Teburin Abubuwan Ciki
- 1. Bayanin Samfur
- 1.1 Fa'idodi na Asali da Kasuwar Manufa
- 2. Bincike Mai zurfi na Sigogi na Fasaha
- 2.1 Matsakaicin Ƙimar Ƙimar
- 2.2 Halayen Lantarki da Na'urar Gani
- 2.3 Halayen Thermal
- 3. Bayanin Tsarin Rarrabuwa
- 3.1 Lambar Samfur da Lambobin Rarrabuwa
- 3.2 Rarrabuwar Fihirisar Fitar Launi (CRI)
- 3.3 Rarrabuwar Ƙarfin Hasken Hasken
- 3.4 Rarrabuwar Ƙarfin Gaba
- 3.5 Rarrabuwar Chromaticity (MacAdam Ellipses)
- 4. Bincike na Lanƙwasa Aiki
- 4.1 Ƙarfin Gaba vs. Zazzabi na Haɗin gwiwa (Fig.1)
- 4.2 Matsakaicin Ƙarfin Hasken Hasken vs. Ƙarfin Gaba (Fig.2) & Zazzabi na Haɗin gwiwa (Fig.3)
- 4.3 Ƙarfin Gaba vs. Ƙarfin Gaba (Fig.4)
- 4.4 Matsakaicin Ƙarfin Tuƙi vs. Zazzabin Yanayi/Wurin Gyaɗa (Fig.5)
- 4.5 Tsarin Radiation (Fig.6) da Rarraba Spectrum
- 5. Bayanin Injiniya da Fakitin
- 5.1 Girman Fakitin
- 5.2 Gano Polarity
- 6. Jagororin Gyaɗa da Haɗawa
- 6.1 Bayanin Gyaɗar Sake Kunnawa
- 6.2 Gyaɗar Hannu
- 6.3 Kulawa da Tsare-tsare na Ajiya
- 7. Shawarwari na Aikace-aikace da La'akari da Ƙira
- 7.1 Yanayin Aikace-aikace na Al'ada
- 7.2 Muhimman La'akari da Ƙira
- 8. Kwatancen Fasaha da Bambance-bambance
- 9. Tambayoyin da ake yawan yi (Bisa ga Sigogi na Fasaha)
- 9.1 Menene ainihin amfani da wutar lantarki a wurin aiki na al'ada?
- 9.2 Ta yaya zan fassara lambar rumbun ƙarfin haske \"40L2\"?
- 9.3 Zan iya tuƙa wannan LED a 350mA ci gaba?
- Ellipse na MacAdam yana ayyana yanki akan zanen chromaticity na CIE inda bambance-bambancen launi ba za a iya gane su ga matsakaicin idon ɗan adam ba. Ellipse \"mataki 3\" yana nuna cewa an tabbatar da ma'auni na launi na LED ya faɗi cikin ellipse wanda shine sau uku girman mafi ƙaramin bambanci da za a iya gani (ellipse mataki 1). Wannan yana wakiltar kyakkyawan daidaiton launi, wanda ya dace da yawancin aikace-aikacen haske na gabaɗaya inda ake yarda da ɗan bambancin launi tsakanin LED kusa da juna.
- Harka: Ƙirar Fitilar Panel LED Mai Ingantacciyar Ƙarfi
- XI3030PF LED farin haske ne wanda aka canza phosphor. A tsakiyarsa akwai guntu semiconductor da aka yi da indium gallium nitride (InGaN), wanda ke fitar da hasken shuɗi lokacin da aka nuna shi gaba (wutar lantarki ta wuce ta cikinsa). Wannan guntu mai fitar da hasken shuɗi an haɗa shi a cikin fakitin da ke ɗauke da Layer na cerium-doped yttrium aluminum garnet (YAG:Ce) phosphor. Wani ɓangare na hasken shuɗi daga guntun yana sha ta hanyar phosphor, wanda sai ya sake fitar da haske a cikin babban bakan da ke tsakiya a yankin rawaya. Haɗin sauran hasken shuɗi da faɗin fitarwar rawaya daga phosphor yana haifar da fahimtar hasken farin haske. An sarrafa ainihin daidaitaccen zafin launi (CCT) ta hanyar gyara abun da ke ciki da yawan phosphor.
- Sashen LED mai matsakaicin ƙarfi, wanda fakitoci kamar XI3030PF ke wakilta, yana ci gaba da haɓakawa. Manyan trends na masana'antu suna mai da hankali kan haɓaka ingantaccen haske (lumens kowace watt) ta hanyar inganta ingantaccen ƙididdigewa na ciki na guntun shuɗi da ingantaccen canjin phosphor. Hakanan akwai ƙwararren tuƙi zuwa ga mafi girman fihirisar fitar da launi (CRI), musamman tare da ingantaccen fitar da bakan ja (ƙimar R9), kamar yadda aka gani a cikin rumbun \"R\" a cikin wannan takardun bayanai. Wani trend shine tuƙi don ƙarin daidaiton launi (ƙananan ellipses na MacAdam) don biyan buƙatun babban hasken kasuwanci. Bugu da ƙari, haɗa waɗannan LED ɗin cikin modules tare da direbobi da aka gina da sarrafawa mai wayo shine ci gaban aikace-aikace. Ƙarfafa bin ƙa'idodin muhalli (Maras Halogen, REACH) yanzu buƙatu ne na yau da kullun wanda ƙa'idodin duniya da buƙatun mabukaci na samfuran mai dorewa suka motsa.
- Kalmomin Ƙayyadaddun LED
- Aikin Hasken Wutar Lantarki
- Ma'auni na Lantarki
- Gudanar da Zafi & Amincewa
- Tufafi & Kayan Aiki
- Kula da Inganci & Rarraba
- Gwaji & Takaddun Shaida
1. Bayanin Samfur
XI3030PF na'urar da ake haɗawa ta saman (SMD) ce, LED mai matsakaicin ƙarfi wanda aka haɗa a cikin fakitin PLCC-2. An tsara shi azaman LED farin haske mai kallon sama, yana ba da haɗin gwiwa mai ban sha'awa na babban fitarwa mai ƙarfi da faɗin kusurwar kallo. Ƙananan siffarsa da ingantaccen aiki sun sa ya zama kayan aiki mai amfani wanda ya dace da nau'ikan aikace-aikacen haske. Samfurin yana bin ƙa'idodin muhalli masu tsauri, kasancewar maras gubar (Pb-free), yana bin ƙa'idodin EU REACH, kuma an ƙera shi azaman kayan aiki maras halogen (tare da Bromine <900ppm, Chlorine <900ppm, Br+Cl <1500ppm). Samfurin kansa yana cikin ƙayyadaddun ƙa'idodin RoHS.
1.1 Fa'idodi na Asali da Kasuwar Manufa
Babban fa'idodin jerin XI3030PF sun haɗa da ingantaccen haske, wanda ke nufin ingantaccen amfani da makamashi, da faɗin kusurwar kallo na digiri 120, yana tabbatar da rarraba haske daidai. Amfani da ƙa'idar rarrabuwar ANSI don halayen launi yana tabbatar da daidaito da amincin fitarwar launi a cikin batutuwan samarwa. Waɗannan fasali tare sun sanya wannan LED a matsayin mafita mai kyau don hasken gabaɗaya, hasken ado da nishaɗi, aikace-aikacen nuna alama, ayyukan haskakawa, da fitilun canji. Tsarin aikin sa mai daidaito yana biyan buƙatun kasuwannin haske na mabukaci da ƙwararru waɗanda ke buƙatar tushen haske farin haske mai aminci, inganci, da daidaito.
2. Bincike Mai zurfi na Sigogi na Fasaha
Wannan sashe yana ba da cikakken bayani, fassarar haƙiƙa ta mahimman sigogi na fasaha da aka ƙayyade a cikin takardun bayanai.
2.1 Matsakaicin Ƙimar Ƙimar
Iyakar aikin na'urar an ayyana su a ƙarƙashin yanayin da zafin wurin gyaɗa (TGyaɗa) shine 25°C. Wuce waɗannan ƙimar na iya haifar da lalacewa na dindindin.
- Ƙarfin Gaba (IF):350 mA (Ci gaba).
- Kololuwar Ƙarfin Gaba (IFP):420 mA (Pulsed, aikin haɗin gwiwa 1/10, faɗin bugun jini 10ms).
- Rushewar Wutar Lantarki (Pd):980 mW.
- Zazzabi na Aiki (Topr):-40°C zuwa +100°C.
- Zazzabi na Ajiya (Tstg):-40°C zuwa +100°C.
- Juriya na Thermal (Rth J-S):7.5 °C/W (Haɗin gwiwa zuwa wurin gyaɗa).
- Zazzabi na Haɗin gwiwa (Tj):115 °C (Maksimum).
- Zazzabin Gyaɗa:An ƙididdige gyaɗar sake kunnawa don 260°C na dakika 10. Gyaɗar hannu yana halatta a 350°C na mafi ƙarancin dakika 3. Kayan yana da hankali ga fitar da wutar lantarki (ESD) kuma yana buƙatar kulawa mai kyau.
2.2 Halayen Lantarki da Na'urar Gani
An auna a TGyaɗa= 25°C da daidaitaccen gwajin gwaji na IF=65mA.
- Ƙarfin Hasken Hasken (Φ):Ƙananan ƙimar sun bambanta ta hanyar daidaitaccen zafin launi (CCT), daga 38 lm (3000K, 6500K) zuwa 40 lm (4000K, 5000K). Matsakaicin jurewa shine ±11%.
- Ƙarfin Gaba (VF):Matsakaicin ƙimar shine 2.8V, tare da matsakaicin jurewa na ±0.1V. Matsakaicin ƙimar yana kusa da 2.6-2.7V.
- Fihirisar Fitar Launi (CRI/Ra):An tabbatar da mafi ƙarancin 80 don samfuran da aka jera, tare da jurewa na ±2.
- Kusurwar Kallo (2θ1/2):Digiri 120, na al'ada.
- Ƙarfin Baya (IR):Maksimum 50 µA a ƙarfin baya (VR) na 5V.
2.3 Halayen Thermal
Juriya na thermal daga haɗin gwiwa zuwa wurin gyaɗa sigogi ne mai mahimmanci a 7.5 °C/W. Wannan ƙimar yana rinjayar haɓakar zafin haɗin gwiwa kai tsaye don wani ƙarfin wutar lantarki. Gudanar da thermal mai inganci ta hanyar ƙirar PCB (misali, ramukan thermal, yankin tagulla) yana da mahimmanci don kiyaye zafin haɗin gwiwa ƙasa da matsakaicin 115°C, yana tabbatar da amincin dogon lokaci da kwanciyar hankali na fitar da haske.
3. Bayanin Tsarin Rarrabuwa
Samfurin yana amfani da cikakken tsarin rarrabuwa don tabbatar da daidaito da aikin launi.
3.1 Lambar Samfur da Lambobin Rarrabuwa
Lambar sashi XI3030PF/KK8C-5MXXXX28U6/2N ta ƙunshi lambobin rarrabuwa da aka haɗa. Sashen \"XXXX\" an maye gurbinsa da takamaiman lambobi waɗanda ke ayyana mahimman sigogi: CRI, CCT, da Ƙarfin Hasken Hasken. Misali, a cikin \"5M404028U6\", \"5M\" yana nuna CRI ≥80, \"40\" yana nuna CCT na 4000K, na biyu \"40\" yana nuna mafi ƙarancin ƙarfin haske na 40 lm, \"28\" yana nuna matsakaicin ƙarfin gaba na 2.8V, kuma \"U6\" yana nuna ƙarfin gaba na 65mA.
3.2 Rarrabuwar Fihirisar Fitar Launi (CRI)
CRI ana rarraba shi da takamaiman ƙananan ƙimar: M=60, N=65, L=70, Q=75, K=80, P=85, H=90, R=90 (tare da R9≥50). Samfuran a cikin wannan takardun bayanai suna amfani da rumbun \"K\", suna tabbatar da Ra ≥80.
3.3 Rarrabuwar Ƙarfin Hasken Hasken
Ana rarraba ƙarfin haske bisa ga ƙungiyar CCT. Misali, a 4000K/5000K, rumbuna sune 40L2 (40-42 lm) da 42L2 (42-44 lm). A 3000K, rumbuna sune 38L2 (38-40 lm) da 40L2 (40-42 lm). A 6500K, rumbuna sune 39L2 (39-41 lm) da 41L2 (41-43 lm). Duk suna da jurewa na ±11%.
3.4 Rarrabuwar Ƙarfin Gaba
Ana rarraba ƙarfin lantarki ƙarƙashin lambar \"2628\" tare da rumbuna biyu: 26A (2.6-2.7V) da 27A (2.7-2.8V), tare da jurewa na ±0.1V.
3.5 Rarrabuwar Chromaticity (MacAdam Ellipses)
Ana sarrafa ma'auni na chromaticity na LED a cikin ƙayyadaddun matakan ellipse na MacAdam don tabbatar da daidaiton launi. Takardun bayanai tana ba da bayanai don duka matakan ellipse 3 da 5 a cikin CCTs da ake samu (3000K, 4000K, 5000K, 6500K). Ellipse mai mataki 3 ƙaramin jurewa ne, ma'ana LED ɗin da ke cikin wannan ellipse suna kama da juna a gani a launi. Hoton CIE 1931 da aka bayar yana kwatanta maƙasudin maƙasudin chromaticity na kowane CCT.
4. Bincike na Lanƙwasa Aiki
Takardun bayanai ta ƙunshi zane-zane da yawa waɗanda ke nuna halayen LED a ƙarƙashin yanayi daban-daban.
4.1 Ƙarfin Gaba vs. Zazzabi na Haɗin gwiwa (Fig.1)
Wannan lanƙwasa yana nuna cewa ƙarfin gaba (VF) yana da ƙimar zafin jiki mara kyau. Yayin da zafin haɗin gwiwa (Tj) ya karu daga 25°C zuwa 115°C, VFyana raguwa a layi da kusan 0.2V. Wannan siffa tana da mahimmanci don ƙirar direba mai ƙarfi na yau da kullun da la'akari da ramuwar thermal.
4.2 Matsakaicin Ƙarfin Hasken Hasken vs. Ƙarfin Gaba (Fig.2) & Zazzabi na Haɗin gwiwa (Fig.3)
Hoto na 2 yana nuna alaƙar ƙarancin layi tsakanin fitar da haske da ƙarfin lantarki; ƙara ƙarfin lantarki yana haifar da raguwar riba a cikin ƙarfin haske. Hoto na 3 yana nuna mummunan tasirin zafin jiki akan fitar da haske. Matsakaicin ƙarfin haske yana raguwa yayin da Tjya tashi, yana nuna mahimmanci na buƙatar ingantaccen nutsewar zafi don kiyaye haske da tsawon rai.
4.3 Ƙarfin Gaba vs. Ƙarfin Gaba (Fig.4)
Wannan shine daidaitaccen lanƙwasa I-V, yana nuna alaƙar ƙima ta al'ada na diode. Yana da mahimmanci don tantance wurin aiki da rushewar wutar lantarki (VF* IF).
4.4 Matsakaicin Ƙarfin Tuƙi vs. Zazzabin Yanayi/Wurin Gyaɗa (Fig.5)
Wannan zanen rage ƙimar yana ayyana matsakaicin ƙarfin gaba da aka yarda bisa zafin jiki a wurin gyaɗa. Yayin da zafin yanayi/wurin gyaɗa ya karu, dole ne a rage matsakaicin ƙarfin tuƙi mai aminci don hana zafin haɗin gwiwa ya wuce iyakarsa. Wannan zane yana da mahimmanci don ƙirar ingantattun tsarin da ke aiki a cikin yanayin zafi mai girma.
4.5 Tsarin Radiation (Fig.6) da Rarraba Spectrum
Hoto na 6 zane ne na polar wanda ke tabbatar da faɗin tsarin fitarwa mai kama da Lambertian tare da kusurwar kallo na 120°. Zanen rarraba bakan yana nuna rarraba ƙarfin bakan (SPD) na LED farin haske, wanda shine blue die haɗe da phosphor, yana haifar da babban kololuwar fitarwa a yankin rawaya da ƙaramin kololuwar shuɗi.
5. Bayanin Injiniya da Fakitin
5.1 Girman Fakitin
XI3030PF yana da matsakaicin girman ƙafa na 3.0mm x 3.0mm. Matsakaicin tsayin fakitin shine kusan 1.1mm. Zanen girma yana ƙayyadaddun mahimman ma'auni ciki har da girman kushin (yawanci 2.8mm x 2.8mm), girman ruwan tabarau, da cikakkun bayanai na yankewa. Ana jurewa gabaɗaya ±0.2mm sai dai idan an lura daban.
5.2 Gano Polarity
Fakitin PLCC-2 yana da alamar da aka ƙera ko kusurwar da aka yanka a jiki. Wannan alamar zahiri tana nuna gefen cathode. Daidaitaccen jagorar polarity yana da mahimmanci yayin haɗawa don tabbatar da aiki mai kyau.
6. Jagororin Gyaɗa da Haɗawa
6.1 Bayanin Gyaɗar Sake Kunnawa
Kayan yana dacewa da gyaɗar sake kunnawa ta infrared ko convection. Matsakaicin zafin kololuwa bai kamata ya wuce 260°C ba, kuma lokacin da ya wuce 260°C ya kamata a iyakance shi zuwa dakika 10. Ana ba da shawarar daidaitaccen bayanin sake kunnawa maras gubar.
6.2 Gyaɗar Hannu
Idan gyaɗar hannu ta zama dole, ya kamata a sarrafa zafin ƙarshen ƙarfe zuwa matsakaicin 350°C, kuma lokacin tuntuɓar kowane jagora ya kamata a iyakance shi zuwa dakika 3. Yi amfani da ƙarfe mai ƙaramin ƙarfi (kimanin 30W) tare da ƙaramin ƙarshe.
6.3 Kulawa da Tsare-tsare na Ajiya
LED yana da hankali ga fitar da wutar lantarki (ESD). Yi amfani da shi a cikin yanayin da aka kare ESD ta amfani da igiyoyin wuyan hannu da aka ƙaddamar da su da katifu masu ɗaukar wutar lantarki. Ajiye a cikin asali, jakunkuna masu hana danshi a cikin yanayi mai sarrafawa (kamar yadda yake bisa kewayon zafin ajiya). Guji bayyanawa ga babban danshi kafin gyaɗa.
7. Shawarwari na Aikace-aikace da La'akari da Ƙira
7.1 Yanayin Aikace-aikace na Al'ada
- Hasken Gabaɗaya:Ƙwayoyin LED, bututu, fitilun panel, fitilun ƙasa.
- Hasken Ado:Fitilun igiya, hasken gine-gine, alamar alama.
- Hasken Nishaɗi:Tasirin hasken dandali inda ake buƙatar daidaitaccen hasken farin haske.
- Masu Nuna Alama & Fitilun Canji:Hasken baya don panel, masu canji, da alamomin matsayi waɗanda ke buƙatar haske mafi girma fiye da daidaitattun LED.
7.2 Muhimman La'akari da Ƙira
- Gudanar da Thermal:Wannan shine mafi mahimmanci. Yi amfani da PCB tare da isasshen taimakon thermal, ramukan thermal a ƙarƙashin kushin, da isasshen yankin tagulla don watsar da zafi. 7.5 °C/W Rth J-Sdaga haɗin gwiwa zuwa wurin gyaɗa ne; dole ne a sarrafa juriya na thermal na tsarin zuwa yanayi ta hanyar ƙirar allon.
- Ƙarfin Tuƙi:Duk da cewa an ƙididdige shi har zuwa 350mA, yin aiki a ƙananan ƙarfin lantarki kamar na al'ada 65mA yana inganta inganci da tsawon rai. Yi amfani da direban LED mai ƙarfi na yau da kullun don ingantaccen aiki.
- Na'urorin Gani:Faɗin katakon digiri 120 na iya buƙatar na'urorin gani na biyu (ruwan tabarau, masu nunawa) don aikace-aikacen da ke buƙatar haske mai mai da hankali ko jagora.
- Daidaiton Launi:Don aikace-aikacen da daidaitawar launi ke da mahimmanci, ƙayyade matsananciyar matakan ellipse na MacAdam (misali, mataki 3) kuma tabbatar da cewa duk LED ɗin da ke cikin kayan aiki suna daga rumbun samarwa ɗaya don ƙarfin haske da ƙarfin lantarki.
8. Kwatancen Fasaha da Bambance-bambance
Duk da cewa takardun bayanai ba ta kwatanta kai tsaye da wasu samfuran ba, bincike na haƙiƙa bisa ga sigoginsa yana bayyana matsayinsa. XI3030PF, tare da girman ƙafarsa na 3.0x3.0mm, yana zaune a cikin sanannen nau'in matsakaicin ƙarfi. Mahimman bambance-bambancensa sun haɗa da ingantaccen inganci don ajinsa (misali, ~230 lm/W na al'ada a 65mA don 4000K), faɗin kusurwar kallo na 120°, da cikakken rarrabuwar ƙa'idar ANSI don launi da ƙarfin haske. Matsakaicin ƙarfin gaba na 2.8V yana da gasa, yana iya haifar da ƙarancin asarar juriya na tsarin idan aka kwatanta da LED masu mafi girman VF. Bin sabbin ƙa'idodin muhalli (Maras Halogen, REACH) shima babbar fa'ida ce don ƙirar zamani, masu wayar da kan muhalli.
9. Tambayoyin da ake yawan yi (Bisa ga Sigogi na Fasaha)
9.1 Menene ainihin amfani da wutar lantarki a wurin aiki na al'ada?
A daidaitaccen yanayin gwaji na IF=65mA da na al'ada VFna 2.7V, shigar da wutar lantarki shine kusan 175.5 mW (0.065A * 2.7V).
9.2 Ta yaya zan fassara lambar rumbun ƙarfin haske \"40L2\"?
\"40\" yana wakiltar mafi ƙarancin ƙarfin haske a cikin lumens don wannan rumbun. \"L2\" shine mai gano rumbun ciki. Ainihin kewayon rumbun 40L2 a 4000K shine 40-42 lm (mafi ƙanƙanta zuwa mafi girma), tare da jurewa na ±11% a saman hakan.
9.3 Zan iya tuƙa wannan LED a 350mA ci gaba?
Ee, amma kawai idan gudanar da thermal yana da inganci musamman. Takardun bayanai ta jera mafi ƙarancin ƙimar ƙarfin haske a 350mA, amma rushewar wutar lantarki zai kusan 1W (350mA * ~2.8V), yana tura iyakokin ƙimar P na 980mW. Dole ne a kiyaye zafin haɗin gwiwa ƙasa da 115°C, wanda ke buƙatar ƙaramin juriya na thermal na tsarin. Don yawancin aikace-aikace, ana ba da shawarar yin aiki a ƙaramin ƙarfin lantarki (misali, 150mA ko 65mA) don ingantaccen inganci da aminci.d9.4 Menene ma'anar \"MacAdam mataki 3\" don daidaiton launi?
Ellipse na MacAdam yana ayyana yanki akan zanen chromaticity na CIE inda bambance-bambancen launi ba za a iya gane su ga matsakaicin idon ɗan adam ba. Ellipse \"mataki 3\" yana nuna cewa an tabbatar da ma'auni na launi na LED ya faɗi cikin ellipse wanda shine sau uku girman mafi ƙaramin bambanci da za a iya gani (ellipse mataki 1). Wannan yana wakiltar kyakkyawan daidaiton launi, wanda ya dace da yawancin aikace-aikacen haske na gabaɗaya inda ake yarda da ɗan bambancin launi tsakanin LED kusa da juna.
10. Ƙirar Aiki da Amfani da Harka
Harka: Ƙirar Fitilar Panel LED Mai Ingantacciyar Ƙarfi
Mai zane yana ƙirƙirar fitilar panel LED 600x600mm don amfani da ofis da ke nufin ingantaccen inganci da ingantaccen launi (CRI >80). Sun zaɓi XI3030PF/KK8C-5M404028U6/2N saboda zafin farin haske na tsaka-tsaki na 4000K, CRI 80+, da ingantaccen inganci na 230 lm/W. Don haɓaka tsawon rai da inganci, sun zaɓi tuƙa LED ɗin a 65mA maimakon matsakaicin ƙimar. Sun ƙera PCB na ƙarfe-core (MCPCB) tare da babban Layer dielectric mai ɗaukar thermal don canja wurin zafi yadda ya kamata daga kushin gyaɗa na LED zuwa tushen aluminum, wanda ke aiki azaman nutsewar zafi. An shirya LED ɗin a cikin tsari na jerin-layin layi wanda direba mai ƙarfi na yau da kullun ke ɗaukar nauyinsa. Ta hanyar aiki da kyau a cikin iyakokin thermal da na lantarki da kuma amfani da ingantaccen inganci da daidaitaccen rarrabuwar LED, mai zane ya cimma fitilar panel tare da babban fitar da haske, daidaitaccen launi, da tsawon rai na aiki.
11. Gabatarwa da Ka'idar Aiki
XI3030PF LED farin haske ne wanda aka canza phosphor. A tsakiyarsa akwai guntu semiconductor da aka yi da indium gallium nitride (InGaN), wanda ke fitar da hasken shuɗi lokacin da aka nuna shi gaba (wutar lantarki ta wuce ta cikinsa). Wannan guntu mai fitar da hasken shuɗi an haɗa shi a cikin fakitin da ke ɗauke da Layer na cerium-doped yttrium aluminum garnet (YAG:Ce) phosphor. Wani ɓangare na hasken shuɗi daga guntun yana sha ta hanyar phosphor, wanda sai ya sake fitar da haske a cikin babban bakan da ke tsakiya a yankin rawaya. Haɗin sauran hasken shuɗi da faɗin fitarwar rawaya daga phosphor yana haifar da fahimtar hasken farin haske. An sarrafa ainihin daidaitaccen zafin launi (CCT) ta hanyar gyara abun da ke ciki da yawan phosphor.
12. Trends na Fasaha da Ci gaba
Sashen LED mai matsakaicin ƙarfi, wanda fakitoci kamar XI3030PF ke wakilta, yana ci gaba da haɓakawa. Manyan trends na masana'antu suna mai da hankali kan haɓaka ingantaccen haske (lumens kowace watt) ta hanyar inganta ingantaccen ƙididdigewa na ciki na guntun shuɗi da ingantaccen canjin phosphor. Hakanan akwai ƙwararren tuƙi zuwa ga mafi girman fihirisar fitar da launi (CRI), musamman tare da ingantaccen fitar da bakan ja (ƙimar R9), kamar yadda aka gani a cikin rumbun \"R\" a cikin wannan takardun bayanai. Wani trend shine tuƙi don ƙarin daidaiton launi (ƙananan ellipses na MacAdam) don biyan buƙatun babban hasken kasuwanci. Bugu da ƙari, haɗa waɗannan LED ɗin cikin modules tare da direbobi da aka gina da sarrafawa mai wayo shine ci gaban aikace-aikace. Ƙarfafa bin ƙa'idodin muhalli (Maras Halogen, REACH) yanzu buƙatu ne na yau da kullun wanda ƙa'idodin duniya da buƙatun mabukaci na samfuran mai dorewa suka motsa.
The mid-power LED segment, represented by packages like the XI3030PF, continues to evolve. Key industry trends focus on increasing luminous efficacy (lumens per watt) through improvements in internal quantum efficiency of the blue chip and phosphor conversion efficiency. There is also a strong drive towards higher color rendering indices (CRI), particularly with improved red spectrum rendering (R9 value), as seen in the \"R\" bin in this datasheet. Another trend is the push for tighter color consistency (smaller MacAdam ellipses) to meet the demands of high-end commercial lighting. Furthermore, the integration of these LEDs into modules with built-in drivers and smart controls is a growing application trend. The emphasis on environmental compliance (Halogen-Free, REACH) is now a standard requirement driven by global regulations and consumer demand for sustainable products.
Kalmomin Ƙayyadaddun LED
Cikakken bayanin kalmomin fasaha na LED
Aikin Hasken Wutar Lantarki
| Kalma | Naúrar/Wakilci | Bayanin Sauri | Me yasa yake da muhimmanci |
|---|---|---|---|
| Ingancin Hasken Wuta | lm/W (lumen kowace watt) | Fitowar haske kowace watt na wutar lantarki, mafi girma yana nufin mafi ingancin kuzari. | Kai tsaye yana ƙayyade matakin ingancin kuzari da farashin wutar lantarki. |
| Gudun Hasken Wuta | lm (lumen) | Jimillar hasken da tushe ke fitarwa, ana kiransa "haske". | Yana ƙayyade ko hasken yana da haske sosai. |
| Kusurwar Dubawa | ° (digiri), misali 120° | Kusurwar da ƙarfin haske ya ragu zuwa rabi, yana ƙayyade faɗin haske. | Yana shafar kewar haskakawa da daidaito. |
| Zafin Launi (CCT) | K (Kelvin), misali 2700K/6500K | Zafi/sanyin haske, ƙananan ƙimomi rawaya/zafi, mafi girma fari/sanyi. | Yana ƙayyade yanayin haskakawa da yanayin da suka dace. |
| CI / Ra | Ba naúrar, 0–100 | Ikon ba da launukan abubuwa daidai, Ra≥80 yana da kyau. | Yana shafar sahihancin launi, ana amfani dashi a wurare masu buƙatu kamar shaguna, gidajen tarihi. |
| SDCM | Matakan ellipse MacAdam, misali "5-mataki" | Ma'aunin daidaiton launi, ƙananan matakai suna nufin mafi daidaiton launi. | Yana tabbatar da daidaiton launi a cikin rukunin LED iri ɗaya. |
| Matsakaicin Tsawon Raɗaɗin Hasken | nm (nanomita), misali 620nm (ja) | Tsawon raɗaɗin haske daidai da launin LED masu launi. | Yana ƙayyade launin ja, rawaya, kore LED masu launi ɗaya. |
| Rarraba Bakan Hasken | Layin tsawon raɗaɗi da ƙarfi | Yana nuna rarraba ƙarfi a cikin tsawon raɗaɗin haske. | Yana shafar ba da launi da ingancin launi. |
Ma'auni na Lantarki
| Kalma | Alamar | Bayanin Sauri | Abubuwan ƙira |
|---|---|---|---|
| Ƙarfin lantarki na gaba | Vf | Mafi ƙarancin ƙarfin lantarki don kunna LED, kamar "maƙallan farawa". | Ƙarfin lantarki na injin dole ya zama ≥Vf, ƙarfin lantarki yana ƙara don LED a jere. |
| Ƙarfin lantarki na gaba | If | Ƙimar ƙarfin lantarki don aikin LED na yau da kullun. | Yawanci tuƙi mai ƙarfi akai-akai, ƙarfin lantarki yana ƙayyade haske da tsawon rai. |
| Matsakaicin Ƙarfin lantarki na bugun jini | Ifp | Matsakaicin ƙarfin lantarki mai jurewa na ɗan lokaci, ana amfani dashi don duhu ko walƙiya. | Fadin bugun jini da sake zagayowar aiki dole ne a sarrafa su sosai don guje wa lalacewa. |
| Ƙarfin lantarki na baya | Vr | Matsakaicin ƙarfin lantarki na baya da LED zai iya jurewa, wanda ya wuce zai iya haifar da rushewa. | Dangane dole ne ya hana haɗin baya ko ƙarfin lantarki. |
| Juriya na zafi | Rth (°C/W) | Juriya ga canja wurin zafi daga guntu zuwa solder, ƙasa yana da kyau. | Babban juriya na zafi yana buƙatar zubar da zafi mai ƙarfi. |
| Rigakafin ESD | V (HBM), misali 1000V | Ikon jurewa zubar da wutar lantarki, mafi girma yana nufin ƙasa mai rauni. | Ana buƙatar matakan hana wutar lantarki a cikin samarwa, musamman ga LED masu hankali. |
Gudanar da Zafi & Amincewa
| Kalma | Ma'aunin maɓalli | Bayanin Sauri | Tasiri |
|---|---|---|---|
| Zazzabin Haɗin gwiwa | Tj (°C) | Ainihin yanayin aiki a cikin guntun LED. | Kowane raguwa 10°C na iya ninka tsawon rai; yayi yawa yana haifar da lalacewar haske, canjin launi. |
| Ragewar Lumen | L70 / L80 (sa'o'i) | Lokacin da haske ya ragu zuwa 70% ko 80% na farko. | Kai tsaye yana ayyana "tsawon sabis" na LED. |
| Kula da Lumen | % (misali 70%) | Kashi na hasken da aka riƙe bayan lokaci. | Yana nuna riƙon haske akan amfani na dogon lokaci. |
| Canjin Launi | Δu′v′ ko ellipse MacAdam | Matsakaicin canjin launi yayin amfani. | Yana shafar daidaiton launi a cikin yanayin haskakawa. |
| Tsufa na Zafi | Lalacewar kayan aiki | Lalacewa saboda yanayin zafi na dogon lokaci. | Zai iya haifar da raguwar haske, canjin launi, ko gazawar buɗe kewaye. |
Tufafi & Kayan Aiki
| Kalma | Nau'ikan gama gari | Bayanin Sauri | Siffofi & Aikace-aikace |
|---|---|---|---|
| Nau'in Kunshin | EMC, PPA, Yumbu | Kayan gida masu kare guntu, samar da hanyar sadarwa ta gani/zafi. | EMC: juriya mai kyau na zafi, farashi mai rahusa; Yumbu: mafi kyawun zubar da zafi, tsawon rai. |
| Tsarin Guntu | Gaba, Guntu Juyawa | Tsarin na'urorin lantarki na guntu. | Juyawar guntu: mafi kyawun zubar da zafi, inganci mafi girma, don ƙarfi mai ƙarfi. |
| Rufin Phosphor | YAG, Silicate, Nitride | Yana rufe guntu shuɗi, yana canza wasu zuwa rawaya/ja, yana haɗa su zuwa fari. | Phosphor daban-daban suna shafar inganci, CCT, da CRI. |
| Ruwan tabarau/Optics | Lefi, Microlens, TIR | Tsarin gani a saman yana sarrafa rarraba haske. | Yana ƙayyade kusurwar dubawa da layin rarraba haske. |
Kula da Inganci & Rarraba
| Kalma | Abun rarraba | Bayanin Sauri | Manufa |
|---|---|---|---|
| Kwalin Gudun Hasken | Lambar misali 2G, 2H | An tattara su ta hanyar haske, kowace ƙungiya tana da ƙananan/matsakaicin ƙimar lumen. | Yana tabbatar da daidaiton haske a cikin jeri ɗaya. |
| Kwalin Ƙarfin lantarki | Lambar misali 6W, 6X | An tattara su ta hanyar kewayon ƙarfin lantarki na gaba. | Yana sauƙaƙe daidaitawar tuƙi, yana inganta ingancin tsarin. |
| Kwalin Launi | Ellipse MacAdam 5-mataki | An tattara su ta hanyar daidaitattun launi, yana tabbatar da ƙuntataccen kewayon. | Yana ba da garantin daidaiton launi, yana guje wa launi mara daidaituwa a cikin kayan aikin. |
| Kwalin CCT | 2700K, 3000K da sauransu | An tattara su ta hanyar CCT, kowanne yana da madaidaicin kewayon daidaitawa. | Yana cika buƙatun CCT na yanayi daban-daban. |
Gwaji & Takaddun Shaida
| Kalma | Matsakaicin/Gwaji | Bayanin Sauri | Muhimmanci |
|---|---|---|---|
| LM-80 | Gwajin kula da lumen | Haskakawa na dogon lokaci a yanayin zafi akai-akai, yana rikodin lalacewar haske. | Ana amfani dashi don kimanta rayuwar LED (tare da TM-21). |
| TM-21 | Matsakaicin kimanta rayuwa | Yana kimanta rayuwa a ƙarƙashin yanayi na ainihi bisa bayanan LM-80. | Yana ba da hasashen kimiyya na rayuwa. |
| IESNA | Ƙungiyar Injiniyoyin Haskakawa | Yana rufe hanyoyin gwajin gani, lantarki, zafi. | Tushen gwaji da masana'antu suka amince. |
| RoHS / REACH | Tabbatarwar muhalli | Yana tabbatar da babu abubuwa masu cutarwa (darma, mercury). | Bukatar shiga kasuwa a duniya. |
| ENERGY STAR / DLC | Tabbatarwar ingancin kuzari | Tabbatarwar ingancin kuzari da aiki don samfuran haskakawa. | Ana amfani dashi a cikin sayayyan gwamnati, shirye-shiryen tallafi, yana haɓaka gasa. |