Takardun Bayani na Fasaha na SMD LED LTST-C191KSKT - Girman 1.6x0.8x0.55mm - Ƙarfin Wutar Lantarki 1.8-2.4V - Launi Rawaya - Takardun Fasaha na Hausa

1. Bayyani Game da Samfurin

Wannan takarda tana ba da cikakkun bayanai na fasaha don fitilar LED mai hawa a saman (SMD). An tsara shi don haɗa allon da'ira da aka buga (PCB) ta atomatik, wannan kayan aiki ya dace sosai don aikace-aikacen da ke da ƙarancin sarari a cikin kayan lantarki iri-iri.

1.1 Siffofi

• Ya bi ka'idojin muhalli na RoHS.
• Siririn fakitin da ya kai 0.55 mm.
• Yana amfani da guntun semiconductor na Aluminum Indium Gallium Phosphide (AlInGaP) mai haske sosai.
• Ana kai shi a cikin tef ɗin da'ira mai diamita 8mm akan reels masu diamita 7-inch don sarrafawa ta atomatik.
• Ya dace da tsarin fakitin EIA na yau da kullun.
• Matakan dabaru na shigarwa sun dace da haɗaɗɗun da'irori (I.C.).
• An tsara shi don dacewa da kayan aikin haɗawa ta atomatik (pick-and-place).
• Ya dace don amfani a cikin hanyoyin haɗa ta infrared (IR) reflow.

1.2 Aikace-aikace

Wannan LED ya dace da aikace-aikace da yawa, gami da amma ba'a iyakance su ga:

• Na'urorin sadarwa, kayan aikin sarrafa ofis, kayan amfanin gida, da tsarin sarrafa masana'antu.
• Hasken baya don maɓallan rubutu da madannai.
• Nuna matsayi da alamun wutar lantarki.
• Ƙananan nuni da alamun panel.
• Hasken sigina da hasken alama.

2. Girman Fakit da Tsari

Na'urar tana da ƙaramin fakitin SMD mai siffar rectangular. Ruwan tabarau yana da tsabta, yayin da tushen haske ke fitar da launin rawaya ta amfani da fasahar AlInGaP. Matsakaicin girman girman yana da ƙarancin bambanci na ±0.1 mm sai dai idan an faɗi akasin haka akan cikakken zanen injiniya.

3. Ƙimar da Halaye

3.1 Matsakaicin Ƙimar da ba za a iya wucewa ba

Ana ƙayyade ƙimar a yanayin zafin muhalli (Ta) na 25°C. Wucewa waɗannan ƙimar na iya haifar da lalacewa na dindindin.

• Rushewar Wutar Lantarki (Pd):75 mW
• Matsakaicin Halin Gaba na Wutar Lantarki (I_F(peak)):80 mA (a cikin zagayowar aiki 1/10, faɗin bugun jini 0.1ms)
• Ci gaba da Halin Gaba na Wutar Lantarki (I_F):30 mA DC
• Rage Wutar Lantarki:Ragewa mai layi daga 50°C a 0.4 mA/°C
• Ƙarfin Wutar Lantarki na Baya (V_R):5 V
• Kewayon Yanayin Aiki (T_opr):-55°C zuwa +85°C
• Kewayon Yanayin Ajiya (T_stg):-55°C zuwa +85°C
• Haɗa ta Infrared Reflow:Ya iya jure zafin kololuwa na 260°C na dakika 10.

3.2 Shawarar Tsarin Infrared Reflow

Don hanyoyin haɗa marasa gubar (Pb-free), ana ba da shawarar tsarin da ke da zafin kololuwa na 260°C na fiye da dakika 10. Ya kamata a ƙayyade ainihin yanayin zafi don takamaiman ƙirar PCB, man guduro, da tanda da ake amfani da su, bin ka'idojin JEDEC da jagororin masana'anta na man guduro.

3.3 Halayen Lantarki da na Gani

Ana auna aikin yau da kullun a Ta=25°C da I_F=20mA, sai dai idan an lura.

• Ƙarfin Hasken (I_V):28.0 - 180.0 mcd (ana aunawa tare da tace ido na CIE).
• Kusurwar Dubawa (2θ_1/2):Digiri 130 (kusurwar da ba ta kan axis inda ƙarfin ya rabi ƙimar kan axis).
• Matsakaicin Tsawon Tsawon Tsawon Tsawon (λ_P):588 nm.
• Matsakaicin Tsawon Tsawon (λ_d):584.5 - 597.0 nm (yana ayyana launin da ake gani).
• Rabin Faɗin Layin Bakan (Δλ):15 nm.
• Ƙarfin Wutar Lantarki na Gaba (V_F):1.8 - 2.4 V.
• Halin Baya na Wutar Lantarki (I_R):10 μA (matsakaici) a V_R=5V.
• Ƙarfin Ƙarfin (C):40 pF (na yau da kullun) a V_F=0V, f=1MHz.

Lura akan ESD:Wannan na'urar tana da hankali ga zubar da wutar lantarki ta electrostatic (ESD). Ya zama dole a yi taka tsantsan na ESD, gami da amfani da igiyoyin wuyan da aka kafa da tashoshin aiki masu hana wutar lantarki, yayin sarrafawa.

4. Tsarin Matsayi na Kwandon

Ana rarraba abubuwan zuwa kwanduna bisa mahimman ma'auni don tabbatar da daidaito a cikin samarwa. Lambar kwandon wani bangare ne na cikakken bayanin oda na samfurin.

4.1 Matsayi na Ƙarfin Wutar Lantarki na Gaba (V_F)

• Kwandon F2:1.8V (Ƙarami) zuwa 2.1V (Matsakaici)
• Kwandon F3:2.1V (Ƙarami) zuwa 2.4V (Matsakaici)
• Jurewa: ±0.1V a kowace kwando.

4.2 Matsayi na Ƙarfin Hasken (I_V)

• Kwandon N:28.0 mcd (Ƙarami) zuwa 45.0 mcd (Matsakaici)
• Kwandon P:45.0 mcd (Ƙarami) zuwa 71.0 mcd (Matsakaici)
• Kwandon Q:71.0 mcd (Ƙarami) zuwa 112.0 mcd (Matsakaici)
• Kwandon R:112.0 mcd (Ƙarami) zuwa 180.0 mcd (Matsakaici)
• Jurewa: ±15% a kowace kwando.

4.3 Matsayi na Launi / Matsakaicin Tsawon Tsawon (λ_d)

• Kwandon H:584.5 nm (Ƙarami) zuwa 587.0 nm (Matsakaici)
• Kwandon J:587.0 nm (Ƙarami) zuwa 589.5 nm (Matsakaici)
• Kwandon K:589.5 nm (Ƙarami) zuwa 592.0 nm (Matsakaici)
• Kwandon L:592.0 nm (Ƙarami) zuwa 594.5 nm (Matsakaici)
• Kwandon M:594.5 nm (Ƙarami) zuwa 597.0 nm (Matsakaici)
• Jurewa: ±1 nm a kowace kwando.

5. Matsakaicin Lakatunan Aiki

Ana ba da bayanan hoto don kwatanta halayen na'urar a ƙarƙashin yanayi daban-daban. Waɗannan lakatunan suna da mahimmanci don cikakken ƙirar da'ira da sarrafa zafi.

• Dangantakar Ƙarfin Hasken da Halin Gaba na Wutar Lantarki:Yana nuna alaƙar da ba ta layi tsakanin wutar tuƙi da fitar da haske.
• Dangantakar Ƙarfin Hasken da Yanayin Muhalli:Yana nuna raguwar fitar da haske yayin da zafin haɗin ke ƙaruwa.
• Ƙarfin Wutar Lantarki na Gaba da Halin Gaba na Wutar Lantarki:Yana kwatanta lakataccen halin I-V na diode.
• Rarraba Bakan:Yana nuna ƙarfin haske mai dangantaka a cikin bakan tsawon tsawon, wanda ya ta'allaka ne a kusa da tsayin kololuwa.

6. Jagorar Mai Amfani da Sarrafawa

6.1 Tsaftacewa

Idan tsaftacewa ya zama dole bayan haɗawa, yi amfani da kawai abubuwan narkewa da aka ƙayyade. Ku nutsar da LED a cikin barasa na ethyl ko isopropyl a zafin daki na ƙasa da minti ɗaya. Kada ku yi amfani da tsaftacewa ta ultrasonic ko sinadarai da ba a ƙayyade ba.

6.2 Shawarar Tsarin Pad na PCB

An ba da cikakken ƙirar ƙirar ƙasa don tabbatar da samuwar haɗin guduro daidai, daidaita abubuwan, da taimakon zafi yayin reflow. Bin wannan tsari yana da mahimmanci don yawan samarwa da dogon lokacin aminci.

6.3 Tef da Fakitin Reel

Ana kai abubuwan a cikin tef ɗin mai ɗaukar kaya wanda aka rufe da tef ɗin murfi, wanda aka nannade akan reels masu diamita 7-inch (178 mm). Fakitin na yau da kullun yana ƙunshe da guda 5000 a kowace reel. Fakitin ya bi ƙa'idodin ANSI/EIA-481.

7. Muhimman Gargaɗi

7.1 Iyakokin Aikace-aikace

An tsara wannan samfurin don daidaitattun kayan aikin lantarki na kasuwanci da masana'antu. Ba a nufin aikace-aikacen da ke da mahimmanci ga aminci inda gazawar za ta iya haifar da barazanar rayuwa ko lafiya kai tsaye (misali, jirgin sama, tallafin rayuwa na likita, sarrafa sufuri) ba tare da tuntuɓar farko da ƙayyadaddun cancanta ba.

7.2 Yanayin Ajiya

Fakitin da aka Rufe:Ajiye a ≤ 30°C da ≤ 90% Yanayin Danshi (RH). Tsawon rayuwar shiryayye shine shekara ɗaya lokacin da jakar hana danshi (tare da desiccant) ta kasance ba a buɗe ba.

Fakitin da aka Buɗe:Don abubuwan da aka cire daga jakarsu da aka rufe, yanayin ajiya bai kamata ya wuce 30°C / 60% RH ba. Ya kamata a yi wa abubuwan haɗa ta infrared reflow a cikin sa'o'i 672 (kwanaki 28) na fallasa zuwa iskar muhalli (MSL 2a). Don dogon lokacin fallasa, a gasa a kusan 60°C na aƙalla sa'o'i 20 kafin haɗawa don cire danshin da aka sha da hana "popcorning" yayin reflow.

7.3 Umarnin Haɗawa

Haɗa ta Reflow:

- Kafin Dumama: 150°C zuwa 200°C.

- Lokacin Kafin Dumama: Matsakaicin dakika 120.

- Zafin Kololuwa: Matsakaicin 260°C.

- Lokacin Sama da 260°C: Matsakaicin dakika 10.

- Matsakaicin Adadin Wucewar Reflow: Biyu.

Haɗa ta Hannu (Ƙarfe):

- Zafin Ƙarshen Ƙarfe: Matsakaicin 300°C.

- Lokacin Haɗawa kowace Jagora: Matsakaicin dakika 3.

- Matsakaicin Adadin Wucewar Haɗa ta Hannu: Ɗaya.

8. Zurfin Fasaha da La'akari da Ƙira

8.1 Bincike na Photometric da Colorimetric

Amfani da guntun AlInGaP shine babban abin banbancewa. Idan aka kwatanta da tsoffin kayan semiconductor ko waɗanda aka canza su da phosphor, AlInGaP yana ba da ingantacciyar inganci a cikin bakan amber-rawaya-kore, wanda ke haifar da siffar "ultra-bright". Rarraba tsayin tsayin yana tabbatar da daidaiton launi, wanda ke da mahimmanci ga aikace-aikace kamar alamun matsayi inda dole ne a yi daidai da fahimtar launi a cikin raka'a da yawa. Faɗin kusurwar dubawa na digiri 130 ya sa wannan LED ya dace da aikace-aikacen da ke buƙatar faɗin ganuwa, ba kawai ƙaramin katako ba.

8.2 Ƙirar Lantarki da Tuƙi

Kewayon ƙarfin wutar lantarki na gaba na 1.8V zuwa 2.4V a 20mA yana da ƙasa sosai, yana sa ya dace da tuƙi kai tsaye daga yawancin fitarwa na matakin dabaru (3.3V, 5V) lokacin da ake amfani da mai iyakance wutar lantarki mai sauƙi. Lakataccen rage wutar lantarki na gaba yana da mahimmanci: matsakaicin halin ci gaba da aka yarda yana raguwa a layi daga 30mA a yanayin zafi na 50°C. Don aiki mai aminci a yanayin zafi mai girma ko a cikin wuraren da aka rufe, dole ne a rage wutar tuƙi daidai don kiyaye zafin haɗin a cikin iyakokin aminci da hana saurin raguwar lumen.

8.3 Ƙirar Zafi da Injiniya

Siririn siffa na 0.55mm fa'ida ce mai mahimmanci ga na'urori na zamani masu siriri. Duk da haka, ƙaramin adadin fakitin kuma yana nufin yana da ƙarancin zafi. Rushewar zafi yana ta hanyar allunan guduro zuwa PCB. Saboda haka, shawarar ƙirar pad ɗin PCB da amfani da haɗin taimakon zafi ko ƙananan jefar tagulla a ƙarƙashin na'urar suna da mahimmanci don sarrafa zafin haɗin. Tabbatar da ingantaccen haɗin guduro yana da mahimmanci ga haɗin lantarki da kuma watsa zafi.

8.4 Haɗin Samarwa da Haɗawa

Bin ka'idojin EIA da fakitin a cikin tef ɗin 8mm yana tabbatar da haɗin kai cikin sauƙi a cikin layukan haɗawa ta atomatik na SMT masu yawa. An tabbatar da dacewar da aka ƙayyade tare da hanyoyin reflow na IR, amma dole ne masu ƙira su haɓaka yanayin tanda a hankali. Matakin kafin dumama yana da mahimmanci don haɓaka zafin jiki a hankali da rage girgizar zafi, yayin da lokacin sama da ruwa (TAL) da zafin kololuwa dole ne a sarrafa su don narke man guduro gaba ɗaya ba tare da lalata ruwan tabarau na epoxy na LED ko igiyoyin ciki ba.

8.5 Kwatanta da Jagorar Zaɓi

Lokacin zaɓar LED, dole ne injiniyoyi su daidaita ma'auni da yawa daga takardun bayani. Don buƙatun haske mai girma, ƙayyade kwando daga ƙarshen sama na I_Vkewayon (misali, Q ko R). Don aikace-aikacen da ke da hankali ga amfani da wutar lantarki ko samar da zafi a cikin jerin, ƙananan V_Fkwando (F2) ya fi dacewa. Don daidaitawar launi mai tsauri, kunkuntar λ_dkwando (misali, J ko K) ya kamata a zaɓa kuma a kiyaye shi a duk tsarin samarwa. Tsayin 0.55mm fa'ida ce mai mahimmanci akan LED na yau da kullun na 0.6mm ko 0.8mm a cikin samfuran siriri amma yana iya buƙatar ƙarin sarrafawa na ƙarar man guduro da yanayin reflow don guje wa tombstoning.

9. Tambayoyin da ake yawan yi (FAQ)

Q: Menene matsakaicin halin aiki na wannan LED?

A: Ana gwada halaye a 20mA, wanda shine wurin aiki na yau da kullun. Ana iya tuƙa shi har zuwa matsakaicin matsakaicin 30mA DC tare da ingantaccen sarrafa zafi, amma rayuwa da inganci na iya inganta a ƙananan wutar lantarki.

Q: Ta yaya zan fassara lambobin kwandon lokacin yin oda?

A: Cikakken lambar samfurin ya haɗa da lambobi don V_F, I_V, da λ_dkwanduna. Dole ne ku ƙayyade haɗin da ake so (misali, F2, R, K) don samun ainihin aikin lantarki da na gani da ake buƙata don ƙirar ku.

Q: Zan iya amfani da wannan LED don hasken ciki na mota?

A> Duk da yake yana aiki a cikin kewayon -55°C zuwa +85°C, aikace-aikacen mota sau da yawa suna buƙatar takamaiman cancantar AEC-Q102 don aminci a ƙarƙashin matsanancin yanayi, wanda ba a nuna shi ta wannan takardar bayani ta kasuwanci ba. Tuntuɓar masana'anta don samfuran matakin mota ya zama dole.

Q: Me yasa yanayin ajiya bayan buɗe jakar yake da mahimmanci haka?

A: Fakitin SMD na iya sha danshi daga iska. A lokacin babban zafi na haɗa reflow, wannan danshin da aka kama zai iya yin tururi da sauri, yana haifar da rabuwar ciki ko fashewa ("popcorning"). Tsawon rayuwar bene na sa'o'i 672 da tsarin gasa mahimman sarrafawa ne don hana wannan yanayin gazawa.