Bayanin Fasaha na LED SMD3528 Fari - Girman 3.5x2.8mm - Ƙarfin Lantarki 3.2V - Ƙarfin Wutar Lantarki 0.108W - Takardun Fasaha na Hausa

1. Bayanin Samfur

SMD3528 na'urar haɗawa da allon (SMD) ce ta LED mai fitar da haske fari ta amfani da ƙira guda ɗaya. Wannan LED tana da girman ƙanƙanta na 3.5mm x 2.8mm, wanda ya sa ta dace da aikace-aikacen da ke buƙatar sanya yawa cikin ƙaramin sarari. An ƙera ta don fitar da haske fari mai daidaito a cikin yanayin zafin launi daban-daban (CCT), tun daga fari mai dumi zuwa fari mai sanyi. An tsara na'urar don tsarin haɗawa ta atomatik kuma zaɓi ne na kowa don hasken baya, fitilun nuni, da hasken gabaɗaya a cikin na'urorin lantarki na masu amfani, alamun kasuwanci, da hasken kayan ado.

1.1 Siffofi na Asali

• LED Fari Guda ɗaya:Yana ba da fitar da haske fari mai daidaito daga guntu na'urar lantarki guda ɗaya.
• Daidaicin Kunshin SMD3528:Ma'auni na masana'antu don dacewa da tsarin PCB da na'urorin sanyawa da sanyawa.
• Faɗin Kallon Kallo:Matsakaicin kusurwar rabin ƙarfi (2θ1/2) na digiri 120 yana tabbatar da rarraba haske mai faɗi.
• Hankalin Danshi:An rarrabe shi bisa IPC/JEDEC J-STD-020C, yana buƙatar kulawa daidai don hana lalacewa yayin gyarar haɗin gwiwa.

2. Binciken Sigogi na Fasaha

Wannan sashe yana ba da cikakken bayani, fassarar haƙiƙa game da mahimman halayen lantarki, haske, da zafi na LED kamar yadda aka ayyana a cikin Matsakaicin Matsakaicin Ƙididdiga da Matsakaicin Sigogi na Fasaha.

2.1 Matsakaicin Matsakaicin Ƙididdiga (Ta=25°C)

Waɗannan ƙimomi suna wakiltar iyakokin da za su iya haifar da lalacewa ta dindindin ga na'urar. Ba a tabbatar da aiki a ƙarƙashin ko a waɗannan yanayi ba.

• Ƙarfin Lantarki na Gaba (IF):30 mA (DC)
• Ƙarfin Lantarki na Gaba na bugun jini (IFP):60 mA (Faɗin bugun jini ≤10ms, Tsarin aiki ≤1/10)
• Rushewar Wutar Lantarki (PD):108 mW
• Yanayin Zafi na Aiki (Topr):-40°C zuwa +80°C
• Yanayin Zafi na Ajiya (Tstg):-40°C zuwa +80°C
• Yanayin Zafi na Haɗin gwiwa (Tj):125°C
• Yanayin Zafi na Solder (Tsld):Solder na sake kunnawa a 200°C ko 230°C na iyakar dakika 10.

2.2 Matsakaicin Sigogi na Lantarki & Haske (Ta=25°C)

Waɗannan su ne ƙimar aikin da ake tsammani a ƙarƙashin daidaitattun yanayin gwaji.

• Ƙarfin Lantarki na Gaba (VF):Matsakaicin 3.2V, Matsakaicin 3.6V (a IF=20mA). Wannan siga yana da mahimmanci don ƙirar direba da zaɓin wutar lantarki.
• Ƙarfin Lantarki na Baya (VR):5V. Wuce gona da iri wannan ƙarfin lantarki a cikin karkatar da baya na iya lalata LED.
• Ƙarfin Lantarki na Baya (IR):Matsakaicin 10 µA.
• Kusurwar Kallo (2θ1/2):Digiri 120 (matsakaici). Wannan yana ayyana faɗaɗawar kusurwar inda ƙarfin haske ya kasance aƙalla rabin matsakaicin ƙarfin.

3. Bayanin Tsarin Rarraba

An rarraba aikin LED zuwa kwandon shara don tabbatar da daidaito. Dokar sunan samfurin ta ayyana waɗannan kwandon shara.

3.1 Tsarin Lambar Model

Samfurin yana bin tsari: T [Lambar Ƙarfin Haske] [Lambar CCT] [Lambar Ciki] - [Lambar Ƙarfin Lantarki] [Lambar Kunshi/Sauran]. Misali, T3200SL(C,W)A.

• Lambar Ƙarfin Haske:Yana nuna mafi ƙarancin fitar da haske (misali, lambobi kamar B6, B7, B8).
• Lambar CCT:Yana ayyana daidaitaccen yanayin zafin launi kuma wani lokacin ma'aunin nuna launi (CRI).
  • Fari Mai Dumi: L (<3700K)
  • Fari Mai Tsaka-tsaki: C (3700-5000K)
  • Fari Mai Sanyi: W (>5000K)
  • Akwai wasu lambobi don nau'ikan CRI masu girma (misali, CRI 80, CRI 90).
• Ƙididdigar Guntu:'S' yana nuna guntu guda ɗaya mai ƙaramin ƙarfi.
• Lambar Na'urorin Gani:'00' don babu ruwan tabarau, '01' don tare da ruwan tabarau.
• Lambar Kunshi:'32' musamman yana gano kunshin 3528.
• Lambar Ƙarfin Lantarki:Haruffa daga B zuwa J suna ayyana iyakokin ƙarfin lantarki na gaba (misali, F: 3.2-3.3V).

3.2 Rarraba Daidaitaccen Yanayin Zafin Launi (CCT)

Ana rarraba LED fari zuwa takamaiman iyakokin CCT tare da yankuna masu launi masu alaƙa akan zanen CIE. Daidaitattun CCT na oda sun haɗa da 2700K, 3000K, 3500K, 4000K, 4500K, 5000K, 5700K, 6500K, da 8000K. Kowane CCT yayi daidai da saitin akwatunan launi (misali, 8A, 8B, 8C, 8D don 2700K). Ana garantin samfuran su kasance cikin yankin launi na CCT da aka oda.

3.3 Rarraba Ƙarfin Haske

Ana rarraba ƙarfin haske ta mafi ƙarancin ƙima a 20mA. An ayyana kwandon shara daban-daban don haɗuwar CCT da CRI. Misali, LED fari mai tsaka-tsaki na CRI 70 (3700-5300K) na iya samun kwandon shara B6 (7.0-7.5 lm min), B7 (7.5-8.0 lm min), B8 (8.0-8.5 lm min), da B9 (8.5-9.0 lm min). Lura cewa sassan da aka aika na iya wuce mafi ƙarancin ƙimar ƙarfin haske amma za su kasance cikin yankin launi da aka ayyana.

3.4 Rarraba Ƙarfin Lantarki na Gaba

Ana rarraba ƙarfin lantarki zuwa iyakoki daga 2.8-2.9V (Lambar B) har zuwa 3.5-3.6V (Lambar J). Wannan yana ba da damar daidaita daidaiton halin yanzu yayin da aka haɗa LED da yawa a layi daya.

3.5 Daidaitattun Yankuna na Launi

Bayanin bayanin ya haɗa da hoton hoto na daidaitattun yankuna na launi (akwatuna) akan zanen sararin launi na CIE 1931 don kwandon shara na CCT daban-daban. Wannan tunani na gani yana da mahimmanci ga aikace-aikacen masu mahimmanci na launi don fahimtar yiwuwar bambance-bambance a cikin wurin launi.

4. Binciken Lanƙwan Aiki

Bayanan hoto yana ba da haske game da halayen LED a ƙarƙashin yanayi daban-daban.

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

Wannan lanƙwasa yana nuna alaƙar haɓaka tsakanin halin yanzu da ƙarfin lantarki. Yana da mahimmanci don tantance wurin aiki da ƙirar direbobi masu daidaitaccen halin yanzu. Matsakaicin ƙarfin lantarki na gwiwa yana kusa da 3.0V.

4.2 Dangantakar Ƙarfin Haske vs. Ƙarfin Lantarki na Gaba

Wannan jadawalin yana kwatanta yadda fitar da haske ke ƙaruwa da halin yanzu. Yawanci yana nuna alaƙar ƙasa da layi, inda inganci (lumens kowace watt) zai iya raguwa a manyan halayen yanzu saboda ƙaruwar zafi da tasirin faɗuwa. Yin aiki a ko ƙasa da shawarar 20mA yana tabbatar da ingantaccen inganci da tsawon rai.

4.3 Rarraba Ƙarfin Bakan Dangantaka

Lanƙwan bakan yana jera ƙarfin dangi akan tsawon zango (yawanci 400-750nm). Yana nuna siffar fitar da shuɗi mai fitar da shuɗi da faɗaɗaƙar ƙwayar fitar da rawaya da aka canza wanda ya haɗu don ƙirƙirar haske fari. Siffar wannan lanƙwasa ta bambanta da CCT: fararen sanyi suna da ƙarin abun ciki na shuɗi, yayin da fararen dumi suna da ƙarin abun ciki na rawaya/ja. Wannan bayanin yana da mahimmanci don ƙididdige ma'aunin nuna launi (CRI) da fahimtar ingancin bakan haske.

4.4 Yanayin Zafi na Haɗin gwiwa vs. Ƙarfin Makamashi na Bakan Dangantaka

Wannan lanƙwasa yana nuna yadda bakan LED ke canzawa tare da ƙaruwar yanayin zafi na haɗin gwiwa. Yawanci, yayin da zafin jiki ya tashi, ingancin canza phosphor zai iya canzawa, yana iya haifar da canji a cikin CCT da raguwar ƙarfin haske gabaɗaya. Wannan yana jaddada mahimmancin sarrafa zafi don kiyaye launi da fitar da haske.

5. Bayanin Injiniya & Kunshi

5.1 Girman Bayani

Kunshin SMD3528 yana da girman jiki na 3.5mm (tsayi) x 2.8mm (faɗi). Zanen girma yana ƙayyadad da duk mahimman ma'auni, gami da tsawan ruwan tabarau da girman jagora. Matsakaicin matsakaicin yawanci ±0.10mm don girman .X da ±0.05mm don girman .XX.

5.2 Tsarin Kafet ɗin & Ƙirar Stencil

Bayanin bayanin yana ba da shawarar tsarin ƙasa na PCB (kafet ɗin) da ƙirar buɗaɗɗen stencil na man gyarar haɗin gwiwa. Yin bin waɗannan shawarwari yana da mahimmanci don cimma haɗin gwiwar gyarar haɗin gwiwa, daidaitawar daidai, da ingantaccen watsi da zafi yayin sake kunnawa. Ƙirar kafet ɗin yawanci ta haɗa da haɗin gwiwar thermal don sarrafa zafi a cikin PCB.

5.3 Gano Polarity

LED yana da anode (+) da cathode (-). Yawanci ana nuna polarity ta hanyar alama a saman LED (kamar kore, yanke kusurwa, ko tsaga) da/ko ta hanyar siffofi ko girma daban-daban a ƙasan. Daidaitaccen polarity yana da mahimmanci don aikin da'ira.

6. Jagororin Gyarar Haɗin gwiwa & Haɗawa

6.1 Hankalin Danshi da Gasawa

LED SMD3528 yana da hankali ga danshi (an rarraba MSL bisa J-STD-020C). Idan an buɗe asalin jakar shinge na danshi kuma an fallasa abubuwan zuwa yanayin zafi na muhalli fiye da ƙayyadaddun iyakoki, danshin da aka sha zai iya yin tururi yayin gyarar haɗin gwiwa, yana haifar da rabuwar ciki ko fashewa (\"popcorning\").

• Ajiya:Jakunkunan da ba a buɗe ba yakamata a adana su a ƙasa da 30°C/85% RH. Bayan buɗewa, adana a 5-30°C/<60% RH, zai fi dacewa a cikin akwatin bushewa ko rufaffiyar akwati tare da busassun abu.
• Rayuwar Bene:Yi amfani da shi cikin sa'o'i 12 bayan buɗe jakar idan yanayin muhalli ya kasance <30°C/60% RH.
• Bukatun Gasawa:Yi gasa idan katin nuna danshi ya nuna fallasa ko idan rayuwar bene ta wuce.
• Hanyar Gasawa:Yi gasa a 60°C na tsawon awanni 24 akan ainihin reel. Kar a wuce 60°C. Yi amfani ko sake yin jakar cikin sa'a 1 bayan gasa.

6.2 Bayanin Yanayin Solder na Sake Kunnawa

An ayyana matsakaicin zafin gyarar haɗin gwiwa a matsayin 200°C ko 230°C na dakika 10. Matsakaicin yanayin sake kunnawa mara gubar tare da matsakaicin zafin jiki bai wuce 260°C ba kuma lokacin da ya wuce 240°C an iyakance shi zuwa 30-60 seconds gabaɗaya yana aiki. Dole ne a tabbatar da takamaiman bayanin don haɗin PCB.

7. Bayanan Aikace-aikace & Tunani na Ƙira

7.1 Ƙirar Da'irar Direba

LED na'urori ne masu tuƙi na halin yanzu. Ana ba da shawarar direba mai daidaitaccen halin yanzu fiye da tushen ƙarfin lantarki mai daidaitawa tare da resistor na jerin don aiki mai ƙarfi, musamman akan bambance-bambancen zafin jiki. Yakamata a ƙera direba don samar da halin yanzu da ake so (misali, 20mA) yayin da yake ɗaukar iyakar ƙarfin lantarki na gaba na LED da aka yi amfani da su.

7.2 Gudanar da Thermal

Ko da yake ƙaramin na'ura, ingantaccen nutsewar zafi yana da mahimmanci don kiyaye aiki da tsawon rai. PCB yana aiki azaman babban mai nutsewar zafi. Yi amfani da isasshen yanki na jan ƙarfe (kafet ɗin zafi) da aka haɗa zuwa kafet ɗin zafi na LED, kuma yi la'akari da amfani da hanyoyin zafi don canja wurin zafi zuwa ciki ko ƙananan yadudduka. Manyan yanayin zafi na muhalli ko ƙirar zafi mara kyau zai haifar da haɓakar yanayin zafi na haɗin gwiwa, yana rage fitar da haske, canza launi, da haɓaka raguwar lumen.

7.3 Ƙirar Gani

Kusurwar kallon digiri 120 ta dace da hasken yanki mai faɗi. Don tarin katako, ana buƙatar na'urorin gani na biyu (ruwan tabarau, masu nunawa). Kasancewar ko rashin ruwan tabarau na farko (lambar 00 vs. 01) yana shafar rarraba kusurwar farko da dacewa da na'urorin gani na biyu.

7.4 Haɗin Jerin/Layin daya

Haɗa LED a cikin jerin yana tabbatar da halin yanzu iri ɗaya ta kowace na'ura, yana sauƙaƙa ƙirar direba amma yana buƙatar mafi girman wutar lantarki. Haɗin layi daya yana buƙatar daidaitattun ƙarfin lantarki na gaba (ta amfani da matsananciyar kwandon shara na ƙarfin lantarki) don hana rashin daidaituwar halin yanzu, wanda zai iya haifar da haske mara daidaituwa da yuwuwar matsin lamba na LED masu ƙarancin ƙarfin lantarki.

8. Kwatancen Fasaha & Trends

8.1 Kwatanta da Sauran Kunshi

Kunshin SMD3528 ya kasance sanannen kunshi amma an yi nasara da yawa ta SMD2835 da SMD3030 a yawancin aikace-aikacen hasken gabaɗaya saboda ingantaccen aikin zafi da inganci (lumens kowace watt). 3528 ya kasance mai dacewa a aikace-aikacen masu hankali ga farashi, hasken baya, da kuma inda ake buƙatar takamaiman siffar siffarsa.

8.2 Trends na Fasaha

Gabaɗayan yanayin fasahar LED fari yana zuwa ga ingantaccen inganci, ingantaccen nuna launi (manyan ƙimar R9, ƙirar bakan cikakke), da ingantaccen aminci a manyan yanayin zafi na aiki. Fasahar Phosphor tana ci gaba da ci gaba, yana ba da damar ƙunƙuntaccen kwandon shara na CCT da ƙarin kwanciyar hankali na launi akan tsawon rai da zafin jiki. Ka'idodin aiki na wannan SMD3528—sha'awar guntu shuɗi na phosphor—sun kasance daidaitaccen masana'antu don LED fari.

9. Tambayoyin da ake yawan yi (FAQ)

9.1 Menene bambanci tsakanin ƙimar 'matsakaicin' da 'matsakaicin' ƙarfin haske?

Ƙimar 'matsakaici' ita ce ƙayyadaddun iyaka don wannan kwandon shara. Ƙimar 'matsakaici' ita ce matsakaicin aikin da ake tsammani. Sashin da aka aika zai kasance a ko sama da matsakaicin amma ba a garantin isa ga matsakaicin ƙimar ba, ko da yake da yawa za su yi.

9.2 Me yasa gasa yake da mahimmanci, kuma zan iya tsallake shi?

Gasa yana cire danshin da aka sha wanda zai iya haifar da gazawar bala'i yayin sake kunnawa. Tsallake gasa lokacin da ake buƙata (bisa ga fallasa danshi) yana ƙara haɗarin asarar yawan amfanin ƙasa saboda fashewar mutuwa ko kunshi. Koyaushe duba katin nuna danshi kuma bi jagororin kulawa.

9.3 Zan iya tuƙi wannan LED a 30mA akai-akai?

Yayin da matsakaicin matsakaicin ƙididdiga ya kasance 30mA, ci gaba da aiki a wannan halin yanzu zai haifar da zafi mai mahimmanci, mai yuwuwa ya tura yanayin zafi na haɗin gwiwa fiye da ƙayyadaddun iyakoki sai dai idan an ba da sanyaya na musamman. Don dogon lokaci mai aminci na aiki, yana da kyau a tuƙi LED a ko ƙasa da gwajin halin yanzu na 20mA.

9.4 Ta yaya zan fassara lambobin yankin launi (misali, 5A, 5B)?

Waɗannan lambobin sun dace da takamaiman quadrangles (akwatuna) akan zanen launi na CIE da aka ayyana ta ka'idodin ANSI. Suna tabbatar da daidaiton launi. Lokacin yin oda na CCT (misali, 4000K), ana garantin muku LED waɗanda maki launinsu suka faɗi cikin saitin akwatuna (5A, 5B, 5C, 5D) masu alaƙa da wannan CCT.