Takardar Bayanin Fasaha na Fitilar LED LTL2R3TBM3K - Kunshin T-1 3/4 - 3.0V Matsakaici - 90mW - Shudi/Fari

1. Bayyani Game da Samfur

Wannan takarda ta yi cikakken bayani game da ƙayyadaddun bayanai na fitilar LED ta fari mai ratsa rami, wacce aka gano ta da lambar sashi LTL2R3TBM3K. An ƙera na'urar don nuna matsayi da haskakawa gabaɗaya a cikin aikace-aikacen lantarki masu yawa. Tana da sanannen kunshin T-1 3/4 (kimanin 5mm) mai diamita tare da ruwan tabarau mai tsabta, wanda ke ɗauke da guntu na shudi na InGaN (Indium Gallium Nitride) wanda, tare da rufin phosphor, ke samar da hasken fari.

Babban fa'idodin wannan ɓangaren sun haɗa da bin ƙa'idodin RoHS, wanda ke nuna cewa ba shi da gubar. Yana ba da ƙarancin amfani da wutar lantarki tare da ingantaccen aiki, wanda ya sa ya dace da ƙira masu kula da makamashi. Ƙirar ratsa rami tana ba da damar ɗora shi a kan allunan da'ira (PCBs) ko bangon waya, kuma ya dace da matakan dabaru na haɗaɗɗun da'ira saboda ƙarancin buƙatun wutar lantarki.

Kasuwannin da aka yi niyya don wannan LED sun bambanta, sun haɗa da na'urorin kwamfuta, kayan aikin sadarwa, na'urorin lantarki na masu amfani, kayan aikin gida, da tsarin sarrafa masana'antu inda ake buƙatar fitilar nuna alama mai dogaro, mai ɗorewa.

2. Zurfin Binciken Ma'auni na Fasaha

2.1 Matsakaicin Ma'auni na Cikakke

Duk ma'auni an ƙayyade su a yanayin zafin muhalli (TA) na 25°C. Wucewa waɗannan iyakoki na iya haifar da lalacewa ta dindindin.

• Rushewar Wutar Lantarki (Pd):90 mW matsakaici. Wannan shine jimillar wutar lantarki da na'urar za ta iya watsawa cikin aminci a matsayin zafi.
• Matsakaicin Halin Gaba na Wutar Lantarki (IFP):100 mA matsakaici. Ana iya amfani da wannan wutar lantarki ne kawai a ƙarƙashin yanayin bugun jini tare da cikakken aiki ≤ 1/10 kuma faɗin bugun jini ≤ 10ms.
• Wutar Lantarki ta DC Gaba (IF):30 mA matsakaici don ci gaba da aiki.
• Rage Wutar Lantarki:Dole ne a rage matsakaicin wutar lantarki ta DC gaba ta hanyar layi ta 0.5 mA ga kowane digiri Celsius sama da yanayin zafin muhalli na 40°C.
• Kewayon Yanayin Zafin Aiki:-40°C zuwa +85°C.
• Kewayon Yanayin Zafin Ajiya:-40°C zuwa +100°C.
• Zafin Solder na Jagora:260°C na matsakaicin 5 seconds, an auna 2.0mm (0.079\") daga jikin LED.

2.2 Halaye na Lantarki & Na Gani

Waɗannan ma'auni suna ayyana aikin na'urar a ƙarƙashin daidaitattun yanayin gwaji (TA=25°C, IF=5mA sai dai an lura).

• Ƙarfin Hasken Radiant (Ie):8.4 zuwa 17.6 mW/sr. Wannan yana auna ƙarfin hasken da ake fitarwa a kowane sashin kusurwa. Ƙimar takamaiman an bin ta (duba Sashe na 4). Garanti ya haɗa da juzu'in gwaji na ±15%.
• Kusurwar Dubawa (2θ1/2):30 digiri (na al'ada). Wannan shine cikakken kusurwar da ƙarfin hasken radiant ke faɗuwa zuwa rabin ƙimarsa akan axis na tsakiya.
• Matsakaicin Tsawon Tsawon Fitowa (λP):464 zuwa 472 nm. Wannan yana nuna mafi rinjayen tsawon tsawon shudi da guntu ke fitarwa kafin canza phosphor zuwa hasken fari.
• Rabin Faɗin Layin Bakan (Δλ):25 nm (na al'ada). Wannan yana ƙayyade faɗin kololuwar fitar shudi na farko a rabin matsakaicin ƙarfinsa.
• Ƙarfin Lantarki Gaba (VF):2.6 zuwa 3.0 V a 5mA. An bin wannan (duba Sashe na 4).
• Wutar Lantarki ta Baya (IR):10 μA matsakaici a ƙarfin lantarki na baya (VR) na 5V.Mahimmanci:Ba a ƙera na'urar don aiki a ƙarƙashin ƙarfin lantarki na baya ba; wannan yanayin gwaji ne don siffanta zubewa kawai.

3. Ƙayyadaddun Teburin Bin

Ana rarraba LED ɗin cikin kwandon bin bisa mahimman ma'auni na aiki don tabbatar da daidaito a cikin rukunin samarwa. Ana yiwa alamar lambar bin a kowane jakar tattarawa.

3.1 Bin na Ƙarfin Hasken Radiant (Ie)

An auna a IF = 5mA. Juzu'i ga kowane iyakar bin shine ±15%.

• Bin A:8.4 – 10.2 mW/sr
• Bin B:10.2 – 12.2 mW/sr
• Bin C:12.2 – 14.7 mW/sr
• Bin D:14.7 – 17.6 mW/sr

3.2 Bin na Ƙarfin Lantarki Gaba (VF)

An auna a IF = 5mA. Juzu'i ga kowane iyakar bin shine ±0.1V.

• Bin 1:2.60 – 2.80 V
• Bin 2:2.80 – 3.00 V

4. Binciken Lanƙwasa Aiki

Takardar bayanin ta yi nuni zuwa lanƙwasan halaye na al'ada waɗanda ke wakiltar halayen na'urar a hoto. Duk da yake ba a sake yin takamaiman zane-zane a cikin rubutu ba, yawanci sun haɗa da:

• Matsakaicin Ƙarfin Hasken Radiant vs. Wutar Lantarki Gaba:Yana nuna yadda fitar haske ke ƙaruwa tare da wutar lantarki, yawanci a cikin alaƙar kusa da layi a cikin kewayon aiki.
• Ƙarfin Lantarki Gaba vs. Wutar Lantarki Gaba:Lanƙwasa IV, yana nuna alaƙar ma'auni ta yau da kullun na diode.
• Matsakaicin Ƙarfin Hasken Radiant vs. Yanayin Zafin Muhalli:Yana kwatanta raguwar fitar haske yayin da zafin haɗuwa ya tashi, wani muhimmin abu ne don sarrafa zafi.
• Rarraba Bakan:Zanen matsakaicin ƙarfi da tsawon tsayi, yana nuna kololuwar shudi na farko da faɗaɗɗen bakan da phosphor ya canza wanda ke haɗuwa don ƙirƙirar hasken fari.

Waɗannan lanƙwasan suna da mahimmanci ga masu ƙira don hasashen aiki a ƙarƙashin yanayin da ba na daidaitaccen ba da kuma inganta da'irori na tuƙi.

5. Bayanin Injiniya & Kunshi

5.1 Girman Bayyanawa

Na'urar tana amfani da daidaitaccen kunshin T-1 3/4 mai jagora na radial. Muhimman bayanan girma sun haɗa da:

• Duk girma suna cikin millimeters (an ba da inci a cikin maƙallan).
• Daidaitaccen juzu'i shine ±0.25mm (0.010\") sai dai idan an ƙayyade.
• Matsakaicin tsawaitawar resin a ƙarƙashin flange shine 1.0mm (0.04\").
• Ana auna tazarar jagora a wurin da jagororin suka fita daga jikin kunshin.

Ƙirar zahiri tana ba da damar shigar da sauƙi cikin ramukan PCB na daidaitaccen kuma tana ba da kwanciyar hankali na injiniya bayan solder.

6. Jagororin Solder & Taro

6.1 Ajiya

Don mafi kyawun rayuwar shiryayye, ya kamata a adana LED ɗin a cikin muhallin da bai wuce 30°C da 70% zafi ba. Idan an cire su daga ainihin jakar shinge na danshi, ya kamata a yi amfani da su cikin watanni uku. Don ajiyar dogon lokaci a waje da ainihin kunshin, yi amfani da akwati mai rufaffiyar tare da busassun abu ko busassun nitrogen.

6.2 Tsaftacewa

Idan tsaftacewa ya zama dole, yi amfani da kaushi na barasa kawai kamar isopropyl alcohol. Ya kamata a guje wa masu tsaftacewa masu tsauri ko masu gogewa.

6.3 Ƙirar Jagora

Idan jagororin suna buƙatar lanƙwasa, dole ne a yi hakakafinsolder kuma a yanayin daki. Ya kamata a yi lanƙwasa aƙalla 3mm nesa da gindin ruwan tabarau na LED. Kada a yi amfani da jikin kunshin a matsayin fulcrum yayin lanƙwasa. Yayin haɗa PCB, yi amfani da mafi ƙarancin ƙarfin ƙulla da ake buƙata don guje wa sanya matsanancin damuwa na injiniya akan ɓangaren.

6.4 Tsarin Solder

Dole ne a kiyaye mafi ƙarancin tsabta na 2mm tsakanin gindin ruwan tabarau na epoxy da wurin solder. Kada a taɓa nutsar da ruwan tabarau cikin solder. Guji amfani da matsin lamba na waje ga jagororin yayin da LED ke cikin zafi mai girma.

Sharuɗɗan Solder da Ake Shawarwa:

• Ƙarfe na Solder:Zafin jiki ≤ 350°C, lokaci ≤ 3 seconds (sau ɗaya kawai).
• Solder Wave:Pre-heat ≤ 100°C na ≤ 60 seconds, solder wave ≤ 260°C na ≤ 5 seconds.

Gargadi Mai Muhimmanci:Matsakaicin zafin solder ko lokaci na iya lalata ruwan tabarau ko haifar da gazawar LED mai tsanani. Infrared (IR) reflow solderingbai dace baga wannan nau'in fitilar LED mai ratsa rami.

7. Bayanin Kunshi & Oda

7.1 Ƙayyadaddun Kunshi

Ana tattara LED ɗin cikin jakunkuna masu hana tashin hankali. Ƙididdiga na daidaitaccen tattarawa sune:

• Kowace Jaka:500, 200, ko 100 guda.
• Kowace Akwatin Ciki:Jakuna 10, jimlar 5,000 guda.
• Kowace Akwatin Waje (Babuwan Case):Akwatin ciki 8, jimlar 40,000 guda.

A cikin kayan jigilar kaya, ƙarshen kunshin kawai zai iya ƙunsar adadin da bai cika ba.

8. Shawarwari na Aikace-aikace

8.1 Aikace-aikace na Al'ada

Wannan LED ta dace don alamun ciki da waje, da kuma na'urorin lantarki gabaɗaya waɗanda ke buƙatar nuna matsayi, hasken baya, ko haskakawa gabaɗaya.

8.2 Ƙirar Da'irar Tuƙi

LED ɗin na'urori ne masu aiki da wutar lantarki. Don tabbatar da daidaiton haske lokacin tuƙa LED ɗin da yawa a layi daya, anaƙwararrun shawarwaridon amfani da resistor mai iyakance wutar lantarki na kowane LED a jere (Samfurin Da'ira A). Ba a ba da shawarar tuƙa LED ɗin a layi daya ba tare da resistors na kowane ɗayan ba (Samfurin Da'ira B), saboda ƙananan bambance-bambance a cikin halayen ƙarfin lantarki gaba (VF) tsakanin LED ɗin kowane ɗayan zai haifar da bambance-bambance masu mahimmanci a cikin raba wutar lantarki kuma, saboda haka, rashin daidaiton haske.

Ana iya ƙididdige ƙimar resistor na jere (R) ta amfani da Dokar Ohm: R = (Vcc - VF) / IF, inda Vcc shine ƙarfin lantarki, VF shine ƙarfin lantarki gaba na LED (yi amfani da matsakaicin ƙima daga bin don aminci), kuma IF shine wutar lantarki gaba da ake so.

8.3 Kariya daga Zubar da Wutar Lantarki (ESD)

Wannan LED yana da saukin lalacewa daga zubar da wutar lantarki. Waɗannan matakan kariya suna da mahimmanci yayin sarrafawa da haɗawa:

• Ma'aikata ya kamata su sanya bel ɗin wuyan da aka kafa ko safofin hannu masu hana tashin hankali.
• Duk kayan aiki, wuraren aiki, da racks na ajiya dole ne a kafa su da kyau.
• Yi amfani da ionizer don kawar da cajin tsaye wanda zai iya taruwa akan ruwan tabarau na filastik saboda gogayya.
• Aiwatar da horo na ESD da shaidar cancanta ga duk ma'aikatan da ke aiki a yankin taro.

9. Kwatancen Fasaha & Abubuwan Ƙira

Idan aka kwatanta da tsofaffin fitulun nuna alama, wannan LED tana ba da mafi girman rayuwa, ƙarancin amfani da wutar lantarki, da mafi girman juriya ga girgiza/girgiza. A cikin dangin LED, kunshin T-1 3/4 yana ba da siffa ta gargajiya, mai bayyana sosai tare da kyakkyawan fitar haske don amfanin gabaɗaya. Masu ƙira ya kamata su lura da kusurwar kallo na digiri 30, wanda ke ba da ƙaramin haske mai mai da hankali idan aka kwatanta da LED ɗin faɗin kusurwa, yana sa ya dace da nuni kai tsaye.

Mahimman abubuwan da ake la'akari da ƙira sun haɗa da:

• Gudanar da Zafi:Ku bi ƙa'idodin rushewar wutar lantarki da rage wutar lantarki. Tabbatar cewa PCB da muhallin da ke kewaye suna ba da damar isasshen watsi da zafi, musamman a cikin yanayin zafi mai girma ko wuraren da aka rufe.
• Sarrafa Wutar Lantarki:Koyaushe yi amfani da resistor na jere ko direba na wutar lantarki mai dorewa. Kada a taɓa haɗa LED kai tsaye zuwa tushen ƙarfin lantarki.
• Haɗin Gani:Ruwan tabarau mai tsabta yana samar da tabo mai haske, mai mai da hankali. Don haske mai watsewa, ana iya buƙatar mai watsewa na waje ko bututun haske.

10. Tambayoyin da Ake Yawan Yi (FAQ)

Q: Zan iya tuƙa wannan LED a 20mA ci gaba?

A: Ee, matsakaicin wutar lantarki ta DC gaba shine 30mA, don haka 20mA yana cikin yankin aiki mai aminci. Koyaushe koma ga lanƙwasa rage idan yanayin zafin muhalli ya wuce 40°C.

Q: Me yasa akwai juzu'i na ±15% akan iyakokin bin ƙarfin hasken radiant?

A: Wannan yana lissafin bambancin tsarin aunawa yayin gwajin samarwa. Yana tabbatar da cewa duk wani LED da ya faɗi cikin bin da aka bayyana, la'akari da juzu'in gwaji, ya cika matakin aiki.

Q: Zan iya amfani da reflow soldering don wannan LED?

A: A'a. Takardar bayanin ta bayyana a sarari cewa IR reflow ba tsari bane mai dacewa ga wannan fitilar LED mai ratsa rami. Koyaushe yi amfani da solder na hannu ko solder wave a ƙarƙashin ƙayyadaddun sharuɗɗan kawai.

Q: Me ma'anar ruwan tabarau 'ruwa mai tsabta'?

A: Yana nufin cewa epoxy encapsulant yana bayyane, ba ya watsewa ko launi. Wannan yana haifar da mafi girman fitar haske da kuma bayyanannen tsarin guntu na ciki, amma tsarin fitar haske zai zama mafi ƙarfi.

11. Misalin Aikace-aikace na Aiki

Yanayi:Ƙira panel tare da fitilun nuna alama guda huɗu don na'urar wutar lantarki. Ƙarfin lantarki na dabaru shine 5V, kuma ana son wutar lantarki gaba na 10mA kowace LED don isasshen haske.

Matakan Ƙira:

1. Zaɓin Bangaren:Ƙayyade LTL2R3TBM3K, zaɓi daidaitaccen bin na Ie da Vf bisa ga haske da daidaiton ƙarfin lantarki don aikace-aikacen.
2. Ƙirar Da'ira:Yi amfani da Samfurin Da'ira A. Zaton mafi munin VF na 3.0V (Bin 2 matsakaici), lissafa resistor na jere: R = (5V - 3.0V) / 0.01A = 200 Ω. Daidaitaccen 200 Ω, 1/8W ko 1/4W resistor zai dace. Maimaita wannan da'ira ga kowane ɗayan LED huɗu.
3. Shimfidar PCB:Sanya sawun LED tare da ƙayyadaddun tazarar jagora. Tabbatar cewa ginshiƙan solder suna aƙalla 2mm nesa da jigon jikin LED don kiyaye tsabtar solder da ake buƙata.
4. Taro:Bi jagororin ƙirar jagora, solder, da ESD a hankali yayin cika allon.

12. Ƙa'idar Aiki & Trends na Fasaha

Ƙa'idar Aiki:Wannan LED ce ta fari da aka canza phosphor. Tushen shine guntu na semiconductor da aka yi da InGaN wanda ke fitar da hasken shudi lokacin da aka yi masa bambanci gaba (electroluminescence). Wannan hasken shudi ya bugi wani Layer na phosphor rawaya (ko rawaya da ja) a cikin kunshin. Phosphor yana ɗaukar wani ɓangare na hasken shudi kuma yana sake fitar da shi azaman faɗaɗɗen bakan na hasken rawaya da ja. Haɗuwar sauran hasken shudi da hasken da aka canza phosphor ana ganinsa da idon ɗan adam a matsayin hasken fari.

Trends na Fasaha:Masana'antu na ci gaba da tuƙa ingantattun ingantaccen haske (lumens a kowace watt), ma'aunin launi (CRI), da tsawon rai. Duk da yake kunshin na'urar da aka ɗora a saman (SMD) sun mamaye sabbin ƙira don ƙananan ƙira, LED ɗin ratsa rami kamar T-1 3/4 sun kasance masu mahimmanci ga ƙira na gado, kasuwannin gyara, ayyukan masu sha'awar, da aikace-aikacen da aka ba da fifiko ga ƙarfi da sauƙin solder na hannu. Ci gaban fasahar phosphor da ƙirar guntu suma suna amfana da waɗannan kunshin, suna haifar da na'urori masu haske da inganci akan lokaci.