RGB SMD LED 3.7x3.5x2.8mm Cikakken Launi - Wutar Red 1.7-2.4V, Green/Blue 2.5-3.3V - Ƙarfin Wuta har zuwa 68mW kowanne Die - Bayanan Fasaha

1. Bayanin Samfurin

1.1 Bayani Gabaɗaya

RF-W1SA35IS-A40 LED RGB SMD ne cikakke wanda aka ƙera don ayyukan nuni da haske masu inganci. Yana da ƙaramin marufi mai girman 3.7mm x 3.5mm x 2.8mm tare da saman matte da ƙira mai bambanci. Na'urar ta haɗa guntuwar LED guda uku (Red, Green, Blue) a cikin marufi guda, tana ba da damar haɗa launi da yawa. LED yana da juriyar ruwa zuwa IPX6, yana sa ya dace da muhallin waje. Tare da faɗin kusurwar kallo na digiri 110 da ƙarfin haske mai girma, yana ba da ganuwa mai kyau daga kusurwoyi daban-daban. Samfurin ya bi ka'idodin RoHS kuma yana iya jure wa reflow soldering mara gubar, yana saduwa da ka'idodin muhalli na zamani.

1.2 Siffofi

• Faɗin kusurwar kallo mai yawa (110°).
• Ƙarfin haske mai girma tare da ƙarancin wutar lantarki.
• Aminci mai kyau da rayuwa mai tsawo.
• Juriyar ruwa zuwa matakin IPX6.
• Matakin hankali ga danshi: 5a (MSL 5a).
• Ya bi ka'idodin RoHS kuma ana iya amfani da reflow soldering mara gubar.
• Kammala fatar matte don inganta bambanci.
• Ƙirar buroshi na saman don babban bambanci.

1.3 Amfani

• Fuska masu nuna bidiyo cikakke na waje.
• Haskaka kayan ado na ciki da waje.
• Haskaka wuraren shakatawa da tsarin nishaɗi.
• Alamun launi na gabaɗaya da sa hannu.

2. Sigogi na Fasaha

2.1 Halayen Lantarki da Haske (a Ts=25°C)

Tebur da ke ƙasa ya taƙaita mahimman sigogin lantarki da haske na kowacce guntun launi. Matsakaicin wutar gaba (VF) na Red: 1.7V zuwa 2.4V, Green: 2.5V zuwa 3.3V, Blue: 2.5V zuwa 3.3V a IF=20mA. Matsakaicin tsawon raɗaɗi sune 617-628nm (Red), 520-545nm (Green), da 460-475nm (Blue) tare da matakan binning na 5nm don Red da 3nm don Green/Blue. Raɗaɗin bakan haske shine 24nm (Red), 38nm (Green), da 30nm (Blue). Matsakaicin ƙarfin haske (IV): Red mafi ƙarami 730mcd, yawanci 1100mcd, mafi girma 1600mcd; Green mafi ƙarami 1540mcd, yawanci 2300mcd, mafi girma 3450mcd; Blue mafi ƙarami 380mcd, yawanci 570mcd, mafi girma 850mcd. Rabon matakan binning na ƙarfin haske shine 1:1.3 ga dukkan launuka. Matsakaicin wutar baya (IR) shine mafi girma 6μA a VR=5V. Kusurwar kallo ita ce 110°.

2.2 Matsakaicin Ƙarfin Da Ake iya Amfani

Matsakaicin ƙarfin da ake iya amfani yana nuna iyakokin da za a iya lalata na'urar idan aka wuce. Wutar gaba: Red 25mA, Green/Blue 20mA. Wutar baya: 5V ga dukkan launuka. Matsakaicin zafin aiki: -30°C zuwa +85°C. Matsakaicin zafin ajiya: -40°C zuwa +100°C. Ƙarfin wutar lantarki: Red 60mW, Green/Blue 68mW. Mafi girman zafin junction (TJ): 115°C. Matsakaicin ƙarfin wutar lantarki (ESD) (HBM): 1000V. Dole ne a kula don tabbatar da cewa ƙarfin wutar bai wuce matsakaicin iyaka ba. Duk ma'auni ana yin su ne a cikin yanayi daidaitattun da masana'anta suka ƙayyade.

2.3 Tsarin Binning

Don tabbatar da daidaiton launi da daidaiton haske, kowacce guntun launi ana binning ta hanyar tsawon raɗaɗi, ƙarfin haske, da wutar gaba. Matsakaicin tsawon raɗaɗi na Red shine 5nm, na Green/Blue shine 3nm. Ƙarfin haske ana haɗa shi da rabo 1:1.3 kowacce bin. Hakanan ana samar da matakan wutar gaba na kowacce launi. Waɗannan bins ana yi musu alama a kan lakabin samfurin kuma suna ba abokan ciniki damar zaɓar LED masu ƙarancin haƙuri don nuni masu daidaitattu.

3. Lanƙwasa Ayyuka

3.1 Wutar Gaba da Wutar Gaba

Lanƙwasa (Hoto 1-6) tana nuna alaƙa tsakanin wutar gaba da wutar gaba na launuka uku. Yayin da wutar gaba ta ƙaru daga 1.5V zuwa 3.5V, wutar gaba tana ƙaruwa cikin sauƙi, tare da Red yana nuna ƙaramin wutar a daidai wutar idan aka kwatanta da Green da Blue. Wannan yana taimakawa wajen ƙira da'irori masu hana wutar da suka dace.

3.2 Wutar Gaba da Ƙarfin Haske na Dangi

Hoto 1-7 yana nuna cewa ƙarfin haske na dangi yana ƙaruwa da wutar gaba. A 25mA, ƙarfin haske na dangi ya kai kusan 250% na Red, 200% na Green, da 180% na Blue idan aka kwatanta da ma'ana. Halayen mizani har zuwa kusan 20mA yana nuna inganci mafi kyau; bayan haka, tasirin zafin jiki na iya rage kiyaye haske.

3.3 Ƙarfin Haske da Zafin Muhalli

Hoto 1-8 yana nuna cewa ƙarfin haske yana raguwa yayin da zafin muhalli ya ƙaru. A 100°C, ƙarfin haske na dangi ya faɗi zuwa kusan 80% na darajar a 25°C. Gudanar da zafin jiki yana da mahimmanci don kiyaye haske a cikin yanayin zafi mai yawa.

3.4 Zafin Solder da Rage Wutar Gaba

Hoto 1-9 yana ba da lanƙwasa rage wutar gaba bisa zafin wurin solder (Ts). Misali, a Ts=85°C, dole ne a rage mafi girman wutar gaba zuwa kusan 10mA na Green da Blue, da 15mA na Red. Wannan yana tabbatar da cewa zafin junction ya kasance cikin iyakoki masu aminci.

3.5 Rarraba Bakan Haske

Hoto 1-10 yana nuna ƙayyadaddun bakan haske na Red, Green, da Blue. Ƙarfin Red yana kusa da 620-625nm, Green kusa da 530nm, da Blue kusa da 465nm. Ƙarancin faɗin bakan yana ba da damar launi mai kyau da haɗuwa.

3.6 Tsarin Rarraba Haske (Directivity)

Hoto 1-11 da 1-12 suna nuna rarraba haske a kusurwoyi daban-daban a X-X da Y-Y. Ƙarfin haske ya kasance sama da 50% a ±60°, yana tabbatar da faɗin kusurwar kallo 110°. Wannan ya sa LED ya dace da nuni na wurare masu faɗi inda ake buƙatar daidaito.

4. Girman Injiniya da Marufi

4.1 Girman Marufi

Tsarin marufi shine 3.7mm x 3.5mm x 2.8mm (LxWxH). Duban sama yana nuna tsarin fil 6 tare da anot/cathode na kowacce launi: 1R+, 2R-, 3G+, 4G-, 5B+, 6B-. Alamar fil tana nuna polarity. Duban ƙasa yana nuna wuraren solder. Ana samar da tsarin solder da aka ba da shawara (Hoto 1-5) don tabbatar da ingantaccen zafin jiki da ƙarfin injiniya. Marufi ya haɗa da Layer na cike da manne (Hoto 1-6) don ƙarin kariya. Duk girman a cikin millimeters tare da haƙuri ±0.1mm sai dai in an lura.

4.2 Girman Tef ɗin Daukar Kaya da Reel

LED ana marufi a cikin tef ɗin daukar kaya tare da matsayi da ya dace da pick-and-place na atomatik. Girman reel: A=400.2mm, B=100.0mm, C=14.3mm, D=2.6mm, E=16.4mm, F=12.7mm. Faɗin tef ɗin daukar kaya yawanci 16mm. Haƙuri ±0.1mm sai dai in an lura. Kowacce reel tana ɗauke da 4000.

4.3 Bayanin Lakabi

Lakabin ya haɗa da lambar sashi, lambar layin, lambobin binning na ƙarfin haske (IV), wutar gaba (VF), tsawon raɗaɗi (Wd), wutar gaba (IF), da adadi (QTY). Ana kuma nuna kwanan wata na kerawa. Wannan bayani yana da mahimmanci don gano asali da tabbatar da daidaitattun bins a cikin haɗuwa.

4.4 Marufi Mai Hana Danshi

LED ana jigilar su ne a cikin jakunkunan aluminum masu hana lantarki da danshi tare da busasshiyar kaya da katin nuna danshi. Wannan yana kare na'urori masu hankali na MSL 5a yayin ajiya da jigilar kaya. Jakar tana rufe da iska don kiyaye ƙarancin danshi a ciki.

5. Jagororin Solder

5.1 Tsarin Reflow Soldering

Ana ba da shawarar daidaitaccen tsarin reflow mara gubar. Muhimman sigogi: matsakaicin hawan tashi ≤4°C/s, zafi na farko daga 150°C zuwa 200°C na 60-120s, lokaci sama da 217°C (TL) ≤60s, mafi girman zafin jiki (TP) ≤245°C na ≤10s, da lokaci a cikin 5°C na mafi girman zafin ≤30s. Sautin sanyaya ≤6°C/s. Duk lokaci daga 25°C zuwa mafi girman zafin ≤8 mintuna. Ana ba da izinin sake zagayowar reflow guda ɗaya kawai. Ana ba da shawarar reflow nitrogen don hana oxidation da kiyaye aikin gani. Ana ba da shawarar yin amfani da manna solder na matsakaicin zafin jiki.

5.2 Solder da Hannu da Gyara

Idan ana buƙatar solder da hannu, yi amfani da abin solder da aka saita ƙasa da 300°C kuma a kiyaye lokacin taɓawa ƙasa da sakan 3. Ana ba da izinin aikin solder hannu guda ɗaya kawai. Ba a ba da shawarar gyara bayan solder ba; idan ba za a iya kaucewa ba, yi amfani da abin solder mai kai biyu kuma a tabbatar da tasirin LED kafin a yi.

5.3 Tsaftacewa

Kada a yi amfani da ruwa, benzene, ko thinner don tsaftacewa. Ana ba da shawarar Isopropyl alcohol (IPA). Idan aka yi amfani da wasu sauran ruwa, a tabbatar ba su lalata marufin LED ba. A guji ruwan ion mai ɗauke da sinadarin chlorine ko sulfur, domin suna iya haifar da lalacewa.

6. Kariya Yayin Mu'amala

6.1 Yanayin Ajiya

Marufi mai hana danshi yana aiki na tsawon watanni 6 idan an adana shi ƙarƙashin 30°C da 60% RH. Kafin buɗewa, a duba aikin iska; idan an samu, a gasa samfurin kafin amfani. Bayan buɗewa, a yi amfani da shi a cikin sa'o'i 12 ƙarƙashin 30°C/60% RH. Abubuwan da ba a yi amfani da su ba dole ne a adana su ƙarƙashin 30°C/10% RH kuma a gasa su kafin amfani na gaba (65±5°C na sa'o'i 24). Bukatun gasa ya dogara da kwanan wata na kerawa da yanayin danshi kamar yadda tebur ya bayyana.

6.2 Kariya daga Wutar Lantarki (ESD)

Duk kayan aikin da ke mu'amala da LED dole ne a kafa su da ƙasa. Yi amfani da madauri na wuyan hannu masu hana ESD, pad, tufafi, safofin hannu, da kwantena. LED da suka lalace na iya nuna ƙarancin wutar gaba ko rashin haske a ƙaramin wutar.

6.3 Kariya daga Wutar Baya

Wutar baya na LED na yau da kullun yana da ƙanƙanta, amma sake yin amfani da wutar baya sama da 5V na iya haifar da lalacewa da ƙara wutar baya, yana shafar darajar nuna launi. Tsara da'irori don tabbatar da cewa wutar baya bai taɓa wuce 5V ba.

6.4 Zafin Aiki Mai Aminci

Zafin saman LED ya kamata ya kasance ƙasa da 55°C, kuma zafin jagorar ya kamata ya kasance ƙasa da 75°C yayin aiki. Gudanar da zafin jiki da ya dace tare da isasshen filin jan ƙarfe na PCB da tazara yana da mahimmanci don kiyaye zafin junction ƙasa da mafi girma 115°C. Dole ne a rage wutar gaba bisa zafin muhalli.

6.5 Jagororin Ƙira da Amfani

• Wutar gaba a kowacce guntu bai kamata ta wuce matsakaicin iyaka ba.
• Ana ba da shawarar tuƙi mai tsayayyen wutar ga kowacce launi.
• Dole ne a kiyaye jimlar ƙarfin wutar lantarki a cikin iyakoki lokacin da aka kunna dice da yawa.
• A guji wutar baya; a tabbatar an kashe wutar lokacin da ba a amfani da ita. Don ajiya na dogon lokaci, a bushe kafin sake amfani.
• A cikin tuƙi na matrix, a tabbatar cewa wutar baya bai wuce ƙima ba. A kare daga walƙiyar tsawa.
• A tsufa da nuni bayan haɗuwa don gano lahani, ta amfani da matakan wutar da suka dace da muhalli mara tururi.
• Don muhallin ƙalubale (danshi mai yawa, gishiri, sulfide), a ba da ƙarin kariya.
• Lokacin kunna wutar na farko bayan shigarwa, a yi amfani da 20% na wutar na tsawon lokaci don rage danshi.
• Don nuni na haya, yi amfani da bins da suka dace don daidaiton launi da haske. Lokacin jigilar kaya, yi amfani da marufi mai hana danshi kuma a kare LED a jiki.

6.6 Sauran Bayanan Mu'amala

Kada a taɓa saman epoxy kai tsaye; a riƙe ta gefe da gefe tare da tweezers. A guji taɓawa da hannu don hana gurɓatawa. Kada a jera PCBs da aka haɗa don guji lalacewar resin da wayoyi. A duba cikakken littafin amfani na masana'anta don ƙarin kariya.

6.7 Sanarwa

Wannan ƙayyadaddun ana bayar da shi cikin Turanci da Sinanci; sigar Sinanci ita ce mai iko. Masana'anta na da hakkin canza ƙayyadaddun ba tare da sanarwa ba. Ingantacciyar ƙayyadaddun ita ce wacce aka sanya hannu ta bangarorin biyu kafin samarwa da yawa.

7. Gwajin Aminci

7.1 Abubuwan Gwaji da Yanayi

LED yana fuskantar gwaje-gwaje daban-daban na aminci bisa ga ka'idojin JEDEC da JEITA. Gwajin sun haɗa da juriyar zafin solder (mafi girman zafin 260°C, sau 3), girgizar zafin jiki (-40°C zuwa +100°C, 500 zagaye), juriyar danshi (85°C/85%RH + 3 reflow), ajiya a zafin jiki mai yawa (100°C na awa 1000), ajiya a zafin jiki mai ƙanƙanta (-40°C na awa 1000), rayuwar aiki a zafin daki (25°C, 20mA na awa 1000), rayuwar aiki a zafin jiki mai yawa da danshi (85°C/85%RH, 10mA na awa 500), ajiya a zafin jiki da danshi (85°C/85%RH na awa 1000), da rayuwar aiki a zafin jiki mai ƙanƙanta (-40°C, 20mA na awa 1000). Girman samfurin shine 22 tare da ƙa'idodin karɓa na 0/1 lahani.

7.2 Ma'aunin Lalacewa

Ma'aunin hukunci: Canjin wutar gaba ≤10%, wutar baya ≤10μA a 5V, raguwar ƙarfin haske matsakaici ≤30%, kuma babu lahani na injiniya kamar tsaga, rarrabuwa, ko mutuwar haske. Gwajin aminci ana gudanar da su ne akan LED guda/tsiri a ƙarƙashin ingantaccen zafin jiki; yanayin amfani na ainihi na iya shafar rayuwa.

8. Bayanin oda

Rukunin marufi na yau da kullun shine reel na 4000. Samfurin ana bayar da shi tare da lakabin da ke nuna lambar sashi, lambar layin, lambobin binning, da adadi. Don oda, abokan ciniki dole ne su ƙayyade tsawon raɗaɗi, ƙarfin haske, da bins na wutar da ake so. A tuntuɓi mai bayarwa don samun takamaiman bins.

9. Shawarwarin Aikace-aikace

9.1 Ƙirar Da'irar Tuƙi

Yi amfani da tuƙi masu tsayayyen wutar ga kowacce tashar launi don kiyaye daidaiton haske da haɗa launi. Bambancin wutar gaba tsakanin bins ya kamata a yi la'akari da shi yayin ƙira wutar da ta dace da tuƙi. Ana iya amfani da resistors a jere ko masu daidaita wutar don ƙananan batches, amma PWM dimming tare da tsayayyen wutar yafi dacewa don manyan nuni don guji canjin launi.

9.2 Gudanar da Zafin Jiki

Tunda mafi girman zafin junction shine 115°C, ana buƙatar ingantaccen zafin jiki ta hanyar filayen jan ƙarfe na PCB da hanyoyin zafin jiki. Don ƙananan pixel pitch, a yi la'akari da ƙara tazara ko amfani da iska mai karfi. A rage wutar tuƙi bisa ga lanƙwasa rage zafin solder (Hoto 1-9) don guji zafi mai yawa.

9.3 Haɗa Launi da Gyara

Don samun daidaiton farin launi, a gyara ƙimar PWM na tashoshi RGB ta amfani da colorimeter. Ƙarancin faɗin bakan (musamman Red da Blue) yana ba da faɗin nau'in launi, amma bambancin binning yana buƙatar ramawa. Yi amfani da lambobin binning daga lakabin don raba LED zuwa rukunoni masu haƙuri.

9.4 La'akari da Muhalli

Ƙimar IPX6 tana ba da damar amfani a waje cikin ruwan sama, amma ɗaukar danshi mai tsawo, gishiri, ko iskar gas masu lalata (misali hydrogen sulfide) na iya rage aiki. A ba da murfin conformal ko rufewa don kayan waje. A cikin yankunan bakin teku, a yi amfani da ƙarin matakan kariya.