Green LED 2.0x1.25x0.7mm - Ƙarfin Wutar Lantarki 2.8-3.5V - Ƙarfin Haske 105mW - Bayanin Fasaha na Hausa

1. Bayanin Samfurin

1.1 Bayani na Gabaɗaya

Wannan LED na hawa sama an ƙera shi ta hanyar amfani da guntun kore kuma an saka shi a cikin siffa mai ƙarami 2.0mm x 1.25mm x 0.7mm. Yana fitar da haske kore tare da tsawon hasken da ya fi girma daga 510nm zuwa 525nm. Fakitin yana da kusurwar kallo mai faɗi 140°, wanda ya dace da aikace-aikacen da ke buƙatar rarraba haske mai yawa.

1.2 Siffofin

• Kusurwar kallo mai faɗi sosai (140° na al'ada)
• Ya dace da duk matakan haɗa SMT da siyarwa
• Matsayin hankali ga danshi: Matsayi na 3 (MSL 3)
• Ya bi ka'idojin RoHS

1.3 Aikace-aikace

Aikace-aikace na al'ada sun haɗa da alamomin gani, maɓallai da alamomin nuni, na'urorin nuni, da amfani da haske na gabaɗaya.

2. Sigogin Fasaha

2.1 Halayen Lantarki da Gani

An gwada LED a IF=20mA da Ts=25°C. Muhimman sigogi sun haɗa da:

• Ƙarfin Gaba (VF): Ya bambanta daga 2.8V zuwa 3.5V dangane da bin (bins G1 zuwa J2)
• Tsawon Haske na Babban Mai Rarraba (λD): 510nm zuwa 525nm (bins C10 zuwa E20)
• Ƙarfin Haske (IV): 260 mcd zuwa 1000 mcd (bins 1AU zuwa LB0)
• Bakin Rabin Zangon Haske: 15nm na al'ada
• Kusurwar Kallo: 140° na al'ada
• Ƙarfin Koma baya: Mafi girma 10μA a VR=5V
• Juriya ga Zafi: Mafi girma 450°C/W

2.2 Matsakaicin Ƙarfin Haƙuri

Ƙarfin haƙuri bai kamata a wuce shi ba a kowane yanayin aiki:

• Rusuwar Wutar Lantarki: 105 mW
• Ƙarfin Gaba: 30 mA
• Ƙarfin Gaba na Koli (Pulsi): 60 mA (duty 1/10, faɗin pulsi 0.1ms)
• ESD (HBM): 1000 V
• Zazzabin Aiki: -40°C zuwa +85°C
• Zazzabin Ajiyewa: -40°C zuwa +85°C
• Zazzabin Haɗin Gwiwa: 95°C

3. Tsarin Binning

An rarraba LED zuwa bins da yawa bisa ga ƙarfin gaba, tsawon haske na babban mai rarraba, da ƙarfin haske don tabbatar da aiki mai daidaituwa.

3.1 Bins na Ƙarfin Gaba

A IF=20mA, an raba ƙarfin gaba zuwa bins daga G1 (2.8-2.9V) zuwa J2 (3.3-3.4V). Kowanne bin yana da taga 0.1V.

3.2 Bins na Tsawon Haske

Bins na tsawon haske na babban mai rarraba sun rufe nau'in kore: C10 (510-512.5nm), C20 (512.5-515nm), D10 (515-517.5nm), D20 (517.5-520nm), E10 (520-522.5nm), E20 (522.5-525nm).

3.3 Bins na Ƙarfin Haske

Bins na ƙarfin haske sun tashi daga 1AU (260-330 mcd) har zuwa LB0 (900-1000 mcd). Kowanne bin yana da iyakar mafi ƙarami/mafi girma da aka ayyana.

4. Nazarin Lankwasa Aiki

Bayani ya haɗa da lankwasa halayen gani na al'ada don taimakawa cikin zane.

4.1 Ƙarfin Gaba vs. Ƙarfin Gaba (Hoto na 1-6)

Lankwasa IV tana nuna dangantakar juzu'i na al'ada. A 20mA ƙarfin gaba, ƙarfin gaba yana cikin kewayon bin. Lankwasa tana taimakawa tantance ƙarfin wutar lantarki da ake buƙata don wani ƙarfin da aka bayar.

4.2 Ƙarfin Gaba vs. Ƙarfin Haske na Dangi (Hoto na 1-7)

Fitowar haske na dangi yana ƙaruwa tare da ƙarfin gaba amma ba a tsari mai madaidaici ba. A ƙaramin ƙarfi, inganci ya fi girma; a ƙarfi mai girma, tasirin zafi yana rage yawan ƙaruwa.

4.3 Dogara ga Zazzabi (Hoto na 1-8 & 1-9)

Ƙarfin haske na dangi yana raguwa yayin da zazzabin yanayi yake ƙaruwa. Ana buƙatar rage mafi girman ƙarfin gaba da aka yarda yayin da zazzabin fil ɗin yake ƙaruwa. A zazzabin fil 100°C, ana ba da shawarar rage ƙarfin gaba da yawa idan aka kwatanta da 25°C.

4.4 Rarraba Haske (Hoto na 1-11)

Lankwasa ƙarfin haske na dangi vs. tsawon haske tana nuna koli mai ƙunƙun a kusa da 520nm, na al'ada ga LED koraye. Bakin rabin zangon haske kusan 15nm, yana nuna tsarkin launi mai kyau.

4.5 Tsarin Haske (Hoto na 1-12)

Zanen haske yana nuna kusurwar haske mai faɗi kusan 140°, tare da rarraba ƙarfin haske daidai a cikin kusurwar kallo.

5. Bayanin Injiniya da Fakitin

5.1 Girman Fakitin

Fakitin LED yana auna 2.0mm x 1.25mm x 0.7mm (tsawo x faɗi x tsayi). Hoton sama yana nuna zanen rectangular tare da pads biyu. Hoton ƙasa yana nuna girman pad: 1.00mm x 1.20mm don pad 1 da makamancin haka don pad 2. An yiwa alama da digo ko ƙyalle. Tsarin siyarwa da aka ba da shawarar yana ba da pad 3.20mm x 1.20mm tare da tazara 0.80mm.

5.2 Tef ɗin jigilar kaya da Reel

Ana ba da LEDs a kan tef ɗin jigilar kaya tare da taki na 4.0mm da faɗi 8.0mm. Tef yana da alamomin juzu'i da tef ɗin rufe sama. Reel yana da diamita 178mm (daidaitaccen 7-inch) tare da diamita na cibiya 60mm da faɗin tef 8.0mm. Kowanne reel yana ƙunshe da guda 4000.

6. Jagoran Siyarwa da Haɗawa

6.1 Bayanin Siyarwa ta Reflow

Tsarin reflow da aka ba da shawara yana da ƙimar hawan sama mafi girma 3°C/s, preheat daga 150°C zuwa 200°C na daƙiƙa 60-120, sannan kuma hawa zuwa zazzabin koli na 260°C na mafi girma daƙiƙa 10. Ya kamata ƙimar sanyaya ta kasance mafi girma 6°C/s. Jimillar lokaci daga 25°C zuwa koli bai kamata ya wuce mintuna 8 ba.

6.2 Siyarwa da Ƙarfe na Hannu

Idan ana buƙatar siyarwa da hannu, dole ne zazzabin ƙarfe ya kasance ƙasa da 300°C kuma lokacin taɓawa bai wuce daƙiƙa 3 ba. An yarda da aikin siyarwa na hannu ɗaya kawai.

6.3 Gargadi

Rufin LED shine silicone mai taushi; ka guji matsa lamba a saman ruwan tabarau yayin ɗauka- da-ajiye. Kar a saka a kan PCB da ke lankwasa ko a sanya damuwa ta injiniya bayan siyarwa. Ba a ba da shawarar sanyaya cikin gaggawa bayan reflow ba.

7. Bayanin Marufi da oda

7.1 Bayanin Marufi

Marufi na al'ada: guda 4000 a kowanne reel. An bayyana girman tef ɗin jigilar kaya da reel a cikin bayani. Ana saka lakabi a kan reel wanda ya ƙunshi Lambar Bangare, Lambar Bayani, Lambar Lot, Lambar Bin, Ƙarfin Haske, Bin Launi, Ƙarfin Gaba, Tsawon Haske, Yawa, da Kwanan Wata.

7.2 Marufi mai Juriya ga Dantshi

Ana saka reel a cikin jakar hana danshi tare da bushewa da katin nuna danshi. An rufe jakar da iska kuma an yiwa alama da gargadin ESD. Mafi girman ajiya kafin buɗewa: shekara 1 a ≤30°C da ≤75% RH. Bayan buɗewa, dole ne a yi amfani da sassan a cikin sa'o'i 168 (≤30°C, ≤60% RH) ko kuma a gasa su a 60±5°C na >24 sa'o'i idan an wuce.

7.3 Akwatin Kwali

Ana tattara jakunkuna da aka rufe a cikin akwatunan kwali don jigilar kaya. Kowanne akwati yana da lakabi da umarnin kulawa.

8. Shawarwarin Aikace-aikace

Wannan LED ɗin kore ya dace da alamomin gani, hasken baya na maɓalli, da allon nuni saboda kusurwar kallo mai faɗi da babban haske. Masu zane su tabbatar da samun isasshen zubar da zafi don kiyaye zazzabin haɗin gwiwa ƙasa da 95°C. Dole ne a yi amfani da resistor mai iyakance ƙarfi a jere don hana wuce gona da iri. Don aikin pulse, dole ne a kula da yawan aiki da ƙarfin koli bi da bi da iyakar haƙuri.

9. Kwatancen Fasaha

Idan aka kwatanta da LEDs koraye na al'ada, wannan kayan yana ba da kusurwar kallo mai faɗi sosai 140°, wanda ke da fa'ida ga aikace-aikacen da ke buƙatar rarraba haske daidai. Ƙananan filin 2.0x1.25mm yana ba da damar hawa mai yawa. Zaɓuɓɓukan bin da yawa suna ba da sassauci don daidaita launi da haske a cikin tsararrun.

10. Tambayoyin da Aka Yi Yawa

10.1 Menene ƙarfin tuƙi da aka ba da shawara?

Ƙarfin gwaji na al'ada shine 20mA, amma mafi girman ƙarfin gaba na ci gaba shine 30mA. Don inganci da aminci, ana ba da shawarar 20mA. Idan ana buƙatar ƙarin haske, ana iya amfani da tuƙi na pulse a 60mA tare da yawan aiki 10%.

10.2 Yadda ake magance hankalin ESD?

LED yana da darajar ESD 1000V (HBM). Dole ne a bi matakan kariya na ESD na al'ada (wuraren aiki da aka ƙasa, igiyoyin wuyan hannu, marufi masu ɗaukar wutar lantarki) yayin kulawa da haɗawa.

10.3 Ana iya tsaftace LED bayan siyarwa?

Ee, amma kawai ya kamata a yi amfani da magungunan da aka amince da su kamar isopropyl alcohol. Ba a ba da shawarar tsaftacewa ta ultrasonic ba domin yana iya lalata LED. Silicone mai rufewa yana da taushi kuma yana iya jawo ƙura; ya kamata a yi tsaftacewa a hankali.

11. Misalai na Aiki na Aiki

• Alamomin cikin mota: Kusurwa mai faɗi yana tabbatar da gani daga kujeru da yawa.
• Na'urorin lantarki na masu amfani: Ana amfani da su don alamun kunna wuta a cikin na'urori masu ɗaukuwa.
• Allon sarrafa masana'antu: Babban haske yana ba da damar karantawa a cikin hasken yanayi mai yawa.

12. Gabatarwar Ka'ida

LED yana fitar da haske kore ta hanyar electroluminescence a cikin semiconductor na tushen gallium (mai yiwuwa GaN ko InGaN). Lokacin da aka ba da gaba mai kyau, electrons da holes suna sake haɗuwa a cikin Layer mai aiki, suna sakin photons da makamashi daidai da tsawon hasken kore (510-525nm). Tsawon haske yana ƙaddara ta hanyar bandgap na kayan.

13. Hanyoyin Ci gaba

LEDs koraye suna ci gaba da inganta a cikin inganci da daidaiton launi. Hanyoyin sun haɗa da ƙananan fakitoci (misali, 0603, 0402), ƙarin haske don karantawa a waje, da kuma sarrafa zafi mai kyau. Wannan fakitin 2.0x1.25mm ya riga ya zama ƙarami kuma ya dace da ƙira mai ƙarami.