CH2525-RGBY0401H-AM LED Bayanin Fasaha - Kunshin SMD na Ceramic - Ja 623nm Kore 527nm Shudi 460nm Rawaya 590nm - 40mA - Nau'in Motoci

1. Bayanin Samfur

Wannan takarda tana ba da cikakken bincike na fasaha na CH2525-RGBY0401H-AM, wata LED mai inganci ta Surface-Mount Device (SMD) mai launuka da yawa. An ƙera kayan aikin don amincin aiki da aiki a cikin yanayi masu wuyar gaske, yana da ƙarfi na kunshin ceramic da masu fitar haske masu launuka huɗu daban-daban waɗanda aka haɗa su cikin naúrar guda ɗaya. Babban manufar ƙirarsa shine aikace-aikacen da ke buƙatar daidaitaccen haɗa launuka, haske mai ƙarfi, da kwanciyar hankali na dogon lokaci.

Babban fa'idar wannan LED yana cikin haɗakar sa. Ta hanyar haɗa diodes na Ja, Kore, Shudi, da Rawaya (RGBY) a cikin kunshin SMD ɗaya mai ƙarami, yana sauƙaƙa ƙirar PCB, yana rage adadin kayan aiki, kuma yana ba da damar samar da launuka masu rikitarwa fiye da daidaitaccen gamut na RGB, musamman yana haɓaka fitar da farin haske mai dumi da launin rawaya. An ƙayyade kayan aikin musamman bisa madaidaicin ma'aunin AEC-Q101 don semiconductors daban-daban, wanda ya sa ya zama zaɓi mai dacewa don na'urorin lantarki na mota inda amincin aiki a ƙarƙashin yanayi masu wuyar gaske ya fi muhimmanci.

Babban kasuwar da aka yi niyya ita ce masana'antar motoci, musamman don tsarin haske na ciki kamar hasken baya na dashboard, hasken maɓalli, da hasken yanayi na yanayi. Sauran aikace-aikacen sun haɗa da hasken kayan ado na gabaɗaya, alamun kasuwanci, da na'urorin lantarki na mabukaci inda ake son aikin launuka da yawa da babban aminci.

2. Bincike Mai Zurfi na Sigogi na Fasaha

Halayen lantarki da na gani suna ayyana iyakokin aiki da tsammanin aiki don LED.

2.1 Halayen Hasken Haske da Launi

LED tana fitar da launuka huɗu daban-daban, kowanne yana da ƙayyadaddun kaddarorin gani da aka auna a daidaitaccen gwajin naɓaɓɓa na 40mA da zafin fakitin zafi na 25°C. Ƙarfin hasken haske, ma'auni na hasken da ake gani a wata hanya, ya bambanta da kowane launi: Ja yawanci yana fitar da millicandelas 1200 (mcd), Kore 2300 mcd, Shudi 360 mcd, da Rawaya 1300 mcd. Yana da mahimmanci a lura cewa juzu'in ma'auni don ƙarfin hasken haske shine ±8%.

Kusurwar kallo, wacce aka ayyana a matsayin kusurwar da ba ta kan axis ba inda ƙarfin hasken haske ya ragu zuwa rabin ƙimar kololuwar sa, shine digiri 150 don masu fitar haske na Kore da Shudi kuma digiri 140 don na Ja da Rawaya, tare da juzu'i na ±5 digiri. Wannan yana nuna tsarin radiyo mai faɗi sosai, wanda ya dace da hasken yanki.

An ƙayyade launi ta hanyar kololuwar tsawon raƙuman ruwa (λp) da babban tsawon raƙuman ruwa (λd). Matsakaicin tsayin raƙuman ruwa na yau da kullun sune Ja: 623 nm, Kore: 527 nm, Shudi: 460 nm, da Rawaya: 590 nm, tare da ƙaramin juzu'i na ±1 nm don babban tsawon raƙuman ruwa. Jadawalin rarraba bakan yana nuna kololuwa daban-daban, waɗanda aka raba da kyau don kowane launi, wanda ke da mahimmanci don daidaitaccen haɗa launuka.

2.2 Sigogi na Lantarki

Kewayon aiki na gaba na naɓaɓɓa (I_F) yana daga 10 mA zuwa 80 mA, tare da 40 mA kasancewar yanayin gwaji na yau da kullun. Ba a ba da shawarar aiki ƙasa da 10 mA. Ƙarfin lantarki na gaba (V_F) a 40 mA ya bambanta da kowane launi saboda kaddarorin kayan semiconductor: Ja yawanci 2.00V, Kore 2.80V, Shudi 3.00V, da Rawaya 2.40V, tare da juzu'in ma'auni na ±0.05V. Ba a ƙera na'urar don aikin bias na baya ba.

2.3 Sigogi na Zafi da Amincewa

Gudanar da zafi yana da mahimmanci ga aikin LED da tsawon rayuwa. Ana ba da juriyar zafi daga haɗin gwiwa zuwa wurin solder (Rth_JS) a cikin ƙimar gaske da ƙimar lantarki daidai. Misali, mai fitar haske na Ja yana da Rth_JS_na gaske na 33 K/W da Rth_JS_el na 25 K/W. Ana amfani da waɗannan ƙimomin don ƙididdige hauhawar yanayin haɗin gwiwa bisa lalacewar wutar lantarki.

Matsakaicin ƙimar ƙididdiga ya kafa iyakoki masu wuya: lalacewar wutar lantarki (P_d) shine 220 mW don Ja/Rawaya da 280 mW don Kore/Shudi. Matsakaicin yanayin haɗin gwiwa (T_J) shine 125°C. Kewayon yanayin aiki (T_opr) yana daga -40°C zuwa +110°C, yana tabbatar da dacewarsa da matakin mota. Na'urar na iya jure Electrostatic Discharge (ESD) har zuwa 8 kV (Samfurin Jikin Mutum).

3. Bayanin Tsarin Rarraba (Binning)

Bayanin bayanan ya haɗa da tsarin rarraba ƙarfin hasken haske don rarraba LEDs bisa ga fitowar su. Ana yiwa kwandon lakabi tare da lambobi na haruffa (L1, L2, M1... R1) wanda ke wakiltar kewayon mafi ƙarancin ƙarfin hasken haske da matsakaici. Misali, kwandon L1 ya ƙunshi LEDs masu ƙarfi daga 11.2 mcd zuwa 14 mcd, yayin da kwandon R1 ya fara a 112 mcd. Wannan tsarin yana ba masu zane damar zaɓar abubuwan da ke da matakan haske masu daidaito don kamanni iri ɗaya a cikin jeri ko tsarin. Teburin da aka bayar ya bayyana a matsayin samfuri na gabaɗaya, kuma za a ayyana takamaiman kwandon don kowane launi na CH2525-RGBY0401H-AM a cikin cikakkun ƙayyadaddun samfuran samfur ko jagororin oda.

4. Binciken Lanƙwasa Aiki

Jadawalin halaye yana ba da mahimman bayanai game da halayen LED a ƙarƙashin yanayi daban-daban.

4.1 Lanƙwasa IV da Ingancin Hasken Haske

Jadawalin Gaba na Gaba vs. Ƙarfin Lantarki na Gaba yana nuna alaƙar ma'auni na yau da kullun na diodes. Kowane alamar launi tana da ƙarfin lantarki na gwiwa daban-daban. Jadawalin Ƙarfin Hasken Haske na Dangantaka vs. Gaba na Gaba yana nuna cewa fitarwa yana ƙaruwa tare da naɓaɓɓa amma bazai zama daidai ba, musamman a manyan naɓaɓɓa inda inganci ya ragu saboda dumama.

4.2 Dogaro da Yanayin Zafi

Jadawalin Ƙarfin Hasken Haske na Dangantaka vs. Yanayin Haɗin gwiwa yana da mahimmanci ga ƙirar zafi. Yana nuna cewa fitar da haske yana raguwa yayin da yanayin haɗin gwiwa ya ƙaru. Ƙimar raguwa (kashe zafi) ya bambanta da kayan semiconductor; misali, LEDs na Ja da Rawaya yawanci suna nuna ƙarancin hankali ga zafi fiye da LEDs na Shudi da Kore. Jadawalin Babban Tsawon Raƙuman Ruwa vs. Yanayin Haɗin gwiwa yana nuna canji a cikin launi (yawanci zuwa tsayin raƙuman ruwa) yayin da zafi ya tashi, wanda dole ne a yi la'akari da shi a cikin aikace-aikacen masu mahimmanci na launi.

Lanƙwasa Rage Ƙimar Gaba na Gaba yana ƙayyade matsakaicin izinin gaba na gaba bisa yanayin zafin fakitin solder. Don tabbatar da cewa yanayin haɗin gwiwa ya kasance ƙasa da 125°C, dole ne a rage naɓaɓɓa yayin da yanayin yanayi / fakitin ya ƙaru. Jadawalin yana ba da takamaiman layukan rage ƙima don ƙungiyoyin launi (Ja/Rawaya, Kore, Shudi).

4.3 Rarraba Sararin Samaniya da Bakan Haske

Matsakaicin Jadawalin Halayen Radiation (jigilar iyakacin duniya) don kowane launi a zahiri yana tabbatar da faɗin kusurwoyin kallo. Jadawalin Rarraba Bakan Dangantaka yana jera ƙarfin da aka daidaita akan tsawon raƙuman ruwa, yana nuna a fili kololuwar fitarwa ta farko don kowane diode launi, wanda ke da mahimmanci don fahimtar yuwuwar haɗa launuka da buƙatun tacewa.

5. Bayanin Injiniya da Kunshawa

LED tana amfani da kunshin ceramic na Surface-Mount Device (SMD). Kunshin ceramic yana ba da mafi girman watsa zafi da ƙarfin injiniya idan aka kwatanta da fakitin filastik, wanda yana da amfani ga aikace-aikacen wutar lantarki mai ƙarfi ko babban aminci. Cikakkun ma'auni na injiniya, gami da tsayi, faɗi, tsayi, da tazarar jagora/fakitin, an yi cikakken bayani a cikin sashin "Ma'aunin Injiniya" (wanda aka ambata a shafi na 17). An ba da shirin shimfidar fakitin solder da aka ba da shawarar (shafi na 18) don tabbatar da samar da haɗin solder daidai, canja wurin zafi, da kwanciyar hankali na injiniya yayin reflow da aiki. Za a ayyana polarity ko aikin fil don tashoshi launi huɗu da kowane tsarin cathode/anode na gama gari a wannan sashe.

6. Jagororin Solder da Haɗawa

An ƙididdige na'urar don reflow soldering tare da kololuwar zafin jiki na 260°C har zuwa dakika 30, wanda ya dace da daidaitattun hanyoyin solder marasa gubar (Pb-free). Yakamata a duba cikakken jadawalin bayanin reflow soldering (shafi na 18), wanda yawanci yana nuna haɓakar zafin jiki, dumama kafin, ruwa, kololuwa, da matakan sanyaya. Yin bin wannan bayanin yana da mahimmanci don hana girgiza zafi, lahani na solder, ko lalata guntuwar LED ko kunshin. Matakin Hankalin Danshi (MSL) an ƙididdige shi a matakin 2, yana nuna cewa ana iya fallasa kunshin zuwa yanayin bene na masana'anta har zuwa shekara guda kafin a buƙaci gasa kafin reflow soldering. Kariya don amfani (shafi na 21) mai yiwuwa sun haɗa da sarrafawa don guje wa ESD, yanayin ajiya, da shawarwarin tsaftacewa.

7. Bayanin Kunshawa da Oda

Bayanin kunshawa (shafi na 19) yana ƙayyade yadda ake samar da LEDs, yawanci akan tef da reel don haɗawa ta atomatik. Cikakkun bayanai sun haɗa da ma'auni na reel, tazarar aljihu, da alkibla. Lambar sashi "CH2525-RGBY0401H-AM" tana bin tsarin lambobi na ciki mai yuwuwa inda "CH2525" zai iya nuna nau'in kunshin/girman, "RGBY" launuka, "0401" na iya kasancewa da alaƙa da kwandon aiki ko sigar, kuma "AM" na iya nuna Nau'in Motoci. Bayanin oda (shafi na 16) zai yi cikakken bayani kan yadda ake ƙayyade kwandon daban-daban ko bambance-bambance.

8. Shawarwarin Aikace-aikace

Babban aikace-aikacen da aka bayyana shine hasken cikin mota da hasken yanayi. A cikin cikin mota, ana iya amfani da wannan LED don hasken baya mai launuka da yawa na gungu na kayan aiki, sarrafa nishaɗi, da ƙirƙirar yankunan hasken yanayi da aka keɓance a cikin ɗakin. Don hasken yanayi, ikonsa na RGBY yana ba da damar samar da kewayon launuka mafi faɗi, gami da fararen haske masu cika da dumi, idan aka kwatanta da daidaitattun LEDs na RGB.

Abubuwan da ake la'akari da Zane:

• Da'irar Direba:Yana buƙatar direba mai ƙarfi na yau da kullun wanda zai iya sarrafa tashoshi huɗu daban. Dole ne a yi la'akari da ƙarfin lantarki na gaba daban-daban, mai yuwuwa yana buƙatar masu sarrafa naɓaɓɓa daban-daban ko ƙwararren direban LED mai tashoshi da yawa IC.
• Gudanar da Zafi:Rushewar wutar lantarki, musamman lokacin da ake tuka launuka da yawa lokaci guda, yana buƙatar isasshen yanki na tagulla na PCB (fakitin zafi) kuma mai yiwuwa haɗi zuwa heatsink don kiyaye ƙananan yanayin haɗin gwiwa don mafi kyawun fitar da haske, kwanciyar hankali na launi, da tsawon rai.
• Na'urorin Gani:Faɗin kusurwar kallo na iya buƙatar na'urori na biyu (ruwan tabarau, masu watsawa) don siffanta hasken haske don takamaiman aikace-aikace.
• Haɗa Launi & Sarrafawa:Cimma daidaitattun launuka da ake so yana buƙatar daidaitawa kuma mai yiwuwa da martani na launi na rufaffiyar madauki ta amfani da na'urori masu auna firikwensin, saboda fitowar kowane tashoshi ya bambanta da naɓaɓɓa da zafin jiki.

9. Kwatanta da Bambance-bambancen Fasaha

Idan aka kwatanta da daidaitattun LEDs na SMD na filastik na RGB, mahimman bambance-bambancen wannan ɓangaren sune kunshin ceramic (don mafi kyawun watsa zafi da aminci) da ƙari na mai fitar haske na Rawaya na keɓaɓɓe. Guntun Rawaya yana haɓaka ma'aunin Fitar Launi (CRI) na farin haske da aka samar kuma yana ba da damar ƙirƙirar launin rawaya kai tsaye ba tare da haɗa Ja da Kore ba, wanda sau da yawa ba shi da inganci kuma yana iya haifar da launi mai laka. Ingancin AEC-Q101 shine babban bambanci don aikace-aikacen mota, saboda yana tabbatar da aiki akan zafi, ɗanɗano, da gwaje-gwajen rayuwar aiki waɗanda daidaitattun LEDs na kasuwanci ba sa shiga.

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

Q: Me yasa ƙarfin hasken haske na mai fitar haske na Shudi (360 mcd) ya yi ƙasa da na Kore (2300 mcd) a daidai naɓaɓɓa na 40mA?

A: Wannan da fari saboda lanƙwasa hankalin ido na mutum (V(λ)). Idon yana da mahimmanci ga hasken kore (~555 nm) kuma ba shi da hankali ga hasken shudi (~460 nm). Don haka, don wutar lantarki iri ɗaya (watanni na gani), hasken kore zai bayyana da haske sosai dangane da raka'a na photometric (lumens, candelas). Bambanci a cikin ingancin ƙididdiga na ciki na kayan semiconductor shima yana taka rawa.

Q: Zan iya tuka wannan LED tare da tushen ƙarfin lantarki na yau da kullun?

A: An ƙarfafa hana shi. LEDs na'urori ne masu tuka naɓaɓɓa. Ƙarfin lantarki na gaba yana da juzu'i kuma ya bambanta da zafin jiki. Tushen ƙarfin lantarki na yau da kullun zai iya haifar da naɓaɓɓa mai yawa, dumama, da gazawar sauri. Koyaushe yi amfani da direba mai ƙarfi na yau da kullun ko da'irar iyakance naɓaɓɓa.

Q: Menene bambanci tsakanin Rth_JS_na gaske da Rth_JS_el da aka ambata a cikin sigogin juriya na zafi?

A: Rth_JS_na gaske shine ainihin juriyar zafi da aka auna daga haɗin gwiwar semiconductor zuwa wurin solder. Rth_JS_el wata ƙimar "lantarki" ce daidai wacce sau da yawa aka samo daga sigogin ƙarfin lantarki na gaba mai hankali ga zafin jiki. Masu zane yawanci suna amfani da Rth_JS_na gaske don ƙirar zafi, yayin da Rth_JS_el za a iya amfani dashi don dabarun kimanta yanayin haɗin gwiwa a cikin da'ira.

11. Misalai na Zane da Amfani na Aiki

Misali na 1: Mai Sarrafa Hasken Yanayi na Motoci:Module yana amfani da waɗannan LEDs huɗu, ɗaya a kowane kusurwar ƙafar mota. Microcontroller tare da fitarwar PWM yana tuka direba mai ƙarfi na yau da kullun mai tashoshi huɗu. Firmware yana ba mai amfani damar zaɓar daga launukan da aka saita (misali, farin sanyi, farin dumi, shudi, lemu) ko ƙirƙirar launuka na al'ada ta hanyar daidaita aikin kowane tashoshi. Kunshin ceramic yana tabbatar da aminci duk da yuwuwar manyan yanayin zafi kusa da bene na abin hawa.

Misali na 2: Hasken Ƙasa Mai Sauya Launi na Gine-gine:A cikin hasken ƙasa mai rami, an ɗora jerin waɗannan LEDs akan PCB mai tushen ƙarfe don zubar da zafi. An yi amfani da direba mai ci gaba tare da daidaitawar launi da ramuwar zafi. Tsarin na iya canza wurin farin daga farin sanyi, mai ƙarfin gwiwa (babban haɗin Shudi/Kore) da safe zuwa farin dumi, mai shakatawa (babban haɗin Ja/Rawaya) da yamma, duk yayin da ake kiyaye babban fitar da launi.

12. Ka'idar Aiki

Na'urar tana aiki akan ka'idar electroluminescence a cikin kayan semiconductor. Lokacin da aka yi amfani da ƙarfin lantarki na gaba wanda ya wuce ƙarfin bandgap na diode, electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki na semiconductor, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman tsawon raƙuman ruwa (launi) na hasken da aka fitar an ƙaddara shi ta hanyar ƙarfin bandgap na kayan semiconductor da aka yi amfani da su don kowane guntu: ana amfani da semiconductors daban-daban (misali, AlInGaP don Ja/Rawaya, InGaN don Kore/Shudi) don cimma launukan da ake so. An sanya guntu huɗu a cikin kunshin ceramic guda ɗaya tare da haɗin lantarki daban-daban don sarrafa su daban.

13. Trends da Mahallin Fasaha

Haɗa masu fitar haske masu launuka da yawa (fiye da RGB) cikin kunshin guda ɗaya wani yunkuri ne mai girma, wanda aka motsa shi ta hanyar buƙatar haske mafi inganci da ƙarin sarrafa launi a cikin mota, haske na ƙwararru, da aikace-aikacen nuni. Haɗa mai fitar haske na farin ko rawaya na keɓaɓɓe, ko a wannan yanayin Rawaya, yana inganta fitar da launi da inganci don wasu launuka. Har ila yau, ana ci gaba da turawa zuwa mafi girman yawan wutar lantarki da inganci (lumens da yawa kowace watt), wanda ke ba da fifiko ga gudanar da zafi, yana sa ceramic da sauran kayan kunshin ci-gaba su zama ruwan dare gama gari. Bugu da ƙari, haɗa na'urorin sarrafa lantarki (misali, direba ICs) kai tsaye tare da kunshin LED wani sabon salo ne don sauƙaƙa ƙirar tsarin.