LTST-C150KGKT SMD LED Takardar Bayani - Kore Mai Haske Sosai - 20mA - 75mW - Takardar Fasaha ta Hausa

1. Bayanin Samfur

LTST-C150KGKT babban LED ne mai haɗawa da surface, wanda aka ƙera don aikace-aikacen da ke buƙatar babban haske da aminci. Yana amfani da fasahar guntu ta AlInGaP (Aluminum Indium Gallium Phosphide) mai ci gaba don samar da ƙarfin haske mafi girma a cikin bakan kore. An ƙera wannan ɓangaren don dacewa da tsarin haɗawa na atomatik na zamani, gami da gyarawar infrared da vapor phase reflow, wanda ya sa ya dace da yanayin kera masana'antu masu yawa.

Aikace-aikacensa na farko sun haɗa da alamomin matsayi, hasken baya na kayan lantarki na mabukaci, hasken ciki na mota, da na'urori daban-daban na sigina inda daidaitaccen fitar da launi da kwanciyar hankali na dogon lokaci suke da muhimmanci. Ana tattara na'urar a cikin madaidaicin tef na 8mm akan reels na inci 7, yana sauƙaƙe ayyukan ɗauka da sanyawa.

2. Bincike Mai Zurfi na Sigogi na Fasaha

2.1 Matsakaicin Matsakaicin Ƙididdiga

An ƙayyade na'urar don aiki a cikin ƙayyadaddun iyakokin muhalli da na lantarki don tabbatar da tsawon rayuwa da aiki. Matsakaicin ƙididdiga suna bayyana iyakokin da wucewarsu na iya haifar da lalacewa na dindindin.

• Rushewar Wutar Lantarki (Pd):75 mW. Wannan sigogi yana iyakance jimillar wutar lantarki da za a iya canzawa zuwa zafi a cikin kunshin LED a yanayin zafin muhalli (Ta) na 25°C.
• Ci Gaba na DC (IF):30 mA. Matsakaicin ci gaba na ci gaba da za a iya amfani da shi.
• Matsakaicin Ci Gaba:80 mA. Wannan yana halatta ne kawai a ƙarƙashin yanayin bugun jini tare da zagayowar aiki 1/10 da faɗin bugun jini na 0.1ms, mai amfani ga walƙiya masu ƙarfi na ɗan lokaci.
• Ƙarfin Lantarki na Baya (VR):5 V. Wuce wannan ƙarfin lantarki a cikin hanyar baya na iya haifar da rushewar haɗin gwiwa.
• Yanayin Aiki & Ma'ajiyar Zafin Jiki:-55°C zuwa +85°C. Wannan faɗin kewayon yana tabbatar da aiki da kwanciyar hankali na ajiya a cikin mawuyacin yanayi.

2.2 Halayen Lantarki-Gani

An auna a daidaitaccen yanayin gwaji na Ta=25°C da IF=20mA, waɗannan sigogi suna bayyana ainihin aikin fitar da haske.

• Ƙarfin Hasken (Iv):Ya bambanta daga mafi ƙarancin 18.0 mcd zuwa matsakaicin 71.0 mcd. Ƙimar ta na yau da kullun tana cikin wannan kewayon, tare da takamaiman ƙimomin da aka ƙaddara ta hanyar tsarin binning.
• Kusurwar Dubawa (2θ1/2):Digiri 130. Wannan faɗin kusurwar dubawa yana nuna tsarin fitarwa mai yaduwa, wanda ya dace da aikace-aikacen da ke buƙatar faɗin ganuwa.
• Matsakaicin Tsawon Tsawon (λP):Kimanin 574 nm. Wannan shine tsawon zango inda rarraba ƙarfin bakan ya fi girma.
• Matsakaicin Tsawon Tsawon (λd):Kimanin 571 nm. Wannan shine tsawon zango guda ɗaya da idon ɗan adam ya gane wanda ke bayyana launin LED, wanda aka samo daga madaidaitan launi na CIE.
• Rabin Faɗin Layin Bakan (Δλ):15 nm. Wannan ƙunƙuntaccen bandwidth yana nuna launin kore mai tsafta.
• Ƙarfin Lantarki na Gaba (VF):Yawanci 2.0 V, tare da kewayon da aka ayyana ta hanyar binning ƙarfin lantarki. Wannan shine raguwar ƙarfin lantarki a kan LED lokacin da yake gudanar da 20mA.
• Ci Gaba na Baya (IR):Matsakaicin 10 μA a VR=5V, yana nuna ingantaccen ingancin haɗin gwiwa.
• Ƙarfin Ƙarfi (C):40 pF a 0V, 1MHz. Wannan yana da alaƙa da aikace-aikacen sauyawa mai girma.

3. Bayanin Tsarin Binning

Don tabbatar da daidaiton launi da haske a cikin samarwa, ana rarraba LED zuwa kwandon bin bisa mahimman sigogi. LTST-C150KGKT yana amfani da tsarin binning mai girma uku.

3.1 Binning Ƙarfin Lantarki na Gaba

Raka'a sune Volts (V) a IF=20mA. Haƙuri kowane kwandon bin shine ±0.1V.
Lambar Bin 4: 1.90V - 2.00V
Lambar Bin 5: 2.00V - 2.10V
Lambar Bin 6: 2.10V - 2.20V
Lambar Bin 7: 2.20V - 2.30V
Lambar Bin 8: 2.30V - 2.40V

3.2 Binning Ƙarfin Hasken

Raka'a sune millicandelas (mcd) a IF=20mA. Haƙuri kowane kwandon bin shine ±15%.
Lambar Bin M: 18.0 mcd - 28.0 mcd
Lambar Bin N: 28.0 mcd - 45.0 mcd
Lambar Bin P: 45.0 mcd - 71.0 mcd

3.3 Binning Matsakaicin Tsawon Tsawon

Raka'a sune nanometers (nm) a IF=20mA. Haƙuri kowane kwandon bin shine ±1 nm.
Lambar Bin C: 567.5 nm - 570.5 nm
Lambar Bin D: 570.5 nm - 573.5 nm
Lambar Bin E: 573.5 nm - 576.5 nm

Cikakkiyar lambar ɓangare ta haɗa da lambobin duka sigogi uku, yana ba masu ƙira damar zaɓar LED tare da halaye masu dacewa sosai don aikace-aikacensu.

4. Bincike na Lanƙwasa Aiki

Yayin da aka ambaci takamaiman lanƙwasa masu hoto a cikin takardar bayanai, tasirinsu yana da mahimmanci ga ƙira.

4.1 Ci Gaba na Gaba vs. Ƙarfin Lantarki na Gaba (Lanƙwasa I-V)

Fasahar AlInGaP tana nuna ƙarfin lantarki na gaba mai kwanciyar hankali a kan kewayon aikin sa. Vf na yau da kullun na 2.0V a 20mA shine mahimmin sigogi na ƙira don lissafin resistor mai iyakancewa. Dole ne masu ƙira su yi la'akari da kewayon binning (1.9V zuwa 2.4V) don tabbatar da daidaitaccen tuƙi na yanzu kuma saboda haka daidaitaccen haske a cikin duk raka'o'in a cikin aikin samarwa.

4.2 Ƙarfin Hasken vs. Ci Gaba na Gaba

Ƙarfin haske yana kusan daidai da ci gaba na gaba a cikin kewayon aiki na al'ada (har zuwa 30mA DC). Yin aiki sama da matsakaicin ƙididdiga, ko da na ɗan lokaci, na iya haifar da raguwar fitar da haske na dindindin. Ƙimar bugun jini (80mA) yana ba da damar tuƙi na ɗan gajeren lokaci don aikace-aikacen strobe ko walƙiya ba tare da lalacewa ba.

4.3 Dogaro da Zafin Jiki

Kamar duk semiconductors, aikin LED yana da hankali ga zafin jiki. Ƙarfin haske yawanci yana raguwa yayin da zafin haɗin gwiwa ya ƙaru. An goyi bayan faɗin kewayon zafin aiki (-55°C zuwa +85°C), amma masu ƙira ya kamata su lura cewa fitar da haske a ƙarshen babban zai zama ƙasa da a 25°C. Gudanar da zafin jiki mai dacewa akan PCB yana da mahimmanci don kiyaye aiki da tsawon rai, musamman lokacin aiki kusa da iyakar ƙarfin wutar lantarki.

5. Bayanin Injiniya & Kunshin

5.1 Girman Kunshin

LED ya yi daidai da daidaitaccen tsarin kunshin SMD. Mahimman ƙayyadaddun girman girman suna ±0.10mm sai dai idan an ƙayyade su. Kunshin yana da ruwa mai tsabta ruwa wanda ba ya yada hasken, yana ba da gudummawar babban ƙarfin haske na axial. Cikakkun zane-zane masu girma suna da mahimmanci ga ƙirar sawun PCB.

5.2 Gano Polarity

Ana nuna cathode ta hanyar alamar gani akan kunshin, kamar notch, kore dot, ko yanke kusurwa akan ruwan tabarau. Dole ne a kiyaye daidaitaccen polarity yayin haɗawa don hana lalacewar bias na baya.

5.3 Tsarin Gyarawa

An ba da shawarar tsarin gyarawa don tabbatar da samuwar haɗin gyarawa mai aminci yayin reflow. Yin bin waɗannan shawarwari yana taimakawa wajen hana tombstoning (ɓangaren tsayawa a ƙarshe ɗaya) kuma yana tabbatar da daidaitaccen daidaitawa da haɗin zafi.

6. Jagororin Gyarawa & Haɗawa

6.1 Bayanin Gyarawar Reflow

Bangaren ya dace da hanyoyin gyarawa marasa gubar (Pb-free). Yana ba da shawarar yanayin reflow na infrared yana ƙayyade matsakaicin zafin jiki bai wuce 260°C ba na matsakaicin dakika 10. Ana ba da shawarar matakin pre-heat na 150-200°C har zuwa dakika 120 don rage girgizar zafi. Na'urar za ta iya jure matsakaicin sake zagayowar reflow guda biyu a ƙarƙashin waɗannan sharuɗɗan.

6.2 Gyarawar Hannu

Idan gyarawar hannu ya zama dole, yi amfani da ƙarfe mai sarrafa zafin jiki da aka saita zuwa matsakaicin 300°C. Lokacin gyarawa a kan gubar bai kamata ya wuce dakika 3 ba. Gyarawar hannu ya kamata a iyakance ga gyara sau ɗaya kawai, ba don samar da yawa ba.

6.3 Tsaftacewa

Kawai ya kamata a yi amfani da takamaiman magungunan tsaftacewa. Ana ba da shawarar barasa na isopropyl ko ethyl. Ya kamata a nutsar da LED a yanayin zafin jiki na al'ada na ƙasa da minti ɗaya. Masu tsaftacewa sinadarai da ba a bayyana ba na iya lalata ruwan tabarau na epoxy ko kayan kunshin.

6.4 Ajiya & Gudanarwa

Don ajiyar dogon lokaci, ya kamata a yi amfani da ainihin kunshin da aka rufe tare da desiccant. Yanayin ajiya da aka ba da shawarar yana ƙasa da 30°C da 70% zafi na dangi. Da zarar an cire su daga jakar shinge na danshi, ya kamata a gyarasu cikin mako guda (Matsakaicin Hankali na Danshi 3, MSL 3). Idan an adana su tsawon lokaci daga cikin jakar, ana buƙatar gasa a 60°C na awanni 24 kafin reflow don hana "popcorning" (fashewar kunshin saboda danshi mai tururi).

7. Bayanin Kunshin & Oda

7.1 Ƙayyadaddun Tef da Reel

Ana ba da LED akan tef mai faɗin 8mm, tef mai ɗaukar kaya wanda aka rufe tare da tef mai rufi. Ana nade tef akan daidaitattun reels mai diamita inci 7 (178mm). Kowane cikakken reel yana ɗauke da guda 3000. Ana samun mafi ƙarancin adadin oda na guda 500 don sauran adadi. Kunshin ya yi daidai da ma'auni na ANSI/EIA-481-1-A.

7.2 Lambar Bangare da Zaɓin Binning

Cikakkiyar lambar ɓangare LTST-C150KGKT ta haɗa da bayanan samfurin tushe. Don samarwa da ke buƙatar takamaiman aiki, dole ne a ƙayyade lambobin bin don Ƙarfin Lantarki na Gaba (misali, 5), Ƙarfin Hasken (misali, N), da Matsakaicin Tsawon Tsawon (misali, D) don samun sassa daga kwandon bin da ake so (misali, sakamakon lambar ƙayyadaddun ƙayyadaddun bayanai).

8. Shawarwari na Ƙira na Aikace-aikace

8.1 Ƙirar Da'irar Tuƙi

LED na'urori ne masu tuƙi na yanzu. Don tabbatar da daidaitaccen haske, musamman lokacin da aka haɗa LED da yawa a layi daya, yanaana ba da shawara sosaidon amfani da resistor mai iyakancewa na jeri don kowane LED (Tsarin Da'irar A). Tuƙin LED da yawa a layi daya daga tushen ƙarfin lantarki guda ɗaya tare da resistor mai raba (Tsarin Da'irar B) ba a ba da shawara ba saboda bambance-bambance a cikin ƙarfin lantarki na gaba na kowane LED (Vf). Ko da ƙananan bambance-bambancen Vf na iya haifar da rashin daidaiton yanzu, wanda ke haifar da bambance-bambancen haske da ake iya gani.

Ana ƙididdige ƙimar resistor na jeri (R) ta amfani da Dokar Ohm: R = (Vsupply - Vf_LED) / I_desired. Yi amfani da matsakaicin Vf daga kewayon bin don ƙira mai ra'ayin mazan jiya wanda ke tabbatar da cewa yanzu bai taɓa wuce ƙimar da ake so ga kowane LED a cikin rukunin ba.

8.2 Kariya daga Zubar da Wutar Lantarki (ESD)

LED na AlInGaP suna da hankali ga zubar da wutar lantarki. Lalacewar ESD na iya bayyana a matsayin babban yawan yadudduka na baya, ƙarancin ƙarfin lantarki na gaba, ko gazawar haskakawa a ƙananan igiyoyin ruwa.

Matakan rigakafin sun zama dole a cikin gudanarwa:
• Yi amfani da igiyoyin wuyan hannu da tabarma masu hana tashin hankali.
• Tabbatar cewa duk kayan aiki da saman aiki suna da tushe daidai.
• Yi amfani da ionizers don daidaita cajin tsaye wanda zai iya taruwa akan ruwan tabarau na filastik yayin gudanarwa.
• Ajiye da jigilar abubuwan a cikin kunshin ESD mai aminci.

Don gwada yuwuwar lalacewar ESD, duba ko LED yana haskakawa kuma auna Vf a ƙananan igiyar ruwa (misali, 0.1mA). Kyakkyawan LED na AlInGaP ya kamata ya sami Vf > 1.4V a 0.1mA.

8.3 Gudanar da Zafin Jiki

Yayin da kunshin yake ƙanƙanta, ɓarnawar wutar lantarki (har zuwa 75mW) yana haifar da zafi. Don ci gaba da aiki a manyan igiyoyin ruwa, yi la'akari da shimfidar PCB. Samar da isasshen yanki na tagulla (kafet ɗin taimako na zafi) a kusa da kafet ɗin gyarawa yana taimakawa wajen tarwatsa zafi, kiyaye ƙananan zafin haɗin gwiwa da tabbatar da daidaitaccen fitar da haske da tsawon rai.

9. Kwatancen Fasaha & Bambance-bambance

LTST-C150KGKT, bisa fasahar AlInGaP, yana ba da fa'idodi daban-daban don fitar da hasken kore idan aka kwatanta da tsofaffin fasahohi kamar GaP na gargajiya ko LED na kore na zamani na tushen InGaN.

Mahimman Fa'idodi:
• Mafi Girman Inganci & Hasken:AlInGaP yana ba da ingantaccen ingancin haske a cikin bakan amber-zuwa-kore, yana haifar da mafi girman fitarwa na mcd kowace mA na tuƙi idan aka kwatanta da madadin da yawa.
• Mafi Kyawun Kwanciyar Hankan Zafin Jiki:Fitar da haske da canjin tsawon zango suna raguwa tare da canje-canjen zafin jiki idan aka kwatanta da wasu kayan semiconductor.
• Ƙunƙuntaccen Faɗin Bakan:Rabin faɗin 15nm yana ba da launin kore mai cikar cikar gaske, wanda galibi ake so don aikace-aikacen nuni da nuni.
• Tabbacin Amincewa:AlInGaP fasaha ce mai girma tare da dogon tarihin kwanciyar hankali a cikin aikace-aikacen da ake buƙata.

Masu ƙira waɗanda ke zaɓar wannan LED galibi suna ba da fifiko ga babban fitarwa na kore, tsaftar launi, da aminci a cikin daidaitaccen tsarin kunshin SMD.

10. Tambayoyin da ake yawan yi (FAQs)

Q1: Shin zan iya tuƙa wannan LED kai tsaye daga fil ɗin microcontroller na 5V?
A:A'a. Koyaushe ana buƙatar resistor na jeri. Don wadata 5V da manufar yanzu na 20mA, yana ɗauka Vf na 2.0V, ƙimar resistor zata kasance R = (5V - 2.0V) / 0.020A = 150 Ohms. Yi amfani da matsakaicin Vf daga kwandon bin ɗin ku (misali, 2.4V don Bin 8) don lissafi mai aminci: R = (5V - 2.4V) / 0.020A = 130 Ohms. Resistor na 130-150 Ohm ya dace.

Q2: Me yasa akwai ƙimar bugun jini (80mA) da yawa fiye da ƙimar DC (30mA)?
A:LED na iya ɗaukar mafi girman ƙarfin nan take na ɗan gajeren lokaci saboda zafin da aka haifar ba shi da lokacin ɗagawa zafin haɗin gwiwa zuwa matakin lalacewa. Wannan yana da amfani ga aikace-aikacen strobe ko sadarwa amma dole ne a bi ƙa'idodin zagayowar aiki 1/10 da iyakokin faɗin bugun jini na 0.1ms.

Q3: Menene ma'anar "Ruwa Mai Tsabta" ruwan tabarau ga tsarin haske?
A:Ruwan tabarau mai tsabta (wanda ba a yada shi ba) yana haifar da ƙarar haske mai mai da hankali tare da ƙarfin axial mafi girma (ƙarfi kai tsaye). Tsarin haske zai sami ƙayyadaddun wurin zafi na tsakiya idan aka kwatanta da ruwan tabarau mai yaduwa, wanda ke yada hasken daidai akan faɗin kusurwar dubawa.

Q4: Yaya mahimmanci ne a bi bayanin gyarawar reflow daidai?
A:Mahimmanci sosai. Wuce 260°C ko dakika 10 a matsakaicin zafin jiki na iya lalata ruwan tabarau na epoxy, guntun semiconductor, ko igiyoyin haɗin gwiwa na ciki, wanda ke haifar da gazawar nan take ko rage amincin dogon lokaci. Koyaushe ku bi bayanin da aka ba da shawara.

11. Misalin Nazarin Shari'ar Ƙira

Yanayin:Ƙirar allon nuna matsayi don kayan aikin masana'antu da ke buƙatar alamomi 10 na kore masu daidaitaccen haske, waɗanda ake iya gani a cikin babban hasken muhalli.

Matakan Ƙira:
1. Zaɓi:Zaɓi LTST-C150KGKT don babban haskensa (har zuwa 71mcd). Ƙayyade lambobin binning masu ƙarfi (misali, Ƙarfin Lantarki Bin 5, Ƙarfin Hasken Bin P, Tsawon Tsawon Bin D) don tabbatar da daidaito.
2. Ƙirar Da'ira:Yi amfani da dogo na 12V. Yi lissafin resistor don mafi munin Vf (max daga Bin 5 = 2.1V). R = (12V - 2.1V) / 0.020A = 495 Ohms. Yi amfani da daidaitaccen resistor na 510 Ohm, 1/8W don kowane LED a jere.
3. Shimfidar PCB:Ƙira kafet ɗin bisa ga shawarar takardar bayanai. Haɗa ƙananan haɗin taimako na zafi zuwa ɗimbin tagulla ɗan ƙarami don tarwatsa zafi.
4. Haɗawa:Tabbatar mai kera kwangila yana amfani da takamaiman bayanin reflow kuma yana gudanar da abubuwan tare da kariyar ESD.
5. Sakamako:Ƙaƙƙarfan allon nuni mai haske, mai daidaito, tare da ingantaccen aiki.

12. Gabatarwar Ka'idar Fasaha

LTST-C150KGKT ya dogara ne akan kayan semiconductor na AlInGaP da aka girma akan substrate. Lokacin da aka yi amfani da ƙarfin lantarki na gaba, ana shigar da electrons da ramuka cikin yankin aiki inda suke sake haɗuwa, suna sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke ciki na Aluminum, Indium, Gallium, da Phosphide a cikin Layer mai aiki yana ƙayyade ƙarfin bandgap, wanda kai tsaye yana bayyana tsawon zango (launi) na hasken da aka fitar—a wannan yanayin, kore (~571nm). Ruwan tabarau na epoxy mai tsabta yana rufe guntun, yana ba da kariyar injiniya, yana siffanta fitar da haske, da haɓaka fitar da haske daga semiconductor.

13. Trends na Masana'antu & Mahallin

Trend a cikin LED na nuni da sigina yana ci gaba zuwa mafi girman inganci (ƙarin haske kowace watt), ƙananan fakitin, da ingantaccen aminci. Yayin da sabbin kayan kamar InGaN (da ake amfani da su don LED na shuɗi da kore na gaskiya) ke ba da babban aiki, AlInGaP ya kasance babban fasaha kuma an inganta shi sosai don bakan rawaya-kore zuwa ja saboda ingantaccen inganci da kwanciyar hankali. LTST-C150KGKT yana wakiltar cikakkiyar mafita mai inganci a cikin wannan rassan fasaha mai kwanciyar hankali. Ci gaba na gaba na iya mayar da hankali kan ƙara haɓaka yawan juzu'i da haɗa kayan lantarki masu tuƙi ko iyawar haɗa launi cikin ƙananan sawun kunshin.