Bayanin Fasaha na PD333-3B/L2 - Photodiode na 5mm - 32V Reverse Voltage - 150mW Power Dissipation - Takardun Fasaha na Hausa

1. Bayanin Samfur

PD333-3B/L2 babban sauri ne, babban hankali na silicon PIN photodiode wanda aka sanya shi a cikin daidaitaccen kunshin filastik mai diamita 5mm. Babban aikinsa shine canza haske, musamman a cikin bakan infrared, zuwa wutar lantarki. Na'urar tana da ruwan tabarau na epoxy baki, wanda ke haɓaka hankalinsa ga radiation na infrared yayin da yake ba da matakin tace hasken yanayi. An ƙera wannan ɓangaren don aikace-aikacen da ke buƙatar saurin amsawa da ingantaccen aiki a cikin yanayi daban-daban.

Fa'idodi na Cibiyar:Babban ƙarfin wannan photodiode ya haɗa da saurin amsawa, babban hankalin hoto, da ƙaramin ƙarfin haɗin gwiwa. Waɗannan halayen sun sa ya dace don gano saurin canje-canje a cikin ƙarfin haske. Hakanan na'urar ta yi daidai da ƙa'idodin RoHS da EU REACH, yana nuna amfani da kayan da ba su da gubar da kuma bin ƙa'idodin amincin muhalli.

Kasuwar Manufa:Ana nufin wannan photodiode ga masana'antar lantarki, musamman don amfani a cikin tsarin tsaro, hanyoyin sadarwar gani mai sauri, tsarin auna haske na kyamara, da sauran aikace-aikacen gani inda ake buƙatar ingantaccen da saurin gano haske.

2. Zurfin Binciken Ma'auni na Fasaha

2.1 Matsakaicin Matsakaicin Matsakaici

Waɗannan ƙididdiga suna ayyana iyakokin da za su iya haifar da lalacewa na dindindin ga na'urar. Ba a ba da garantin aiki a ƙarƙashin waɗannan sharuɗɗan ba.

• Ƙarfin Baya (VR):32 V. Wannan shine matsakaicin ƙarfin lantarki na baya-baya wanda za'a iya amfani da shi a kan tashoshin photodiode.
• Yanayin Zafi na Aiki (Topr):-25°C zuwa +85°C. Kewayon yanayin zafi na yanayi don aikin na'urar na yau da kullun.
• Yanayin Zafi na Ajiya (Tstg):-40°C zuwa +100°C. Kewayon zafi don ajiyar da ba ta aiki ba.
• Yanayin Zafi na Solder (Tsol):260°C. Matsakaicin zafin da na'urar za ta iya jurewa yayin aikin solder, yawanci na ɗan gajeren lokaci (misali, dakika 10).
• Ragewar Wutar Lantarki (Pc):150 mW a ko ƙasa da 25°C iska kyauta. Matsakaicin wutar lantarki da na'urar za ta iya watsawa cikin aminci.

2.2 Halayen Lantarki da Hasken Gani

Ana auna waɗannan ma'auni a Ta=25°C kuma suna ayyana aikin na'urar a ƙarƙashin ƙayyadaddun yanayin gwaji.

• Faɗin Bakan Hasken (λ0.5):840 nm zuwa 1100 nm. Wannan shine kewayon tsawon zango inda amsawar photodiode ta kasance aƙalla rabin ƙimar kololuwarta. Yana nuna hankali da farko a yankin infrared na kusa.
• Tsawon Zango na Kololuwar Hankali (λP):940 nm (Na Yau da Kullun). Tsawon zangon hasken da photodiode ya fi hankali.
• Ƙarfin Lantarki na Buɗe Kewayawa (VOC):0.39 V (Na Yau da Kullun). Ƙarfin lantarki da aka samar a kan tashoshin photodiode a ƙarƙashin haske (Ee=1mW/cm² a λp=940nm) lokacin da ba a haɗa wani nauyi na waje ba (buɗe kewayawa).
• Halin yanzu na Gajeren Kewayawa (ISC):35 µA (Na Yau da Kullun). Halin yanzu da ke gudana ta hanyar photodiode a ƙarƙashin haske iri ɗaya lokacin da aka taɓa tashoshi tare.
• Halin Hasken Baya (IL):35 µA (Na Yau da Kullun, Mafi ƙanƙanta 25 µA). Halin yanzu da ke gudana lokacin da photodiode ya kasance a baya-baya (VR=5V) kuma an haskaka shi. Wannan ma'auni ne mai mahimmanci don da'irori na gano hoto.
• Halin Duhu na Baya (ID):5 nA (Na Yau da Kullun, Matsakaici 30 nA). Ƙananan halin yanzu na yabo wanda ke gudana a ƙarƙashin baya-baya (VR=10V) cikin duhu gaba ɗaya. Ƙananan ƙimomi gabaɗaya sun fi kyau don rabo na sigina zuwa amo.
• Ƙarfin Rushewar Baya (VBR):Mafi ƙanƙanta 32 V, Typ 170 V. Ƙarfin baya-baya wanda diode ya fara gudana da ƙarfi (rushewa). Matsakaicin ƙimar ya yi daidai da Matsakaicin Matsakaicin Matsakaici.
• Jimlar Ƙarfin Ƙarfin (Ct):18 pF (Na Yau da Kullun). Ƙarfin haɗin gwiwa a VR=5V da f=1MHz. Ƙaramin ƙarfin ƙarfin yana ba da gudummawar saurin amsawa.
• Lokaci Tashi / Lokaci Faɗuwa (tr / tf):45 ns (Na Yau da Kullun). Lokacin da ake buƙata don siginar fitarwa ta tashi daga 10% zuwa 90% (ko faɗi daga 90% zuwa 10%) na ƙimar ƙarshenta don amsa canjin mataki a cikin ƙarfin haske, wanda aka auna tare da VR=10V da RL=100Ω.

3. Binciken Lanƙwan Aiki

Takardar bayanai tana ba da lanƙwai masu yawa waɗanda ke nuna yadda manyan ma'auni suka bambanta da yanayin aiki. Waɗannan suna da mahimmanci don ƙirar kewayawa.

3.1 Ragewar Wutar Lantarki daidai da Yanayin Yanayi

Wannan lanƙwan yana nuna matsakaicin ƙarfin wutar lantarki da zai iya raguwa yayin da yanayin yanayi ya ragu sama da 25°C. Dole ne masu ƙira su rage ƙarfin sarrafa wutar lantarki a cikin yanayin zafi mai girma don hana lalacewar zafi.

3.2 Hankalin Bakan Hasken

Wannan jadawali yana tsara daidaitaccen amsawar photodiode akan tsawon zango. Yana tabbatar da gani na kololuwar hankali a 940 nm da faɗin bakan haske daga kusan 840 nm zuwa 1100 nm, yana nuna dacewarsa don aikace-aikacen infrared.

3.3 Halin Duhu na Baya daidai da Yanayin Yanayi

Halin duhu yana ƙaruwa da yawa tare da zafin jiki. Wannan lanƙwan yana da mahimmanci ga aikace-aikacen da ke aiki a matsanancin zafin jiki, kamar yadda ƙaruwar halin duhu yana ɗaga ƙasan amo na tsarin gano.

3.4 Halin Hasken Baya daidai da Irradiance (Ee)

Wannan makircin yana nuna alaƙar layi tsakanin samar da photocurrent (IL) da ƙarfin hasken da ya faru (irradiance) akan ƙayyadadden kewayon. Yana tabbatar da amsawar hoto na layi na na'urar, wanda ke da mahimmanci don ingantaccen ma'aunin haske.

3.5 Ƙarfin Ƙarfin Ƙarshe daidai da Ƙarfin Baya

Ƙarfin haɗin gwiwa (Ct) yana raguwa yayin da ƙarfin lantarki na baya (VR) ya ƙaru. Wannan lanƙwan yana ba masu ƙira damar zaɓar ƙarfin lantarki na aiki wanda ke inganta ciniki tsakanin saurin amsawa (ƙananan ƙarfin ƙarfin a mafi girma VR) da amfani da wutar lantarki/amo.

3.6 Lokacin Amsa daidai da Resistance na Load

Wannan jadawali yana nuna yadda lokacin tashi/faɗuwa (tr/tf) ya bambanta da juriyar nauyi (RL) a cikin da'irar gano. Ana samun saurin amsawa tare da ƙananan resistors na load, amma wannan kuma yana rage girman siginar fitarwa. Lanƙwan yana taimakawa wajen zaɓar RL don faɗin bandwidth da ake so.

4. Bayanan Injiniya da Kunshin

4.1 Girman Kunshin

Na'urar tana cikin kunshin filastik mai diamita 5mm mai jagora. Zanen girma yana ƙayyadaddun diamita na jiki, tazarar jagora, diamita na jagora, da gabaɗayan girma. Bayanin yana nuna daidaitattun ƙa'idodin ±0.25mm sai dai idan an ƙayyade akan zanen. Ana gano cathode ta hanyar dogon jagora ko wuri mai lebur a gefen kunshin.

4.2 Gano Polarity

An haɗa anode zuwa ga gajeren jagora, yayin da aka haɗa cathode zuwa ga dogon jagora. Kunshin na iya samun gefe mai lebur kusa da jagoran cathode. Dole ne a kiyaye polarity daidai yayin haɗa kewayawa.

5. Jagororin Solder da Haɗawa

Matsakaicin Matsakaicin Matsakaici don zafin solder shine 260°C. Wannan ya dace da daidaitattun bayanan sake kunnawa marasa gubar (misali, IPC/JEDEC J-STD-020). Kada a fallasa na'urar ga wannan zafin na tsawon lokaci; matsakaicin tsawon lokacin zafin sake kunnawa shine dakika 20-40. Solder na hannu tare da ƙarfe mai sarrafa zafin jiki kuma ana yarda da shi, muddin ba a wuce iyakar 260°C a jagora ba. Ya kamata a adana shi a cikin yanayi mai bushewa, yanayin yanayi a cikin ƙayyadadden kewayon Tstg na -40°C zuwa +100°C don hana shan danshi da sauran lalacewa.

6. Bayanan Kunshin da Oda

Daidaitaccen ƙayyadaddun kunshin shine 200-500 guda a kowace jaka, jaka 5 a kowace akwati, da akwatuna 10 a kowace akwati. Alamar da ke kan kunshin ta ƙunshi filayen don Lambar Samfur na Abokin Ciniki (CPN), Lambar Samfur (P/N), Yawan Kunshin (QTY), da Lambar Lot (LOT No). Sauran filayen kamar CAT (Matsayi na Ƙarfin Hasken), HUE (Matsayi na Tsawon Zango), da REF (Matsayi na Ƙarfin Gaba) an jera su amma sun fi dacewa ga LEDs; don wannan photodiode, ƙila ba za a yi amfani da su sosai don binning ba. Lambar samfur PD333-3B/L2 tana bin al'adar suna na ciki na masana'anta.

7. Shawarwarin Aikace-aikace

7.1 Yanayin Aikace-aikace na Yau da Kullun

• Gano Hoton Sauri:Ana amfani da shi a cikin hanyoyin sadarwar bayanan gani, na'urorin binciken barcode, da na'urorin auna nisa na Laser inda lokacin amsawa na 45ns yake da fa'ida.
• Tsarin Tsaro:An haɗa shi cikin na'urori masu auna motsi na infrared marasa aiki (PIR), na'urori masu karya katako, da labulen haske.
• Tsarin Kyamara:Ana amfani da shi don sarrafa fallasa ta atomatik, saka idanu na walƙiya, da gano tace infrared.
• Hankalin Masana'antu:Gano abu, hankalin gefe, da ma'aunin duhu a cikin kayan aikin atomatik.

7.2 Abubuwan Tunani na Ƙira

• Kewayon Bias:Don mafi saurin amsawa, yi aikin photodiode a cikin yanayin baya-baya (photoconductive). Ana amfani da amplifier na transimpedance (TIA) akai-akai don canza photocurrent zuwa siginar ƙarfin lantarki.
• Rage Amo:Kare na'urar da kewayawa daga amo na lantarki. Yi amfani da op-amp mai ƙarancin amo don TIA kuma yi la'akari da tacewa don rage tasirin halin duhu, musamman a yanayin zafi mai girma.
• Abubuwan Tunani na Gani:Epoxy baki yana watsa infrared. Don tace tsawon zango na musamman, ƙila ana buƙatar ƙarin tace gani na waje. Tabbatar cikin buɗaɗɗen gani ya kasance mai tsabta kuma an daidaita shi da kyau.
• Zaɓin Resistor na Load:Zaɓi RL dangane da faɗin bandwidth da ake buƙata (duba Lokacin Amsa daidai da Lanƙwan Resistance na Load) da matakin ƙarfin fitarwa da ake so (Vout = IL * RL).

8. Kwatancen Fasaha

Idan aka kwatanta da daidaitattun photodiodes ko phototransistors, PD333-3B/L2 yana ba da haɗin gwiwa mai daidaito na sauri da hankali. Tsarin PIN ɗinsa yana ba da yanki mai faɗi fiye da daidaitaccen PN photodiode, yana haifar da ƙaramin ƙarfin haɗin gwiwa (18 pF na yau da kullun) don saurin amsawa da mafi girman ingancin ƙididdiga a cikin bakan infrared. Kunshin 5mm yana ba da yanki mai aiki mafi girma fiye da ƙananan photodiodes na SMD, yana tattara ƙarin haske don mafi girman fitarwa na sigina, wanda zai iya zama da amfani a cikin ƙarancin haske ko yanayin gano nisa.

9. Tambayoyin da ake yawan yi (Dangane da Ma'auni na Fasaha)

Q: Menene bambanci tsakanin halin yanzu na gajeren kewayawa (ISC) da halin hasken baya (IL)?

A: Ana auna ISC tare da sifili bias ƙarfin lantarki (tashoshi an taɓa su), yayin da ake auna IL a ƙarƙashin baya-baya da aka yi amfani da shi (misali, 5V). IL yawanci yana kusa da ISC don PIN photodiode kuma shine ma'auni da ake amfani da shi a yawancin da'irori na gano bias.

Q: Zan iya amfani da wannan photodiode don gano hasken da ake iya gani?

A: Duk da yake yana da wasu hankali a cikin bakan jajayen da ake iya gani (kusa da 700nm), kololuwarta tana a 940nm (infrared). Don mafi kyawun aiki tare da hasken da ake iya gani, photodiode tare da kololuwar hankali a cikin kewayon da ake iya gani (misali, 550-650nm) zai fi dacewa.

Q: Ta yaya zan canza photocurrent (IL) zuwa ƙarfin lantarki mai amfani?

A> Hanyar da aka fi sani ita ce amfani da amplifier na transimpedance (TIA). Ƙarfin fitarwa shine Vout = -IL * Rf, inda Rf shine resistor na amsawa na TIA. Wannan tsari kuma yana sa photodiode ya kasance a cikin yanayin gajeren kewayawa na zahiri, yana rage tasirin ƙarfin haɗin gwiwa.

Q: Menene ma'anar "Pb free" da "RoHS compliant"?

A> Yana nuna cewa ana samar da samfurin ba tare da amfani da gubar (Pb) ba kuma ya yi daidai da umarnin Ƙuntata Abubuwa masu haɗari na Tarayyar Turai, wanda ke ƙuntata takamaiman kayan haɗari a cikin kayan lantarki da na lantarki.

10. Amfani na Aiki na Ainihi

Ƙirar Na'urar Hankalin Infrared:Ana iya haɗa PD333-3B/L2 tare da LED na infrared 940nm don ƙirƙirar madaidaicin na'urar gano kusanci ko abu. Ana buga LED a takamaiman mitar. Photodiode yana gano hasken IR da aka nuna. Kewayawa mai siffar photodiode a cikin yanayin baya-baya, sannan TIA da tace band-pass wanda aka kunna zuwa mitar bugun LED, na iya fitar da raunin siginar da aka nuna daga amo na hasken yanayi. Lokacin amsawa na 45ns yana ba da damar daidaitawa mai girma, yana inganta kariya daga amo da ba da damar saurin sake zagayowar gano.

11. Ka'idar Aiki

PIN photodiode na'urar semiconductor ce tare da yanki na asali (I) wanda aka saka tsakanin yankuna na P-type da N-type. Lokacin da photons tare da makamashi mafi girma fiye da bandgap na semiconductor suka buga na'urar, suna haifar da nau'ikan electron-ramuwa a cikin yankin na asali. A ƙarƙashin baya-baya, filin lantarki a kan yankin na asali yana share waɗannan masu ɗaukar caji zuwa ga tashoshi daban-daban, yana haifar da photocurrent wanda yayi daidai da ƙarfin hasken da ya faru. Faɗin yanki na asali yana rage ƙarfin haɗin gwiwa (yana ba da damar saurin amsawa) kuma yana ƙara ƙarar shan photon (inganta hankali), musamman ga tsayin zango mai tsayi kamar infrared.

12. Trends na Masana'antu

Bukatar photodiodes na ci gaba da girma a yankuna kamar sarrafa kai ta atomatik, motar LiDAR, kayan lantarki na mabukaci (misali, na'urori masu kusanci na wayar hannu), da hankalin likitanci. Trends sun haɗa da ƙarin ƙanƙanta cikin kunshin ma'auni na guntu (CSP), haɗawa tare da haɓakawa da kewayon sarrafa sigina akan guntu, da haɓaka photodiodes don takamaiman rukunin tsawon zango (misali, don hankalin iskar gas). Hakanan akwai mayar da hankali kan inganta ma'auni na aiki kamar ƙananan halin duhu, mafi girma sauri, da ingantaccen amincin a ƙarƙashin yanayi mai tsanani. PD333-3B/L2 yana wakiltar cikakken, ingantaccen ɓangare a cikin wannan yanayin da ke tasowa, wanda ya dace da aikace-aikacen da ke da ƙima mai ƙima, masu yawa waɗanda ke buƙatar ingantaccen gano infrared.