Takardar Bayanin LED SMD 19-223 - Kunshin 2.0x1.25x0.8mm - Ƙarfin Wutar Lantarki 2.0V - Ƙarfin Wuta 60mW - Mai Haske Mai Kyau / Koren-Raya - Takardar Fasaha ta Hausa

1. Bayyani Game da Samfurin

19-223 wani LED ne mai ƙaramin girma, wanda aka ƙera don aikace-aikacen PCB masu yawan ƙima. Ana samunsa a cikin launuka biyu daban-daban: Mai Haske Raya (Y2) da Koren-Raya (G6), dukansu suna amfani da fasahar guntu AlGaInP. Wannan ɓangaren yana da halayen ƙaramin girma, ginin nauyi mai sauƙi, da dacewa da hanyoyin haɗawa ta atomatik, wanda ya sa ya zama zaɓi mai kyau don na'urorin lantarki masu ƙunci da ƙanana.

1.1 Fa'idodi na Asali

Babban fa'idar LED 19-223 shine raguwar girmansa sosai idan aka kwatanta da LED na gargajiya mai igiya. Wannan yana ba da damar ƙirar allon da'ira mai ƙarami, yawan tattara kayan aiki, rage buƙatun ajiya, kuma a ƙarshe yana taimakawa wajen rage girman kayan aikin ƙarshe. Yanayinsa mai sauƙin nauyi ya ƙara dacewarsa don aikace-aikace masu ɗauka da ƙanana.

1.2 Kasuwa da Aikace-aikace da Ake Nufi

Wannan LED an yi niyya ne don aikace-aikacen da ke buƙatar aiki mai dogaro, mai ƙaramin wutar lantarki don nuni ko hasken baya. Yankunan aikace-aikace na yau da kullun sun haɗa da hasken baya na dashboard da kunnawa a cikin motoci, alamomin yanayi da hasken baya na maɓalli a cikin na'urorin sadarwa kamar wayoyi da na'urorin faks, hasken baya mai lebur don allunan LCD da alamomi, da amfani na gama gari don nuni a cikin kayan lantarki na mabukaci da na masana'antu daban-daban.

2. Zurfin Binciken Ƙayyadaddun Fasaha

Wannan sashe yana ba da cikakken bincike, mai ma'ana game da mahimman ma'auni na fasaha da aka ƙayyade a cikin takardar bayanin.

2.1 Matsakaicin Ƙimar Ƙimar Gabaɗaya

Na'urar tana da ƙimar matsakaicin ƙarfin lantarki na baya (V_R) na 5V. Matsakaicin ƙarfin lantarki na gaba (I_F) don duka alamun launi shine 25 mA. Matsakaicin ƙarfin lantarki na gaba (I_FP) na 60 mA yana yiwuwa a ƙarƙashin yanayin bugun jini tare da cikakken aiki na 1/10 a 1 kHz. Matsakaicin raguwar wutar lantarki (P_d) shine 60 mW. Na'urar na iya jure watsawar lantarki (ESD) na 2000V (Samfurin Jikin Mutum). Kewayon zafin aiki daga -40°C zuwa +85°C, tare da kewayon zafin ajiya daga -40°C zuwa +90°C.

2.2 Halayen Lantarki da Haske

Duk ma'aunin an ƙayyade su a zafin yanayi (T_a) na 25°C da ƙarfin lantarki na gaba (I_F) na 20 mA.

• Ƙarfin Haske (I_v):Ga Y2 (Mai Haske Raya), matsakaicin ƙarfin haske yana tsakanin 36.0 mcd zuwa 72.0 mcd. Ga G6 (Koren-Raya), kewayon daga 28.5 mcd zuwa 57.0 mcd.
• Kusurwar Dubawa (2θ_1/2):Matsakaicin kusurwar dubawa don nau'ikan biyu shine digiri 130.
• Tsawon Zango:Y2 yana da matsakaicin tsayin zango (λ_p) na 591 nm da kewayon tsayin zango (λ_d) daga 585.5 nm zuwa 594.5 nm. G6 yana da matsakaicin tsayin zango na 575 nm da kewayon tsayin zango daga 567.5 nm zuwa 575.5 nm.
• Ƙarfin Lantarki na Gaba (V_F):Ƙarfin lantarki na gaba don duka Y2 da G6 yawanci 2.0V ne, tare da kewayon daga 1.7V zuwa 2.4V.
• Ƙarfin Lantarki na Baya (I_R):Matsakaicin ƙarfin lantarki na baya a V_R=5V shine 10 µA don duka lambobin.

2.3 Jurewa da Bayanan Kula

Takardar bayanin ta ƙayyade mahimman jurewa: Jurewar Ƙarfin Haske shine ±11%, Jurewar Tsawon Zango shine ±1 nm, kuma Jurewar Ƙarfin Lantarki na Gaba shine ±0.10V. Waɗannan jurewa suna da mahimmanci don daidaiton ƙira kuma dole ne a yi la'akari da su a cikin ƙirar da'ira da tsarin tsarin haske.

3. Bayanin Tsarin Rarrabuwa

Ana rarraba LED ɗin zuwa kwandon kwandon bisa ga ƙarfin haske da tsayin zango don tabbatar da daidaiton launi da haske a cikin rukunin samarwa.

3.1 Rarrabuwar Y2 (Mai Haske Raya)

Kwandon Ƙarfin Haske:N2 (36.0-45.0 mcd), P1 (45.0-57.0 mcd), P2 (57.0-72.0 mcd).

Kwandon Tsawon Zango:D3 (585.5-588.5 nm), D4 (588.5-591.5 nm), D5 (591.5-594.5 nm).

3.2 Rarrabuwar G6 (Koren-Raya)

Kwandon Ƙarfin Haske:N1 (28.5-36.0 mcd), N2 (36.0-45.0 mcd), P1 (45.0-57.0 mcd).

Kwandon Tsawon Zango:C15 (567.5-569.5 nm), C16 (569.5-571.5 nm), C17 (571.5-573.5 nm), C18 (573.5-575.5 nm).

Wannan rarrabuwa yana ba masu ƙira damar zaɓar LED tare da takamaiman halaye don aikace-aikacen da ake buƙatar daidaitawar launi ko matakan haske daidai.

4. Binciken Lanƙwasa Aiki

Takardar bayanin ta haɗa da lanƙwasa halaye na yau da kullun waɗanda ke ba da haske game da halayen na'urar a ƙarƙashin yanayi daban-daban.

4.1 Matsakaicin Ƙarfin Haske vs. Ƙarfin Lantarki na Gaba

Wannan lanƙwasa yana nuna yadda fitar da haske ke ƙaruwa tare da ƙarfin lantarki na gaba. Yawanci ba layi daya ba ne, kuma aiki sosai sama da shawarar 20mA na iya haifar da raguwar inganci da haɓaka tsufa.

4.2 Lanƙwasa Rage Ƙimar Ƙarfin Lantarki na Gaba

Wannan jadawali yana kwatanta matsakaicin ƙarfin lantarki na gaba da aka yarda a matsayin aikin zafin yanayi. Yayin da zafin jiki ya ƙaru, matsakaicin ƙarfin lantarki da aka yarda yana raguwa don hana lalacewar zafi. Wannan wani muhimmin abu ne don ƙira da ke aiki a cikin yanayi mai zafi.

3. Ƙarfin Lantarki na Gaba vs. Ƙarfin Lantarki na Gaba

Wannan lanƙwasa IV tana nuna alaƙa tsakanin ƙarfin lantarki da ƙarfin lantarki. Ƙarfin lantarki na gaba yana da ingantaccen ƙimar zafin jiki, ma'ana yana raguwa kaɗan yayin da zafin jiki ya tashi.

4.4 Ƙarfin Haske vs. Zafin Yanayi

Wannan lanƙwasa tana nuna dogaron zafin jiki na fitar da haske. Ƙarfin haske yawanci yana raguwa yayin da zafin yanayi ya tashi, wanda dole ne a yi la'akari da shi a cikin ƙira inda ake buƙatar daidaiton haske a cikin kewayon zafin jiki mai faɗi.

4.5 Rarraba Bakan

Jadawalin rarraba bakan don Y2 da G6 yana nuna matsakaicin ƙarfi a tsawon zango. Bakan Y2 yana tsakiya a kusa da 591 nm (rawaya), yayin da G6 ke tsakiya a kusa da 575 nm (koren-raya). Faɗin bakan (Δλ) yana kusan 15 nm don Y2 da 20 nm don G6.

4.6 Zanen Radiation

Tsarin radiation yana nuna rarraba kusurwar ƙarfin haske, yana tabbatar da kusurwar dubawa na digiri 130. Tsarin yawanci Lambertian ne ko kusa da Lambertian don irin wannan LED.

5. Bayanin Injiniya da Kunshi

5.1 Girman Kunshi

LED 19-223 yana da ƙaramin kunshin SMD. Mahimman girma (a cikin mm) sun haɗa da tsawon jiki na 2.0, faɗin 1.25, da tsayi na 0.8. Tazarar tashar shine 1.6 mm. Duk jurewa shine ±0.1 mm sai dai idan an ƙayyade in ba haka ba. An ba da shawarar tsarin kushin don tunanin ƙirar PCB, amma ana shawarar masu ƙira su gyara shi bisa takamaiman tsarin haɗawa da buƙatun zafi.

5.2 Gano Polarity

Ana nuna cathode ta hanyar alama akan kunshin ko kusurwar da aka gyara. Tuntubi zanen girman kunshi don ainihin fasalin gano polarity.

6. Jagororin Solder da Haɗawa

6.1 Ma'aunin Solder na Reflow

Na'urar tana dacewa da hanyoyin reflow na infrared da matakin tururi. Don solder mara gubar, shawarar yanayin zafin jiki ya haɗa da matakin pre-heating tsakanin 150°C da 200°C na dakika 60-120, lokacin sama da ruwa (217°C) na dakika 60-150, da matsakaicin zafin jiki na 260°C na matsakaicin dakika 10. Matsakaicin ƙimar dumama ya kamata ya zama 3°C/sec, kuma matsakaicin ƙimar sanyaya 6°C/sec. Kada a yi solder reflow fiye da sau biyu.

6.2 Solder da Hannu

Idan solder da hannu ya zama dole, zafin ƙarshen guntun solder dole ne ya kasance ƙasa da 350°C, kuma lokacin tuntuɓar kowane tasha bai kamata ya wuce dakika 3 ba. Ana ba da shawarar ƙaramin guntun ƙarfe (≤25W). Bari mafi ƙarancin tazara na dakika 2 tsakanin solder kowane tasha don hana damuwa na zafi.

6.3 Ajiya da Hancin Danshi

Ana tattara LED ɗin a cikin jakar da ke hana danshi tare da desiccant. Kafin buɗewa, ya kamata a adana su a ≤30°C da ≤90% RH. Bayan buɗewa, \"rayuwar bene\" shekara 1 ce a ƙarƙashin yanayin ≤30°C da ≤60% RH. Ya kamata a sake rufe abubuwan da ba a yi amfani da su ba a cikin kunshin da ke hana danshi. Idan mai nuna desiccant ya canza launi ko kuma lokacin ajiya ya wuce, ana buƙatar maganin gasa a 60±5°C na awanni 24 kafin amfani don hana \"popcorning\" yayin reflow.

7. Bayanin Kunshi da Oda

7.1 Ƙayyadaddun Reel da Tepe

Ana samar da abubuwan a kan tepe mai ɗaukar kaya mai faɗin 8mm wanda aka nannade akan reel mai diamita 7-inch. Kowane reel yana ɗauke da guda 2000. An ba da cikakkun girma don aljihun tepe mai ɗaukar kaya da reel a cikin takardar bayanin.

7.2 Bayanin Alamar

Alamar reel ta ƙunshi lambobi da yawa: CPN (Lambar Bangaren Abokin Ciniki), P/N (Lambar Samfur), QTY (Adadin Tattarawa), CAT (Matsayi/Matsayi na Ƙarfin Haske), HUE (Ma'auni na Launi & Matsayi/Matsayi na Tsawon Zango), REF (Matsayi na Ƙarfin Lantarki na Gaba), da LOT No (Lambar Lot don bin diddigin).

8. Shawarwari na Aikace-aikace da Abubuwan Ƙira

8.1 Iyakance Ƙarfin Lantarki

Mahimmanci:Dole ne a yi amfani da resistor mai iyakancewa na waje a cikin jerin tare da LED. Ƙarfin lantarki na gaba yana da kunkuntar kewayon kuma ƙaramin ƙaruwa a cikin ƙarfin wutar lantarki na iya haifar da babban ƙaruwa, mai yuwuwar lalacewa a cikin ƙarfin lantarki na gaba saboda halayen I-V na diode.

8.2 Gudanar da Zafi

Ko da yake ƙaramin wutar lantarki, daidaitaccen shimfidar PCB na iya taimakawa wajen kawar da zafi. Tabbatar da isasshen yanki na tagulla da aka haɗa zuwa kushin LED, musamman don aikace-aikacen da ke da yanayin zafi mai girma ko ci gaba da aiki. Ku bi lanƙwasa rage ƙimar ƙarfin lantarki na gaba.

8.3 Ƙirar Haske

Faɗin kusurwar dubawa na digiri 130 ya sa ya dace da aikace-aikacen da ke buƙatar haske mai faɗi. Don ƙarin haske da aka nufa, ƙila a buƙaci na'urorin gani na biyu (ruwan tabarau). Yi la'akari da lambobin kwandon idan ana buƙatar daidaitawar launi ko ƙarfi tsakanin LED da yawa.

9. Kwatancen Fasaha da Bambance-bambance

19-223 ya bambanta kansa ta hanyar haɗuwa da fasahar AlGaInP (wanda ke ba da haske mai girma da launuka masu cikar ciki a cikin bakan rawaya), ƙaramin girma na 2.0x1.25mm, da bin ka'idodin muhalli na zamani (RoHS, REACH, Ba Halogen). Idan aka kwatanta da manyan LED na rami, yana ba da damar adana sarari mai yawa da dacewa da atomatik. Takamaiman kwandon tsayin zango don rawaya da koren-raya yana ba da zaɓuɓɓukan launi madaidaici fiye da manyan LED.

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

Q: Wane ƙimar resistor ya kamata in yi amfani da shi don wadata 5V?

A: Ta amfani da Dokar Ohm (R = (V_supply - V_F) / I_F) da ƙimomin yau da kullun (V_F=2.0V, I_F=20mA), R = (5 - 2) / 0.02 = 150 Ω. Yi amfani da resistor na yau da kullun 150 Ω. Koyaushe ku lissafta don mafi ƙarancin V_F don tabbatar da ƙarfin lantarki bai wuce matsakaicin ƙima ba.

Q: Zan iya tuƙa wannan LED tare da siginar PWM don duhu?

A: Ee, PWM hanya ce mai inganci ta duhu. Tabbatar da matsakaicin ƙarfin lantarki a cikin bugun jini bai wuce matsakaicin ƙimar gabaɗaya na 60 mA ba (don bugun jini da ya dace da ƙayyadaddun cikakken aiki). Ya kamata mitar ta yi girma sosai don guje wa flicker da ake iya gani (yawanci >100 Hz).

Q: Ta yaya zafin jiki ke shafar haske?

A: Ƙarfin haske yana raguwa yayin da zafin haɗin gwiwa ya ƙaru. Duba lanƙwasa \"Ƙarfin Haske vs. Zafin Yanayi\". Don daidaitaccen haske, sarrafa yanayin zafi kuma yi la'akari da amfani da direba mai ƙarfin lantarki akai-akai maimakon tushen ƙarfin lantarki akai-akai tare da resistor.

11. Ƙirar Aiki da Shari'ar Amfani

Shari'a: Hasken Baya na Kunnawar Dashboard.Mai ƙira yana ƙirƙirar allon sarrafa dashboard tare da kunnawa masu haske da yawa. Sun zaɓi 19-223/Y2 saboda launinsa mai haske rawaya da ƙaramin girma, yana ba da damar shiga bayan kowane hular kunnawa. Sun ƙirƙiri PCB tare da layin dogo na gama gari na 12V. Ga kowane LED, sun lissafta resistor na jerin: R = (12V - 2.0V) / 0.02A = 500 Ω. Sun zaɓi resistor na yau da kullun 510 Ω. Sun ƙayyade CAT (haske) da HUE (tsawon zango) kwandon daga mai sayar da su don tabbatar da daidaiton launi da haske a duk kunnawar da ke cikin panel. Yayin haɗawa, sun bi shawarar reflow don tabbatar da haɗin gwiwar solder ba tare da lalata LED ba.

12. Gabatarwar Ka'idar Fasaha

LED 19-223 ya dogara ne akan kayan semiconductor na AlGaInP (Aluminum Gallium Indium Phosphide). Wannan tsarin kayan yana da inganci musamman wajen samar da haske a cikin yankunan ja, orange, rawaya, da koren-raya na bakan gani. Lokacin da aka yi amfani da ƙarfin lantarki na gaba a kan haɗin gwiwar p-n, electrons da ramuka suna sake haɗuwa, suna sakin makamashi a cikin nau'in photons. Takamaiman abun da ke cikin AlGaInP yana ƙayyade makamashin bandgap don haka tsayin zango (launi) na hasken da aka fitar. Ruwan tabarau na \"Ruwa Bayyane\" yana rage yawan sha na haske kuma yana ba da damar ingantaccen ingancin fitar da haske.

13. Trends na Masana'antu

Trend a cikin LED na nuni da ƙananan yanki na hasken baya yana ci gaba zuwa ƙarin ƙarami, ƙaruwar inganci (lumens kowace watt), da ƙarin dogaro. Haka nan akwai ƙaƙƙarfan tuƙi don faɗaɗa amfani da kayan da suka dace da muhalli, gami da mahadi marasa halogen da haɓaka sake yin amfani da su. Haɗa da'irar direba ko fasalulluka na kariya a cikin kunshin LED da kansa wani yanki ne na ci gaba, ko da yake don alamomi masu sauƙi kamar 19-223, tsarin ɓangaren daban yana ci gaba da kasancewa mai tsada da sassauƙa. Bukatar daidaitaccen daidaiton launi (matse kwandon) yana ƙaruwa a cikin aikace-aikacen da asalin alama ko ƙwarewar mai amfani ya dogara da haske iri ɗaya.