd, 200-240 mcd don SUG). 'HUE' ƙungiyoyi ta babban tsayin raƙuman ruwa (misali, 520-525 nm, 525-530 nm don SUG). 'REF' ƙungiyoyi ta karfin wutar lantarki na gaba. Yin oda takamaiman kwandon shara yana tabbatar da mafi ƙarfin daidaito a cikin bayyanar da halayen samfurin ku na ƙarshe.

Q: Menene manufar mafi ƙarancin nisa na 3mm daga haɗin gwiwar solder zuwa kwan fitilar guduro?

A> Wannan wata muhimmiyar doka ce ta sarrafa zafi. Haɗin gwiwar solder suna yin zafi sosai. Idan zafin daga solder ya kai kusa da kwan fitilar guduro, zai iya haifar da matsaloli da yawa: tsagewar guduro na zafi, lalacewar kaddarorin gani na guduro (rawaya), ko lalata igiyoyin haɗin gwiwa masu laushi masu haɗa guntu zuwa jagororin. Nisan 3mm yana ba da damar firam ɗin jagora ya zama mai sanyaya zafi, yana zubar da zafin solder kafin ya kai ga abubuwan da ke da hankali.

11: Misalin Aikace-aikace na Aiki

Yanayi: Alamar Matsayi Biyu don Mai Karkatar da Cibiyar Sadarwa.Mai karkatar da hanyar sadarwa yana buƙatar nuna wutar lantarki (tsayayye) da ayyukan cibiyar sadarwa (kyalkyali). Ta amfani da 209UYOSUGC/S530-A3, mai zane zai iya aiwatar da wannan tare da kayan aiki guda ɗaya: LED na lemu za a iya tuƙa shi ta hanyar layin wutar lantarki (ta hanyar resistor) don nuna 'Power On'. Ana iya haɗa LED kore zuwa fil ɗin GPIO na microcontroller (ta wani resistor) kuma an tsara shi don kyalkyali don amsa fayilolin bayanan cibiyar sadarwa. Wannan yana ba da bayyanannen nuni na matsayi mai launi biyu a cikin guda ɗaya, ƙaramin sawu a gaban panel. Faffadan kusurwar dubawa na digiri 50 yana tabbatar da cewa ana iya ganin matsayin daga faffadan kewayon a gaban na'urar. Dole ne zane ya ƙididdige resistors daban-daban: misali, don samar da 5V, R_orange = (5V - 2.0V) / 0.020A = 150 Ohms; R_green = (5V - 3.3V) / 0.020A = 85 Ohms (amfani da ƙimar daidaitaccen mafi kusa, 82 ko 91 Ohms).

12. Ka'idar Aiki

LED diode ne na semiconductor. Lokacin da aka yi amfani da karfin wutar lantarki na gaba wanda ya wuce bandgap ɗinsa a kan haɗin gwiwar pn, electrons daga kayan n-type suna sake haɗawa da ramuka daga kayan p-type. Wannan taron sake haɗawa yana sakin makamashi a cikin nau'in photon (haske). Launi (tsawon raƙuman ruwa) na hasken da aka fitar an ƙaddara shi ta hanyar ƙarfin bandgap na kayan semiconductor. Fitilar 209 tana amfani da tsarin kayan daban-daban guda biyu: AlGaInP (Aluminum Gallium Indium Phosphide) don fitar da lemu da InGaN (Indium Gallium Nitride) don fitar da kore. Ana girma waɗannan kayan azaman yadudduka na epitaxial akan substrate. Takamaiman abun da ke ciki na gami ana sarrafa su a hankali yayin masana'antu don cimma maƙasudin kololuwa da manyan tsayin raƙuman ruwa. Kunshin guduro yana aiki don kare guntayen semiconductor masu laushi da igiyoyin haɗin gwiwa, kuma siffar dome ɗinsa yana aiki azaman ruwan tabarau na farko don siffanta fitarwar haske da cimma ƙayyadadden kusurwar dubawa.

13. Trends na Fasaha da Mahallin

209UYOSUGC/S530-A3 yana wakiltar rukunin samfurin balagagge a cikin fasahar LED. Manyan abubuwan da ke tasiri wannan ɓangaren sun haɗa da:

- Ƙara Ingantaccen Aiki:Ci gaba da inganta girma na epitaxial da ƙirar guntu yana haifar da mafi girman ingancin haske (ƙarin fitarwar haske a kowace watt na lantarki), yana ba da damar irin wannan haske a ƙananan halin yanzu, yana rage amfani da wutar lantarki da samar da zafi.

- Ƙananan Ƙirar:Tuƙi don ƙananan na'urorin lantarki yana ci gaba da tura LEDs a cikin ƙananan sawun kunshin yayin da yake kiyayewa ko inganta aikin gani.

- Daidaiton Launi da Binning:Ci gaba a cikin sarrafa tsarin masana'antu yana ba da damar ƙarin rarraba aiki, yana rage buƙatar faɗaɗa binning da samar da mafi daidaitaccen launi da haske daga na'urar zuwa na'urar.

- Maganganun Haɗin Kai:Yanayin zuwa ga direbobin LED tare da haɗin gwiwar sarrafa halin yanzu da tsarin jeri, yana sauƙaƙa ƙirar tsarin nuni mai launi da yawa. Yayin da ainihin ka'idar LED mai launi biyu ta kasance tsayayye, waɗannan ci gaban fasaha na kewaye suna ci gaba da inganta aiki, aminci, da sauƙin amfani da irin waɗannan abubuwan a aikace-aikacen ƙarshe.