Bayanin Fasaha na LED SMD Orange - 2.0x1.25x1.1mm - 2.5V - 75mW - Fasahar AlInGaP - Takardar Fasaha ta Hausa

1. Bayyani Game da Samfurin

Wannan takarda tana ba da cikakkun ƙayyadaddun bayanai na fasaha don babban LED SMD Orange mai haske. An ƙera na'urar don hanyoyin haɗa lantarki na zamani, yana da ƙaramin fakitin daidaitaccen EIA wanda ya dace da kayan aikin sanya kai tsaye. Yana amfani da fasahar semiconductor AlInGaP (Aluminum Indium Gallium Phosphide) don samar da tushen haske mai haske tare da ingantaccen haske. Samfurin ya bi ka'idojin kera kore kuma ba shi da gubar bisa ga umarnin RoHS.

1.1 Fa'idodi na Asali

• Daidaitacce da Automation:Ana ba da shi a cikin tef na 8mm akan reels inci 7, an inganta shi don injunan ɗauka da sanya sauri.
• Shirye don Gishiri na Reflow:Yana daɗaɗawa tare da hanyoyin gishiri na reflow na infrared (IR) da tururi, yana tabbatar da ingantaccen haɗin gishiri a cikin samarwa mai yawa.
• Babban Haske:Yana ba da ƙarfin haske na yau da kullun har zuwa 900 mcd a daidaitaccen ƙarfin tuƙi na 20mA.
• Faɗin Kallon Kallo:Yana da kusurwar kallo na digiri 110 (2θ1/2), yana ba da kyakkyawan tarwatsa haske.
• Ƙirar Ƙarfi:An ƙera shi don jurewa daidaitattun hanyoyin haɗawa da tsaftacewa na SMD.

2. Bincike Mai zurfi na Ma'aunin Fasaha

2.1 Matsakaicin Matsakaicin Matsakaici

Waɗannan ƙimar suna ayyana iyakokin da za su iya haifar da lalacewa na dindindin ga na'urar. Ba a ba da garantin aiki a ƙarƙashin waɗannan sharuɗɗan ba.

• Rushewar Wutar Lantarki (Pd):75 mW a Ta=25°C. Wannan shine matsakaicin wutar lantarki da fakitin LED zai iya watsawa cikin aminci a matsayin zafi.
• Ƙarfin Lantarki na Gaba na DC (IF):30 mA ci gaba. Matsakaicin ƙarfin lantarki na tsayayye wanda za'a iya amfani da shi.
• Ƙarfin Lantarki na Gaba na Kololuwa:80 mA, ana yarda da shi kawai a ƙarƙashin yanayin bugun jini (1/10 aikin aiki, faɗin bugun jini 0.1ms).
• Ƙarfin Lantarki na Baya (VR):5 V. Wuce wannan ƙarfin lantarki a cikin karkatar da baya na iya haifar da rushewar haɗin gwiwa.
• Kewayon Yanayin Zafin Aiki:-40°C zuwa +85°C. Kewayon yanayin yanayi don aiki mai dogaro.
• Kewayon Yanayin Zafin Ajiya:-40°C zuwa +100°C.
• Rage Ƙimar:Dole ne a rage ƙimar ƙarfin lantarki na gaba na DC da kashi 0.46 mA ga kowane digiri Celsius sama da yanayin zafi na 35°C don hana yin zafi.

2.2 Halayen Lantarki da Haske

An auna a Ta=25°C a ƙarƙashin ƙayyadaddun yanayin gwaji, waɗannan sigogi suna ayyana aikin yau da kullun.

• Ƙarfin Haske (Iv):Ya bambanta daga 450 mcd (ƙarami) zuwa 1120 mcd (matsakaici), tare da ƙimar yau da kullun na 900 mcd a IF=20mA. An auna ta amfani da firikwensin da aka tace zuwa lankwasa amsa ido na CIE photopic.
• Ƙarfin Lantarki na Gaba (VF):Yawanci 2.5V, tare da kewayon daga 1.7V zuwa 2.5V a IF=20mA. Ana amfani da jurewar ±0.1V a cikin takamaiman kwandon ƙarfin lantarki.
• Tsawon Tsawon Kololuwa (λP):611 nm. Tsawon tsawon raƙuman ruwa inda fitowar haske ta fi ƙarfi.
• Tsawon Tsawon Rinjaye (λd):605 nm. Tsawon raƙuman ruwa guda ɗaya wanda idon ɗan adam ya gane, wanda aka samo daga zanen launi na CIE.
• Rabin Faɗin Haske (Δλ):15 nm. Faɗin bakan fitarwa a rabin ƙarfin kololuwa, yana nuna tsaftar launi.
• Ƙarfin Lantarki na Baya (IR):Matsakaicin 100 μA a VR=5V.
• Ƙarfin Ƙarfi (C):Yawanci 40 pF an auna shi a VF=0V, f=1 MHz.

3. Bayanin Tsarin Binning

Don tabbatar da daidaito a cikin aikace-aikace, ana rarraba LEDs zuwa rukunin aiki. Ana bin sigogi biyu masu mahimmanci: Ƙarfin Haske da Ƙarfin Lantarki na Gaba.

3.1 Binning na Ƙarfin Haske

Raka'a: mcd @ IF=20mA. Kowane kwandon yana da jurewar ±15%.

• U1:450.0 – 560.0 mcd
• U2:560.0 – 710.0 mcd
• V1:710.0 – 900.0 mcd
• V2:900.0 – 1120.0 mcd

3.2 Forward Voltage Binning

Raka'a: V @ IF=20mA. Kowane kwandon yana da jurewar ±0.10V.

• 0:1.7 – 1.8 V
• 1:1.8 – 1.9 V
• 2:1.9 – 2.0 V
• 3:2.0 – 2.1 V
• 4:2.1 – 2.2 V
• 5:2.2 – 2.3 V
• 6:2.3 – 2.4 V
• 7:2.4 – 2.5 V

Masu ƙira yakamata su zaɓi lambobin kwandon da suka dace don dacewa da buƙatun haske da daidaiton ƙarfin lantarki na aikace-aikacensu, musamman lokacin da ake amfani da LEDs da yawa a layi daya.

4. Bincike na Lankwasa Ayyuka

Yayin da aka ambaci takamaiman lankwasan hoto a cikin takardar bayanin (Fig.1, Fig.6), tasirinsu yana da mahimmanci don ƙira.

4.1 Ƙarfin Haske da Ƙarfin Lantarki na Gaba

Fitowar haske (Iv) yana da kusan daidai da ƙarfin lantarki na gaba (IF) a cikin kewayon aikin da aka ba da shawarar. Tuƙi LED sama da 20mA zai ƙara haske amma kuma yana haifar da ƙarin zafi, yana buƙatar kulawa da yanayin zafi da kuma bin cikakkun ƙayyadaddun ƙima.

4.2 Ƙarfin Lantarki na Gaba da Ƙarfin Lantarki na Gaba

Halayen V-I ba ta da layi. Ƙarfin lantarki na gaba yana da ingantaccen ma'aunin zafi, ma'ana yana raguwa kaɗan yayin da zafin haɗin gwiwa ya ƙaru don takamaiman ƙarfin lantarki.

4.3 Rarraba Haske

Bakan fitarwa yana kewaye da 611 nm (kololuwa) tare da kunkuntar rabin faɗi na 15 nm, halayen fasahar AlInGaP, yana ba da cikakken launin orange.

4.4 Abubuwan da ake la'akari da Zafi

Abin da ya rage na 0.46 mA/°C sama da 35°C yana da mahimmanci don dogaro. A cikin yanayin yanayi mai zafi ko ƙirar PCB mara kyau, dole ne a rage matsakaicin ƙarfin lantarki na ci gaba don hana wuce iyakar zafin haɗin gwiwa da saurin raguwar lumen.

5. Bayanin Injiniya da Fakitin

5.1 Girman Fakitin

LED ya bi daidaitaccen fakitin SMD na masana'antu. Muhimman girma (a cikin milimita) suna ayyana sawun sa: kusan 2.0mm tsawon, 1.25mm faɗi, da 1.1mm tsayi. Cikakkun zane-zane suna ƙayyadad da tazarar kushin, tsawan abu, da lissafin ruwan tabarau.

5.2 Gano Polarity

An yiwa cathode alama a sarari. Daidaitaccen alkibla yayin haɗawa yana da mahimmanci. An ba da shawarar tsarin kushin haɗin PCB don tabbatar da ingantaccen gishiri da kwanciyar hankali na injiniya yayin reflow.

5.3 Fakitin Tape da Reel

• Tape:Ana ajiye abubuwan a cikin tef mai ɗaukar kaya mai faɗi 8mm.
• Reel:An nade tef akan daidaitaccen diamita inci 7 (178mm).
• Adadi:Guda 4000 a kowane cikakken reel.
• Shiryawa:Ya bi ƙayyadaddun EIA-481-1-B. Ana ba da izinin mafi yawan abubuwan da suka ɓace guda biyu a jere (aljihunan fanko).

6. Jagororin Gishiri da Haɗawa

6.1 Bayanin Yanayin Gishiri na Reflow

Ana ba da shawarar bayanin reflow mara gubar bisa J-STD-020B.

• Dafaffen Zafi:120–150°C na matsakaicin dakika 120.
• Matsakaicin Zafi:Matsakaicin 260°C.
• Lokaci Sama da Liquidus:Matsakaicin dakika 30 a cikin yankin matsakaicin zafi.
• Ana buƙatar ingantaccen haɓakawa da ƙimar sanyaya don hana girgizar zafi.

6.2 Gishiri da Hannu

Idan gishiri na hannu ya zama dole:

• Zafin Ƙarfe:Matsakaicin 300°C.
• Lokacin Gishiri:Matsakaicin dakika 3 a kowane gubar.
• Wannan yakamata a yi shi sau ɗaya kawai don guje wa lalata fakitin filastik.

6.3 Tsaftacewa

Kawai yakamata a yi amfani da takamaiman wakilan tsaftacewa. Nitsar LED a cikin barasa na ethyl ko isopropyl a yanayin daki na ƙasa da minti ɗaya yana da kyau. Sinadarai da ba a bayyana ba na iya lalata ruwan tabarau na epoxy ko fakitin.

6.4 Hancin Danshi & Ajiya

Wannan samfurin an rarraba shi azaman Matsakaicin Hancin Danshi (MSL) 3 bisa JEDEC J-STD-020.

• Jakar da aka Rufe:Ajiye a ≤30°C da ≤90% RH. Yi amfani da shi cikin shekara guda bayan ranar rufe jakar.
• Bude Jakar:Ajiye a ≤30°C da ≤60% RH. Dole ne a yi gishiri cikin sa'o'i 168 (kwanaki 7) na fallasa ga yanayin yanayin masana'anta.
• Baking:Idan katin nuna danshi ya juya ruwan hoda (≥10% RH) ko kuma rayuwar bene na sa'o'i 168 ya wuce, yi baking a 60°C na aƙalla awanni 48 kafin amfani. Sake rufe sassan da ba a yi amfani da su ba tare da sabon busasshen abu.

7. Shawarwarin Ƙirar Aikace-aikace

7.1 Ƙirar Da'irar Tuƙi

LEDs na'urori ne masu tuƙi na yanzu. Don ci gaba da aiki:

• Resistor Mai Iyakance Yanzu:Koyaushe yi amfani da resistor na jeri tare da kowane LED don saita ƙarfin lantarki na aiki, ko da lokacin da tushen ƙarfin lantarki na yau da kullun ke tuƙa shi. Wannan yana taimakawa wajen rama ƙananan bambance-bambance a cikin ƙarfin lantarki na gaba na kowane LED (yaduwar kwandon Vf).
• Guɓewa Haɗin Kai Tsaye:Haɗa LEDs da yawa kai tsaye a layi daya ba tare da iyakance ƙarfin lantarki na kowane ɗaya ba (Samfurin Da'irar B a cikin takardar bayanin) ba a ba da shawarar ba. Ƙananan bambance-bambance a cikin halayen ƙarfin lantarki na gaba na iya haifar da rashin daidaito mai mahimmanci na ƙarfin lantarki, haifar da rashin daidaiton haske da yuwuwar matsin lamba na LED tare da mafi ƙarancin Vf.
• Da'irar da aka Ba da Shawara (Samfurin A):Yi amfani da tushen ƙarfin lantarki (Vcc), resistor na saitin ƙarfin lantarki (R = (Vcc - Vf_LED) / I_LED), da LED a jere. Maimaita wannan da'irar don kowane reshen LED a layi daya.

7.2 Kariya daga Zubar da Lantarki (ESD)

LED yana da hankali ga zubar da lantarki. Dole ne a ɗauki matakan kariya yayin sarrafawa da haɗawa:

• Dole ne ma'aikata su sanya bel ɗin wuyan da aka kafa ko safar hannu masu hana tashin hankali.
• Dole ne duk tashoshin aiki, kayan aiki, da wuraren ajiya su kasance da tushe daidai.
• Yi amfani da masu ionizer don kawar da cajin tsaye wanda zai iya taruwa akan ruwan tabarau na filastik.
• Bi daidaitattun hanyoyin sarrafa ESD bisa ANSI/ESD S20.20.

7.3 Gudanar da Zafi

Ko da yake raguwar wutar lantarki yana da ƙasa, ingantaccen ƙirar PCB yana haɓaka tsawon rai:

• Yi amfani da isasshen yanki na tagulla akan PCB da aka haɗa zuwa kushin zafi na LED (cathode da anode) don zama mai sanyaya zafi.
• Tabbatar cewa ba a sanya LED kusa da wasu mahimman tushen zafi ba.
• Ku bi lankwasa rage ƙimar ƙarfin lantarki a cikin aikace-aikacen zafi mai girma.

8. Yanayin Aikace-aikace na Yau da Kullun

Wannan LED orange ya dace da kewayon aikace-aikace masu buƙatar ƙaramin, mai haske, kuma abin dogaro mai nuni ko tushen haske, gami da amma ba'a iyakance ga:

• Masu Nuna Matsayi:Kunna wuta, jiran aiki, caji, da alamun kuskure a cikin kayan lantarki na mabukaci, kayan aiki, da kuma kwamfutoci na sarrafa masana'antu.
• Hasken Baya:Hasken gefe don ƙananan nuni na LCD, hasken maɓalli, da hasken kayan ado a cikin ƙananan na'urori.
• Hasken Ciki na Motoci:Alamun dashboard, hasken canji, da hasken yanayi (bisa ga cancanta don takamaiman ƙa'idodin mota).
• Alamomi & Kayan Ado:Tushen haske a cikin tsararrun kayan ado da sauki alama.
• Tsarin Na'urar Gano Abubuwa:A matsayin tushen haske a cikin na'urori na gani da na'urori na katsewa.

9. Tambayoyin da ake yawan yi (FAQ)

9.1 Shin zan iya tuƙa wannan LED kai tsaye daga fitarwar dabaru na 3.3V ko 5V?

A'a, ba kai tsaye ba. Dole ne koyaushe ka yi amfani da resistor mai iyakance ƙarfin lantarki na jeri. Misali, don tuƙawa a 20mA daga wadataccen 5V tare da Vf na yau da kullun na 2.5V: R = (5V - 2.5V) / 0.020A = 125 Ohms. Resistor na 120 Ohm ko 130 Ohm zai dace. Ba tare da resistor ba, ƙarfin lantarki mai yawa zai gudana, yana iya lalata LED.

9.2 Me yasa akwai tsarin binning don ƙarfin lantarki da ƙarfi?

Hanyoyin masana'antu suna haifar da bambance-bambance na halitta a cikin halayen semiconductor. Binning yana rarraba LEDs zuwa ƙungiyoyi tare da ingantaccen aiki. Don aikace-aikacen da ake buƙatar LEDs da yawa su bayyana daidai da haske (misali, tsararrun), ƙayyadad da kwandon ƙarfi iri ɗaya (misali, V1) yana da mahimmanci. Hakazalika, yin amfani da LEDs daga kwandon ƙarfin lantarki iri ɗaya na iya sauƙaƙa lissafin resistor na saitin ƙarfin lantarki a cikin da'irori masu layi daya.

9.3 Menene bambanci tsakanin Tsawon Tsawon Kololuwa da Tsawon Tsawon Rinjaye?

Tsawon Tsawon Kololuwa (λP)shine tsawon raƙuman ruwa na zahiri inda LED ke fitar da mafi yawan ƙarfin gani.Tsawon Tsawon Rinjaye (λd)ƙima ce da aka ƙididdige bisa ga fahimtar launi na ɗan adam (ginshiƙi na CIE); shine tsawon raƙuman ruwa guda ɗaya wanda ya fi dacewa da launin da muke gani a zahiri. Don LEDs masu launi iri ɗaya kamar wannan orange, sau da yawa suna kusa amma ba iri ɗaya ba.

9.4 Yaya muhimmanci ne rayuwar bene na sa'o'i 168 bayan buɗe jakar shinge na danshi?

Mahimmanci sosai ga abubuwan MSL 3. Bayyanar da wannan lokaci yana ba da damar danshi ya shiga cikin fakitin filastik. Yayin gishiri na reflow, wannan danshi na iya faɗaɗa cikin sauri zuwa tururi, yana haifar da rabuwa na ciki, fashewa ("popcorning"), ko gazawar haɗin waya. Idan lokacin ya wuce, baking ya zama dole don fitar da danshi.

10. Gabatarwa da Trends na Fasaha

10.1 Fasahar AlInGaP

Wannan LED ya dogara ne akan kayan semiconductor na Aluminum Indium Gallium Phosphide (AlInGaP) wanda aka girma akan wani abu mai gani. Wannan fasaha tana da inganci musamman a cikin yankunan tsawon raƙuman ruwa ja, orange, amber, da rawaya, yana ba da mafi girman haske da ingantaccen kwanciyar hankali na zafi idan aka kwatanta da tsofaffin fasahohi kamar Gallium Arsenide Phosphide (GaAsP). Amfani da abu mai gani yana ba da damar ƙarin haske ya tsere daga guntu, yana haɓaka ingantaccen ƙididdigewa na waje.

10.2 Trends na Masana'antu

Gabaɗayan yanayin a cikin SMD LEDs yana zuwa ga:

• Ƙara Ingantaccen Aiki:Ƙarin lumens ko millicandelas a kowace watt, rage amfani da wutar lantarki da kayan aikin zafi.
• Ƙananan Girma:Ƙananan girman fakitin (misali, 0402, 0201) don ƙirar PCB mai yawa yayin kiyayewa ko inganta fitowar haske.
• Mafi Girman Dogaro:Ingantattun kayan aiki da dabarun fakitin don tsawaita tsawon rayuwar aiki, musamman a ƙarƙashin yanayin zafi mai girma da yanayin zafi.
• Matsakaicin Binning:Mafi ingantaccen rarrabuwa don ba masu ƙira da kayan aikin da ke da daidaitaccen launi da haske, wanda ke da mahimmanci don aikace-aikace kamar nuni mai cikakken launi da hasken mota.
• Haɗin kai:Girma na ƙungiyoyin LED waɗanda suka haɗa da ICs masu tuƙi, abubuwan kariya, da na'urori masu gani zuwa fakitin guda ɗaya, yana sauƙaƙa ƙirar samfurin ƙarshe.