PD70-01B/TR10 Silicon Planar PIN Photodiode Datasheet - 2.0x1.25x0.7mm - Reverse Voltage 32V - Peak Sensitivity 940nm - Takardar Fasaha ta Hausa

1. Bayanin Samfur

PD70-01B/TR10 shine silicon planar PIN photodiode wanda aka ƙera don babban hankali na gano haske a cikin faɗin kewayon bakan. Babban fa'idodinsa sun samo asali ne daga tsarin PIN, wanda ya haɗa da yanki na asali (I) tsakanin sassan semiconductor na P-type da N-type. Wannan yanki na asali yana faɗaɗa Layer depletion, yana haifar da fa'idodi masu mahimmanci da yawa don aikace-aikacen optoelectronic.

Babban Fa'idodi & Kasuwar Manufa:Na'urar tana ba da babban hankali da saurin lokutan sauyawa saboda ƙarancin capacitance na haɗuwa da ingantaccen tattara masu ɗaukar kaya a cikin tsarin PIN. Ƙarancin igiyar duhu yana tabbatar da ingantaccen rabo na sigina zuwa amo. Haɗe da ƙaramin girmansa da tace hasken rana (baƙar fata), ya dace da aikace-aikace daban-daban ciki har da na'urorin sarrafa nesa na kayan lantarki na masu amfani (TV, kayan aiki), tsarin watsa sautin infrared, na'urori kwafi, na'urori gano lif, da daban-daban tsarin aunawa da sarrafa masana'antu waɗanda ke buƙatar ingantaccen gano haske.

2. Bincike Mai Zurfi na Sigogi na Fasaha

2.1 Matsakaicin Matsakaicin Matsakaici

Waɗannan ƙimar suna ayyana iyakokin da za a iya haifar da lalacewa ta dindindin a bayansu. Ba a ba da shawarar aiki na'urar akai-akai a waɗannan iyakokin ba.

• Reverse Voltage (V_R):32V. Wannan shine matsakaicin ƙarfin lantarki da za a iya amfani da shi a cikin bias na baya a kan tashoshin photodiode.
• Power Dissipation (P_d):150 mW a 25°C. Wannan yana iyakance jimillar wutar lantarki da na'urar za ta iya ɗauka, wanda aka ƙaddara da farko ta hanyar igiyar zubewa ta baya da kowane photocurrent a ƙarƙashin haske mai girma.
• Kewayon Zafin Jiki:Aiki: -25°C zuwa +85°C; Ajiya: -40°C zuwa +85°C. An ƙera na'urar don faɗin kewayon zafin jiki na masana'antu.
• Zafin Solder (T_sol):260°C na matsakaicin dakika 5. Wannan yana da mahimmanci ga hanyoyin solder reflow marasa gubar.

2.2 Halayen Lantarki da Hasken (Ta=25°C)

Waɗannan sigogi suna ayyana aikin na'urar a ƙarƙashin yanayin aiki na yau da kullun.

• Spectral Bandwidth (λ_0.5):730 nm zuwa 1100 nm. Wannan yana ayyana kewayon tsayin raƙuman ruwa inda amsawar photodiode ta kasance aƙalla rabin ƙimar kololuwarta. Yana da hankali daga jajayen bayyane zuwa cikin bakan kusa-infrared (NIR).
• Peak Sensitivity Wavelength (λ_P):940 nm (Na al'ada). An inganta na'urar don matsakaicin amsa a cikin yankin NIR na gama gari, yana daidaitawa da fitowar LED na IR da yawa.
• Short-Circuit Current (I_SC):35 μA (Na al'ada) a ƙarƙashin irradiance na 1 mW/cm² a 875 nm. Ana auna wannan sigar tare da sifili bias voltage (yanayin photovoltaic).
• Reverse Light Current (I_L):25 μA (Na al'ada) a V_R=5V a ƙarƙashin irin wannan yanayin 1 mW/cm², 875 nm. Yin aiki a cikin bias na baya (yanayin photoconductive) gabaɗaya yana haifar da mafi girma da saurin amsa idan aka kwatanta da yanayin photovoltaic.
• Reverse Dark Current (I_D):5 nA (Na al'ada), 30 nA (Max) a V_R=10V. Wannan shine igiyar zubewa a cikin duhu gaba ɗaya. Ƙarancin igiyar duhu yana da mahimmanci don gano raunannun siginar haske.
• Reverse Breakdown Voltage (V_BR):170V (Na al'ada), tare da mafi ƙarancin 32V. Wannan shine ƙarfin lantarki inda igiyar baya ta ƙaru da sauri. Matsakaicin ƙarfin lantarki na baya na yau da kullun ya kamata ya kasance ƙasa da wannan ƙimar.

3. Bincike na Lanƙwasa Ayyuka

Takardar bayanan ta haɗa da daidaitattun lanƙwasa halaye waɗanda ke da mahimmanci don ƙira.

• Lanƙwasa Hankalin Bakan:Wannan jadawalin yana nuna dangi amsa da tsayin raƙuman ruwa. Yana tabbatar da kololuwa a ~940 nm da ƙayyadaddun bandwidth daga 730 nm zuwa 1100 nm. Baƙar fata na haɗaka yana aiki azaman tace hasken bayyane, yana rage hankali a cikin kewayon bayyane don rage amo daga hasken yanayi (hasken rana).
• Reverse Light Current vs. Irradiance (Ee):Wannan lanƙwasa yana kwatanta alaƙar layi tsakanin samar da photocurrent (I_L) da ƙarfin hasken da ya faru. Layin layi shine babban fasalin PIN photodiodes, yana sa su dace da aikace-aikacen aunin haske.

4. Bayanin Injiniya da Kunshin

4.1 Girman Kunshin

PD70-01B/TR10 yana zuwa a cikin ƙaramin kunshin saman saman. Muhimman girma (a cikin mm) sun haɗa da girman jiki kusan 2.0 x 1.25, tare da tsayi na 0.7 mm. Ana gano cathode ta al'ada ta alamar kusurwa ko tsaga akan kunshin. An ba da cikakkun zane-zane masu girma tare da jurewar ±0.1mm don ƙirar sawun PCB.

4.2 Gano Polarity

Alamar polarity bayyananne tana da mahimmanci don ingantaccen shigarwa. Zanen kunshin takardar bayanan yana nuna tashoshin anode da cathode. Kuskuren haɗin polarity lokacin amfani da bias na baya zai sa diode ya yi bias gaba, yana iya haifar da babban igiyar ruwa da lalacewa.

5. Jagororin Solder da Haɗawa

Daidaitaccen sarrafawa yana da mahimmanci don dogaro.

5.1 Ajiya da Hankalin Danshi

Na'urar tana da hankali ga danshi. Tsare-tsare sun haɗa da: ajiye a cikin ainihin jakar da aka rufe a ≤30°C/90%RH; amfani a cikin shekara 1 na jigilar kaya; bayan buɗewa, ajiye a ≤30°C/70%RH kuma a yi amfani da shi a cikin sa'o'i 168 (kwanaki 7). Idan ya wuce, ana buƙatar maganin gasa a 60±5°C na awanni 24 kafin solder.

5.2 Yanayin Solder

• Reflow Solder:An ba da shawarar bayanin martaba na zafin solder mara gubar, tare da matsakaicin zafin jiki na 260°C har zuwa dakika 5. Ba za a yi reflow fiye da sau biyu ba.
• Solder na Hannu:Idan ya cancanta, yi amfani da guntun solder tare da zafin jiki <350°C da ƙarfi <25W. Lokacin tuntuɓar kowane tasha ya kamata ya zama <3 seconds, tare da tazara >2 seconds tsakanin tashoshi don guje wa damuwa na zafi.
• Gyara:Ba a ba da shawarar bayan solder ba. Idan ba za a iya kaucewa ba, dole ne a yi amfani da guntun solder mai kai biyu don dumama tashoshi biyu lokaci guda yayin cirewa don hana damuwa na injiniya akan mutuwar semiconductor.

6. Bayanin Kunshin da Oda

Daidaitaccen kunshin shine tsarin reel wanda ya ƙunshi guda 1000 (1000PCS/Reel). An ƙayyade girman reel don sarrafa kayan aikin ɗauka da sanyawa ta atomatik. Alamar da ke kan reel ta haɗa da mahimman bayanai kamar Lambar Sashe (P/N), Lambar Lot (LOT No), yawa (QTY), da sauran lambobin gano.

7. Bayanan Aikace-aikace da Abubuwan Ƙirƙira

7.1 Daidaitattun Da'irori na Aikace-aikace

Ana iya amfani da photodiode a cikin manyan hanyoyi biyu:

1. Yanayin Photovoltaic (Zero Bias):Photodiode yana samar da ƙarfin lantarki/igiyar ruwa lokacin da aka haskaka shi, ba tare da amfani da bias na waje ba. Wannan yanayin yana ba da ƙarancin igiyar duhu da amo amma yana da saurin amsa mai sauri da ƙarancin layi.
2. Yanayin Photoconductive (Reverse Bias):An yi amfani da ƙarfin lantarki na baya na waje (misali, 5V kamar yadda yake cikin yanayin gwaji na I_L). Wannan yanayin yana faɗaɗa yankin raguwa ƙari, yana rage capacitance na haɗuwa kuma yana haifar dalokutan sauyawa da yawa mafi saurida mafi girman layi a kan faɗin kewayon ƙarfin haske. Wannan shine yanayin da aka fi so don gano sauri kamar masu karɓar sarrafa nesa na IR.

7.2 Muhimman Tsare-tsare na Tsari

• Iyaka na yanzu/Kariya:Lokacin aiki a cikin da'ira, dole ne a yi amfani da resistor na jerin don iyakance igiyar ruwa. Kamar yadda aka bayyana a cikin tsare-tsare, "ƙaramin canjin ƙarfin lantarki zai haifar da babban canjin igiyar ruwa (Konewa zai faru)." Wannan saboda photodiode a ƙarƙashin bias na baya, idan an fallasa shi zuwa babban ƙarfin haske ko kuma idan an yi kuskuren bias gaba, zai iya gudanar da igiyar ruwa mai yawa.
• Tsarin Allon Da'ira:Rage capacitance na parasitic da inductance a cikin alamun da ke haɗa photodiode zuwa amplifier ko kwatankwacin. Wannan yana da mahimmanci don kiyaye aikin sauri.
• Korewar Hasken Yanayi:Baƙar fata na gida yana taimakawa, amma don mafi kyawun aiki a cikin hasken yanayi, tacewa na gani (ƙarin tace IR) da tace lantarki (ganowa na aiki tare) na iya zama dole.

8. Kwatancen Fasaha da Bambance-bambance

PD70-01B/TR10 ya bambanta kansa ta hanyar haɗuwa da fasali a cikin ƙaramin kunshin SMD:

• vs. Daidaitattun Photodiodes:Tsarin PIN yana ba da ƙarancin capacitance da saurin amsa fiye da daidaitattun PN photodiodes.
• vs. Manyan PIN Diodes:Ƙananan sawun sa na 2.0x1.25mm yana ba da damar ƙirar PCB mai girma inda sarari ya takura.
• Tacewa na Haɗaka:Haɗa tace hasken rana (baƙin epoxy) yana sauƙaƙe ƙira ta hanyar rage buƙatar tace waje don toshe amo na hasken bayyane.
• Ƙimar Ƙarfi:Faɗin kewayon zafin jiki na aiki (-25°C zuwa +85°C) da babban ƙarfin lantarki na rushewa (170V) suna ba da gefen ƙira da dogaro.

9. Tambayoyin da ake yawan yi (FAQs)

Q: Menene manufar "tace hasken rana"?

A: Kayan baƙar fata na ruwan tabarau yana rage haske a cikin bakan bayyane (kusan 400-700 nm) yayin da yake ba da damar hasken kusa-infrared (700-1100 nm) ya wuce. Wannan yana rage tsangwama daga hasken yanayi na cikin gida (fluorescent, LED, incandescent) wanda ya ƙunshi hasken bayyane, yana inganta rabo na sigina zuwa amo don tsarin tushen IR.

Q: Shin zan yi amfani da wannan a cikin yanayin photovoltaic ko photoconductive don mai karɓar nesa na IR?

A> Don aikace-aikacen sarrafa nesa na IR waɗanda ke buƙatar gano bugun jini mai sauri (yawanci 38-56 kHz mai ɗaukar kaya),yanayin photoconductive (bias na baya)ya zama dole. Ƙarancin capacitance a cikin wannan yanayin yana ba da damar na'urar ta amsa ga daidaitawar mitar mai girma.

Q: Ta yaya zan lissafa ƙimar resistor na jerin da ake buƙata?

A: Resistor yana iyakance matsakaicin igiyar ruwa. Idan ana amfani da bias na baya V_R, kuma matsakaicin photocurrent da ake tsammani shine I_max, ana iya sanya resistor na jerin R mai sauƙi. Faɗuwar ƙarfin lantarki a kansa bai kamata ya rage bias akan diode sosai ba. Misali, tare da V_R= 5V da I_max~ 50μA, resistor na 10kΩ zai faɗi kawai 0.5V, yana barin 4.5V a kan diode. Resistor kuma yana taimakawa don kariya daga kuskuren bias gaba.

10. Ka'idar Aiki

PIN photodiode yana aiki akan ka'idar tasirin hoto na ciki. Photons tare da makamashi mafi girma fiye da bandgap na semiconductor ana sha a cikin yanki na asali, suna haifar da nau'i-nau'i na electron-rami. Ƙaƙƙarfan filin lantarki da ke cikin yankin raguwa na bias na baya (wanda aka faɗaɗa ta Layer na asali) yana raba waɗannan masu ɗaukar kaya da sauri, yana sa su yi yawo zuwa tashoshi masu dacewa. Wannan motsi na caji ya zama photocurrent wanda ya yi daidai da ƙarfin hasken da ya faru. Faɗin yanki na asali shine maɓalli: yana ƙara ƙarar sha na photon (inganta hankali) kuma yana rage capacitance na haɗuwa (ba da damar sauri mafi sauri).

11. Trends na Masana'antu

Buƙatar ƙananan, masu sauri, da masu hankali na gano hoto yana ci gaba da girma. Trends da ke tasiri na'urori kamar PD70-01B/TR10 sun haɗa da:

• Ƙananan Ƙirar:Turawa don ƙananan kayan lantarki na masu amfani da na'urorin IoT yana haifar da buƙatar ƙananan na'urori masu gano hoto tare da kiyaye ko ingantaccen aiki.
• Ƙara Haɗawa:Yayin da photodiodes daban-daban suka kasance mahimmanci, akwai wani yanayi na haɗa photodiode tare da amplifier transimpedance (TIA) da sauran da'irori na yanayin sigina zuwa kunshin guda ɗaya, yana sauƙaƙe ƙira.
• Faɗaɗa Aikace-aikacen NIR:Bayan sarrafa nesa na al'ada, gano NIR yana faɗaɗa zuwa fagage kamar gano kusanci, gane ishara, binciken bakan, da saka idanu na ilimin halittar jiki, duk suna buƙatar ingantattun masu gano hoto.
• Ingantattun Ma'auni na Dogaro:Yin bin ka'idojin muhalli (RoHS, REACH, Halogen-Free) da matsanancin matakan dogaro na mota/masana'antu yana zama ma'auni don abubuwan da aka yi amfani da su a kasuwanni daban-daban.