Gunn: isimiso ukusebenza futhi isicelo

Gunn diode - a Semiconductor, elikwaziyo zenziwe isizukulwane oscillations at amaza ezahlukene. Idivayisi electronics ezitolo adayise izinhlobo ezahlukene. Futhi uzinake ukuthi bayehluka ngosayizi. Amapharamitha eyinhloko nokulungiswa uyalandisa conduction lwamanje, voltage, imvamisa nokuzabalazela esiphezulu.

Gunn kudivayisi diode efana Semiconductor ezivamile. imodeli Standard siqukethe mncane ungqimba arsenide. Futhi ngaphakathi idivayisi has a gallium ekhethekile ngoLwesithathu noxhumana nabo. Ngaphansi arsenide ungqimba elise dopants kanye electrode. Gunn diode yokukhiqiza ubuchwepheshe ezinkampanini ezahlukene ziyahlukahluka.

Isebenza kanjani?

Njengoba kushiwo ngaphambili, kunezinhlobo ezahlukene diodes. Umgomo we operation amadivayisi eyakhelwe tingucuko oscillation. Lokhu kwenzeka ngenxa yezinguquko ukuvama circuit. Ekuqaleni voltage isetshenziswa ezikhumulweni, lapho ujabule arsenide ungqimba. Ngokulandelayo, electrode ukusetshenziselwa ngqo. Amandla magnetic field iyakhula. oxhumana Optical ohlelweni ayadingeka ukwandisa ukumelana. Inqubo yokwenza oscillations wenziwa ku dopant. Ukwandisa Isivinini ukugcwaliswa kulesi simo incike conductivity we electrode.

Isicelo Gunn diodes

Diodes asetshenziswa kabanzi ezahlukene imvamisa ugesi. Futhi uzinake ukuthi ngokuvamile basuke ukufakwa isilawuli. Nokho ingatholakala transformers. Nokho, amadivaysi ayifanele zonke izinhlobo ukulungiswa. Ukuze uzwisise kabanzi kule, kubalulekile ukuba sicabangele izinhlobo diodes.

izinhlobo ukulungiswa

Kuze kube manje, ukwaba izindlu kanye namadivayisi okungaphakejiweunpackaged. Ziyahlukahluka kuye ngokuya conductivity, kanye nokuvikeleka. Futhi uzinake ukuthi ukwehlukana nokulungiswa kwenziwe phezu obuphelele. Kube diodes 20, 50 no-100 microns.

LED Oluphakhejiwe

Hull Semiconductor Gunn diode (isithombe ngezansi) kufanelekile ugesi imvamisa ehlukene. Uma ukholelwa ukuthi ochwepheshe, nokulungiswa babe conductivity ezinhle. amadivaysi Ixhuma engenziwa nge contact modulators. Gunn diode bumbela ubuchwepheshe ezimbonini ahlukahlukene zingahluka. Kwezinye izimo, usebenzisa adapters siteshi.

Futhi uzinake ukuthi diodes izindlu ngokuba nokulondeka okuhle. Sepharamitha Operating nomswakama kubo cishe u-55%. Okuncane lokushisa kuvunyelwe ka -30 degrees. Amamodeli nazo kuhambisana kahle epholisayo transformers. high speed kufinyelelwa ngenxa electrode ka diodes enikeziwe.

Lavinnoproletnye amadivayisi okungaphakejiweunpackaged

Lavinnoproletnye okungaphakejiweunpackaged Gunn diodes asetshenziswa ngokuvamile abalawuli. conductivity ipharamitha e onobuhle eziningi uzoqala kusuka 30 microns. Lokhu kunikeza okusezingeni eliphezulu izinga electrode. Uma sicabanga ebisolwa Gunn diode, ukuklama ke kufana Semiconductor komugqa. Lapho zinamandla 12 V sindisa inkomba models ilingana ezingengaphansi kwezingama-55 A.

Nokho, kulesi simo ukuthi okuningi kuncike endleleni usayizi ukuguqulwa. Kuyadingeka ukuba ucabangele hlobo Transistor, esisetshenziselwa ukuxhuma isilawuli. Ezimweni eziningi, amadivaysi kungenziwa ixhunywe nge distributor. Kulesi simo, a ukumelana mayelana 2 ohms. ukugcwaliswa izinga incike isibalo dopants. Kuyaphawuleka ukuthi ukulungiswa ayifanele non-contact isilawuli. Inkinga eyinhloko lapha itholakala ongaphakeme ukugcwaliswa izinga.

Amadivayisi 20 microns

ethandwa kakhulu iyona Gunn diode. Isimiso ezisebenza ngakho lusekelwe isizukulwane oscillations. Leyo mikhumbi iyindlela enhle isilawuli yohlobo drive. Kubalulekile ukuphawula ukuthi nokulungiswa kukhona ukumelana okuhle ezingezinhle ngesikhathi ongaphakeme ukushisa ukulahlekelwa. Nokho, banayo nemiphumela ethile engathandeki ezithile.

Okokuqala, izazi uqaphele aphansi sindisa voltage ka 10 V. Esikhathini onobuhle akuyona enhle kakhulu yokuzivikela. Operating Umswakama diodes 20 microns 40%. Dopants kulokhu kancane uxhumane cathode. electrode izinga akuxhomekile nje kuphela esimweni lo conductivity, kodwa futhi ukumelana.

Ukulungiswa ukuze microns 50

Gunn diode (50 microns ukuqokwa eziboniswe icala) ovunyelwe isicelo amandla ugesi. ukulungiswa Ixhuma kungaba kwenziwe kuphela ngokusebenzisa capacitors elihlangana. Uma sicabangela Gunn diode 3A716I, ipharamitha voltage kuvunyelwe kuyinto 15 V. Le imodeli ezokuphepha kuleli cala kuncike hlobo Ilokhi esetshenziswa imishini. Conductivity isilinganiso inakekelwa ngezithuba 40 microns. Abanye ochwepheshe bathi Semiconductors Awukahambisi le conductivity engcono.

Nokho, kuyafaneleka ukuthi inqubo isizukulwane oscillations kuyashesha kakhulu. Lokhu kunikeza ezingeni lelisetulu ukugcwaliswa arsenide. gallium imvelo ihlala isebenza ngisho noma kushisa ephakeme. Endaweni ehlukile, kubalulekile ukuphawula ukuthi ushintsho microns 50 Site isilawuli ikhodi. Ukuze uxhume isicelo amabhlogo lezivakashi. Kulokhu, lo conductivity okunikezwa 45 microns. I ukumelana kusukela diodes ilingana lungene 2 ohms. Baye ubavikele esihle, ijubane electrode inakekelwa ezingeni eliphezulu. Uma sikhuluma ukushiyeka izinhlelo ezinjalo, kubalulekile ukuphawula ukuthi banalo ijubane elincane ukugcwaliswa. Lokhu kungenxa yokungabikho yokubakhona ukungcola gallium imvelo.

Ungase futhi ukusho yokuthi oxhumana avame ebilayo, oscillation inqubo isizukulwane kungaba kancane. izihlungi zesikhashana zingasetshenziswa ukuxazulula inkinga eyethulwa. Endaweni yokuqala yini ukwandisa ukumelana ezimbi. kunjalo futhi uba nethonya elihle le conductivity we electrode.

Ngokungafani amadivayisi microns 100

Phakathi amamodeli avaliwe ngokuvamile bathole Gunn diode. Isimiso ezisebenza we ukulungiswa lusekelwe ukuguqulwa oscillation. Ngenxa yale njongo, ungqimba ephansi icushiwe arsenide. Uma sicabanga esiku Gunn diode, kuba design afana Semiconductor komugqa. oxhumana Optical ukwenza njenge babashayeli.

Uma sikhuluma ngokusetshenziswa zokuguqulwa, kuyafaneleka ukuthi diodes 100 microns awunankinga yokwenze ikhodi abalawuli. Bayakwazi sokuqhuba voltage 13 V. Ngalesi sikhathi, i-inkomba overcurrent akufanele iwe ngezansi 40 A. ukumelana negative kohlelo kuncike kuphela ngesilinganiso isizukulwane kunyakaza. Futhi uzinake ukuthi diodes 100 microns avame ukusetshenziswa ukushayela isilawuli.

Ukulungiswa generator ukuze 10 GHz

Generator 10 GHz kukhona diodes efanelekayo ivaliwe. Kulesi obuphelele ukuguqulwa akunandaba. Just ukuxhuma idivayisi ngokusebenzisa inguquko capacitor evamile. Futhi efanelekayo ensimini analogs lapho kwenani ukumelana ezimbi. Ukulungiswa generator ukuze 10 GHz kumele eziqhutshwa at zinamandla hhayi ngaphansi kuka 10 W.

Futhi uzinake siwukuthi awuzwani Ungaxhuma ngokusebenzisa ukuguqulwa a contactor ezivamile yezintambo. Endaweni yokuqala kunciphisa conductivity zedivayisi. Lokhu kunciphisa ijubane electrode. contactors Optical Site le njongo ngokumangalisayo. Sinenkosi nhlobo nomthelela Coefficient ukudluliswa ukushisa. Ngokwesilinganiso, ukumelana negative inakekelwa at 4 ohms.

generator kudivayisi kuya ku-15 GHz

Ngaphansi ugesi 15 GHz abavunyelwe ukusebenzisa diodes elibiyelwe kuphela. Njengomthetho, ukuxhumana nge console izinguqulo capacitors nge conductivity 4 microns. Kwezinye izimo, ukusetshenziswa contactors ezivamile. Nokho, kufanele usebenza voltage-10 V nge evikelwe ngaso sonke ugesi evamile. Optical contact diodes sijabulile pretty masinyane. Ochwepheshe Baveza ijubane eziphakeme electrode. Lokhu ikakhulukazi kungenxa conductivity eliphezulu. Isivinini ukugcwaliswa ngenkathi isixhumi ngokomthetho. Uma sikhuluma nemibi, kubalulekile ukuba acabangele ongaphakeme embundwini yokusebenza lokushisa. OKUVUMELEKILE ambient nomswakama isezingeni 55%.

Layer icala ukuguqulwa incike ijubane inqubo yokwenza oscillations. Kwezinye izimo, diodes axhunyiwe ngokusebenzisa transistors evulekile. Kulokhu, lemifanekiso anezikhala asetshenziswe wesifunda. Ngenxa yalokho, i-conductivity umkhawulo uyalingana 40 microns. Lapho generator yamandla aphindeke kabili ye-12 ne diodes kufanele unike sindisa okungenani 5 A. ukwehlisa ijubane kuyahlukahluka electrode contactor. Futhi, inkinga ingase amanga Transistor. Ukulungiswa of conductivity ongaphakeme akakwazi ukugcina ishayela njalo ohlelweni.

Diodes ngoba ugesi ngezinye 20 GHz

Ukuze ugesi ngezinye 20 GHz asetshenziswa diodes livuliwe noma livaliwe. Kulokhu linendima ebalulekile akhethiwe capacitor. Njengomthetho, asetshenziswa ukuguqula voltage okukhiphayo of 30 V. Nokho, kufanele siqaphele ukumelana ezimbi. isivinini electrode amathonsi kakhulu understating Uma lokhu ipharamitha. Futhi, kukhona izinkinga kanye conductivity nekulahlekelwa ezishisayo.

Ngokweqile ipharamitha e ugesi ngokuvamile awehleli ngezansi 5 N. Ingabe nokulungiswa ivikeleke kahle kakhulu. Uma lokhu ukugcwaliswa dopants incike ukumelana ngesikhathi okukhiphayo. Ukuze uxhume ngokusebenzisa isixhumi esetshenziswa drive adapters. Ezimweni eziningi, ama-transceivers esetshenziswa. Stabilizers asethwe ukulondoloza zinamandla esitebeleni. Nokho, kubalulekile ukuphawula ukuthi diodes kakhulu ukulahlekelwa conductivity usebenzisa ama-transceivers ukushintsha.

Models resonators tekusebenta

resonators Operational zidinga oscillations okusheshayo elakhiwe. Diodes yalolu hlobo afaneleka kahle ukuba le njongo. Uma ufaka ukulungiswa ezidingekayo kwasekuqaleni ukwenza ngu yokulinganisa ukumelana ezimbi. Futhi ungakhohlwa mayelana conductivity optical oxhumana nabo, kusukela lapho isivinini electrode kuncike. Ukuze kwandiswe umthamo zedivayisi Kunconywa transceivers capacitive.

voltage sepharamitha kulesi simo uyofinyelela kumkhawulo 30 V. Le sindisa diode lithembela ngokuphelele conductivity we capacitor. Futhi uzinake ukuthi uma ufaka ukulungiswa ezidingekayo ukusebenzisa okuhlungayo ukuthi ubeke amapuleti. Okokuqala le nkinga yokuvikela gallium imvelo. Baphinde babe nethonya elihle dopants.

Diodes e resonators pulsed

Ikakhulukazi ezifaneleke resonators ukuze ushintshe diodes 20 microns 50. Lapho amadivayisi yokuxhuma esetshenziswa adapters bebhala ngendlela eyimfihlo. Kwezinye izimo, nezixhumi asetshenziswa. Ukulungiswa conductivity incike izinga ukugcwaliswa kanye nezinga ukumelana ezimbi. Uma sicabangela idayagramu isilawuli drive, kuba elilingana voltage umkhawulo 40 V. Le nokuvikeleka kanjalo bagcina ezingeni eliphezulu. A kusimo njalo kwesimiso esinjalo kubhekwa conductivity ongaphakeme at imvamisa low, kanye overload kulingana A. 4 kuphela

ukugcwaliswa izinga inakekelwa ezingeni eliphezulu, kodwa kufinyelelwa abalulekile nokushisa. Uma sicabanga uhlelo transistors ensimini-nomphumela, izihlungi ezimbili ezisetshenziswa lapho. Ngokushesha Gunn diode 20 microns kufanelekile. It kufanele sifakwe ukuze adaptha. Kulokhu, lo voltage umkhawulo cishe 10 V ukuze ukumelana engakhi 4 ohms.

amadivaysi Isicelo drive abalawuli

Ukuze drive abalawuli efanelekayo Gunn diode microns 100. ukulungiswa Ixhuma kwenziwe, ngokuvamile ngokusebenzisa transistors. Lezi amadivayisi abe conductivity ezinhle futhi uyakwazi ukusebenza igridi izihlungi. Bengasesabi yokulahlekelwa ukushisa kanye voltage inakekelwa at 30 V. Ukuze onobuhle onikeze isiqinisekiso esihle nesivinini eziphakeme electrode. Abanye ochwepheshe ngenkuthalo ukusebenzisa diodes ezifundeni nge comparators, ezixhunywe nge adapters ezimbili. Nabalawuli Site ezifana izinhlelo lwento hlobo.

Amamodeli ngoba imvamisa abalawuli

Ukuze ukuqinisekisa ukusebenza okufanele kwe isilawuli imvamisa ingasetshenziswa Gunn kuphela diode elibiyelwe. Kulesi ukuguqulwa ubude kungenzeka 20 noma 50 microns. Kulokhu, kuya kakhulu ngokuthi conductivity we isilawuli ngqo.

Uma sicabangela idayagramu capacitor ensimini ke kukhona ukumelana ezingezinhle ngesikhathi isiqongo ilingana 4 ohms. Uma idivayisi voltage 10 V usebenza stably futhi liveza okusezingeni eliphezulu electron velocity. Gcwalisa isikhala incike oxhumana nokuvikeleka inguquko. Futhi, lapho uxhumeke diodes kubalulekile sinake conductivity yesifunda phakathi komzila.

Diodes e-latitude abalawuli

Ukuze abalawuli latitudinal ukulungiswa ezifanelekile microns 50. Ungaxhuma idivayisi ngokusebenzisa transceiver. Nokho, adapters akhethiwe ku terminals ezimbili. Esimweni esinjalo, uma conductivity ka 55 microns ngesikhathi voltage 12 V. Ngekuxhuma ukuguqulwa kubalulekile ukuhlola ukumelana ezimbi. Ligxile ikhoyili contactor. Eliphelele elivumelekile sindisa wesifunda 3 Nu. edluliselwe kuphela izihlungi asetshenziswa ukuthuthukisa ukuphepha kwe ukuguqulwa. Lapho isilawuli esitshalweni okukhipha voltage embundwini akumele leqe 15 V