Bayanin RGBW LED 3.5x3.7x2.6mm - Ƙarfin Gaba 1.7-3.4V - Wutar 60-68mW - Launi Cikakke Mai Kare Bishiyar

1. Bayanin Samfur

Wannan LED RGBW wani na'ura ne mai kumburi da aka haɗe da chips LED guda huɗu (Ja, Kore, Shudi, da Fari) a cikin guda guda mai auna 3.5mm x 3.7mm x 2.6mm. An tsara shi don aikace-aikacen cikakken launi mai aiki sosai, yana ba da kusurwar kallo mai faɗi na digiri 110 kuma an ƙididdige shi da IPX6 mai kare ruwa, yana dacewa da wurare na ciki da waje. Fuskar matte tana rage haske, kuma kayan aikin ya cika RoHS kuma ana iya sayar da shi ba tare da gubar ba. Tare da matakin 5a na hankali na danshi, ana buƙatar kulawa da ajiya daidai don tabbatar da aminci.

2. Abubuwa da Fa'idodi

• Kusurwar kallo mai faɗi sosai (110°).
• Ƙarfin haske mai girma tare da ɗanɗano mai ƙarancin wutar lantarki.
• Kare ruwa zuwa ma'aunin IPX6.
• Matakin hankali na danshi 5a.
• Ya cika RoHS kuma ya dace da sakewar ba tare da gubar ba.
• Fuskar matte don rage haske.
• Guda guda mai tashoshi masu launi guda huɗu (R, G, B, W).

3. Aikace-aikace

• Nunin bidiyo na cikakken launi na waje.
• Hasken ado na ciki da waje.
• Hasken wuraren shakatawa da nunin.
• Alamomi da hasken gine-gine.

4. Halayen Lantarki da Hasken Gani

Duk ma'auni an ɗauka a yanayin zafin 25°C (Ts=25°C) sai dai idan an lura. Teburan da ke gaba suna taƙaita mahimman halayen lantarki da na gani ga kowane chip.

4.1 Ƙarfin Gaba (VF)

4.2 Tsawon Zango na Dominant (λD) da Ƙarfin Haske (IV)

An gwada a IF=20mA ga kowane chip. Ginshin tsawon zango na 5nm (Ja) ko 4nm (Kore/Shudi). Ana bayyana Fari ta hanyar ginshin zafin launi (CCT) (50A, 50B, 50C). An ware ƙarfin haske tare da rabo 1:1.4.

4.3 Faɗin Tsarin Haske da Kusurwar Kallo

Faɗin rabin tsarin haske (Δλ) na Ja shine 24nm, Kore shine 38nm, Shudi shine 30nm. Kusurwar kallo (2θ1/2) shine digiri 110 ga duk launuka.

5. Matsakaicin Matsayin Ƙarfi

Matsakaicin wuce gona da iyaka na iya haifar da lalacewa ta dindindin. Bayyana ga matsanancin matsayi na dogon lokaci na iya shafar amincin na'urar.

6. Tsarin Warewa

Ana ware samfura cikin ginshiƙai don ƙarfin haske, tsawon zango mai rinjaye (ko CCT na fari), da ƙarfin gaba. Rabon ƙarfi a cikin ginshiƙi shine 1:1.4. Ginshin tsawon zango na Ja matakai 5nm; Kore da Shudi matakai 4nm. Ana ware Fari ta hanyar CIE color coordinates (50A, 50B, 50C). Ana bayyana ginshin ƙarfin gaba ga kowane chip amma ba a lissafa su a fili ba; rarraba na yau da kullun yana bin matsakaicin iyaka da ke sama. Duk ma'auni suna da haƙuri: VF ±0.1V, tsawon zango ±1nm, ƙarfi ±10%, color coordinates ±0.01.

7. Lamunan Halayen Haske na Yau da Kullun

7.1 Ƙarfin Gaba vs. Guduwar Gaba

Ƙarfin gaba yana ƙaruwa tare da guduwar gaba. A ƙananan gudu (ƙasa da 10mA), ƙarfin yana tashi da sauri; sama da 20mA, layin ya zama mafi mizani. Chip ja yana da mafi ƙarancin ƙarfin gaba; kore, shudi, da fari suna kama da juna amma mafi girma.

7.2 Guduwar Gaba vs. Ƙarfin Dangi

Ƙarfin haske na dangi yana ƙaruwa da yawa tare da guduwar gaba. A 20mA, ana daidaita ƙarfin zuwa 100%. Don aiki lafiya, kar a wuce matsakaicin matsakaicin gudu.

7.3 Ƙarfin Haske vs. Zazzabi na Yanayi

Ƙarfi yana raguwa yayin da zazzabi ya tashi. A 70°C, ƙarfin dangi ya faɗi zuwa kusan 80% na ƙima a 25°C. Gudanar da zafin jiki yana da mahimmanci don kiyaye haske da tsawon rai.

7.4 Zazzabi na Siya vs. Guduwar Gaba

Don guje wa lalacewar zafi, dole ne a rage matsakaicin guduwar gaba yayin da zazzabin wurin siya ya tashi. A 100°C, an rage gudun da aka yarda zuwa kusa da sifili.

7.5 Rarraba Tsarin Haske

Layukan tsarin haske suna nuna kololuwa masu kunkuntar ga ja (617-628nm), kore (520-545nm), da shudi (460-475nm). LED fari yana da tsarin haske mai faɗi wanda ya rufe kewayon bayyane, tare da ginshin zafin launi kusan 4000K da 5000K.

7.6 Tsarin Hasken Rarraba

Tsarin haske kusan Lambertian ne, tare da mafi girman ƙarfi a 0° da rabin ƙarfi a ±55°. Wannan rarraba mai faɗi ya dace da haske iri ɗaya a kan manyan wurare.

8. Bayanin Injiniya da Marufi

8.1 Girman Marufi

Marufin LED yana 3.5mm x 3.7mm x 2.6mm (tsawo x faɗi x tsawo). An yi alama Pin 1 da digo. Ƙarƙashin gani yana nuna faifan siya 8: pins 1 (B-), 2 (R-), 3 (G-), 4 (W-), 5 (R+), 6 (G+), 7 (B+), 8 (W+). Alamar polarity ana nuna ta da alamun + da - a ƙasa. An yi amfani da ciko manne don kariya. Ana samar da tsarin siya (tsarin ƙasar PCB) a cikin bayanin tare da ma'auni a milimita, haƙuri ±0.1mm.

8.2 Tape da Reel

Ana sayar da samfura a cikin tape (4,000 guda a kowace reel). Reel yana da ma'auni: diamita na waje (A) 400±2mm, diamita na ciki (B) 100.0±0.4mm, faɗin hub (C) 14.3±0.3mm, faɗin tape (D) 2.6±0.2mm, tazara (E) 16.4±0.3mm, diamita ramin sprocket (F) 12.7±0.8/-0.3mm. Kauri na tape shine 1.9mm (T).

8.3 Bayanin Label

Ana yiwa kowace reel lakabi da lambar sashi, lambar lot (ciki har da na'urar marufi, lambar serial, lambar bin, adadin a dubu), ginshiƙin ƙarfin haske (IV), ginshiƙin ƙarfin gaba (VF), ginshiƙin tsawon zango (Wd), guduwar gaba (IF), adadi (QTY), da kwanan wata (DATE).

8.4 Marufi Mai Kare Danshi

Ana sanya reel a cikin jakar aluminum mai hana lantarki da danshi tare da desiccant da katin nuna danshi (HIC). An rufe jakar da iska don hana shan danshi.

8.5 Akwati Kwali

Ana tattara jakuna da yawa da aka rufe a cikin akwati kwali don jigilar kaya. Akwatin yana ba da kariya ta injiniya yayin sufuri.

9. Gwajin Aminci da Yanayi

Ana gudanar da gwaje-gwaje masu zuwa don tabbatar da amincin samfur (girman samfur 22, ma'aunin karɓa 0/1 rashin nasara):

• Juriya ga Zafin Siya: 260°C mafi girma, sau 3
• Girgizawar Zafi: -40°C zuwa 100°C, mintuna 15 kowanne, zagayawa 500
• Juriya ga Danshi: Preconditioning 85°C/85%RH/12h + sakewa
• Ajiya a Zazzabi Mai Girma: 100°C, 1000h
• Ajiya a Zazzabi Ƙarami: -40°C, 1000h
• Rayuwa aiki a Zazzabi na Daki: 25°C, IF=20mA, 1000h
• Rayuwa a Zazzabi Mai Girma da Danshi: 85°C/85%RH, IF=10mA, 500h
• Ajiya a Zazzabi da Danshi: 85°C/85%RH, 1000h
• Rayuwa a Zazzabi Ƙarami: -40°C, IF=20mA, 1000h

Ma'aunin hukunci: canjin VF cikin ±10%, IR ≤10μA a 5V, matsakaicin raguwar IV ≤30%, babu tsagewar ciki ko bayyanar da ba ta dace ba.

10. Umarnin Sakewa SMT

10.1 Matsayin Sakewa

Yi amfani da daidaitaccen matsayin sakewa mara gubar. Mahimman ma'auni: preheat daga 150°C zuwa 200°C a cikin 60-120s; lokaci sama da 217°C (TL) ≤60s; mafi girman zazzabi (TP) 245°C tare da lokaci a cikin 5°C na mafi girma ≤30s da tp ≤10s; saurin sanyaya ≤6°C/s. Lokaci daga 25°C zuwa mafi girma ≤8 mintuna. Kar a sakewa fiye da sau ɗaya. Yi amfani da manna siya mai zazzabi na tsakiya kawai. Ana ba da shawarar sakewa tare da nitrogen don hana oxidation.

10.2 Siya da Hannu

Idan siya da hannu ya zama dole, yi amfani da ƙarfe mai siya da aka saita ƙasa da 300°C na ƙasa da daƙiƙa 3 a kowace haɗi. Siyar da hannu ya kamata a yi sau ɗaya kawai.

10.3 Gyara

Ba a ba da shawarar gyara ba. Idan ba zai yuwu ba, yi amfani da ƙarfe mai siya mai kai biyu don zafi faifan biyu lokaci guda kuma cire LED. Tabbatar cewa halaye ba su lalace ba.

10.4 Tsabtacewa

Kar a tsabtace da ruwa, benzene, ko thinner. Ana ba da shawarar Isopropyl alcohol (IPA). Ka guji abubuwan da ke dauke da chlorine ko sulfur. Tabbatar da dacewa da abin tsabtace kafin amfani.

11. Kariya ta Gudanarwa

11.1 Ajiya

Adana a cikin marufi mai kare danshi da lantarki a ≤30°C da ≤60% RH. Ranar amfani da aka ba da shawara: watanni 6. Jakunkuna da ba a buɗe ba waɗanda ba su da leaks ana iya adana su har watanni 12 tare da gasa kafin amfani. Bayan buɗewa, yi amfani da shi cikin sa'o'i 12 (yanayi ≤30°C/60% RH). Dole ne a adana sassan da ba a yi amfani da su ba a cikin yanayi bushe (≤30°C/≤10% RH) kuma a gasa su kafin amfani na gaba (65±5°C na sa'o'i 24-48 dangane da fallasa).

11.2 Lantarki Tsayayye

LEDs suna da hankali ga fitarwar lantarki. Yi amfani da kayan aikin da aka ƙasa, straps na hannu masu hana lantarki, matsi, da kwantena. Ka guji riƙewa sai dai idan an kare shi sosai.

11.3 Kariya daga Ƙarfin Juyawa

Ƙarfin juyawa wanda ya wuce 5V na iya lalata LED. Tabbatar da tsarin lantarki yana hana juyawa. A cikin tuƙi na matrix, aiwatar da kariya don guje wa ƙarfin juyawa mai yawa.

11.4 Zazzabi Tsaro na Aiki

Rike zazzabin fuskar LED ƙasa da 55°C da zazzabin gubar ƙasa da 75°C don hana lalacewa da sauri. Gudanar da zafin jiki daidai (PCB ɗaukar zafi, tazara) yana buƙatar don kiyaye zazzabin junction ƙasa da 115°C.

11.5 Tuƙi na Yanzu

Yi amfani da direbobi na yanzu na dindindin ga kowane chip. Kar a wuce iyakar guduwar gaba. Lokacin da chips da yawa ke aiki lokaci guda, tabbatar da cewa jimillar wutar lantarki ba ta wuce matsakaicin matsayi na marufi (68mW ga kowane G/B/W, 60mW ga R).

11.6 La'akari da Muhalli

Ka guji fallasa ga iskar gas mai lalacewa (misali hydrogen sulfide, gishiri) da kuma wuraren da ke da danshi mai yawa. Idan aka yi amfani da shi a yankunan bakin teku ko dutsen mai aman wuta, rai na iya raguwa. Bayan dogon ajiya ko sufuri, bushe kafin amfani. Da farko yi amfani da 20% na ƙarfin wutar don bushe duk wani danshi da aka sha kafin cikakken ƙarfi.

12. Shawarwarin Aikace-aikace

• Don bangon bidiyo na cikakken launi na waje, yi amfani da ginshiƙai da suka dace don tabbatar da daidaiton launi da haske.
• Tsara PCBs tare da isasshen yankin jan ƙarfe don watsar da zafi. Kiyaye tazara tsakanin LEDs don guje wa cunkoson zafi.
• Kare daga walƙiya da manyan ɓangarori. Matsaya-jeri resistors ko iyakance yanzu yana da mahimmanci.
• Don nunin hayar, zaɓi LEDs tare da adadin sakewa iri ɗaya. Bayan gyara, daidaitawa yana da mahimmanci.
• Aiwatar da gwaje-gwajen tsufa (misali sa'o'i 48 a yanzu na yau da kullun) don tantance gazawar farko.

13. Kwatanta Fasaha

Idan aka kwatanta da daidaitattun LED RGB 3528 ko 5050, wannan RGBW 3.5x3.7mm yana ba da kusurwar kallo mai faɗi (110° vs na yau da kullun 120° na 5050 ba lallai ba ne mai faɗi), kare ruwa IPX6 (ba a saba gani ba a cikin SMD LED na yau da kullun), da fuskar matte don rage haske. Haɗe da chip fari yana sauƙaƙa haɗaɗɗen launi kuma yana kawar da buƙatar ƙarin LED fari. Matakin hankali na danshi 5a yana ba da damar gajeriyar rayuwa a ƙasa amma yana buƙatar kulawa mai kyau.

14. Tambayoyi na Yau da Kullum

Tambaya: Yaya ake hana lalacewar ESD?Yi amfani da wurin aiki mai hana lantarki, kayan aikin da aka ƙasa, kuma ka guji kwantena filastik. Adana a cikin jakunkuna masu hana lantarki.

Tambaya: Zan iya amfani da wannan LED a cikin da'ira 5V ba tare da resistor ba?A'a. Ƙarfin gaba yana ƙasa da 5V ga duk chips; ba tare da iyakance yanzu ba, yanzu mai yawa zai lalata LED. Koyaushe yi amfani da tushen yanzu na dindindin ko resistor a jeri.

Tambaya: Menene tsawon rai?LEDs suna da ƙima don dogon rai a ƙarƙashin ƙayyadaddun yanayi. Gudanar da zafin jiki daidai da yanzu mai ƙarfi suna da mahimmanci. Bayanin yana ba da bayanan gwajin aminci amma ba a bayyana sa'o'in L70 ba; na yau da kullun LEDs masu inganci na iya wuce sa'o'i 50,000 a yanzu da aka ƙididdige idan an sarrafa zazzabin junction.

15. Amfani a Aikace

A cikin bangon bidiyo na LED na waje, kowane pixel yana amfani da LED RGBW guda ɗaya. Faɗin kusurwar kallo 110° yana tabbatar da daidaiton launi daga kusurwoyi na gefe. Matsayin IPX6 yana ba da damar nunin ya jure ruwan sama. Chip fari yana inganta gamut launi da haske don abubuwan fari. Masu tsarawa dole ne su yi la'akari da faɗuwar ƙarfin lantarki a tsawon igiyoyi kuma suyi amfani da wutar lantarki da ta dace tare da redundancy.

16. Ƙa'idar Aiki

Chips ja, kore, shudi, da fari sune diodes masu zaman kansu na GaN (G/B) ko AlInGaP (R) waɗanda ke fitar da haske lokacin da aka kaɗa su gaba. Chip fari shine LED shudi tare da phosphor rawaya don samar da haske fari. Ta hanyar canza yanzu zuwa kowane chip, ana iya samar da kowane launi a cikin gamut. An ɗora chips guda huɗu a kan substrate guda ɗaya kuma an rufe su da epoxy mai haske wanda ke samar da ruwan tabarau don faɗin haske.

17. Hanyoyin Ci Gaba

Ƙarƙashin girma ya ci gaba: ƙananan marufi kamar 2.0x2.0mm tare da ƙarin chips suna fitowa. Haɓaka haɓaka da haske kowane chip ana motsa su ta hanyar ingantattun tsarin epitaxial. Haɗaɗɗen sarrafa wayo (misali RGBW mai adireshi) yana zama sananne. Ana buƙatar haɓaka aminci kamar mafi girman matsayin IP da mafi kyawun juriya ga lalata don aikace-aikacen waje.