Jan LED 3030 - Girma 3.0x3.0x0.55mm - Wutar 2.0-2.6V - Iko 520mW - Takardar Fasaha ta Turanci

1. Bayanin Samfurin

1.1 Bayani na Gabaɗaya

Wannan LED ja an yi shi ta hanyar amfani da fasahar AlGaInP a kan wani abin haɗi, yana ba da inganci da haske mai yawa. Kunshin shine nau'in EMC mai girman 3.0 mm x 3.0 mm x 0.55 mm, yana ba da damar ƙirar ƙarami da aikin zafi mai kyau. Na'urar an tsara ta don amfani da mota kuma ta dace da ka'idojin amincin AEC-Q102.

1.2 Siffofi

• Kunshin EMC don aiki mai ƙarfi
• Kusurwar kallo mai faɗi sosai na digiri 120
• Ya dace da duk haɗa SMT da hanyoyin walda
• Ana samunsa a kan tef da juzu'i don sanyawa ta atomatik
• Matsayin ƙarancin danshi: Mataki na 2
• Ya bi ka'idar RoHS
• Ya cancanta bisa ga AEC-Q102 don matakin mota

1.3 Aikace-aikace

LED ɗin an yi nufin shi don haskaka mota, na ciki da waje. Misalai sun haɗa da alamun dashboard, fitilun taswira, fitilun birki, alamun juyawa, da hasken yanayi.

2. Fahimtar Ma'auni na Fasaha

2.1 Halayen Lantarki da Haske

A matsayin gwajin wutar lantarki na 150 mA da zafin walda na 25°C, wutar gaba (VF) tana tsakanin 2.0 V zuwa 2.6 V, ba a bayyana ƙimar al'ada ba saboda rarrabuwa. Wutar baya (IR) a 5 V bai wuce 10 µA ba. Hasken haske (Φ) yana tsakanin 17.7 lm zuwa 24.2 lm. Tsawon igiyar ruwa mai rinjaye (λD) yana tsakanin 627.5 nm da 635 nm, alamar haske ja. Kusurwar kallo (2θ1/2) digiri 120 ne, yana ba da faɗin haske. Juriya mai zafi daga haɗin gwiwa zuwa walda (Rth JS na gaske) yawanci 40 °C/W ne, mafi girma 55 °C/W; juriyar zafi ta lantarki yawanci 23 °C/W, mafi girma 31 °C/W.

2.2 Matsayin Iyaka na Cikakke

Matsayin iyaka na cikakke a zafin walda 25°C: wutar lantarki (PD) 520 mW, wutar gaba (IF) 200 mA, wutar gaba mafi girma (IFP) 350 mA (10% na aikin sake zagayowa, faɗin bugun jini 10 ms), wutar baya (VR) 5 V, ESD (HBM) 2000 V, kewayon zafin aiki -40°C zuwa +125°C, zafin ajiya -40°C zuwa +125°C, zafin haɗin gwiwa (TJ) 150°C. Yana da mahimmanci kar a taɓa wuce waɗannan iyakoki don hana lalacewa.

2.3 Halayen Zafi

Juriya mai zafi shine ma'auni mai mahimmanci don amincin LED. Juriya mai zafi na gaske (Rth JS na gaske) yana ɗaukar hanyoyin daɗaɗɗen zafi da na convective. Juriya mai zafi ta lantarki (Rth JS el) an samo ta daga ma'aunin lantarki. Ana buƙatar cire zafi mai kyau don kiyaye zafin haɗin gwiwa ƙasa da iyaka. Ƙimar ingancin juyar da haske-lantarki a 25°C a yanayin bugun jini shine 45%.

3. Tsarin Rarrabuwa

3.1 Rarrabuwar Wutar Gaba

A 150 mA, wutar gaba an raba shi kamar haka: C0: 2.0-2.2 V, D0: 2.2-2.4 V, E0: 2.4-2.6 V.

3.2 Rarrabuwar Hasken Haske

Rarrabuwar hasken haske: JB: 17.7-19.6 lm, KA: 19.6-21.8 lm, KB: 21.8-24.2 lm.

3.3 Rarrabuwar Tsawon Igiyar Ruwa Mai Rinjaye

Rarrabuwar tsawon igiyar ruwa mai rinjaye: F2: 627.5-630 nm, G1: 630-632.5 nm, G2: 632.5-635 nm.

4. Binciken Dabarar Aiki

4.1 Wutar Gaba da Wutar Gaba

Dabarar I-V tana nuna alaƙar tashin hankali ta al'ada. A ƙaramin wutar (30 mA), wutar tana kusan 1.9 V; a 200 mA, wutar tana kai kusan 2.6 V. Wannan dabarar tana da mahimmanci don tsara da'irar tuki.

4.2 Wutar Gaba da Hasken Haske Mai Dangi

Hasken haske mai dangi yana ƙaruwa da wutar gaba kusan layi har zuwa 150 mA, sannan ya fara cikawa. A 200 mA, haske mai dangi ya fi na 100 mA kusan 80% girma. Wannan yana nuna raguwa a babban wutar.

4.3 Zafin Haɗin Gwiwa da Hasken Haske Mai Dangi

Yayin da zafin haɗin gwiwa ke ƙaruwa, hasken haske mai dangi yana raguwa. A 125°C, haske shine kusan 60% na ƙimar a 25°C. Wannan raguwar zafi dole ne a yi la'akari da shi a cikin ƙirar zafi.

4.4 Zafin Walda da Wutar Gaba

Wannan dabarar tana nuna mafi girman wutar gaba da aka yarda da shi dangane da zafin walda. A 25°C, wutar na iya zama 200 mA; a 125°C, dole ne a rage shi zuwa kusan 50 mA don kauce wa zafi mai yawa.

4.5 Canjin Wutar da Zafin Haɗin Gwiwa

Wutar gaba tana raguwa tare da ƙaruwar zafi, kusan -2 mV/°C. A 150°C, VF tana raguwa da kusan 0.3 V dangane da 25°C.

4.6 Zane na Rada

Tsarin rada yana nuna rarraba mai faɗi, kamar Lambertian tare da mafi girman ƙarfi a digiri 0 da rabin ƙarfi a ±60 digiri, yana tabbatar da kusurwar kallo ta digiri 120.

4.7 Canjin Tsawon Igiyar Ruwa Mai Rinjaye da Zafin Haɗin Gwiwa

Tsawon igiyar ruwa mai rinjaye yana canjawa kaɗan tare da zafi, kusan +0.03 nm/°C, yana haifar da ƙaramin canji ja a yanayin zafi mafi girma.

4.8 Rarraba Bakan

Bakan yana kololuwa a kusa da 630 nm tare da cikakken faɗi a rabin mafi girma (FWHM) na kusan 20 nm. Fitar iska tana kunkuntar, tana ba da gudummawa ga tsaftar launi mai girma.

5. Bayanin Injiniya da Kunshin

5.1 Girman Kunshin

Siffar kunshin: 3.00 mm x 3.00 mm x 0.55 mm. Haƙuri shine ±0.2 mm sai dai in an nuna. Zane-zane dalla-dalla sun nuna kallon saman tare da alamomin cathode da anode, kallon gefe yana nuna tsayi, da kallon ƙasa tare da shimfidar pad.

5.2 Tsarin Walda

Girman tsarin walda da aka ba da shawarar: girman pad 0.65 mm x 1.55 mm, tazara 2.30 mm, tare da faɗin tsarin gabaɗaya 2.40 mm. Daidaitawar da ta dace tana tabbatar da ingantaccen haɗin walda.

5.3 Matsayi

Ana nuna matsayi ta alama akan kunshin. Ana yawan alamar cathode da katse ko digo. Tabbatar da daidaitaccen alkibla yayin haɗawa.

5.4 Girman Tef na Kaya

Faɗin tef na kaya shine 8.00 mm, tare da tazarar aljihu na 4.00 mm. Abubuwan haɗin suna kan alkibla da matsayi yana fuskantar wata hanya ta musamman. Haƙuri shine ±0.1 mm.

5.5 Girman Juzu'i

Diamita na juzu'i 180 mm, diamita na cibiya 60 mm, faɗi 12 mm. Kowane juzu'i yana ƙunshe da guda 4000.

5.6 Ƙayyadaddun Lakabin

Lakabin ya haɗa da lambar sashi, lambar ƙayyadaddun, lambar lot, lambar rarrabuwa, hasken haske, rarrabuwar launi, wutar gaba, tsawon igiyar ruwa, adadi, da lambar kwanan wata.

5.7 Kunshin Mai Hana Danshi

Ana tattara LEDs a cikin jaka mai kare danshi tare da bushewa da katin nuna zafi. Bayan buɗewa, yi amfani da shi cikin sa'o'i 24 ko gasa a 60°C na sa'o'i 24.

6. Jagororin Walda da Haɗawa

6.1 Bayanin Walda ta SMT (Reflow)

Bayanan walda mara gubar da aka ba da shawarar: ƙimar hawa sama mafi girma 3°C/s, preheat daga 150°C zuwa 200°C na daƙiƙa 60-120, lokaci sama da 217°C mafi girma daƙiƙa 60, zafin kololuwa 260°C na mafi girma daƙiƙa 10, ƙimar sanyaya mafi girma 6°C/s. Jimlar lokaci daga 25°C zuwa kololuwa bai wuce minti 8 ba. Kar a sake yin reflow fiye da sau biyu, kuma kiyaye ƙasa da sa'o'i 24 tsakanin reflows.

6.2 Gyara

Ba a ba da shawarar gyara bayan walda ba. Idan ya zama dole, yi amfani da ƙarfen walda mai kai biyu. Gwada don tabbatar da cewa babu lalacewa ga halayen LED.

6.3 Hattara

• Kayan rufewar silicone yana da laushi; guje wa matsa lamba a saman saman yayin riƙewa da ɗauka da sanyawa.
• Kar a ɗora a kan PCB da ya karkata ko kuma tanƙwara PCB bayan walda.
• Guje wa damuwa na inji ko girgiza yayin sanyaya.
• Kar a yi sanyayen na'urar da sauri bayan reflow.

7. Bayanin Kunshin da Oda

7.1 Adadin Kunshin

Kunshin na yau da kullun shine guda 4000 a kowace juzu'i. Ana tattara manyan oda a cikin akwatunan kwali da ke ɗauke da juzu'i da yawa.

7.2 Lambar Oda

Lambar sashi tana ɓoye jerin samfur, kunshin, da zaɓuɓɓukan rarrabuwa. Abokan ciniki na iya ƙayyade rarrabuwar da ake so don wutar gaba, hasken haske, da tsawon igiyar ruwa don saduwa da buƙatun aikace-aikace.

8. Shawarwarin Aikace-aikace

8.1 Aikace-aikace na Yau da Kullun

LED ɗin yana da kyau don haskaka mota na ciki kamar fitilun dom, fitilun karatu, da hasken yanayi, da kuma hasken waje kamar fitilun wutsiya, alamun juyawa, da fitilun birki. Faɗin kusurwar kallonsa da babban haske ya dace da alamomi da hasken ado.

8.2 La'akari da Zane

• Gudanar da zafi: Yi amfani da isasshen yanki na jan ƙarfe na PCB da hanyoyin zafi don kiyaye zafin haɗin gwiwa ƙasa da 150°C.
• Daidaita wutar: Yi amfani da direban wutar akai-akai tare da resistor a jere ko IC direban LED don guje wa wuce gona da iri.
• Kariyar ESD: Aiwatar da na'urorin kariyar ESD idan ana aiki a wuraren da ake yawan ESD.
• Dacewa da kayan: Guji kayan da ke ɗauke da sulfur (>100 ppm), bromine (>900 ppm), chlorine (>900 ppm), ko jimlar halogens (>1500 ppm) kusa da LED, domin suna iya haifar da lalacewa ko canjin launi.
• Fitar iska: Kar a yi amfani da manne da ke fitar da mahaɗan ƙwayoyin halitta masu canzawa (VOCs) waɗanda zasu iya shiga cikin ruwan tabarau na silicone.

9. Kwatanta Fasaha (Na zaɓi)

Idan aka kwatanta da LEDs na filastik na yau da kullun, wannan kunshin EMC yana ba da ingantaccen tafiyar zafi, ƙaramin girma, da dacewa da walda ta reflow. Faɗin kusurwar kallo ta digiri 120 ta fi yawancin SMD LEDs na yau da kullun (yawanci digiri 110). Cancantar AEC-Q102 tana ba da tabbaci ga yanayin mota masu wahala inda zafi da girgiza suke da yawa.

10. Tambayoyi da Yawaita

1. Tamb: Menene mafi girman wutar wannan LED? Ams: Mafi girman wutar gaba na cikakke shine 200 mA DC, ko 350 mA a bugun jini (10% na aiki, 10 ms).
2. Tamb: Ana iya amfani da shi a wurare masu zafi? Ams: Kewayon zafin aiki -40°C zuwa +125°C, amma rage wutar yana da mahimmanci a yanayin zafi mai yawa (duba dabarar rage wutar).
3. Tamb: Menene yanayin ajiya? Ams: Ajiye a cikin jakar da aka rufe ta asali a ≤30°C da ≤75% RH har tsawon shekara 1; bayan buɗewa, yi amfani da shi cikin sa'o'i 24 ko gasa a 60°C.
4. Tamb: Sau nawa za a iya yin walda ta reflow? Ams: Ba fiye da sau biyu ba, tare da tazara
5. Tamb: Shin ya dace da amfani a waje? Ams: Ee, tare da rufewar da ta dace, amma tabbatar ba a fallasa shi ga sinadarai masu tsauri ko UV ba tare da kariya ba.

11. Misalai na Aiki

A aikace-aikacen fitilar birki na mota, tsari na LEDs 6-8 a jere na iya samar da sama da lumens 100, yana cika buƙatun haske na tsari. Tare da ingantaccen gudanar da zafi, LEDs suna kiyaye fitowar haske mai tsayayye tsawon rayuwar abin hawa. Wani misali shine hasken yanayi na ciki inda faɗin kusurwar kallo ke tabbatar da haske iri ɗaya a cikin dakin.

12. Gabatarwar Ka'ida

LED ja na AlGaInP yana aiki ta hanyar sake haɗuwa da electron-hole a cikin kayan aiki na semiconductor. Tsarin kayan yana ba da damar daidaita bandgap don fitar da haske ja (kusan 630 nm). Kunshin EMC yana kare chip yayin da yake ba da ruwan tabarau na gani don fitar da haske. Na'urar tana nuna babban ingancin quantum saboda bandgap kai tsaye.

13. Hanyoyin Ci Gaba

Hanyar haskaka mota tana zuwa ga LEDs ƙanana, masu inganci, da amintattu. Kunshin EMC suna zama na yau da kullun saboda ƙarfinsu. Hakanan akwai yunkuri zuwa mafi girman haske kowane chip don rage adadin LEDs da ake buƙata. Bugu da ƙari, na'urorin photonic da aka haɗa da haske mai hankali tare da ikon sadarwa suna fitowa.