Takardar Bayanin Fasaha ta LED Super Red 2020 SMD - 2.0x2.0x0.7mm - 2.3V - 0.322W - Hausa

1. Bayanin Samfur

2020-SR140DM-AM LED ne mai inganci, mai hawa a saman allon (SMD) Super Red wanda aka tsara musamman don aikace-aikacen hasken mota masu ƙarfi. Wannan kayan yana cikin dangin samfurin \"2020\", wanda ke nuna girmansa na 2.0mm x 2.0mm. Babban fa'idarsa ta ta'allaka ne a haɗin fitar da haske mai dogaro, faɗin kusurwar kallo na digiri 120, da ƙarfin gini wanda ya dace da ƙa'idodin ingancin mota, ciki har da AEC-Q102. Babbar kasuwa ita ce tsarin hasken waje da na ciki na mota, inda daidaiton launi, dogon lokacin dogaro, da ƙaramin girma suke da muhimmanci.

2. Bincike Mai Zurfi na Sigogi na Fasaha

2.1 Halayen Hoto da Na'urorin Lantarki

Ana ayyana babban aikin LED a daidai yanayin gwaji na 140mA. A ƙarƙashin waɗannan yanayi, yawan hasken da ake fitarwa shine lumens 18 (lm), tare da mafi ƙanƙanta na 13 lm da mafi girma na 27 lm, wanda ke lissafin bambance-bambancen samarwa. Matsakaicin tsawon zango shine yawanci 628 nm, yana sanya shi cikin bakan Super Red, tare da kewayon binning daga 627 nm zuwa 639 nm. Ƙarfin lantarki na gaba (Vf) a 140mA yawanci shine 2.3V, yana kewayo daga 1.75V zuwa 2.75V. Wannan siga yana da mahimmanci ga ƙirar mai tuƙi da sarrafa zafin jiki, saboda ana ƙididdige watsawar wutar lantarki a matsayin Vf * If. A yanayin yau da kullun, wannan yana daidai da kusan 0.322W (2.3V * 0.14A).

2.2 Matsakaicin Matsayin Aiki da Halayen Zafi

Don tabbatar da tsawon rayuwar na'urar, dole ne yanayin aiki kada ya wuce Matsakaicin Matsayin Aiki. Matsakaicin ci gaba na halin yanzu na gaba shine 250 mA, kuma na'urar na iya ɗaukar igiyoyin igiyoyin ruwa har zuwa 1000 mA don ƙananan bugun jini (≤10 μs). Matsakaicin zafin haɗin gwiwa (Tj) shine 150°C, yayin da kewayon zafin aiki ya ƙayyade daga -40°C zuwa +125°C, wanda ya dace da mawuyacin yanayin mota. Gudanar da zafi yana da mahimmanci; juriyar zafi daga haɗin gwiwa zuwa wurin solder (Rth JS) yawanci shine 23 K/W (na gaske) ko 16 K/W (na lantarki), yana nuna yadda ake canja wurin zafi daga die semiconductor zuwa PCB.

3. Bayanin Tsarin Binning

Don tabbatar da daidaiton launi da haske a cikin samarwa, ana rarraba LED zuwa kwandon shara.

3.1 Binning na Hasken Hasken

Ana rarraba LED zuwa kwandon shara guda uku: E6 (13-17 lm), F7 (17-20 lm), da F8 (20-23 lm). \"M\" a cikin lambar sashi yana nuna matakin haske na Matsakaici, wanda yawanci yayi daidai da kwandon shara na F7.

3.2 Binning na Ƙarfin Lantarki na Gaba

An ayyana kwandon shara na ƙarfin lantarki guda huɗu: 1720 (1.75-2.0V), 2022 (2.0-2.25V), 2225 (2.25-2.5V), da 2527 (2.5-2.75V). Wannan yana ba masu ƙira damar zaɓar LED tare da ƙananan ƙarfin lantarki Vf don daidaita halin yanzu a cikin jerin LED masu yawa.

3.3 Binning na Tsawon Zango Mai Rinjaye

Ana sarrafa launi ta hanyar kwandon shara na tsawon zango: 2730 (627-630 nm), 3033 (630-633 nm), 3336 (633-636 nm), da 3639 (636-639 nm). Matsakaicin ƙimar 628 nm yana cikin kwandon shara na 2730.

4. Bincike Mai Zurfi na Lankwasa Ayyuka

4.1 Lankwasa IV da Hasken Hasken Dangantaka

Jadawalin Halin Yanzu na Gaba da Ƙarfin Lantarki na Gaba yana nuna alaƙar alaƙa ta musamman. Lankwasa Hasken Hasken Dangantaka da Halin Yanzu na Gaba yana nuna cewa fitar da haske yana ƙaruwa da ƙarancin layi tare da halin yanzu, yana jaddada mahimmancin tuƙi a 140mA da aka ba da shawarar don ingantaccen inganci da tsawon rayuwa.

4.2 Dogaro da Zafin Jiki

Jadawalin Hasken Hasken Dangantaka da Zafin Haɗin gwiwa yana nuna cewa fitar da haske yana raguwa yayin da zafin jiki ke ƙaruwa, wani hali ne na yau da kullun na LED. Lankwasa Ƙarfin Lantarki na Gaba Dangantaka da Zafin Haɗin gwiwa yana da gangare mara kyau, ma'ana Vf yana raguwa yayin da zafin jiki ke tashi, wanda za'a iya amfani dashi don jin zafin jiki. Jadawalin Canjin Tsawon Zango Dangantaka yana nuna ɗan ƙaramin ƙaruwa a cikin tsawon zango mai rinjaye (canjin ja) tare da ƙaruwar zafin jiki.

4.3 Rarraba Bakan da Ragewa

Jadawalin Rarraba Bakan Dangantaka yana tabbatar da ƙaramin fitarwa mai kololuwa a yankin ja (~628 nm). Lankwasa Rage Halin Yanzu na Gaba yana da mahimmanci ga ƙira: yana nuna cewa dole ne a rage matsakaicin halin yanzu na ci gaba yayin da zafin jikin solder pad (Ts) ya ƙaru. Misali, a matsakaicin Ts na 125°C, matsakaicin If shine 250 mA.

5. Bayanin Injiniya da Kunshin

5.1 Girman Jiki

LED yana da daidaitaccen 2020 (2.0mm x 2.0mm) SMD. Matsakaicin tsayin kunshin shine kusan 0.7mm. Cikakkun zane-zanen injiniya sun ƙayyade duk mahimman girmansu, gami da girman ruwan tabarau da sanya firam ɗin jagora, tare da juzu'in gabaɗaya na ±0.1mm.

5.2 Tsarin Solder Pad da Aka Ba da Shawara

An ba da ƙirar ƙirar ƙasa don tabbatar da ingantaccen solder da ingantaccen aikin zafi. Ƙirar ta haɗa da kushin zafi na tsakiya don ingantaccen canja wurin zafi zuwa PCB. Ana ba da shawarar bin wannan tsari don hana kabari da tabbatar da daidaitawar da ta dace.

6. Jagororin Solder da Taro

LED ya dace da daidaitattun hanyoyin sake kunnawa na infrared. Matsakaicin zafin jiki na solder shine 260°C na tsawon lokacin da bai wuce dakika 30 ba, kamar yadda yake a cikin bayanin martaba na IPC/JEDEC J-STD-020. An rarraba shi azaman Matakin Hankali na Danshi (MSL) 2, ma'ana dole ne a gasa na'urar idan an fallasa shi ga iskar yanayi fiye da shekara guda kafin amfani. Dole ne a bi hanyoyin sarrafa ESD (Electrostatic Discharge) da suka dace, saboda an ƙididdige na'urar don ƙirar Jikin Mutum (HBM) na 2kV.

7. Bayanin Kunshin da Oda

Lambar sashi tana bin tsari na musamman:2020 - SR - 140 - D - M - AM.

• 2020: Dangin samfur (2.0mm x 2.0mm).
• SR: Launi (Super Red).
• 140: Gwajin Halin Yanzu a cikin mA.
• D: Nau'in Firam ɗin Jagora (Zinare tare da manne mai farin tunani).
• M: Matakin Hasken (Matsakaici).
• AM: Yana nuna aikace-aikacen Motoci.

8. Shawarwari na Aikace-aikace

8.1 Yanayin Aikace-aikace na Yau da Kullun

An tsara wannan LED musamman don hasken mota. Wannan ya haɗa da:

• Hasken Waje:Fitilun Tsayawa na Tsakiya Mai Tsayi (CHMSL), fitilun baya haɗin gwiwa (aikin tsayawa/wutsiya), fitilun alamar gefe.
• Hasken Ciki:Hasken baya na dashboard, hasken maɓalli, hasken yanayi.

8.2 Abubuwan Tunani na Ƙira

• Tukin Halin Yanzu:Yi amfani da direban halin yanzu na akai, ba tushen ƙarfin lantarki na akai ba, don tabbatar da ingantaccen fitar da haske da hana guduwar zafi. Matsakaicin wurin aiki da aka ba da shawarar shine 140mA.
• Gudanar da Zafi:Dole ne a tsara PCB don kawar da zafi yadda ya kamata. Yi amfani da ƙimar juriyar zafi da aka bayar (Rth JS) don ƙididdige hauhawar zafin haɗin gwiwa da ake tsammani bisa aikin zafin allon ku da yanayin yanayi. Ka kiyaye Tj ƙasa da 150°C.
• Na'urorin Gani:Kusurwar kallo na 120° ya dace da hasken yanki mai faɗi. Don hasken da aka mayar da hankali, ƙila ana buƙatar na'urorin gani na biyu (ruwan tabarau).
• Juriya ga Sulfur:Na'urar ta dace da Gwajin Sulfur Class A1, yana sa ta dace da yanayin da ke da gurɓataccen sulfur na yanayi.

9. Kwatancen Fasaha da Bambance-bambance

Idan aka kwatanta da daidaitattun LED ja, bambancin \"Super Red\" yana ba da ingantaccen haske (ƙarin lumens a kowace watt) da launin ja mai cikakken cikawa, mai zurfi (ƙananan tsawon zango mai rinjaye kusan 628nm idan aka kwatanta da ja na yau da kullun a 620-625nm ko amber-ja). Ingancin AEC-Q102, faɗaɗɗen kewayon zafin jiki (-40°C zuwa +125°C), da juriya ga sulfur sune manyan abubuwan banbance waɗanda ke tabbatar da amfani da shi a cikin aikace-aikacen mota da na kasuwanci. Amfani da firam ɗin jagora mai lulluɓe da zinariya (nau'in \"D\") yana haɓaka haske da dogon lokacin dogaro.

10. Tambayoyin da Ake Yawan Yi (FAQs)

Q: Shin zan iya tuƙa wannan LED a 250mA a ci gaba?

A: Kuna iya, amma kawai idan an kiyaye zafin jikin solder pad (Ts) a ko ƙasa da 25°C, kamar yadda yake a cikin lankwasa ragewa. A mafi yawan aikace-aikacen mota na zahiri tare da manyan yanayin yanayi, ci gaba da aiki a 250mA zai yiwu ya wuce iyakokin zafi. Shawarar halin yanzu na aiki shine 140mA.

Q: Menene bambanci tsakanin juriyar zafi na \"na gaske\" da na \"lantarki\"?

A: Ana auna juriyar zafi na lantarki (Rth JS el) ta amfani da ƙimar zafin jiki ta Vf na LED kanta a matsayin firikwensin. Ana auna juriyar zafi na gaske (Rth JS real) tare da firikwensin waje. Hanyar lantarki ta fi yawa ga LED. Takardar bayanin tana ba da duka biyun; don yawancin ƙididdigar zafi, amfani da ƙimar \"na gaske\" (23 K/W) ya fi riƙe.

Q: Ta yaya zan fassara binning na hasken haske don yin oda?

A: Lambar sashi tana ƙayyade matakin haske na Matsakaici (M). Don daidaita haske daidai a cikin aikace-aikace masu mahimmanci, ƙila kuna buƙatar ƙayyade takamaiman kwandon shara na haske (E6, F7, F8) tare da mai siyar da ku, saboda daidaitaccen matakin \"M\" ya ƙunshi kewayon.

11: Nazarin Shari'ar Ƙira da Amfani

Yanayi: Ƙirar CHMSL (Fitilar Tsayawa ta Tsakiya Mai Tsayi)

Mai ƙira yana buƙatar LED 15 don jerin CHMSL. Sun zaɓi 2020-SR140DM-AM saboda haskensa, launinsa, da matakin mota. Ta amfani da Vf na yau da kullun na 2.3V a 140mA, jimlar raguwar ƙarfin lantarki don jerin LED 15 zai zama 34.5V, yana buƙatar mai haɓakawa daga tsarin motar 12V. A madadin, za su iya amfani da layukan layi da aka tuƙa ta direban halin yanzu guda ɗaya tare da resistors raba halin yanzu, da hankali zaɓin LED daga kwandon shara Vf ɗaya (misali, 2022) don tabbatar da daidaiton haske. Tsarin PCB ya haɗa da sandar solder da aka ba da shawarar tare da babban zubar da tagulla da aka haɗa zuwa kushin zafi don nutsewar zafi. Ana gudanar da kwaikwayon zafi ta amfani da Rth JS na 23 K/W da tsammanin matsakaicin zafin yanayi a cikin taga na baya (misali, 85°C) don tabbatar da cewa zafin haɗin gwiwa ya kasance ƙasa da 110°C don dogon rayuwa.

12. Ka'idar Aiki

Wannan diode ne mai fitar da haske na semiconductor (LED). Lokacin da aka yi amfani da ƙarfin lantarki na gaba wanda ya wuce ƙarfin bandgap (kusan 2.3V), electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki na guntu semiconductor (yawanci bisa kayan AlInGaP don fitar da ja). Wannan tsarin sake haɗuwa yana sakin makamashi a cikin nau'in photons (haske). Takamaiman abun da ke cikin yadudduka na semiconductor yana ƙayyade tsawon zango (launi) na hasken da aka fitar. Ruwan tabarau na epoxy yana ɗauke da guntu, yana ba da kariya ta injiniya, da kuma siffanta fitar da haske don cimma kusurwar kallo na digiri 120.

13. Trends na Fasaha

Kasuwar LED ta mota tana ci gaba da haɓaka zuwa ingantaccen inganci (ƙarin lumens a kowace watt), yana ba da damar rage amfani da wutar lantarki da rage nauyin zafi. Hakanan akwai wani yanayi zuwa ƙananan ƙira (ƙananan ƙafafun 2020) don ƙirar haske mai sauƙi da haɗa guntu masu yawa (misali, RGB) cikin kunshin guda ɗaya don haske mai daidaitawa. Bugu da ƙari, ƙa'idodin ingantaccen dogaro da gwaji don sabbin abubuwan damuwa kamar hasken Laser a cikin yanayi mai wadatar LiDAR suna zama mahimmanci. Ƙaura zuwa daidaitattun hanyoyin sadarwa na dijital (misali, SPI, I2C) don sarrafa LED a cikin manyan fitilun gudu masu daidaitawa (ADB) wani muhimmin yanayi ne, ko da yake wannan sashi na musamman ya kasance na'urar analog, mai tuƙi na halin yanzu.