Takardar Bayanin Fasaha ta LTS-6760JD LED Display - Tsawon Lamba 0.56-inch - Hyper Red - 2.6V Forward Voltage - Takardar Fasaha ta Hausa

1. Bayyane na Samfur

LTS-6760JD lamba guda ce, bakwai-sashi mai nuna haruffa da lambobi, an tsara ta don aikace-aikacen da ke buƙatar bayyanannen karatun lambobi masu haske. Babban aikinta shi ne wakiltar lambobi 0-9 da wasu haruffa ta amfani da sassan LED masu sarrafa kansu. Na'urar tana amfani da ci-gaban fasahar semiconductor na Aluminium Indium Gallium Phosphide (AlInGaP) don abubuwan fitar da haske, musamman a cikin launin Hyper Red. Wannan tsarin kayan yana girma akan wani substrate na Gallium Arsenide (GaAs) marar wucewa, wanda ke taimakawa wajen aikin gani. Nunin yana da fuskar launin toka tare da sassan fari, haɗin da aka zaɓa don haɓaka bambanci da karantawa a ƙarƙashin yanayin haske daban-daban. An rarrabe shi ta hanyar ƙarfin haske, yana ba da damar zaɓi bisa buƙatun haske.

1.1 Fa'idodi na Asali da Kasuwar da Ake Nufi

LTS-6760JD tana ba da fa'idodi masu mahimmanci da yawa waɗanda suka sa ta dace da kewayon samfuran lantarki. Ƙarancin buƙatun wutar lantarki fa'ida ce mai mahimmanci ga na'urori masu aiki da baturi ko masu ingancin makamashi. Nunin yana ba da kyakkyawan bayyanar haruffa saboda sassansa masu ci gaba da daidaito, waɗanda ke haifar da lamba mai haɗin kai da kamanni na ƙwararru. Babban haske da babban bambanci suna tabbatar da cewa ana iya karanta nunin cikin sauƙi ko da a cikin wurare masu haske. Faɗin kusurwar kallo yana ba da damar karanta karatu daga matsayi daban-daban, wanda ke da mahimmanci ga kayan aikin ma'auni da na'urorin lantarki na mabukaci. Ƙarfin amincin LED, ba tare da sassa masu motsi ba kuma yana da tsawon rayuwa, ya sa ya dace da aikace-aikacen da ƙarfi da aiki mara kulawa suke fifiko. Kasuwannin da ake nufi sun haɗa da kayan aikin gwaji da ma'auni, kwamfutocin sarrafa masana'antu, na'urorin likitanci, dashbodin motoci (don nunin taimako), na'urorin mabukaci, da kowane tsarin da ke buƙatar mai nuna lamba mai sauƙi, amintacce.

2. Zurfin Binciken Sigogi na Fasaha

Wannan sashe yana ba da cikakken bincike na ainihi na mahimman sigogi na lantarki da na gani da aka ƙayyade a cikin takardar bayanai, yana bayyana mahimmancinsu ga injiniyoyin ƙira.

2.1 Halayen Photometric da na Gani

Aikin gani shine tsakiyar aikin nunin. Matsakaicin Ƙarfin Hasken (Iv) an ƙayyade shi da mafi ƙarancin 340 µcd, ƙimar al'ada na 700 µcd, kuma ba a bayyana mafi girma ba, an auna shi a gaba na yanzu (I_F) na 1mA. Wannan siga, wanda aka auna a cikin microcandelas, yana ƙididdige hasken da idon ɗan adam ya gani (ta amfani da tacewa mai dacewa da CIE). Yanayin gwajin 1mA yana nuna dacewa don ƙirar ƙarancin wutar lantarki. Matsakaicin Tsawon Tsawon Tsawon (λ_p) shine 650 nm, wanda ya faɗo a cikin ɓangaren ja mai zurfi na bakan gani, yana ayyana launin "Hyper Red". Matsakaicin Tsawon Tsawon (λ_d) shine 639 nm, wanda shine tsawon raƙuman ruwa guda ɗaya da idon ɗan adam ya gani ya dace da launin hasken. Rabin Faɗin Layin Bakan (Δλ) shine 20 nm, yana nuna tsaftar bakan ko yaduwar tsawon raƙuman da aka fitar a kusa da kololuwa; ƙunƙuntaccen faɗi zai nuna haske mafi monochromatic. Matsakaicin Daidaita Ƙarfin Hasken (I_V-m) na 2:1 yana da mahimmanci ga kamanni iri ɗaya; yana nufin cewa mafi ƙarancin sashi ba zai zama rabin haske ba kamar mafi haske a ƙarƙashin yanayin tuƙi iri ɗaya, yana tabbatar da haske mai daidaitawa a cikin lambar.

2.2 Sigogi na Lantarki

Ƙayyadaddun lantarki suna ayyana iyakokin aiki da yanayi don na'urar. Ƙarfin Wutar Lantarki a kowane Sashi (V_F) yana da ƙimar al'ada na 2.6V a I_F=20mA, tare da matsakaicin 2.6V. Wannan shine faɗuwar wutar lantarki a kan sashi na LED lokacin da yake gudanar da wutar lantarki. Masu ƙira dole ne su tabbatar da cewa da'irar tuƙi na iya samar da wannan wutar lantarki. Juyin Juya baya a kowane Sashi (I_R) yana da matsakaicin 100 µA a Juyin Juya baya (V_R) na 5V. Wannan shine ƙaramin wutar lantarki da ke gudana lokacin da LED ke da karkatar da baya; wuce gona da iri na 5V na iya haifar da lalacewa. Ci gaba da Gaba na Yanzu a kowane Sashi an ƙididdige shi a 25 mA a 25°C, tare da ƙimar ragewa na 0.33 mA/°C. Wannan yana nufin cewa matsakaicin amintaccen wutar lantarki na ci gaba yana raguwa yayin da yanayin yanayi ya tashi sama da 25°C. Misali, a 85°C, matsakaicin wutar lantarki zai kasance kusan 25 mA - (0.33 mA/°C * (85-25)°C) = 5.2 mA. Kololuwar Gaba na Yanzu shine 90 mA amma kawai a ƙarƙashin takamaiman yanayi: zagaye na 1/10 da faɗin bugun jini na 0.1ms. Wannan yana ba da damar tuƙi na ɗan lokaci don cimma mafi girma haske na nan take, ana amfani da shi a cikin da'irori masu yawa.

3. Halayen Zafi da Matsakaicin Matsakaicin Matsakaici

Waɗannan ƙididdiga suna ayyana iyakokin damuwa waɗanda za a iya haifar da lalacewa ta dindindin. Rashin Wutar Lantarki a kowane Sashi shine 70 mW. A cikin V na al'ada_F na 2.6V da I_F na 20mA, ɓarnar wutar lantarki shine 52 mW (2.6V * 0.02A), wanda yake cikin iyaka. Yanayin Aiki da Ma'ajiyar Zafin Jiki daga -35°C zuwa +85°C. Wannan faɗin kewayon yana sa na'urar ta dace da mawuyacin yanayi. Zafin Solder ƙayyadaddun yana da mahimmanci don haɗawa: na'urar na iya jure matsakaicin zafin jiki na 260°C na matsakaicin dakika 3, an auna 1.6mm (1/16 inch) ƙasa da matakin wurin zama. Wannan yana jagorantar saitunan bayanin sake kunnawa.

4. Bayanin Tsarin Binning

Takardar bayanin tana nuna cewa na'urar "An Rarrabe don Ƙarfin Hasken." Wannan yana nuna cewa tsarin binning yana nan, kodayake ba a lissafa takamaiman lambobin kwandon a nan ba. A cikin masana'antu, ana gwada LED kuma ana rarrabe su ("kwandon") bisa mahimman sigogi kamar ƙarfin haske da ƙarfin wutar lantarki. Wannan yana tabbatar da daidaito a cikin rukunin samarwa. Don LTS-6760JD, babban ma'aunin binning shine yiwuwa Matsakaicin Ƙarfin Hasken (I_V). Za a rarrabe na'urori zuwa kwandon tare da matsananciyar I_V kewayon (misali, 500-600 µcd, 600-700 µcd). Hakanan za a iya samun binning na biyu don Ƙarfin Wutar Lantarki (V_F) don tabbatar da daidaiton haske lokacin da tushen wutar lantarki mai ci gaba ke tuƙa su. Masu ƙira yakamata su tuntubi masana'anta don takamaiman samuwar kwandon don tabbatar da buƙatun daidaiton haske a cikin nunin da yawa a cikin samfur.

5. Binciken Lanƙwasa Aiki

Duk da yake takardar bayanin tana nuni da "Lanƙwasa Halayen Lantarki / Gani na Al'ada," ba a ba da takamaiman zane-zane a cikin ɓangaren da aka cire ba. Yawanci, irin waɗannan lanƙwasa don nunin LED za su haɗa da:Lanƙwasa I-V (Wutar Lantarki-Voltage):Wannan yana nuna alaƙar tsakanin ƙarfin wutar lantarki da gaba na yanzu don wani sashi. Ba shi da layi, tare da haɓaka mai tsanani a cikin wutar lantarki da zarar ƙarfin wutar lantarki ya wuce kofa (kusan 2.1V don wannan na'urar).Ƙarfin Hasken vs. Gaba na Yanzu (I_V vs. I_F):Wannan lanƙwasa yana nuna yadda haske ke ƙaruwa tare da wutar lantarki. Gabaɗaya yana da layi a ƙananan wutar lantarki amma yana iya cika a manyan wutar lantarki saboda tasirin zafi.Ƙarfin Hasken vs. Yanayin Yanayi:Wannan yana nuna yadda haske ke raguwa yayin da zafin haɗin gwiwar LED ke ƙaruwa. Don AlInGaP LEDs, fitowar haske yawanci yana raguwa tare da haɓakar zafin jiki.Rarraba Bakan:Zane mai zana ƙarfin dangi akan tsawon raƙuman ruwa, yana nuna kololuwa a 650nm da rabin faɗin 20nm. Fahimtar waɗannan lanƙwasa yana ba masu ƙira damar haɓaka wutar lantarki don haske da ake so da kuma hasashen aiki a ƙarƙashin yanayin zafi daban-daban.

6. Bayanin Injiniya da Kunshin

LTS-6760JD nunin ne ta hanyar rami tare da fil 10 akan tsalle-tsalle na 0.1-inch (2.54 mm), daidaitaccen irin waɗannan abubuwan. An ba da girman kunshin a cikin zane (ba cikakken cikakken bayani a cikin rubutu ba). Muhimman fasalulluka sun haɗa da tsayin lamba na 0.56 inches (14.22 mm). Gabaɗayan girman kunshin zai ƙayyade yankin da ake buƙata a cikin gaban allon. Fuskar launin toka da sassan fari wani ɓangare ne na gyare-gyaren kunshin. Tsawon fil da matakin wurin zama an tsara su don daidaitaccen hawan PCB ta hanyar rami. An nuna polarity a fili ta hanyar zanen haɗin fil da kuma da'irar ciki, wanda ke nuna tsarin anode gama gari.

6.1 Haɗin Fil da Da'irar Ciki

Na'urar tana daAnode Gama Gari tsari. Wannan yana nufin cewa anodes (tabbatattun tashoshi) na dukkan sassan LED an haɗa su a ciki kuma an fitar da su zuwa fil biyu (Pin 3 da Pin 8), waɗanda aka haɗa su tare. Cathode (mara kyau) na kowane sashi an fitar da shi zuwa fil ɗaya (Pins 1, 2, 4, 5, 6, 7, 9, 10 masu dacewa da sassan E, D, C, DP, B, A, F, G). Don haskaka wani sashi, dole ne a haɗa fil (s) na anode gama gari zuwa tushen wutar lantarki mafi girma fiye da V na sashi_F, kuma dole ne a haɗa fil ɗin cathode daidai zuwa ƙaramin wutar lantarki (yawanci ƙasa) ta hanyar resistor mai iyakance wutar lantarki. An haɗa madaidaicin maki goma (DP) a matsayin sashi na daban. Wannan tsari ya zama gama gari kuma yana sauƙaƙa tuƙi tare da tashoshin I/O na microcontroller da aka tsara azaman magudanan ruwa.

7. Jagororin Solder da Hada

Don abubuwan da ke cikin rami, kunnawa igiyar ruwa shine tsarin al'ada. Muhimmin sigar da aka bayar shine matsakaicin zafin solder: 260°C na matsakaicin dakika 3, an auna 1.6mm ƙasa da matakin wurin zama. Dole ne a bi wannan yayin kunnawar igiyar ruwa don hana lalacewa ga guntuwar LED ko kunshin filastik. Ana ba da shawarar dumama kafin a rage girgizar zafi. Don solder na hannu, yakamata a yi amfani da ƙarfe mai sarrafa zafin jiki, kuma ya kamata a rage lokacin tuntuɓar kowane fil. Bayan solder, yakamata a tsaftace nunin bisa ga hanyoyin tsaftace PCB na al'ada, yana tabbatar da cewa babu ragowar flux da ya rage akan saman gani. Yayin sarrafawa, ya kamata a kula don guje wa damuwa na injiniya akan fil da fuskar nunin.

8. Bayanin Kunshin da Oda

Lambar asali shine LTS-6760JD. A cikin cikakken takardar bayanai, ƙarin kari na iya nuna takamaiman kwandon don ƙarfin haske ko wasu bambance-bambance. Ana iya samar da na'urar a cikin bututun anti-static ko trays don kare fil da hana lalacewar fitar da wutar lantarki yayin jigilar kaya da sarrafawa. Matsakaicin adadin kowane bututu/tray zai kasance masana'anta ne suka ƙayyade. Alamar da ke kan kunshin yakamata ta haɗa da cikakken lambar sashi, adadi, lambar kwanan wata, da yuwuwar bayanin lambar kwandon.

9. Shawarwarin Aikace-aikace

9.1 Da'irori na Aikace-aikacen Al'ada

Hanyar tuƙi mafi madaidaici tana amfani da microcontroller. An haɗa fil (s) na anode gama gari zuwa layin samar da wutar lantarki mai kyau (misali, +5V). Kowane fil ɗin cathode yana haɗe zuwa fil ɗin I/O na microcontroller ta hanyar resistor mai iyakance wutar lantarki. An ƙididdige ƙimar resistor kamar R = (V_supply- V_F) / I_F. Don samar da 5V, V_F=2.6V, da I_F=10mA: R = (5 - 2.6) / 0.01 = 240 Ohms. Microcontroller yana zubar da wutar lantarki zuwa ƙasa don kunna sashi. Don haɗa lambobi da yawa, ana iya amfani da transistor ko takamaiman direba IC don sauya anode gama gari na kowane lamba a jere a babban mitar, yayin da aka sabunta alamu na cathode a lokaci guda.

9.2 Abubuwan da ake la'akari da ƙira

• Iyakance Wutar Lantarki:Koyaushe yi amfani da resistor na jerin don kowane sashi ko direba mai ci gaba. Kada a haɗa LED kai tsaye zuwa tushen wutar lantarki.
• Zubar da Zafi:Duk da yake ɓarnar wutar lantarki ƙanana ne, tabbatar da isasshen tazara da yuwuwar iska idan ana aiki a yanayin zafi mai girma ko kusa da matsakaicin wutar lantarki.
• Kusurwar Dubawa:Sanya nunin a cikin akwatin samfurin don haka faɗin kusurwar kallo yana fuskantar layin gani na mai amfani da ake tsammani.
• Kariya ta ESD:Ko da yake ba a bayyana shi a fili a matsayin mai hankali ba, ana ba da shawarar sarrafawa tare da matakan kariya na ESD na al'ada yayin haɗawa.
• Mahaɗin Gani:Karewar launin toka/fari yana ba da kyakkyawan bambanci. Tabbatar cewa taga mai kariya ko kayan rufewa ba ya haifar da haske ko canjin launi.

10. Kwatancen Fasaha

Idan aka kwatanta da tsofaffin fasahohi kamar incandescent ko nunin fluorescent na vacuum (VFDs), LTS-6760JD yana ba da ƙarancin amfani da wutar lantarki sosai, tsawon rayuwa, da mafi girman juriya na girgiza/girgiza saboda yanayin sa na ƙwaƙƙwaran. Idan aka kwatanta da sauran fasahohin LED:vs. Daidaitattun GaAsP ko GaP Red LEDs:AlInGaP Hyper Red yana ba da mafi girma haske da inganci, da kuma cikakken launin ja mai zurfi.vs. Red LED mai Ingantacciyar Ingantacciya (HER):Fasaha iri ɗaya, amma kalmar "Hyper Red" sau da yawa tana nuna takamaiman, mafi tsayin tsawon raƙuman ruwa don mafi kyawun fahimtar haske.vs. Zaɓuɓɓukan Zamani:Nunin bakwai-sashi na zamani na saman-mount (SMD) suna ba da ƙaramin girma da sauƙin haɗawa ta atomatik, amma nunin ta hanyar rami kamar LTS-6760JD sun kasance masu dacewa don ƙirar ƙira, gyara, da aikace-aikacen da ke buƙatar ingantaccen hawan injiniya.

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

Q: Shin zan iya tuƙa wannan nunin tare da tsarin microcontroller na 3.3V?

A: Ee. Tare da V_F na 2.6V, samar da 3.3V ya isa. Ƙimar resistor mai iyakance wutar lantarki zai zama ƙarami: misali, don 10mA, R = (3.3 - 2.6) / 0.01 = 70 Ohms.

Q: Me yasa akwai fil biyu na anode gama gari (3 da 8)?

A> Wannan aikin ƙira ne na gama gari don inganta rarraba wutar lantarki da amincin. A ciki, an haɗa su. Ya kamata ku haɗa duka biyun zuwa samar da wutar lantarki mai kyau don mafi kyawun aiki.

Q: Menene bambanci tsakanin tsayin kololuwa da tsayin raƙuman ruwa?

A: Tsawon kololuwa shine tsawon raƙuman ruwa guda ɗaya inda bakan fitarwa ya fi ƙarfi. Tsawon raƙuman ruwa shine tsawon raƙuman ruwa guda ɗaya na haske monochromatic wanda zai bayyana yana da launi ɗaya ga idon ɗan adam. Sau da yawa suna kusa amma ba iri ɗaya ba, musamman idan bakan bai daidaita daidai ba.

Q: Ta yaya zan cimma daidaiton haske idan sassan suna da V daban-daban_F?

A: Matsakaicin daidaita ƙarfin haske (2:1) yana lissafin wannan bambancin. Yin amfani da tuƙi mai ci gaba (maimakon wutar lantarki mai ci gaba tare da resistor) shine mafi kyawun hanyar tabbatar da daidaiton haske, kamar yadda yake daidaita ƙananan V_F differences.

12. Yanayin Amfani na Aiki

Harka: Ƙirar Karatun Digital Voltmeter Mai Sauƙi.Mai ƙira yana gina na'urar samar da wutar lantarki na benci wanda ke buƙatar nunin wutar lantarki mai lamba 3. Sun zaɓi nunin LTS-6760JD guda uku. An tsara microcontroller (misali, ATmega328) don karanta wutar lantarki ta analog ta ADC ɗinsa, canza shi zuwa lambar goma, da kuma tuƙa nunin. Don adana fil ɗin I/O, suna amfani da dabarar haɗawa: an haɗa anodes gama gari na lambobi uku zuwa fil ɗin microcontroller daban-daban ta hanyar transistors na NPN. An haɗa cathodes sassa takwas (A-G, DP) zuwa fil ɗin microcontroller takwas, kowannensu yana da resistor 220-ohm. Software yana saurin zagayawa ta kowane lamba, yana kunna transistor ɗinsa da kuma fitar da tsarin sashi don ƙimar wannan lambar. Dagewar gani yana sa duka lambobi uku su bayyana suna ci gaba da haskakawa. Babban haske da bambancin nunin suna tabbatar da karantawa a cikin yanayin dakin gwaje-gwaje mai haske.

13. Ka'idar Aiki

LTS-6760JD ya dogara ne akan ka'idar electroluminescence a cikin haɗin gwiwar p-n semiconductor. Yankin aiki yana amfani da tsarin rijiyar quantum da yawa na AlInGaP. Lokacin da aka yi amfani da ƙarfin wutar lantarki wanda ya wuce yuwuwar ginin haɗin gwiwar, electrons daga yankin n-type da ramuka daga yankin p-type ana shigar da su cikin yankin aiki. A can, sun sake haɗuwa, suna sakin makamashi a cikin nau'in photons. Takamaiman abun da ke cikin gami na AlInGaP yana ƙayyade ƙarfin bandgap, wanda kai tsaye yayi daidai da tsawon raƙuman ruwa (launi) na hasken da aka fitar - a wannan yanayin, kusan 650 nm (ja). Substrate na GaAs marar wucewa yana ɗaukar duk wani haske da aka fitar zuwa ƙasa, yana inganta bambanci ta hanyar hana haske fita ta bayan guntu. Hasken daga ƙananan guntuwar LED yana haɗuwa cikin kunshin filastik, wanda aka gyara shi zuwa siffar sassan bakwai tare da maki goma. Fuskar launin toka tana ɗaukar hasken yanayi don inganta bambanci, yayin da yankunan sassan fari ke watsawa da watsa hasken ja daidai.

14. Trends na Fasaha

Duk da yake nunin bakwai-sashi ta hanyar rami kamar LTS-6760JD suna ci gaba da amfani, yanayin masana'antu ya canza sosai zuwa kunshin na'urar mount na saman (SMD) don yawancin sabbin ƙira, yana ba da damar ƙananan samfura, sirara da cikakken haɗawa ta atomatik. Don fasahar LED ta asali, AlInGaP ya kasance babban kayan aiki don ja, orange, da rawaya LED masu inganci. Ci gaba da ci gaba yana mai da hankali kan inganta ingancin quantum na ciki (ƙarin photons kowane electron) da ingancin cire haske (samun ƙarin waɗannan photons daga guntu). Hakanan akwai yanayin zuwa mafi girma haske da ƙananan wutar lantarki. A aikace-aikacen nunin, haɗaɗɗun da'irori masu tuƙi da nunin wayo tare da hanyoyin sadarwa na jerin gwano (kamar I2C ko SPI) suna zama gama gari, suna rage nauyin I/O da software na microcontroller idan aka kwatanta da tuƙi kai tsaye. Koyaya, ainihin siffar sassan bakwai da amfaninsa don karatun lambobi yana tabbatar da ci gaba da dacewa a cikin masana'antu da yawa.