FasahaElectronics

MOSFET: manufa na aiki da kuma ikon yinsa

Yin nazarin dukiyar mallakar wani abu kamar semiconductor ya sa ya yiwu a yi bincike na juyin juya hali. Yawancin lokaci, fasahar sun bayyana cewa zai yiwu a yi diodes, transistors MOS, yourristors da sauran abubuwa a kan sikelin masana'antu. Sun sami nasarar maye gurbin tubunan lantarki kuma sun yarda su fahimci ra'ayoyin mafi girman. Ana amfani da abubuwa masu amfani da na'urar semiconductor a duk wuraren rayuwarmu. Suna taimaka mana mu aiwatar da kundin bayanai, kwakwalwa, masu rikodin rikodi, shirye-shiryen talabijin, da dai sauransu.

Tun da ƙaddamarwar transistor na farko, kuma wannan ya kasance a 1948, yana da dogon lokaci. Akwai nau'ikan wannan nau'ikan: wani abu mai kama da germanium, silicon, filin ko MOSFET. Ana amfani da su duka a kayan lantarki na rediyo. Binciken abubuwan da ke tattare da kamfanonin semiconductors ba ya daina a zamaninmu.

Wadannan karatu sun jagoranci zuwa fitowan da irin wannan na'urar a matsayin MOSFET. Ka'idar aiki da shi dogara ne a kan gaskiyar cewa lantarki filin (Saboda haka wani sunan - filin) dabam da watsin da surface na semiconductor Layer a kan iyakar da dielectric. Wannan dukiya ce da aka yi amfani dashi a cikin na'urorin lantarki don dalilai daban-daban. MOSFET yana da irin wannan tsarin da zai ba da damar rage juriya tsakanin magudana da maɓallin ƙarƙashin aikin siginar sarrafawa kusan zero.

Abubuwan da suka mallaka sun bambanta da "mai takara". Sun ƙayyade ikon yin amfani da shi.

  • Babban gudun yana bayar da miniaturization na crystal da kanta da musamman Properties. Wannan shi ne saboda wasu matsalolin da aka samu a masana'antu. A halin yanzu, ana samar da lu'ulu'u da ƙofar 0.06 μm.
  • Ƙananan ƙarfin ƙwaƙwalwar ajiyar damar ba da damar waɗannan na'urori su yi aiki a cikin matuka mai tsawo. Alal misali, ana amfani da LSI tare da amfani da su a cikin wayar hannu.
  • Kuskuren nauyin zero, wanda yana da MOSFET a cikin jihar waje, ya ba ta damar amfani dashi a matsayin makullin lantarki. Za su iya yin aiki a cikin hanyoyin don samar da siginar mita mai tsawo ko don ɓatar da abubuwa kamar kamfanonin aiki.
  • Ana yin amfani da irin kayan kwarewa irin wannan a cikin ƙananan wutar lantarki kuma zasu iya shiga cikin ƙungiyar shigarwa. A misali mai kyau na yin amfani iya zama da inverter.

Lokacin tsarawa da aiki tare da irin waɗannan abubuwa, yana da muhimmanci don la'akari da wasu siffofi. MOSFETs suna da damuwa don sokewa da sauƙi da sauƙi. A inductance haihuwarka amfani high-gudun Schottky diodes for smoothing da baya da irin ƙarfin lantarki bugun jini, wanda ya auku a lokacin ya sauya sheka.

Hannun amfani da waɗannan na'urori suna da yawa. Kammala da fasaha da suka yi ya cigaba da hanyar yin gyare-gyare na kirki (zane na rufe). A hankali, akwai na'urorin da suke iya sarrafa iko da wutar lantarki da yawa.

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