Bayanin LED Orange RF-OU1808TS-CB-E0 - 1.8x0.8x0.5mm - Ƙarfin Wutar Lantarki 1.8-2.4V - 72mW - Takardar Fasaha

1. Bayanin Samfur

RF-OU1808TS-CB-E0 wani nau'in LED orange ne mai siffa mai ƙaramin girma wanda aka yi ta amfani da wani nau'in semiconductor orange mai inganci. Wannan na'urar tana cikin kunshin miniature mai girman 1.8mm × 0.8mm × 0.50mm, wanda ya sa ta dace da haɗa kayan lantarki masu ƙanƙanta. Tare da kusurwar gani mai faɗi sosai na 140 digiri, wannan LED tana ba da rarraba haske mai kyau don alamu da nunin abubuwa. Ta dace da duk tsarin SMT da walda, kuma ta ƙunshi buƙatun RoHS. Matsayin damshin damshi yana matakin 3, yana buƙatar kulawar da ta dace don guje wa shan damshi.

1.1 Siffofin

• Kusurwar gani ta musamman mai faɗi (2θ1/2 = 140° na yau da kullun)
• Ya dace da duk tsarin tattara SMT da walda
• Matsayin damshin damshi: Mataki na 3 (bisa JEDEC)
• Ya dace da RoHS (ba shi da gubar, mercury, cadmium, ko wasu abubuwan da aka hana)
• Girman kunshin: 1.8mm (L) × 0.8mm (W) × 0.50mm (H)
• Ana samuwa a nau'ikan haske da tsawon raƙuman ruwa daban-daban

1.2 Aikace-aikace

• Alamu na gani da hasken matsayi
• Maɓallai, alamomi, da nunin haske na baya
• Hasken gama-gari a cikin na'urorin lantarki
• Kayan aiki masu ɗauke da batura
• Hasken cikin mota (idan ya dace da matakin wutar lantarki da zazzabi)

2. Girman Kunshin da Tsarin Walda

Kunshin LED an bayyana shi ta hanyar zane-zane na injiniya. Hoton sama yana nuna jiki mai murabba'i mai tsawon 1.80mm da faɗin 0.80mm. Hoton gefe yana nuna tsayin gaba ɗaya na 0.50mm (ciki har da haɓakar ruwan tabarau kusan 0.15mm). Hoton ƙasa yana nuna wuraren walda guda biyu: pad 1 (cathode) yana 0.37mm × 0.80mm, kuma pad 2 (anode) yana 0.90mm × 0.80mm. An yi alamar polarity a kan hoton ƙasa da alamar "+" kusa da pad anode. Ma'aunin sawun walda da aka ba da shawara yana ba da filin fili na PCB: cathode pad na 1.3mm × 0.8mm da anode pad na 2.6mm × 0.8mm, tare da nisa na 0.95mm tsakanin gefuna na ciki. Duk ma'auni suna da haƙuri na ±0.2mm sai dai in an bayyana. Ma'aunin injiniya yana tabbatar da samuwar walda mai kyau da kuma daidaita haske.

3. Binciken Sigogi na Fasaha

3.1 Siffofin Lantarki da Gani (a Ts=25°C, IF=20mA)

Ana gwada na'urar a ƙarƙashin wutar gaba ta 20mA a yanayin zafin jiki na 25°C. Sigogin lantarki masu mahimmanci sun haɗa da:

• Ƙarfin Gaba (VF): An raba shi zuwa sassa: B1 (1.8-1.9V), B2 (1.9-2.0V), C1 (2.0-2.1V), C2 (2.1-2.2V), D1 (2.2-2.3V), D2 (2.3-2.4V). Ƙimar yau da kullun su ne tsaka-tsakin kowane sashi.
• Tsawon Raƙuman Ruwa (λD): Ana samuwa a sassa: D00 (615-620nm), E00 (620-625nm), F00 (625-630nm). Haske orange yana fitowa mafi yawa a kusa da 620nm dangane da sashi.
• Ƙarfin Haske (IV): An raba shi a matsayin J10 (350-430mcd), J20 (430-530mcd), K10 (530-650mcd), K20 (650-800mcd). Ƙarfin haske na yau da kullun na sashi guda yana cikin iyaka.
• Faɗin Rabin Tsawon Raƙuman Ruwa: Yawanci 15nm, yana nuna fitowar haske mai kunkuntar.
• Kusurwar Gani(2θ1/2): 140° na yau da kullun, mai faɗi sosai don haske mai daidaito.
• Ƙarfin Juya (IR): Mafi girma 10μA a VR=5V.
• Juriyar Zafi (RTHJ-S): Mafi girma 260°C/W, yana nuna ikon rarraba zafi matsakaici.

3.2 Matsayin Iyaka (a Ts=25°C)

Na'urar bai kamata ta wuce iyakoki masu zuwa ba:

• Rarraba Wutar (Pd): Mafi girma 72mW
• Ƙarfin Gaba (IF): Mafi girma 30mA na dindindin
• Matsakaicin Ƙarfin Gaba (IFP): 60mA (1/10 aiki, 0.1ms nisa na bugun)
• Fitowar Lantarki (ESD) HBM: Mafi girma 2000V
• Zazzabin Aiki (Topr): -40°C zuwa +85°C
• Zazzabin Ajiye (Tstg): -40°C zuwa +85°C
• Zazzabin Junction (Tj): Mafi girma 95°C

Dole ne a kula don tabbatar da cewa zazzabin junction bai taɓa wuce 95°C ba. Ya kamata a ƙayyade matsakaicin ƙarfin gaba bisa ga yanayin zafi na ainihi na aikace-aikacen.

3.3 Hotunan Siffofin Gani na Yau da Kullun (Bayani)

Ko da yake ba a nuna hotunan ainihin nan ba, takardar bayanai tana ba da wasu hotunan siffofi da yawa dangane da ma'auni a Ta=25°C:

• Ƙarfin Gaba vs. Ƙarfin Gaba (Hoto 1-6):Yayin da wutar ke ƙaruwa daga 0 zuwa 30mA, ƙarfin gaba yana tashi kusan mizani daga 1.8V zuwa 2.5V, tare da ɗan lanƙwasa a kusa da 10-15mA.
• Ƙarfin Gaba vs. Ƙarfin Hasken Dangi (Hoto 1-7):Fitowar haske tana ƙaruwa tare da ƙarfin gaba amma da dangantaka ƙasa da layi; a 30mA, ƙarfin dangi kusan sau 1.5 fiye da 20mA.
• Zazzabin Pin vs. Ƙarfin Hasken Dangi (Hoto 1-8):Yayin da zazzabin pin ya tashi daga -40°C zuwa +100°C, ƙarfin haske yana raguwa da kusan 20-30%, yana nuna dogaro da zafin jiki mara kyau.
• Zazzabin Pin vs. Ƙarfin Gaba (Hoto 1-9):Ƙarfin gaba yana raguwa tare da ƙaruwar zazzabi a ƙimar kusan -2mV/°C.
• Ƙarfin Gaba vs. Tsawon Raƙuman Ruwa Mai Girma (Hoto 1-10):Ƙaruwar ƙarfin gaba daga 5 zuwa 30mA yana haifar da ɗan canjin ja (ƙaruwa) na tsawon raƙuman ruwa da kusan 2-3nm.
• Ƙarfin Hasken Dangi vs. Tsawon Raƙuman Ruwa (Hoto 1-11):Rarraba haske yana nuna babban koli a kusa da 620nm tare da rabin faɗin kusan 15nm.
• Samfurin Haske (Hoto 1-12):Fitowar tana kusan Lambertian tare da mafi girman haske a 0° kuma yana raguwa zuwa rabi a kusan ±70° (kusurwar gani 140°).

4. Bayanin Tsarin Rarrabawa

RF-OU1808TS-CB-E0 yana amfani da tsarin rarrabawa da yawa don tabbatar da aiki mai daidaituwa a cikin aikace-aikace:

• Rarrabawar Tsawon Raƙuman Ruwa:An rarraba tsawon raƙuman ruwa zuwa manyan sassa uku: D00 (615-620nm), E00 (620-625nm), F00 (625-630nm). Wannan yana ba da damar zaɓi don daidaita launi daidai.
• Rarrabawar Ƙarfin Haske:Sassa huɗu na haske (J10, J20, K10, K20) suna rufe daga 350 zuwa 800mcd, yana ba da daidaituwar haske a cikin sahu.
• Rarrabawar Ƙarfin Lantarki:Sassa shida na ƙarfin gaba (B1 zuwa D2) daga 1.8V zuwa 2.4V suna taimakawa wajen tsara da'irori a jere da kuma hasashen amfani da wuta.
• Ana buga duk lambobin sashi a kan lakabin reel a matsayin "BIN CODE", "WLD" (tsawon raƙuman ruwa), da "VF" (ƙarfin lantarki). Abokan ciniki ya kamata su ƙayyade sassan da ake buƙata lokacin yin oda.

5. Bayanin Tattarawa da Jigilar Kaya

5.1 Ƙayyadaddun Tattarawa

Ana tattara LEDs a cikin tsarin tef da reel. Kowane reel yana ƙunshe da guda 4000. Tef ɗin yana da faɗin 8mm tare da aljihun da aka raba a nisan 4mm. Reel yana da ma'auni: A=178±1mm (diamita na waje), B=60±1mm (hub), C=13.0±0.5mm (rami). Tef ɗin ya ƙunshi alamun shugabanci na polarity don tabbatar da sanya daidai yayin haɗawa.

5.2 Tattarawa Mai Juriya Da Damshi

Kowane reel an rufe shi a cikin jakar hana damshi (MBB) tare da bushewa da katin nuna damshi. Lakabin a jaka yana nuna lambar sashi, lambar takardar, lambar lot, lambobin sashi, adadi, da kwanan wata. Yanayin ajiye kafin buɗe jaka shi ne ≤30°C da ≤75% RH har zuwa shekara ɗaya daga ranar rufewa. Bayan buɗewa, dole ne a yi amfani da LEDs a cikin sa'o'i 168 idan an adana su a ≤30°C da ≤60% RH. Idan lokacin aiki ya wuce iyaka ko kuma jakar ta lalace, ana buƙatar magani na gasa a 60±5°C na ≥ sa'o'i 24 kafin amfani.

5.3 Akwatin Kati

Ana tattara reels da yawa a cikin akwatin kati don jigilar kaya. Akwatin yana da lakabi da bayanin samfur da adadi.

6. Yanayin Gwajin Dogaro da Ma'auni

Ma'aunin gaza: Canjin ƙarfin gaba da 1.1 sau mafi girman iyaka, ƙarfin juya ya wuce 2.0 sau mafi girman iyaka, ko haske ya faɗi ƙasa da 0.7 sau ƙananan iyaka. Ana gudanar da waɗannan gwaje-gwaje akan LEDs guda ko tsiri a ƙarƙashin yanayin rarraba zafi mai kyau. Lokacin tsara da'irori, masu amfani dole su yi la'akari da rarraba wutar lantarki, da raba zafi.

7. Jagororin Walda Mai Komawa SMT

Tsarin walda da aka ba da shawara ya dogara da walda marar gubar tare da mafi girman zazzabi na 260°C (mafi girma daƙiƙa 10). Preheating daga 150°C zuwa 200°C a kan 60-120 daƙiƙa, sannan hawa zuwa mafi girman a ≤3°C/s. Lokaci sama da 217°C (TL) ya kamata ya zama 60-150 daƙiƙa. Ƙimar sanyaya ≤6°C/s. Jimlar lokaci daga 25°C zuwa mafi girman bai kamata ya wuce mintuna 8 ba. An yarda da zagayen walda biyu kawai; idan fiye da sa'o'i 24 sun wuce tsakanin zagaye, za a iya lalata LEDs ta hanyar shan damshi. Kada a yi amfani da matsi na injiniya yayin zafi. Ya kamata a yi walda da hannu a ≤300°C cikin daƙiƙa 3, sau ɗaya kawai. Ba a ba da shawarar gyara ba; idan babu makawa, yi amfani da ƙarfe mai kai biyu kuma a tabbatar da tasiri akan siffofin LED.

8. Kariyar Kulawa da Ajiye

Domin tabbatar da dogaro na dogon lokaci, dole ne a kiyaye waɗannan matakan kulawa:

• Kada a ƙyale sulfur ko mahadunsa a cikin yanayi ko kayan haɗin su su wuce 100 ppm. Wannan shawara ne, ba garantin ba.
• Ɗauki na halogen: Bromine da Chlorine kowane dole ne<900 ppm, kuma jimlar su<1500 ppm a cikin kayan waje. Shawara ce kawai.
• Ka guje wa mahadi masu motsi (VOCs) waɗanda zasu iya shiga cikin silicone encapsulant kuma su haifar da canza launi ko asarar haske.
• Riƙe LEDs da tweezers a gefen; kar a taɓa ruwan tabarau na silicone kai tsaye don guje wa lalacewar da'irar ciki.
• A ko da yaushe yi amfani da resistor mai iyakance wutar; ɗan canjin ƙarfin lantarki na iya haifar da babban canji a wutar kuma ya ƙone LED.
• Tsara da'irori don kada a yi amfani da ƙarfin juya a kan LED; in ba haka ba, ƙaura da lalacewa na iya faruwa.
• Tsarin zafi yana da mahimmanci: zafi na iya rage haske da canza launi. Tabbatar da isasshen rarraba zafi.
• Tsaftacewa: Yi amfani da isopropyl alcohol kawai idan ya cancanta; kar a yi amfani da tsaftacewa ta ultrasonic domin yana iya lalata LED.
• Sensitive ga ESD (2000V HBM) yana buƙatar haɗin ƙasa da kulawa a wurare masu kariya daga ESD.
• Ajiye: Jakunkuna da ba a buɗe ba za a iya adana su a ≤30°C/≤75%RH har zuwa shekara ɗaya. Da zarar an buɗe, yi amfani da shi a cikin sa'o'i 168 ko gasa a 60±5°C na sa'o'i 24.

9. La'akarin Tsarin Aikace-aikace

Lokacin shigar da RF-OU1808TS-CB-E0 a cikin tsari, yi la'akari da waɗannan:

• Yi amfani da mota mai ɗaukar wutar akai-akai don tabbatar da haske daidaitacce a cikin sassa kuma don guje wa wuce iyakar wuta. Resistor a jere yana da isa ga aikace-aikace masu ƙarancin wutar lantarki.
• Don tsararraki, daidaita sassan VF da sassan tsawon raƙuman ruwa don kiyaye bayyanar daidaitacce. Kusurwar gani mai faɗi yana ba da damar nisa kusa ba tare da hangen wuraren zafi ba.
• Ƙaramin kunshin (0805) yana ba da damar sanya manyan yawa; tabbatar da isasshen filin jan ƙarfe na PCB don rarraba zafi idan ana aiki kusa da matsakaicin iyaka.
• Yi la'akari da zazzabin yanayi: a babban zazzabi, ƙarfin gaba yana raguwa, kuma ƙarfin haske yana raguwa. Rage wutar daidai da haka.
• Faɗin rabin tsawon raƙuman ruwa na 15nm yana ba da launin orange mai tsabta; bai dace da haɗa farin haske ba amma yana da kyau ga alamu na gargaɗi.
• A yanayin bugun (1/10 aiki, 0.1ms), matsakaicin wutar zai iya kaiwa 60mA, amma matsakaicin wutar dole ne ya kasance ƙasa da 30mA.

10. Kwatanta Fasaha da Samfura Makamantan

Idan aka kwatanta da gama gari 0805 orange LEDs, RF-OU1808TS-CB-E0 yana ba da fa'idodi da yawa:

• Sassan VF da tsawon raƙuman ruwa suna ba da iko mai tsauri a samarwa.
• Matsayin ƙarfin haske na sama (har zuwa 800mcd) ya dace da alamu na gani a waje.
• Kusurwar gani mai faɗi 140° ta fi yawancin masu fafatawa waɗanda yawanci ke ba da 120°.
• Kariyar ESD har zuwa 2000V yana rage gazawa yayin haɗawa.
• Gwajin dogaro mai cikakken bayani (rayuwa 1000h, girgizar zafi, da sauransu) yana tabbatar da aiki mai ƙarfi.

11. Tambayoyin da Aka Yi Yawa (FAQ)

Tambaya: Menene matsakaicin ƙarfin gaba na wannan LED?
Amsa: Matsakaicin wutar aiki shine 20mA, amma ana iya tura na'urar har zuwa 30mA na dindindin tare da isasshen rarraba zafi.

Tambaya: Zan iya amfani da wannan LED a cikin da'irar 5V kai tsaye?
Amsa: A'a. Ana buƙatar resistor mai iyakance wutar. Don VF=2.0V a 20mA, yi amfani da (5-2.0)/0.02 = 150Ω. Haɗa resistor a jere tare da LED.

Tambaya: Yaya tsawon raƙuman ruwa yake da saurin canzawa da zazzabi?
Amsa: Tsawon raƙuman ruwa yana canzawa kaɗan da wutar lantarki, amma zazzabi yana shafar ƙarfin haske. Matsakaicin canji yana<2nm a kan iyakar zazzabin aiki.

Tambaya: Menene ajiyar da aka ba da shawara bayan buɗe jakar?
Amsa: Ajiye a ≤30°C da ≤60%RH har zuwa sa'o'i 168. Idan ba a yi amfani da shi a wannan lokacin ba, gasa a 60°C na sa'o'i 24 kafin walda.

Tambaya: Shin waɗannan LEDs sun dace da walda marar gubar?
Amsa: Ee. An ƙididdige su don walda marar gubar tare da mafi girman zazzabi 260°C har zuwa daƙiƙa 10. An yarda da zagayen walda biyu.

12. Misalin Tsarin Aiki

Misali: Alamar Matsayi Orange akan Microcontroller 3.3V

Microcontroller yana tuka LED ta hanyar GPIO pin. Don iyakance wutar zuwa 20mA, ƙididdige resistor: R = (3.3V - VF) / 0.02. Mafi ƙarancin VF shine 1.8V, don haka mafi girman R = (3.3-1.8)/0.02 = 75Ω. Zaɓi daidaitaccen 68Ω. Idan VF shine 2.4V, wutar zai zama (3.3-2.4)/68 = 13.2mA, wanda yake da kyau. Yi amfani da P-channel MOSFET idan wutar sink ta wuce ƙarfin GPIO. Kusurwar gani 140° tana tabbatar da gani daga kusurwoyi masu faɗi. Sanya LED kusa da gefen PCB don mafi kyawun gani. Yi amfani da ƙaramin rufi idan an buƙata.

13. Ka'idar Aiki da Fasaha

RF-OU1808TS-CB-E0 ya dogara ne akan kayan semiconductor na bandgap kai tsaye (GaAsP ko makamancin haka) wanda ke fitar da haske lokacin da electrons suka sake haɗuwa da ramuka. Orange die yawanci wani tsari ne na aluminum gallium indium phosphide (AlGaInP) da aka girma akan GaAs substrate. Lokacin da aka yi gaba baya, electrons da ramuka suna shiga cikin yanki mai aiki kuma suna sake haɗuwa da haske, suna samar da photons tare da makamashi daidai da bandgap (~2.0 eV, yana ba da ~620nm tsawon raƙuman ruwa). An rufe guntun a cikin ruwan tabarau na silicone mai haske ko ɗan bazu wanda kuma yana tsara bayanin katako zuwa kusurwar gani 140° da aka ƙayyade. Kunshin ya ƙunshi ƙaramin tulin zafi da aka saka don aiwatar da zafi daga junction zuwa pads na walda. Ana kera na'urar ta hanyar sarrafa wafer, yankewa, haɗa die, haɗa waya, da rufewa.

14. Hanyoyin Ci Gaban LED Orange SMD

Hanyar LEDs orange kamar RF-OU1808TS-CB-E0 ta haɗa da:

• Ƙaruwar inganci (lm/W) ta hanyar ingantaccen epitaxy da tsarin die.
• Ƙarƙashin girma: kunshin yana raguwa ƙasa da 0603 yayin da yake kiyaye ƙarfin haske mai girma.
• Mafi kyawun sarrafa zafi: kunshin ƙananan juriya na zafi yana ba da damar yin amfani da wutar lantarki mai yawa.
• Haɗaɗɗe tare da sarrafa mai hankali: sigogin nan gaba na iya haɗawa da IC ɗin da aka haɗa don sarrafa I2C ko PWM.
• Fadada zuwa hasken mota da na shuka (misali, don takamaiman martanin shuka).
• Ko da kusurwar gani mafi faɗi (>150°) don haske na baya mara kyau.

Wannan na'urar tana wakiltar fasaha mai balagagge wanda aka inganta don ingantaccen farashi, aiki mai dogaro a cikin aikace-aikacen alamu gabaɗaya.