LTST-C19HEGBK-XM SMD LED Takardar Bayani - 0.35mm Siriri - Launuka RGB - 20mA - Takardar Fasaha ta Hausa

1. Bayanin Samfur

LTST-C19HEGBK-XM cikakken launi ne, na'urar LED mai hawa a saman (SMD) wanda aka tsara don aikace-aikacen lantarki na zamani masu ƙarancin sarari. Wannan ɓangaren ya haɗa da ƙananan ƙirar LED guda uku (Ja, Kore, da Shudi) a cikin fakitin da ba shi da kauri sosai, yana ba da damar haɗa launuka masu haske da nuna matsayi a cikin ƙaramin wuri. Babban manufar ƙirarsa ita ce sauƙaƙe hanyoyin haɗawa ta atomatik yayin samar da ingantaccen aiki a cikin nau'ikan na'urorin lantarki na masu amfani da na masana'antu.

1.1 Fa'idodi na Asali

Na'urar tana ba da fa'idodi masu mahimmanci ga masu ƙira da masana'antu. Fitattun sifofinta shine ƙarancin tsayi na 0.35mm, wanda yake da mahimmanci ga aikace-aikace kamar na'urorin nuni masu siriri, hasken baya na maɓallai, da na'urorin hannu na zamani inda tsayin z yake da ƙarfi. Fakitin ya yi daidai da ma'aunin EIA, yana tabbatar da dacewa da ingantattun kayan aikin ɗauka da sanya ta atomatik da tsarin ciyarwar tef da reel. Bugu da ƙari, an gina shi ta amfani da kayan da suka dace da RoHS kuma an tsara shi don jurewa daidaitattun hanyoyin gyarar guduro ta infrared (IR), wanda ya sa ya dace da layukan masana'antu masu yawa, marasa gubar.

1.2 Kasuwa da Aikace-aikace

Wannan LED an yi niyya ne ga masana'antun kayan lantarki iri-iri. Aikace-aikacensa na yau da kullun sun haɗa da, amma ba'a iyakance su ba, nuna alamun matsayi da hasken baya a cikin na'urorin sadarwa kamar wayoyin mara igiya da wayoyin salula, na'urorin kwamfuta masu ɗaukuwa kamar litattafai da kwamfutocin hannu, kayan aikin tsarin cibiyar sadarwa, kayan amfani na gida daban-daban, da hasken alama ko alamar cikin gida. Ƙarfin RGB yana ba da damar ƙirƙirar launuka da yawa, yana faɗaɗa amfaninsa a cikin martani na mu'amalar mai amfani da hasken ado.

2. Bincike Mai zurfi na Sigogi na Fasaha

Fahimtar cikakkiyar sigogi na lantarki da na gani yana da mahimmanci don ingantaccen ƙira na da'ira da hasashen aiki.

2.1 Matsakaicin Matsakaicin Matsakaici

Waɗannan ƙididdiga suna ayyana iyakokin damuwa waɗanda za su iya haifar da lalacewa na dindindin ga na'urar. An ƙayyade su a yanayin zafin muhalli (Ta) na 25°C. Matsakaicin ci gaba na DC na gaba (If) shine 25 mA don ƙirar Ja da 20 mA don duka ƙirar Kore da Shudi. Ƙididdigar ɓarnawar wutar ta bambanta: 62.5 mW don Ja da 76 mW don Kore/Shudi, yana nuna bambancin inganci da halayen zafi na kayan semiconductor na AlInGaP (Ja) da InGaN (Kore/Shudi). Na'urar na iya ɗaukar igiyoyin gajerun bugun jini (1/10 aikin alhaki, 0.1ms faɗin bugun) har zuwa 60 mA (Ja) da 100 mA (Kore/Shudi). Kewayon zafin aiki daga -20°C zuwa +80°C, kuma ajiya na iya kasancewa daga -30°C zuwa +85°C. Mahimmancin gaske, na'urar za ta iya tsira daga gyarar guduro ta IR tare da matsakaicin zafin jiki na 260°C har zuwa dakika 10.

2.2 Halaye na Lantarki da na Gani

Waɗannan su ne sigogin aiki na yau da kullun da aka auna a Ta=25°C da daidaitaccen gwajin na'urar na 20mA. Ƙarfin haske (Iv) ya bambanta sosai ta launi: Ja yana da kewayon 71-180 mcd, Kore yana da haske sosai a 382-967 mcd, kuma Shudi ya yi daidai da kewayon Ja a 71-180 mcd. Ƙarfin lantarki na gaba (Vf) shima ya bambanta: Ja yana aiki tsakanin 1.6V da 2.4V, yayin da Kore da Shudi ke buƙatar ƙarin ƙarfin lantarki, tsakanin 2.6V da 3.6V. Wannan bambancin ƙarfin lantarki yana da mahimmanci don ƙirar da'irori masu tuƙi, musamman ga direbobi masu ƙarfi na yau da kullun. Kusurwar kallo (2θ1/2) faɗi ne mai faɗin digiri 130, na yau da kullun ga salon fitila na SMD LED, yana ba da tsarin fitarwa mai faɗi. Matsakaicin tsayin raƙuman ruwa (λd) sune: Ja 617-631 nm, Kore 518-528 nm, da Shudi 464-474 nm. Ramin layin bakan (Δλ) yana nuna tsaftar launi, tare da Ja shine mafi ƙanƙanta a 17nm (na yau da kullun), sannan Shudi a 26nm da Kore a 35nm.

3. Bayanin Tsarin Binning

Don tabbatar da daidaiton launi da haske a cikin samarwa, ana rarraba LED zuwa kwandon aiki. Wannan takardar bayani tana ayyana kwandon don ƙarfin haske da don matsakaicin tsayin raƙuman ruwa na LED na Kore da Shudi.

3.1 Binning na Ƙarfin Hasken

Ana rarraba fitarwar haske zuwa kwandon tare da juzu'i na +/-15% a cikin kowane kwandon. Don LED na Ja da Shudi, kwandon sune QA (71-97 mcd), QB (97-132 mcd), da RA (132-180 mcd). Don LED na Kore mai fitarwa mafi girma, kwandon sune TB (382-521 mcd), UA (521-710 mcd), da UB (710-967 mcd). Dole ne masu ƙira su ƙayyade lambar kwandon da ake buƙata don tabbatar da mafi ƙarancin haske don aikace-aikacensu.

3.2 Binning na Launi (Tsawon Raƙuman Ruwa)

Don aikace-aikace masu mahimmanci na launi, ana rarraba matsakaicin tsayin raƙuman ruwa shima. Ana rarraba LED na Kore zuwa kwandon P (518-523 nm) da kwandon Q (523-528 nm). Ana rarraba LED na Shudi zuwa kwandon C (464-469 nm) da kwandon D (469-474 nm). Juzu'in kowane kwandon tsayin raƙuman ruwa shine +/-1 nm. Wannan yana ba da damar ƙarin sarrafawa akan ainihin inuwar kore ko shudi da aka fitar, wanda yake da mahimmanci don daidaita launi a cikin LED da yawa ko don takamaiman buƙatun launin alama.

4. Bayanin Injiniya da Fakitin

4.1 Girman Fakitin da Pinout

LED ya yi daidai da daidaitaccen sawun SMD. Mahimman ma'auni sun haɗa da tsayin gabaɗaya, faɗi, da mahimman tsayi na 0.35mm (0.35mm Max). An ƙayyade aikin fil ɗin a sarari: Fil 1 shine anode don ƙirar AlInGaP Ja, Fil 2 shine anode don ƙirar InGaN Kore, kuma Fil 3 shine anode don ƙirar InGaN Shudi. Duk cathodes an haɗa su a ciki zuwa fil ɗin huɗu (Fil 4). Juzu'in girman yawanci ±0.1mm sai dai idan an faɗi akasin haka. Cikakken zane mai ma'auni yana da mahimmanci don ƙirar tsarin ƙasa na PCB.

4.2 Ganewar Polarity da Haɗawa

Daidaitaccen polarity yana da mahimmanci. Fakitin yana da alamar polarity da aka yiwa alama, yawanci tsaga ko digo kusa da Fil 1. An ba da shimfidar fil ɗin haɗin PCB da aka ba da shawarar don tabbatar da ingantaccen samuwar fillet na guduro da kwanciyar hankali na injiniya yayin da bayan aikin sake kwarara. Yin bin wannan ƙirar fil ɗin yana taimakawa hana kabari (ɓangaren yana tsaye a ƙarshen ɗaya) kuma yana tabbatar da ingantaccen haɗin lantarki da zafi.

5. Jagororin Gyarar Guduro da Haɗawa

5.1 Bayanin Martabar Sake Guduro na IR

An ƙididdige na'urar don hanyoyin sake guduro na IR marasa gubar (Pb-free). Shawarar bayanin ta haɗa da matakin riga-kafi, haɓaka a hankali, yankin matsakaicin zafin jiki, da lokacin sanyaya. Matsakaicin matsakaicin zafin jiki na jiki shine 260°C, kuma lokacin da ya wuce 260°C bai kamata ya wuce dakika 10 ba. Ya kamata a iyakance jimlar adadin sake zagayowar zuwa matsakaicin biyu. Yana da mahimmanci a lura cewa mafi kyawun bayanin na iya bambanta dangane da takamaiman ƙirar PCB, manna guduro, nau'in tanda, da sauran abubuwan da ke kan allon. Ana ba da shawarar yin bayanin ainihin tsarin haɗawa.

5.2 Gyarar Guduro ta Hannu

Idan gyarar guduro ta hannu ya zama dole don gyara ko ƙirar samfuri, dole ne a yi taka tsantsan sosai. Zafin ƙarshen ƙarfe na guduro bai kamata ya wuce 300°C ba, kuma lokacin tuntuɓar kowane gubar ya kamata a iyakance shi zuwa matsakaicin dakika 3 a kowane haɗin gwiwa. Yin amfani da zafi mai yawa na iya lalata haɗin wayoyi na ciki ko kuma mutuwar semiconductor kanta.

6. Ajiya da Kula da Kulawa

6.1 Hancin Danshi da Ajiya

LEDs na'urori ne masu hankali ga danshi. Lokacin da aka rufe su a cikin jakar asali mai hana danshi tare da busassun abu, ya kamata a adana su a ≤30°C da ≤90% RH kuma a yi amfani da su cikin shekara guda. Da zarar an buɗe jakar asali, abubuwan suna fuskantar danshin yanayi. Don tsawaita ajiya a waje da jakar (fiye da mako guda), dole ne a adana su a cikin akwati mai rufi tare da busassun abu ko a cikin yanayin nitrogen. Abubuwan da aka fallasa wa yanayin yanayi sama da mako guda suna buƙatar tsarin gasa (kimanin 60°C na akalla sa'o'i 20) kafin guduro don cire danshin da aka sha kuma hana lalacewar "popcorning" yayin sake kwarara.

6.2 Kariya daga Zubar da Lantarki (ESD)

LEDs suna da saukin lalacewa daga zubar da lantarki. Ana ba da shawarar sosai a sarrafa waɗannan na'urori a yankin da aka kare ESD ta amfani da abin wuya ko safofin hannu masu hana tashin hankali. Duk kayan aikin sarrafawa, gami da injinan sanyawa, dole ne a kafa su da kyau don hana ƙaruwa ko lantarki daga lalata aikin LED ko haifar da gazawar nan take.

7. Bayanin Marufi da Oda

Daidaitaccen marufi don haɗawa mai yawa shine tef da reel. Ana samar da abubuwan a cikin tef ɗin mai ɗaukar kaya na 8mm akan reels masu diamita 7-inch (178mm). Kowane cikakken reel yana ɗauke da guda 4000. Don ƙananan adadi, akwai mafi ƙarancin fakitin guda 500 don ragowar. Ƙayyadaddun tef da reel suna bin ƙa'idodin ANSI/EIA 481. Tef ɗin yana da murfi don kare abubuwan, kuma akwai matsakaicin izinin abubuwan da suka ɓace guda biyu a jere a cikin reel.

8. Bayanan Aikace-aikace da Abubuwan Ƙira

8.1 Ƙirar Da'irar Tuƙi

Saboda bambancin ƙarfin lantarki na gaba na Ja (≈2.0V) da Kore/Shudi (≈3.0V), saitin anode na gama gari mai sauƙi tare da masu iyakancewar na yanzu na jeri yana buƙatar ƙimar resistor daban-daban ga kowane launi don cimma irin wannan na yanzu, wanda ke rikitar da daidaiton haske. Hanya mafi ci gaba tana amfani da direba mai ƙarfi na yau da kullun, sau da yawa tare da gyare-gyaren faɗin bugun jini (PWM) don duhu da haɗa launuka. Wannan yana ba da tsayayyen na yanzu ba tare da la'akari da bambance-bambancen ƙarfin lantarki na gaba ba kuma yana ba da damar sarrafa haske da launi daidai.

8.2 Gudanar da Zafi

Ko da yake ɓarnawar wutar ƙarama ce, ingantaccen ƙirar zafi akan PCB har yanzu yana da mahimmanci don dogon lokacin aminci, musamman lokacin tuƙi LED a ko kusa da matsakaicin na yanzu. Fil ɗin tagulla na PCB yana aiki azaman mai sanyaya zafi. Tabbatar da isasshen yanki na tagulla da aka haɗa zuwa fil ɗin zafi na LED (yawanci fil ɗin cathode) yana taimakawa watsar da zafi kuma yana kiyaye ƙananan zafin jiki, wanda ke adana fitarwar haske da tsawaita rayuwar aiki.

8.3 Tsaftacewa

Idan ana buƙatar tsaftacewa bayan guduro, kawai ya kamata a yi amfani da kaushi da aka ƙayyade. Tsoma LED a cikin barasa na ethyl ko isopropyl a zafin daki na ƙasa da minti ɗaya yana yarda. Yin amfani da masu tsaftacewa na sinadarai waɗanda ba a bayyana su ba ko masu ƙarfi na iya lalata ruwan tabarau na epoxy ko alamun fakitin.

9. Amincewa da Ikon Aikace-aikace

LEDs da aka bayyana an yi niyya ne don amfani da su a cikin daidaitattun kayan aikin lantarki na kasuwanci da masana'antu. Don aikace-aikace inda gazawar za ta iya haifar da barazana kai tsaye ga rayuwa ko lafiya—kamar a cikin jiragen sama, sufuri, tsarin tallafin rayuwa na likita, ko na'urorin aminci—ƙwarewa da shawarwari na musamman sun zama dole. Waɗannan abubuwan ba an tsara su don aikin ƙarfin lantarki na baya ba; yin amfani da bambance-bambancen baya wanda ya wuce 5V na iya haifar da yawan zubar da ruwa da yuwuwar lalacewa.

10. Kwatancen Fasaha da Matsayi

Babban bambancin LTST-C19HEGBK-XM shine haɗuwar cikakken launin RGB a cikin fakitin siriri na 0.35mm. Idan aka kwatanta da LED na SMD mai launi ɗaya ko fakitin RGB mai kauri, yana ba masu ƙira mafita don nuna launi a cikin mafi ƙunci. Yin amfani da ingantattun ƙirar InGaN da AlInGaP yana ba da ƙarfin haske mai kyau, musamman ga tashar kore. Dacewarsa da haɗawa ta atomatik da daidaitattun hanyoyin sake kwarara yana sanya shi a matsayin zaɓi mai inganci don samarwa mai yawa, daidaita aiki, girman, da iya yin samfur.