Teburin Abubuwan Ciki
- 1. Bayyani Game da Samfur
- 1.1 Muhimman Siffofi da Fa'idodi
- 2. Bincike Mai zurfi na Sigogi na Fasaha
- 2.1 Matsakaicin Matsayin Cikakke
- 2.2 Halayen Lantarki
- 2.3 Halayen Zafi
- 3. Binciken Lanƙwan Aiki
- 3.1 Halayen VF-IF
- 3.2 Halayen VR-IR
- 3.3 Matsakaicin Ƙarfin Lantarki na Gaba vs. Yanayin Zafi na Akwati
- 3.4 Juriyar Zafi na ɗan Lokaci
- 4. Bayanin Injiniya da Kunshi
- 4.1 Tsarin Kunshi da Girma
- 4.2 Tsarin Fil da Polarity
- 4.3 Tsarin Ƙasar PCB da Aka Shawarta
- 5. Jagororin Aikace-aikace da La'akari da Ƙira
- 5.1 Daidaitattun Da'irori na Aikace-aikace
- 5.2 Sanyaya da Ƙirar Zafi
- 5.3 La'akari da Tsari
- 6. Kwatancen Fasaha da Bambance-bambance
- 6.1 vs. Diyodai na PN Junction na Silicon
- 6.2 vs. Diyodi na Jiki na MOSFET na Silicon Carbide
- 7. Tambayoyin da ake yawan yi (FAQs)
- 8. Ka'idojin Fasaha da Trends
- 8.1 Ka'idar Aiki na Diyodi na SiC Schottky
- 8.2 Trends na Masana'antu
- 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. Bayyani Game da Samfur
EL-SAF008 65JA diyodi ne na Silicon Carbide (SiC) Schottky Barrier (SBD) wanda aka ƙera don aikace-aikacen canza wutar lantarki mai inganci da sauri. An haɗa shi a cikin daidaitaccen kunshin TO-220-2L, wannan na'urar tana amfani da kyawawan kaddarorin Silicon Carbide don ba da fa'idodi masu mahimmanci fiye da diyodai na silicon na al'ada, musamman a cikin tsarin da ke buƙatar babban ƙarfin lantarki, saurin sauyawa, da ingantaccen sarrafa zafi.
Babban fa'idar fasahar SiC tana cikin faɗin bandgap dinta, wanda ke ba da damar diyodin yin aiki a cikin yanayin zafi mafi girma, ƙarfin lantarki, da saurin sauyawa. An ƙera wannan na'urar don rage asarar sauyawa da na gudana, wanda ke taimakawa kai tsaye wajen haɓaka yawan wutar lantarki da ingancin tsarin gaba ɗaya. Kasuwowar da aka fi niyya sun haɗa da na'urorin samar da wutar lantarki mai sauyawa (SMPS), masu juyawa makamashin sabuntawa, na'urorin motsa mota, da mahimman tsarin wutar lantarki kamar cibiyoyin bayanai da na'urorin samar da wutar lantarki marasa katsewa (UPS).
1.1 Muhimman Siffofi da Fa'idodi
Na'urar ta ƙunshi siffofi da yawa na ƙira waɗanda ke fassara zuwa fa'idodin tsarin da ake iya gani:
- Ƙarancin Ƙarfin Lantarki na Gaba (VF):Yawanci 1.5V a 8A da 25°C. Wannan yana rage asarar gudana, yana haifar da aiki mai sanyi da inganci mafi girma.
- Ba Kudi Na Komawa (Qc) A Zahiri:Wata mahimmiyar sifa ta diyodan Schottky, tare da ƙayyadaddun Qc na 12nC kawai. Wannan yana kawar da asarar komawa, babban tushen asarar sauyawa a cikin diyodai na PN junction na silicon, yana ba da damar saurin sauyawa.
- Ƙarfin Ƙarfin Lantarki na Guguwa (IFSM):An ƙididdige shi don ƙarfin lantarki na guguwa mara maimaitawa na 29A (10ms rabin igiyar sine). Wannan yana ba da ƙarfi don jure ƙarfin lantarki na shiga da ɗaukar nauyi na ɗan lokaci.
- Babban Yanayin Zafi na Junction (TJ,max):An ƙididdige shi don aiki har zuwa 175°C. Wannan yana ba da damar yin aiki a cikin yanayin zafi mai girma ko kuma yana ba da damar amfani da ƙananan na'urorin sanyaya.
- Aiki A Layi:Kyakkyawan coefficient na zafi na faɗuwar ƙarfin lantarki na gaba yana taimakawa hana guduwar zafi, yana sa na'urar ta dace da haɗin layi don ɗaukar ƙarin ƙarfin lantarki.
- Yin Biyayya da Muhalli:Na'urar ba ta da gubar, ba ta da halogen, kuma tana bin ka'idojin RoHS, tana cika ka'idojin muhalli na zamani.
Fa'idodin da aka haɗa suna da mahimmanci: ingantaccen ingancin tsarin, rage buƙatun sanyaya (wanda ke haifar da ƙaramin girman tsarin da farashi), da ikon yin aiki a cikin mitoci mafi girma don rage girman na'urorin maganadisu.
2. Bincike Mai zurfi na Sigogi na Fasaha
Wannan sashe yana ba da cikakken fassara, haƙiƙa na mahimman sigogi na lantarki da na zafi da aka ƙayyade a cikin takardar bayanai.
2.1 Matsakaicin Matsayin Cikakke
Waɗannan ƙididdiga suna ayyana iyakokin damuwa waɗanda sama da su lalacewar dindindin na iya faruwa ga na'urar. Ba a ba da garantin aiki a ko sama da waɗannan iyakokin ba.
- Matsakaicin Ƙarfin Lantarki na Komawa Maimaitawa (VRRM):650V. Wannan shine matsakaicin ƙarfin lantarki na komawa na nan take wanda za'a iya amfani da shi akai-akai.
- Ƙarfin Lantarki na DC Blocking (VR):650V. Matsakaicin ci gaba da ƙarfin lantarki na komawa na DC.
- Ci gaba da Ƙarfin Lantarki na Gaba (IF):8A. Wannan shine matsakaicin ci gaba da ƙarfin lantarki na gaba, wanda aka iyakance ta hanyar matsakaicin yanayin zafi na junction da juriyar zafi daga junction zuwa akwati (Rth(JC)).
- Ƙarfin Lantarki na Gaba Maras Maimaitawa na Guguwa (IFSM):29A (TC=25°C, tp=10ms, rabin igiyar sine). Wannan ƙididdiga yana da mahimmanci don tantance ikon diyodin na jure yanayin gajeriyar kewayawa ko ƙarfin lantarki na farawa.
- Yanayin Zafi na Junction (TJ):-55°C zuwa +175°C. Yankin aiki da ajiya na kanta na semiconductor die.
2.2 Halayen Lantarki
Waɗannan su ne sigogin ayyukan da aka garantinta a ƙarƙashin ƙayyadaddun yanayin gwaji.
- Ƙarfin Lantarki na Gaba (VF):Matsakaici 1.85V a IF=8A a cikin cikakken kewayon zafi (25°C zuwa 175°C). Ƙimar al'ada ita ce 1.5V a 25°C. Yana da mahimmanci a lura cewa VF yana da kyakkyawan coefficient na zafi.
- Ƙarfin Lantarki na Komawa (IR):Matsakaici 40µA a VR=520V, TJ=25°C. Wannan yana ƙaruwa tare da zafi, tare da matsakaicin 20µA a 175°C a ƙarƙashin VR iri ɗaya. Ƙarancin ɓarna yana da mahimmanci don inganci a cikin yanayin toshewa.
- Jimlar Capacitance (C) & Cajin Capacitive (QC):Capacitance na junction ya dogara da ƙarfin lantarki, yana raguwa daga 208pF a 1V zuwa 18pF a 400V (f=1MHz). Jimlar cajin capacitive QC, wani muhimmin siga don lissafin asarar sauyawa, yawanci 12nC ne a VR=400V, TJ=25°C. Makamashin da aka adana (EC) yawanci 1.7µJ ne a VR=400V.
2.3 Halayen Zafi
Sarrafa zafi yana da mahimmanci ga aminci da aiki.
- Juriyar Zafi, Junction-zuwa-Akwati (Rth(JC)):Na al'ada 1.9 °C/W. Wannan ƙaramin ƙima yana nuna ingantaccen canja wurin zafi daga guntun silicon carbide zuwa tab ɗin ƙarfe na kunshin TO-220. Ita ce hanyar farko don kawar da zafi lokacin da aka ɗora akan na'urar sanyaya.
- Jimlar Ragewar Wutar Lantarki (PD):42W a TC=25°C. Wannan shine matsakaicin wutar lantarki da na'urar za ta iya tarwatsa lokacin da yanayin zafi na akwati ya kasance a 25°C. A aikace-aikace na gaske, abin da ake iya samu na tarwatsa ya yi ƙasa saboda juriyar zafi na na'urar sanyaya da yanayin yanayi.
3. Binciken Lanƙwan Aiki
Takardar bayanai tana ba da lanƙwan halaye da yawa waɗanda ke da mahimmanci don ƙira da kwaikwayo.
3.1 Halayen VF-IF
Wannan jadawali yana zana faɗuwar ƙarfin lantarki na gaba akan ƙarfin lantarki na gaba, yawanci a yanayin zafi na junction da yawa (misali, 25°C, 125°C, 175°C). Yana tabbatar da ƙarancin VF da kyakkyawan coefficient na zafi. Masu ƙira suna amfani da wannan don ƙididdige asarar gudana (Pcond = VF * IF) a ƙarfin lantarki da zafin aikinsu.
3.2 Halayen VR-IR
Wannan lanƙwan yana nuna ƙarfin lantarki na komawa a matsayin aiki na ƙarfin lantarki na komawa da aka yi amfani da shi, kuma a yanayin zafi daban-daban. Yana taimaka wa masu ƙira su fahimci asarar yanayin kashewa kuma su tabbatar cewa ɓarna a matsakaicin ƙarfin lantarki na aiki na tsarin ya yarda.
3.3 Matsakaicin Ƙarfin Lantarki na Gaba vs. Yanayin Zafi na Akwati
Wannan lanƙwan rage ƙima yana nuna yadda matsakaicin ƙarfin lantarki na gaba da aka yarda (IF) ke raguwa yayin da yanayin zafi na akwati (TC) ke ƙaruwa. Kayan aiki ne mai mahimmanci don girman na'urar sanyaya. An samo lanƙwan daga dabarar: IF_max = sqrt((TJ,max - TC) / (Rth(JC) * Rth(F))), inda Rth(F) shine juriyar zafi na gaba.
3.4 Juriyar Zafi na ɗan Lokaci
Jadawalin juriyar zafi na ɗan lokaci (Zth(JC)) akan faɗin bugun jini yana da mahimmanci don kimanta aikin zafi a ƙarƙashin yanayin ƙarfin lantarki na bugun jini, wanda ya zama ruwan dare a aikace-aikacen sauyawa. Yana nuna cewa don gajerun bugun jini, ingantaccen juriyar zafi ya fi ƙasa da Rth(JC) na tsayayye, ma'ana hauhawar yanayin zafi na junction don gajeriyar bugun jini ɗaya ba shi da tsanani.
4. Bayanin Injiniya da Kunshi
4.1 Tsarin Kunshi da Girma
Na'urar tana amfani da daidaitaccen kunshin TO-220-2L (mai jagora biyu) na masana'antu. Muhimman girma sun haɗa da:
- Tsawon gabaɗaya (D): 15.6 mm (na al'ada)
- Faɗin gabaɗaya (E): 9.99 mm (na al'ada)
- Tsayin gabaɗaya (A): 4.5 mm (na al'ada)
- Tazarar Jagora (e1): 5.08 mm (asali)
- Tazarar Ramin ɗorawa: ~13.5 mm (D2, na al'ada)
Cikakken zane yana ba da duk mahimman iyakokin injiniya don shimfidar PCB da ɗorawar na'urar sanyaya.
4.2 Tsarin Fil da Polarity
Pinout yana da sauƙi: Pin 1 shine Cathode (K), kuma Pin 2 shine Anode (A). Tab ɗin ƙarfe ko akwati na kunshin TO-220 an haɗa shi da lantarki zuwa Cathode. Wannan muhimmin la'akari ne na aminci da ƙira, saboda na'urar sanyaya za ta kasance a cikin yuwuwar cathode. Ana buƙatar ingantaccen keɓewa (misali, mica ko kushin zafi) idan ba a keɓe na'urar sanyaya ba.
4.3 Tsarin Ƙasar PCB da Aka Shawarta
An ba da shimfidar kushin da aka ba da shawara don ɗora jagororin (bayan ƙirƙira) akan saman. Wannan yana tabbatar da ingantaccen haɗin guntun solder da kwanciyar hankali na injiniya yayin siyar da sake kunnawa.
5. Jagororin Aikace-aikace da La'akari da Ƙira
5.1 Daidaitattun Da'irori na Aikace-aikace
EL-SAF008 65JA ya dace da kyau don wasu mahimman hanyoyin canza wutar lantarki:
- Gyaran Factor na Wutar Lantarki (PFC):Ana amfani dashi azaman diyodi na haɓakawa a cikin yanayin gudana mai ci gaba (CCM) ko yanayin canzawa (TM) na matakan PFC. Saurin sauyawa da ƙarancin Qc suna rage asarar sauyawa sosai a mitoci masu girma, suna inganta ingancin PFC.
- Matakin DC-AC na Inverter na Rana:Ana iya amfani dashi a cikin wuraren freewheeling ko matsi a cikin gadojin inverter. Ƙarfinsa na yanayin zafi mai girma yana da amfani a cikin yanayi na waje.
- Na'urar Samar da Wutar Lantarki Maras Katsewa (UPS):Ana amfani dashi a cikin sassan rectifier da inverter don ingantaccen canza wutar lantarki da cajin baturi.
- Na'urorin Mota:Yana aiki azaman diyodi na freewheeling a kan nauyin inductive (kamar na'urorin mota) a cikin na'urorin tuƙi masu canzawa mitoci (VFDs).
5.2 Sanyaya da Ƙirar Zafi
Ingantaccen ƙirar zafi ba za a iya sasantawa ba. Waɗannan matakai suna da mahimmanci:
- Ƙididdige Asarar Wutar Lantarki:Ƙididdige asarar gudana (Pcond = VF * IF_avg) da asarar sauyawa. Ga diyodan SiC Schottky, asarar sauyawa galibi capacitive ne (Psw = 0.5 * C * V^2 * f) maimakon alaƙa da komawa.
- Ƙayyade Juriyar Zafi da Ake Bukata:Yi amfani da dabarar: Rth(SA) = (TJ,max - TA) / PD - Rth(JC) - Rth(CS), inda Rth(SA) shine juriyar zafi daga na'urar sanyaya zuwa yanayi, TA shine yanayin yanayi, kuma Rth(CS) shine juriyar zafi daga akwati zuwa na'urar sanyaya (ya dogara da kayan mu'amala).
- Zaɓi Na'urar Sanyaya:Zaɓi na'urar sanyaya tare da Rth(SA) ƙasa da buƙatun da aka ƙididdige. Ka tuna cewa akwati yana cikin yuwuwar cathode.
- Ƙarfin Juyi na ɗorawa:Aiwatar da ƙayyadaddun ƙarfin juyi na ɗorawa (8.8 Nm don M3 ko 6-32 screw) don tabbatar da kyakkyawar hulɗar zafi ba tare da lalata kunshin ba.
5.3 La'akari da Tsari
Don rage inductance na parasitic da tabbatar da tsaftataccen sauyawa:
- Ka sanya yankin madauki wanda diyodi, transistor ɗin sauyawa (misali, MOSFET), da capacitors ɗin shigarwa/fitarwa su zama ƙanƙanta kamar yadda zai yiwu.
- Yi amfani da guntun PCB masu faɗi, gajere ko zubar da tagulla don hanyoyin ƙarfin lantarki mai girma.
- Sanya capacitors ɗin cirewa a zahiri kusa da tashoshin na'urar.
6. Kwatancen Fasaha da Bambance-bambance
Fahimtar yadda wannan diyodi na SiC Schottky ya kwatanta da madadin yana da mahimmanci don zaɓin ɓangaren.
6.1 vs. Diyodai na PN Junction na Silicon
Wannan shine kwatancen mafi mahimmanci. Daidaitattun diyodai na komawa cikin sauri/mai sauri na silicon suna da babban cajin komawa (Qrr) da lokaci (trr), suna haifar da babban asarar sauyawa, ƙarfin lantarki, da EMI. Kusan sifili na Qc na SiC Schottky yana kawar da wannan, yana ba da damar aiki mafi girma mitoci, ƙananan maganadisu, da inganci mafi girma, musamman a ƙarfin lantarki sama da 300V inda ba a samun diyodan Schottky na silicon.
6.2 vs. Diyodi na Jiki na MOSFET na Silicon Carbide
Lokacin amfani da shi azaman diyodi na freewheeling a layi daya tare da SiC MOSFET, wannan diyodi mai hankali sau da yawa yana da ƙarancin faɗuwar ƙarfin lantarki na gaba da ingantattun halayen komawa fiye da diyodi na asali na MOSFET. Yin amfani da Schottky na waje zai iya inganta inganci a cikin aikace-aikacen sauyawa mai wuya.
7. Tambayoyin da ake yawan yi (FAQs)
Q: Zan iya haɗa diyodai da yawa na EL-SAF008 65JA a layi don ƙarin ƙarfin lantarki?
A: Ee, saboda kyakkyawan coefficient na zafi na VF, suna raba ƙarfin lantarki da kyau. Koyaya, tabbatar da kyakkyawar haɗin zafi tsakanin na'urori kuma ka yi la'akari da ɗan rage ƙima.
Q: Me yasa aka ba da ƙayyadaddun ƙarfin lantarki na komawa a 520V ba 650V ba?
A
Q: Ta yaya zan iya ƙididdige yanayin zafi na junction a aikace-aikacena?
A: Daidaitaccen lissafi shine TJ = TC + (PD * Rth(JC)). Da farko, ƙididdige jimlar tarwatsawar wutar lantarki (PD). Sa'an nan, auna ko kiyasta yanayin zafi na akwati (TC) yayin aiki. Shigar da ƙimar ta amfani da Rth(JC) na al'ada ko matsakaici don nemo TJ. Tabbatar TJ ya kasance ƙasa da 175°C tare da gefen aminci.
Q: Ana buƙatar da'irar snubber don wannan diyodi?
A: Saboda ƙarancin Qc dinsa, ƙarfin lantarki mai wuce gona da iri daga komawa yana da ƙarami. Koyaya, inductance na da'irar parasitic na iya haifar da wuce gona da iri yayin kashewa. Kyawawan ayyukan tsari sune layin tsaro na farko. Ana iya buƙatar RC snubber a cikin da'irori masu di/dt mai girma ko don rage ƙara.
8. Ka'idojin Fasaha da Trends
8.1 Ka'idar Aiki na Diyodi na SiC Schottky
An kafa diyodi na Schottky ta hanyar haɗin ƙarfe-semiconductor, sabanin diyodi na PN junction. A cikin SiC Schottky, ana ajiye ƙarfe (kamar Titanium ko Nickel) akan Silicon Carbide na n-type. Wannan yana haifar da shingen Schottky. Lokacin da aka yi karkata gaba, masu ɗaukar nauyi mafi yawa (electrons) ana allurar su sama da shinge, yana haifar da saurin sauyawa ba tare da adana mai ɗaukar nauyi kaɗan ba. Faɗin bandgap na SiC (≈3.26 eV don 4H-SiC) yana ba da babban ƙarfin lantarki da ikon aiki mai zafi.
8.2 Trends na Masana'antu
Masana'antar lantarki na lantarki a hankali tana ɗaukar semiconductors masu faɗin bandgap (SiC da GaN) don biyan buƙatun mafi girman inganci, yawan wutar lantarki, da yanayin aiki. Diyodai na SiC kamar EL-SAF008 yanzu sun balaga kuma suna da gasa a farashi don aikace-aikace da yawa sama da 600V. Trends sun haɗa da ƙarin raguwa a cikin takamaiman juriya da capacitance, haɗawa tare da SiC MOSFETs a cikin modules, da faɗaɗawa cikin motoci (EV traction inverters, masu cajin kan jirgi) da na'urorin motsa mota na masana'antu. Ƙoƙarin ka'idojin ingancin makamashi a duniya yana ci gaba da zama babban abin motsa wannan karɓa.
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. |