Bayanin RF-AU0402TS-EB-B Amber LED - Girma 1.0x0.5x0.4mm - Wuta 1.6-2.6V - Ƙarfi 26mW - Bayanan Fasaha na Hausa

1. Bayyana Samfurin

1.1 Cikakken Bayani

RF-AU0402TS-EB-B wani amber LED ne mai haɗe-haɗe a saman, wanda aka ƙera ta amfani da ingantaccen amber chip. Girman sa na 1.0mm x 0.5mm x 0.4mm ya sa ya zama ɗaya daga cikin mafi ƙanƙanta amber LEDs da ake samu a kasuwa, wanda ya dace da ayyukan da ke buƙatar sarari. An ƙera na’urar don haɗa SMT ta atomatik da tsarin walda, tana ba da dacewa da layukan tara PCB na zamani.

1.2 Siffofi

• Kusurwar gani mai fadi sosai na digiri 140, yana tabbatar da rarraba haske daidai a kan wani yanki mai fadi.
• Ya dace da duk tsarin haɗa SMT da walda, ciki har da walda ta reflow da hannu.
• Matakin damshin danshi: Mataki na 3 bisa ga ma’aunin JEDEC, wanda ke buƙatar kulawa da kyau bayan buɗe jakar.
• Ya dace da RoHS, ba shi da abubuwa masu lahani, yana saduwa da dokokin muhalli na duniya.
• Aiki da ƙaramin wuta na gaba (yawanci 5mA) yana ba da damar ƙarancin amfani da wuta a cikin na’urori masu amfani da baturi.
• Ana samuwa a cikin nau’in haske da tsawon raƙuman ruwa da yawa don daidaitawa da kyau a ayyukan da ke buƙatar daidaito.

1.3 Ayyuka

• Alamomin gani: alamomin matsayi, hasken baya don maɓalli, da nuni na alamu.
• Hasken baya na nuni: ƙananan LCD ko fitilar maɓalli inda sarari ya iyakance.
• Gabaɗaya: hasken wasan yara, hasken ado, da na’urorin lantarki masu ɗaukuwa.

2. Siffofin Fasaha

2.1 Halayen Lantarki da Haske

Duk sigogi ana auna su a zafin jiki na wurin walda (Ts) na 25°C da wutar gaba na 5mA sai dai in an faɗi. Manufofin da ke gaba suna bayyana aikin wannan LED:

• Faɗin Rabin Bakan (Δλ):Yawanci 15nm, yana nuna ɗan gajeren bakan da ke kewaye da yankin amber.
• Wutar Gaba (VF):Yana daga 1.6V zuwa 2.6V dangane da lambar bin (A1 zuwa E2). Ana yin bin a 5mA, kowane bin yana da matakan 0.1V. Ƙarancin wutar gaba yana ba da damar aiki daga ƙananan wutar lantarki.
• Tsawon Raƙuman Ruwa mai Rinjaye (λD):Ana samuwa a cikin kewayon biyu: A10 (600-602.5nm) da A20 (602.5-605nm), tare da ƙarin bins B10 (605-607.5nm), B20 (607.5-610nm). Wannan yana ba da damar zaɓar ainihin launin amber.
• Ƙarfin Haske (IV):An raba shi zuwa kewayon biyar: A00 (8-12mcd), B00 (12-18mcd), C00 (18-28mcd), D00 (28-43mcd), da E00 (43-65mcd). Manyan bins na haske sun dace da ayyukan da ke buƙatar ƙarin haske.
• Kusurwar Gani (2θ1/2):Digiri 140 na yau da kullun, yana ba da tsarin haske mai faɗi sosai don haskakawa daidai a kan babban yanki.
• Wutar Koma Baya (IR):Matsakaicin 10μA a VR=5V, yana tabbatar da ƙarancin zubar wuta a cikin juzu’in koma baya.
• Juriyar Zafi (RTHJ-S):Matsakaicin 450°C/W, daga mahaɗin zuwa wurin walda. Wannan babban juriyar zafi na yau da kullun ne ga ƙananan LEDs, kuma yana buƙatar kulawa da zafi sosai yayin aiki da babban wuta.

2.2 Matsakaicin Ƙimar Ƙarfi

Dole ne a kauce wa ƙetare iyakar ƙimar ƙarfi, ko da na ɗan lokaci, don hana lalacewa ta dindindin:

• Ƙarfin Wuta (Pd): 26 mW
• Wutar Gaba (IF): 10 mA (ci gaba); 60 mA don aikin bugun jini a 1/10 na zagayowar aiki da faɗin bugun jini na 0.1ms.
• Juriya ga ESD (HBM): 2000 V
• Zafin Aiki (Topr): -40°C zuwa +85°C
• Zafin Ajiya (Tstg): -40°C zuwa +85°C
• Zafin Mahaɗi (Tj): 95°C mafi girma

Waɗannan iyakokin sun dogara ne akan ma’auni daidai a dakin gwaje-gwaje na Refond. Madaidaicin wutar gaba na iya buƙatar ragewa bisa ga yanayin zafi; zafin mahaɗi bai kamata ya wuce 95°C ba.

2.3 Tsarin Raba Bins

An raba LED zuwa bins da yawa don samar da iko mai tsauri akan wutar gaba, tsawon raƙuman ruwa mai rinjaye, da ƙarfin haske. Wannan yana ba abokan ciniki damar zaɓar na’urori masu daidaitaccen aiki don buƙatunsu. Don wutar gaba, bins A1 zuwa E2 suna rufe 1.6V zuwa 2.6V a matakan 0.1V. Don tsawon raƙuman ruwa, bins A10, A20, B10, B20 suna rufe kewayon 600nm zuwa 610nm a matakan 2.5nm. Bins na ƙarfin haske A00 zuwa E00 suna ba da zaɓuɓɓuka daga 8 mcd zuwa 65 mcd. Ana yiwa lambar bin alama a fili a kan lakabin reel don gano asali.

3. Nazarin Lanƙwasa Aiki

3.1 Wutar Gaba da Wutar Gaba (Lanƙwasa I-V)

Lanƙwasa halayyar I-V (Hoto 1-6) tana nuna alaƙar ƙaruwa ta yau da kullun tsakanin wutar gaba da wutar gaba. A 5mA, wutar gaba ta kusan 2.0V don bin na yau da kullun. Yayin da wuta ke ƙaruwa, wutar tana tashi kaɗan saboda juriyar jeri. Lanƙwasa tana taimaka wa masu zana kayan aiki zaɓar masu iyakance wuta masu dacewa don wutar da aka bayar.

3.2 Wutar Gaba da Ƙarfin Haske na Dangantaka

Hoto 1-7 yana nuna cewa ƙarfin haske na dangantaka yana ƙaruwa a layi da wutar gaba a yankin ƙaramin wuta, amma yana fara cikawa a manyan wuta. Aiki a 5mA yana samar da kusan 50% na ƙarfin a 10mA, yana ba da daidaito tsakanin haske da zubar zafi.

3.3 Tasirin Zafin Jiki

Hoto 1-8 da Hoto 1-9 suna nuna yadda zafin fil ɗin ya shafi ƙarfin haske na dangantaka da wutar gaba. Yayin da zafin mahaɗi ke tashi, ƙarfin haske yana raguwa a hankali. Misali, a 85°C, ƙarfin na iya raguwa zuwa kusan 80% na darajarsa a 25°C. Kulawa da zafi yana da mahimmanci lokacin tuka LED kusa da mafi girman wuta ko a yanayin zafi mai girma.

3.4 Wutar Gaba da Tsawon Raƙuman Ruwa mai Rinjaye

Hoto 1-10 yana nuna cewa tsawon raƙuman ruwa mai rinjaye yana canzawa kaɗan tare da wutar gaba (kusan 1-2nm a cikin kewayon aiki). Wannan tasirin yana da ƙanƙanta ga yawancin ayyukan alama amma ya kamata a yi la’akari da shi lokacin da ake buƙatar daidaita launi daidai.

3.5 Rarraba Bakan da Tsarin Haske

Hoto 1-11 yana nuna ƙarfin haske na dangantaka da tsawon raƙuman ruwa, yana kaiwa girma a kewayon 600-610nm tare da rabin faɗin 15nm. Tsarin haske (Hoto 1-12) yana nuna kusurwar haske mai fadi sosai na digiri 140, tare da ƙarfin haske kusan daidai har zuwa ±70 digiri daga kusurwar gani.

4. Bayanin Injiniya da Marufi

4.1 Girman Marufi

An ɗora LED a cikin madaidaicin marufi na 0402 SMD mai girman 1.0mm tsayi, 0.5mm faɗi, da 0.4mm tsayi. Marufin yana da tashoshi biyu: anode (mai alamar polarity) da cathode. Zane-zane a cikin takardar bayanai (Hoto 1-1 zuwa 1-3) suna nuna saman, ƙasa, da gefe tare da haƙuri na ±0.2mm sai dai in an faɗi.

4.2 Zanen Filin Walda

Ana samar da zane-zanen walda (Hoto 1-5) don tabbatar da ingantaccen haɗin walda da zubar zafi. Girman fil ɗin shine 0.5mm x 0.6mm ga kowace tasha tare da tazara na 0.6mm tsakaninsu. Yana da mahimmanci a daidaita zanen fil ɗin da sawun marufi don guje wa tombstoning ko raunin haɗi.

4.3 Alamar Polarity

Ana gane cathode da ƙaramin alama a kan marufi (Hoto 1-4). Anode shine babban fil a ƙasa. Dole ne a kiyaye polarity daidai don guje wa lalacewa ta hanyar juzu’in koma baya.

4.4 Girman Tef ɗin Daukar Kaya da Reel

Ana ba da LEDs a cikin tef ɗin daukar kaya mai ɗorewa mai faɗin 8mm da tazarar 2.0mm. Kowace reel tana ɗaukar guda 4,000. Tef ɗin yana da tef ɗin rufe sama da alamar polarity na shugabanci. Girman reel: diamita na waje 178±1mm, faɗi 8.0±0.1mm, diamita na cibiya 60±1mm, da ramin sandal 13.0±0.5mm.

4.5 Bayanin Lakabi

Lakabin reel ɗin ya haɗa da lambar ɓangaren, lambar takaddama, lambar yawa, lambar bin (don wutar gaba, tsawon raƙuman ruwa, da ƙarfin haske), adadi, da lambar kwanan wata. Wannan yana tabbatar da cikakken gano asali.

5. Jagororin Walda da Haɗawa

5.1 Tsarin Walda ta Reflow

Ana samar da ingantaccen tsarin walda ta reflow a Hoto 3-1 da Tebur 3-1. Muhimman sigogi: preheat daga 150°C zuwa 200°C na daƙiƙa 60-120; hawan gudu ≤3°C/s; lokaci sama da 217°C (TL) har zuwa 60s; mafi girman zafin jiki (TP) 260°C har zuwa daƙiƙa 10; saurin sanyaya ≤6°C/s. Ana ba da izinin zagayowar reflow guda biyu kawai; idan fiye da sa’o’i 24 suka wuce tsakanin zagayowar, LEDs na iya sha danshi su lalace.

5.2 Walda da Hannu da Gyara

Ana iya yin walda da hannu tare da zafin ƙarfe ≤300°C da tsawon lokaci ≤3 daƙiƙa, sau ɗaya kawai. Don gyara, ana ba da shawarar walda mai kai biyu don guje wa damuwar zafi akan LED.

5.3 Tsare-tsare yayin Haɗawa

Kada a ɗora LEDs a kan sassan PCB da suka lanƙwasa ko a yi amfani da damuwa ta injiniya yayin ko bayan walda. Kauce wa sanyaya da sauri bayan reflow. Tabbatar da daidaitacce don guje wa gajerun hanyoyi.

6. Ajiya da Kulawa

6.1 Yanayin Ajiya

Kafin buɗe jakar hana danshi, ajiye a ≤30°C da ≤75% RH har zuwa shekara 1 daga ranar da aka rufe. Bayan buɗewa, dole ne a yi amfani da LEDs a cikin sa’o’i 168 a ƙarƙashin ≤30°C da ≤60% RH. Idan lokacin ajiya ya wuce, toya a 60±5°C na >24 hours kafin amfani.

6.2 Matsayin Danshi

MSL Mataki na 3 yana buƙatar kulawa da kyau. Idan jakar ta lalace ko bushewa ya ƙare, toya dole ne don hana fashewar popcorn yayin reflow.

6.3 Kariya daga ESD

LEDs suna da hankali ga fitar da wutar lantarki (ESD) da wuce gona da iri (EOS). Yi amfani da wuraren aiki da ke ƙasa, igiyoyin wuyan hannu, da masu ionizer. Matsayin HBM shine 2000V, amma ana ba da shawarar yin kariya daga ESD daidai.

6.4 La’akari da Muhalli

Zafi na iya shafar LED da sulfur da halogens a cikin muhalli. Ya kamata a iyakance mahallin sulfur zuwa<100ppm. Bromine<900ppm, Chlorine<900ppm, jimlar halogens<1500ppm. Mahallin kwayoyin halitta masu canzawa (VOCs) na iya shiga cikin silicone encapsulant da haifar da canza launi. Yi amfani da kayan da suka dace kawai a cikin fitilar.

7. Bayanin Aikace-aikace

7.1 Mai Iyakance Wuta na Jeri

Koyaushe yi amfani da resistor na jeri don iyakance wutar gaba zuwa matakin da ake so, saboda LEDs suna da lanƙwasa I-V mai tsauri. Don yawan aikin 5mA, zaɓi darajar resistor wanda zai tabbatar da wuta ta kasance ƙasa da 10mA mafi girma ko da tare da canjin wutar lantarki mafi muni.

7.2 Kulawa da Zafi

Zanen zafi yana da mahimmanci. Juriyar zafi na 450°C/W yana nufin cewa a 5mA da 2V, ƙarfin wuta shine 10mW, yana haifar da tashin zafi na kusan 4.5°C sama da muhalli. A manyan wuta, tashin zafi yana ƙaruwa daidai. Ana iya buƙatar isasshen yankin jan ƙarfe akan PCB ko iska mai ƙarfi.

7.3 La’akari da Zanen Kewayawa

Kariya daga juzu’in koma baya tana da mahimmanci; tabbatar da cewa kewayawa bai taɓa amfani da juzu’in koma baya akan LED ba (misali, yayin canza wuta). Haka kuma, guje wa ƙetare matsakaicin ƙimar wutar gaba, ko da na ɗan lokaci.

8. Tambayoyin da Aka Yi Yawa

8.1 Menene ingantaccen wutar aiki?

Yawan wuta shine 5mA, wanda ke ba da haske mai kyau yayin da yake cikin iyakar 10mA mafi girma. Don ƙarin haske, har zuwa 10mA an yarda amma tare da ingantaccen zubar zafi don kiyaye mahaɗi ƙasa da 95°C.

8.2 Yaya za a zaɓi madaidaicin bin wutar gaba?

Zaɓi bin wanda ya dace da wutar da kake da ita ban da ragin resistor. Misali, idan wutar lantarki ta kai 3.3V kuma kana son 5mA tare da resistor 300Ω (ragi ~1.5V), kana buƙatar VF kusan 1.8V, wanda ya dace da bin B1 ko B2.

8.3 Zan iya tuka wannan LED kai tsaye daga GPIO na microcontroller?

Yawancin fil ɗin GPIO na iya samar da 5-10mA a 3.3V. Tare da resistor na jeri da ya dace, e. Amma duba iyawar wutar ta microcontroller; idan bai isa ba, yi amfani da direban transistor.

8.4 Ana ba da izinin zagayowar reflow nawa?

Matsakaicin zagayowar reflow guda biyu. Idan fiye da sa’o’i 24 suka wuce tsakanin zagayowar, toya LEDs kafin reflow na biyu don cire danshin da aka sha.

9. Ka’idar Aiki

Wannan amber LED wani semiconductor ne mai fitar da haske wanda ya dogara da amber chip (mai yiwuwa InGaAlP ko GaAsP). Lokacin da aka tura shi gaba, electrons da holes suna sake haɗuwa a yankin aiki, suna fitar da photons masu ƙarfi daidai da hasken amber (600-610nm). Faɗin rabin bakan na 15nm yana nuna tsabtar launi mai girma.

10. Hanyoyin Ci Gaba

Hanyar marufi na LED na ci gaba zuwa ƙarami da inganci. Marufin 0402 (1.0x0.5mm) yana wakiltar hanyar ultra-miniature, yana ba da damar shimfidar PCB mai yawa da haɗawa cikin na’urori masu ɗaukuwa. Ci gaban gaba na iya haɗawa da ƙarancin juriyar zafi, mafi girman ingancin haske, da faɗaɗa kewayon zafin aiki. Yin biyayya ga muhalli (RoHS, babu halogen) yana da mahimmanci a kasuwannin duniya.