Bayanin Fitilar LED ta Kore SMD RF-GNB190TS-CF - Girman 1.6x0.8x0.7mm - Ƙarfin Wuta 2.8-3.5V - Ƙarfi 105mW - Takardar Fasaha a cikin HA - Hausa

1. Bayani Game da Samfurin

Wannan takardar ta bayyana cikakkun bayanai game da ƙayyadaddun fasaha na ƙaramin fitilar LED (Fitilar da ke fitar da haske) mai hawa a sama (SMD) wanda ke fitar da hasken kore. An ƙera wannan na'urar don nuna alama da haskakawa na gabaɗaya a cikin aikace-aikacen lantarki daban-daban. Fitattun siffofinta sun haɗa da ƙaramin girman wurin da ya ƙunshi, faɗin kusurwar gani, da bin tsarin haɗa na'urorin SMT na yau da kullun.

1.1 Bayani Na Gabaɗaya

Wannan sashi fitila ce mai launi da aka ƙera ta amfani da guntun semiconductor na kore. An ajiye ta a cikin kunshi mai ƙaramin girman da ya kai tsawon milimita 1.6, faɗin milimita 0.8, da tsayin milimita 0.7. Wannan ƙaramin siffar ya sa ta dace da allunan da'ira na kwafi (PCB) masu cike da yawan na'urori inda wuri ya yi ƙarami.

1.2 Fitattun Siffofi da Fa'idodi na Asali

• Kusurwar Gani Mai Faɗi Ɗaya:Tana ba da rarraba haske iri ɗaya a faɗin yanki mai faɗi, wanda ya dace sosai don alamun yanayi.
• Daidaitaccen SMT:Tana da cikakkiyar daidaitawa da fasahar hawa na'ura a saman (SMT) na yau da kullun da hanyoyin haɗawa da huda.
• Matsanancin Danshi:An sanya ta a matakin Matsanancin Danshi (MSL) na 3, wanda ke nuna matsakaicin matakin kula da danshin muhalli.
• Bin Ka'idodin Muhalli:Samfurin ya bin ƙa'idar hana amfani da sinadarai masu haɗari (RoHS).

1.3 Kasuwa da Aikace-aikacen Da Ake Nufa

An yi nufin wannan fitilar LED ga ɗimbin na'urorin lantarki na masu amfani, sarrafa masana'antu, da aikace-aikacen cikin mota. Misalan amfani sun haɗa da:

• Alamun yanayi da ƙarfin wuta na gani.
• Haskakawa na baya don maɓallai, alamomi, da ƙananan nunin allo.
• Haskakawa na ado ko na aiki na gabaɗaya a cikin ƙananan na'urori.

2. Binciken Cikakken Ƙayyadaddun Fasaha

An auna duk siffofin lantarki da na gani a daidaitaccen yanayin zafin haɗuwa (Ts) na 25°C. Yana da mahimmanci a lura cewa waɗannan sigogi na iya bambanta da yanayin aiki.

2.1 Siffofin Lantarki-Gani

Fitattun ma'aunin aiki suna bayyana halin fitilar LED a ƙarƙashin yanayin aiki na yau da kullun (IF=20mA).

Ƙarfin Wuta Na Gaba (V_F):Wannan sigogi, wanda ke da tasiri mai girma akan ƙirar da'irar turawa, an rarrabe shi zuwa matakai daban-daban daga 2.8V zuwa 3.5V. Dole ne masu ƙira su zaɓi ƙungiyar da ta dace don tabbatar da daidaiton haske da amfani da wuta a cikin jerin samarwa.

Tsawon Zangon Wuta (λ_D):Yana bayyana launin hasken da ake gani. Ana samun fitilar LED a cikin takamaiman rukunin tsayin zango daga 515nm zuwa 530nm, suna rufe inuwar kore daban-daban. Wannan yana ba da damar daidaita launi daidai a aikace-aikace inda daidaiton launi ke da mahimmanci.

Ƙarfin Hasken (I_V):Ma'aunin hasken fitilar LED. An rarrabe shi zuwa rukunoni tare da mafi ƙarancin ƙimomi daga 260 mcd zuwa 700 mcd (a 20mA), yana ba da damar zaɓi bisa matakan haske da ake buƙata. An ƙayyade kusurwar gani a matsayin kimanin digiri 140, yana tabbatar da fitarwa mai faɗin kusurwa.

Sauran Sifofi:Faɗin rabin zangon haske yana kusan 15nm. Ana garambawul cewa ƙaramin ruwan gudu na baya (I_R) zai kasance ƙasa da 10 µA a wurin jujjuyawar 5V. Ana ƙayyade juriyar zafi daga haɗuwa zuwa wurin huda (R_THJ-S) a matsakaicin 450 °C/W, wanda shine muhimmin adadi don lissafin sarrafa zafi.

2.2 Matsakaicin Ƙididdiga na Cikakke

Waɗannan su ne iyakokin matsin lamba waɗanda ba dole ba ne a wuce su a ƙarƙashin kowane yanayi don hana lalacewa ta dindindin.

• Matsakaicin Rarraba Ƙarfi (P_d):105 mW.
• Matsakaicin Ƙarfin Gaba na Ci gaba (I_F):30 mA.
• Matsakaicin Ƙarfin Gaba na Ƙarshe (I_FP):60 mA (a faɗin bugun 0.1ms, tsarin aiki 1/10).
• Ƙarfin Jure Fitowar Wutar Lantarki (ESD):1000V (Samfurin Jikin Mutum).
• Kewayon Yanayin Aiki & Adanawa:-40°C zuwa +85°C.
• Matsakaicin Yanayin Zafi na Haɗuwa (T_j):95°C. Wannan shine mafi mahimmancin iyaka don amincin aiki; Dole ne a rage ƙarfin aiki don tabbatar da T_jta kasance ƙasa da wannan ƙimar.

2.3 Bayanin Tsarin Rarrabawa

Samfurin yana amfani da cikakken tsarin rarrabawa don tabbatar da daidaito.

• Rarrabawar Ƙarfin Wuta (V_FG1zuwa V_J1):Ana rarrabe fitilun LED bisa ga raguwar ƙarfin wuta na gaba a 20mA. Wannan yana ba masu ƙira damar samun sassa masu sarrafa ƙarfin wuta sosai, yana sauƙaƙa lissafin resistor mai iyakancewar ruwa da haɓaka ingancin wutar lantarki.
• Rarrabawar Tsawon Zango (D10 zuwa F20):Ana rarrabe fitilun LED zuwa takamaiman rukunin tsayin zango na 2.5nm. Wannan yana da mahimmanci ga aikace-aikacen da ke buƙatar takamaiman wuri na launi ko kuma kama da kamanni a cikin fitilun LED da yawa.
• Rarrabawar Ƙarfin Hasken (1AU zuwa 1CM):Ana rarrabe sassa bisa ga mafi ƙarancin fitar haske. Wannan yana ba da damar daidaita haske a cikin tsararrun fitilun LED da yawa ko kuma daidaitaccen hasken nuna alama a cikin raka'o'in samfura daban-daban.

3. Binciken Lanƙwasa Aiki

Jadawalin da aka bayar yana ba da haske game da halayen fitilar LED a ƙarƙashin yanayi marasa daidaito.

3.1 Lanƙwasa IV da Ƙarfin Dangantaka

Lanƙwasa Ƙarfin Wuta Na Gaba da Ƙarfin Gaba Na Gaba (IV) yana nuna alaƙar da ba ta da layi na yau da kullun na diode. Lanƙwasa Ƙarfin Dangantaka da Ƙarfin Gaba yana nuna yadda fitar haske ke ƙaruwa da ƙarfin ruwa, amma dole ne masu ƙira su yi la'akari da raguwar inganci da tasirin zafi a manyan ƙarfin ruwa.

3.2 Dogaro da Zafi

Jadawalin Yanayin Zafi na Ƙugiya da Ƙarfin Dangantaka yana nuna mummunan tasirin hawan zafi akan fitar haske (kashe zafi). Lanƙwasa Yanayin Zafi na Ƙugiya da Ƙarfin Gaba yana nuna cewa ƙarfin wuta na gaba yana raguwa yayin da zafi ke tashi, wannan shine halin diode na semiconductor. Waɗannan jadawalin suna nuna mahimmanci na ingantaccen sarrafa zafi a cikin ƙirar PCB.

3.3 Siffofin Haske da Zuba

Lanƙwasa Tsawon Zangon Wuta da Ƙarfin Gaba yana nuna ƙaramin canji tare da ƙarfin ruwa ga wannan nau'in fitilar LED. Jadawalin Ƙarfin Dangantaka da Tsawon Zango yana kwatanta rarraba ƙarfin haske, wanda ya ta'allaka ne a tsakiyar tsayin zango tare da faɗin zango na ~15nm. Zanen tsarin zubar da haske yana tabbatar da ganin cewa samfurin fitarwa yana da faɗi sosai, kamar na lambertian.

4. Bayanin Injiniya da Kunshi

4.1 Girman Kunshi da Tsarin Ƙasa

Zane-zanen injiniya suna ƙayyadad da ainihin girmen waje da lissafin jagora. Fitattun siffofi sun haɗa da alamun gane anode da cathode. An ba da shirin tsarin kushin gwangwani (tsarin ƙasa) don tabbatar da samuwar haɗin gwangwani mai aminci da daidaitawar da ta dace yayin huda. An yiwa alamar polarity a bayyane a kan kunshin da kansa.

4.2 Kunshi don Haɗawa

Ana samar da samfurin a cikin kunshin tef da reel wanda ya dace da injinan ɗauka da sanyawa ta atomatik. An yi cikakken bayani game da girmen tef ɗin ɗaukar kaya (don riƙe sashi da tazara) da girmen reel. An kuma ayyana ƙayyadaddun lakabin reel don tabbatar da bin diddigin.

4.3 Ma'amala da Danshi da Adanawa

Sakamakon matakin sa na MSL 3, ana sanya fitilun LED tare da maganin danshi a cikin jakar hana danshi lokacin jigilar su. Da zarar an buɗe jakar da aka rufe, dole ne a yi wa sassan aikin gasa idan ba a yi amfani da su ba a cikin ƙayyadaddun rayuwar bene (yawanci sa'o'i 168 a ≤ 30°C/60% RH don MSL 3) don hana fashewa yayin huda.

5. Umarnin Huda da Haɗawa

5.1 Bayanin Yanayin Huda SMT

An ba da takamaiman umarni don tsarin huda. Wannan ya haɗa da mahimmin bayanin yanayin zafi (dumama, jika, zafin kololuwar huda, da ƙimar sanyaya) wanda dole ne a bi don hana lalacewar zafi ga kunshin fitilar LED ko ruwan tabarau na epoxy yayin da ake tabbatar da haɗin gwangwani mai aminci. Matsakaicin zafin kololuwar da aka ba da shawara yawanci yana kusan 260°C, amma ya kamata a tabbatar da ainihin bayanin.

5.2 Kulawa da Kula da Amfani

• Koyaushe a kula da kulawar ESD da ta dace yayin kulawa da haɗawa.
• Yi amfani da man gwangwani da aka ba da shawara da ƙirar ƙofar stencil.
• A guji sanya matsin injiniya ga jikin fitilar LED.
• Kar a wuce matsakaicin ƙididdiga na cikakke, musamman yanayin zafi na haɗuwa.
• Lokacin ƙirar da'irar turawa, yi amfani da resistor mai iyakancewar ƙarfin ruwa ko direba mai ci gaba; Kar a haɗa fitilar LED kai tsaye zuwa tushen wutar lantarki.

6. Abubuwan Tunani na Ƙira Aikace-aikace

6.1 Ƙirar Da'irar Turawa

Sakamakon halayen IV na diode mai ƙima, resistor na iyakancewar ƙarfin ruwa shine mafi sauƙin hanyar turawa don amfanin nuna alamar ƙaramin ruwa. Ana ƙididdige ƙimar resistor a matsayin R = (V_wadatar- V_F) / I_F, ta amfani da V mafi girma_Fdaga rukunin da aka zaɓa don tabbatar da cewa ƙarfin ruwa bai wuce matakin da ake so ba. Don ƙarin ƙarfi ko aikace-aikacen daidaitawa, ana ba da shawarar direba mai ci gaba don kiyaye haske mai ƙarfi akan bambancin wutar lantarki da zafi.

6.2 Gudanar da Zafi

Tare da juriyar zafi na 450 °C/W, hawan zafi na iya zama mai mahimmanci. Misali, a 20mA da V_Fna 3.2V (ƙarfin 64mW), hawan zafi daga wurin huda zuwa haɗuwa zai kasance kusan 29°C. Isasshen yanki na tagulla na PCB (kushin zafi da aka haɗa zuwa cathode) yana da mahimmanci don kawar da zafi da kuma kiyaye yanayin zafi na haɗuwa a cikin iyakokin aminci, don haka tabbatar da amincin dogon lokaci da ƙarfin haske mai ƙarfi.

7. Kwatance na Fasaha da Banbance

Idan aka kwatanta da manyan fitilun LED na SMD (misali, kunshin 3528 ko 5050), wannan na'urar 1608 tana ba da ƙaramin girman wurin da ya ƙunshi, yana ba da damar ƙananan ƙira. Faɗin kusurwar ganin sa na digiri 140 ya fi ƙananan kusurwar fitilar LED don nuna alamar panel. Kasancewar rukunoni na lantarki da na gani da yawa yana ba masu ƙira damar yin sauƙi don daidaita farashi da aiki da kuma samun daidaito mai girma a cikin samfuran ƙarshensu.

8. Tambayoyin da aka fi yi (FAQs) bisa Ƙayyadaddun Fasaha

Q: Wane ƙarfin ruwa ne ya kamata in turawa wannan fitilar LED?
A: Yanayin gwaji na yau da kullun shine 20mA, wanda wuri ne mai aminci kuma na yau da kullun. Matsakaicin ƙarfin ci gaba shine 30mA, amma aiki a wannan matakin yana buƙatar kulawar ƙira ta zafi.

Q: Ta yaya zan zaɓi rukunin da ya dace?
A: Zaɓi V_Fƙungiyar bisa ƙarfin wutar lantarkin ku da ingancin direba da kuke so. Zaɓi rukunin tsayin zango da ƙarfi bisa buƙatun launi da haske na aikace-aikacenku. Yin amfani da ƙungiyoyi masu matsi yana ƙaru da daidaito amma yana iya shafar farashi da samuwa.

Q: Shin ana buƙatar sanyaya zafi?
A> Don ci gaba da aiki a 20mA ko ƙasa a cikin yanayin cikin gida na yau da kullun, kushin zafi akan PCB yawanci ya isa. Don manyan ƙarfin ruwa, tsawon lokacin aiki, ko manyan yanayin muhalli, ya kamata a yi la'akari da ƙarin sarrafa zafi (ƙarin tagulla, iska).

9. Misalin Aikace-aikace na Aiki

Yi la'akari da ƙira panel na nuna alama tare da fitilun kore iri ɗaya 10. Don tabbatar da daidaito:
1. Zaɓi fitilun LED daga rukunin ƙarfin haske iri ɗaya (misali, 1CM don babban haske) da kuma rukunin tsayin zango iri ɗaya (misali, E20 don takamaiman launin kore).
2. Don samar da 5V, lissafa resistor mai iyakancewar ƙarfin ruwa ta amfani da V mafi girma_Fdaga rukunin ƙarfin wuta da aka zaɓa (misali, V_Fmatsakaici = 3.2V don ƙungiyar I1). R = (5V - 3.2V) / 0.020A = 90 Ohms. Yi amfani da resistor na ƙimar daidaitaccen 91-ohm.
3. Yi ƙirar PCB tare da zubar da tagulla da aka haɗa a ƙarƙashin kushin cathode na fitilar LED don zama mai yada zafi.
Wannan hanyar tana ba da garanti da alamun nuni masu kama da juna.

10. Ka'idar Aiki da Hanyoyin Fasaha

Ka'idar Aiki:Wannan fitilar LED tana bisa guntun semiconductor (mai yiwuwa InGaN). Lokacin da aka yi amfani da ƙarfin wuta na gaba, electrons da ramuka suna sake haɗuwa a cikin yanki mai aiki, suna sakin makamashi a cikin hanyar photons (haske) tare da tsayin zango wanda ya dace da bakan kore.

Hanyoyin Masana'antu:Yunƙurin ƙananan ƙira a cikin na'urorin lantarki yana ci gaba da turawa don ƙananan girman kunshi kamar wannan 1608. Sauran hanyoyin sun haɗa da ingantacciyar inganci (ƙarin lumen a kowace watt), inganta nuna launi, da haɗa fasali masu wayo, ko da yake wannan takamaiman sashi ya kasance daidaitaccen fitilar LED mai nuna alama wanda ke mai da hankali kan amincin farashi.