I-BC547 transistor: konke odinga ukukwazi

I-BC547 transistor

Uma ungumenzi, uthanda i-DIY ne-electronics, impela wake wadinga ukusebenzisa i- I-BC547 transistor. I-bipolar junction transistor eyaqalwa ukwakhiwa nguPhilips noMullard phakathi kuka-1963 no-1966. Ekuqaleni yaqanjwa ngegama lesibizo le-BC108 futhi yayine-TO-18 yensimbi encapsulation (Transistor Outline package - case style 18). Leyo phakeji yayibiza kakhulu kune-plastic elingana ne-TO-92, kepha ukushabalalisa ukushisa kungcono ngaphambili.

Kamuva kuzoba nephakethe elisha lepulasitiki bese liqanjwa kabusha ngekhodi ye-BC148. Futhi yavela ku-BC108, BC238, yaya kulokho esikwaziyo manje njenge-BC548 nge-encapsulation eshibhile uhlobo TO-92, futhi lapha kwavela okufana ne-BC547. Umehluko phakathi kochungechunge ngokuyisisekelo wawuhlanganisiwe, waba ngaphakathi okufanayo. Ngaphezu kwalokho, isifinyezo sayo BC Kukhombisa ukuthi yi-silicon transistor (B), yemvamisa ephansi (C).

Kukhona nezinye iziqu ezifana ne- i-BF, kepha kulokhu kusetshenziselwa ukukhomba ama-transistors asetshenziselwa i-RF (imvamisa yomsakazo), okungukuthi, lawo athola inzuzo enhle kumaza aphezulu kakhulu.

Ukubuka konke komndeni we-BC5xx:

Umdwebo we-NPN

I-BC547 ingeyomndeni wama-transistors anezici ezifanayo njenge I-BC546, BC548, BC549 ne-BC550. Zonke zohlobo lwe-bipolar noma bipolar junction (BJT yeBipolar Junction Transistor). Okusho ukuthi, akuzona izinguquko zomphumela wensimu njengama-FET, ama-phototransistor alawulwa ukukhanya, njll. Lezi zinhlobo zama-bipolar transistors zenziwe ngezinto ezifana ne-germanium, i-silicon noma i-gallium arsenide.

Igama le-bipolar livela eqinisweni lokuthi bakha ama-2 PN junctions, ngoba ama-transistor anezendlalelo ezintathu zama-semiconductor ahlelwe ngezindlela ezimbili ezingaba khona: I-NPN ne-PNP. Endabeni ye-BC547 sesivele sishilo ukuthi iyi-NPN. Okusho ukuthi, i-semiconductor enesici setafula lezikhathi ezithile elikuvumela ukuthi libe nokuthwala okungaphezulu kokuthwala (ama-electron) wezingxenye ze-N, kanye ne-semiconductor efakwe into enama-electron ambalwa e-valence okwenza i-P-type semiconductor ngokuthwala okungaphezulu kokuthwala okuhle kuleli cala (izimbobo).

Lokho kusho, uma sigxila emndenini, umehluko phakathi kwawo wonke amalungu it imnene impela. Ukusongelwa kwakho konke kuyafana, i-SOT54 noma i-TO-92. Kepha ngayinye yenzelwe uhlobo oluthile lomsebenzi:

  • I-BC546: ngamandla aphezulu (kufika ku-65v).
  • I-BC547: futhi ngamandla aphezulu (45v)
  • I-BC548: ngama-voltages ajwayelekile, aze afike ku-30v.
  • I-BC549: ifana ne-BC548 kepha ngomsindo ophansi wezinhlelo zokusebenza ezibucayi noma ezizwelayo kumsindo we-elekthronikhi. Isibonelo, izinhlelo zemisindo ye-hi-fi.
  • I-BC550: efana neyokuqala emibili, okungukuthi, yamandla aphezulu (45v) kepha ithuthukisiwe ukunikela ngomsindo ophansi.

Zonke zinezikhonkwane ezintathu, njengoba kunengqondo kuma-transistors. Ukuzikhomba, kufanele sikubheke ebusweni obunamanzi noma obucwebezelayo be-encapsulation, okungukuthi, sishiya ubuso obuyindilinga ngakolunye uhlangothi. Ngakho-ke, ukusuka kwesobunxele kuye kwesokudla izikhonkwane yilezi: collector - base - emitter.

  • Eziningi: yiphini yensimbi noma iphini lapho lihlangana nendawo engadonswanga kakhulu kunaleyo ethutha. Kulokhu kuyindawo yeN.
  • Base: yi-pin noma i-metallic contact exhunywe endaweni ephakathi okumele ibe mncane kakhulu. Kulokhu kuyindawo P.
  • Transmitter: oxhumana naye oxhunywe komunye umkhawulo (i-zone N kuleli cala) futhi lokho kufanele kube yisifunda esinamaphilisi amaningi ukunikela inani elikhulu kakhulu labathwali kulamanje.

Lapho lokhu sekwaziwa, sizoqonda kangcono ukuthi i-transistor BC isebenza kanjani. Endabeni ethile ye-BC5xx, ukuphuma kwemisinga ye- kufika ku-100 mA. Lokho wukuthi, lokhu kungaba ngamandla amakhulu kakhulu angakwazi ukugeleza phakathi komqoqi kanye ne-emitter, elawulwa yisisekelo njengokungathi yiswishi. Endabeni yezingcindezi ezamukelwe kakhulu, lokhu kuyehluka kuye ngemodeli njengoba sibonile.

Khumbula ukuthi ubukhulu bamanje be-100mA benzelwe kuphela i- DC, ngoba kumanje oshintshashintshayo lapho kukhona iziqongo zamaphoyinti wesikhathi esifushane ungakhuphukela ku-200 mA ngaphandle kokubhubhisa i-transistor. Kodwa-ke, abanye abakhiqizi abanjengoFairchild wasenganekwaneni nomlando baye bakha namamodeli we-BC547 angafika ku-500mA, noma ingekho ejwayelekile. Ngakho-ke ungathola mhlawumbe ama-datasheet we-BC547 anezilinganiso ezithile eziguquguqukayo kulokho okuchazwe lapha ...

Izici ze-BC547:

izikhonkwane ze-bc548 nophawu

Ngemuva kokufunda ngezinto ezithile esifana ngazo namalungu omndeni, ake sigxile kobukhulu obuthile futhi izici ezithile ze-BC547.

Inzuzo:

La inzuzo yamanje, uma sikhuluma ngesisekelo esivamile, cishe kuyinzuzo yamanje kusuka kummemezeli kuya kumqoqi esifundeni esisebenza ngqo, njalo ingaphansi kuka-1. Uma kwenzeka i-BC548, njengabafowabo bomndeni wayo, inenzuzo enhle kakhulu of phakathi 110 no-800 hFE Okwamanje okuqondile. Lokhu kuvame ukucaciswa ngencwadi eyengeziwe ekugcineni kwegama lesibizo ekhombisa ibanga lokuzuza elibheka ukubekezelelana kwedivayisi. Uma ingekho incwadi enjalo kungenzeka ukuthi ibe phakathi kwebanga engilinikezile. Ngokwesibonelo:

  • I-BC547: phakathi kuka-110-800hFE.
  • I-BC547A: phakathi kuka-110-220hFE.
  • I-BC547B: phakathi kuka-200-450hFE.
  • I-BC547C: phakathi kuka-450-800hFE.

Lokho wukuthi, umenzi ulinganisela ukuthi kuzoba phakathi kwalezo zigaba, kepha akwaziwa ukuthi iyini ngempela inzuzo yangempela, ngakho-ke kufanele sizibeke icala elibi kakhulu lapho siklama isifunda. Ngale ndlela, kuqinisekisiwe ukuthi isekethe liyasebenza noma ngabe inzuzo ingaphansi kobubanzi, kanye nokuqinisekisa ukuthi isekethe lizoqhubeka nokusebenza uma sithatha indawo ye-transistor eshiwo. Cabanga ukuthi udizayinele isekethe ukuthi isebenze okungenani ngama-200hFE futhi une-BC547B kodwa uthathe isinqumo sokuyifaka esikhundleni se-BC547A noma i-BC547, kungenzeka ingafinyeleli kulelo zinga futhi ngeke isebenze ... Ngakolunye uhlangothi, uma ukwenzela ukusebenza nabangu-110, noma ngabe kuzokusebenzela.

Impendulo ejwayelekile:

La imvamisa impendulo kubaluleke kakhulu kuma-amplifiers. Ukuthi kungenzeka yini ukusebenza ngamafrikhwensi owodwa noma amanye kuzoncika ekuphenduleni kwemvamisa ye-transistor. Lokhu kuzokukhumbuza okuthile uma ufunde izihloko ezinjengezihlungi zokuphasa okuphezulu kanye nezihlungi zemvamisa zokuhamba okuphansi, akunjalo? Endabeni yomndeni obonwe lapha, ngakho-ke yi-BC547, banempendulo enhle yemvamisa futhi bangasebenza kuma frequencies phakathi 150 no-300 Mhz.

Imvamisa, ku imininingo egciniwe Imininingwane ephelele ye-transistor inikezwa kusuka kubakhiqizi, kufaka phakathi igrafu yempendulo yemvamisa. Le mibhalo ingalandwa nge-PDF kumawebhusayithi asemthethweni wabenzi bedivayisi, futhi lapho uzothola amanani. Uzobona impendulo yemvamisa ngama-initials fT.

Lezi zikhathi eziphezulu zizoqinisekisa ukuthi i-transistor khulisa okungenani i-1, njengoba ukuphakama kwemvamisa kuphakama, ukwehla kokukhulisa kwe-transistor ngenxa yengxenye yayo eyi-capacitive. Ngaphezulu kwalawo amaza amukelekile, i-transistor ingaba nenzuzo encane kakhulu noma ingatholi lutho, ngakho-ke ayikhokhi.

Ukulingana nokuhambisana:

Ungazithola ususenkingeni yokuthi kufanele sebenzisa uhlobo oluhlukile lwe-transistor noma okuhambisana ne-BC547 kusekethe. Kungakho sizokhombisa ukufana okuthile noma abaphikisi.
  • Ukulingana:
    • Kuyafana: i-hole hole board mount transistor kungaba yi 2N2222 noma i-PN2222 esizonikezela kuyo enye i-athikili ekhethekile. Kepha qaphela! Endabeni yenganekwane 2N2222, izikhonkwane ze-emitter neqoqayo ziyahlehliswa. Lokho wukuthi, kuzoba yi-emitter-base-collector esikhundleni se-collector-base-emitter. Ngakho-ke, kufanele uyihlanganise noma uyibeke izungeze u-180º maqondana nokuthi ube nayo kanjani i-BC547.
    • SMDUma ufuna intaba engaphezulu elingana ne-BC547 yamasekethe amancane aphrintiwe noma ama-PCB, khona-ke okudingayo yi-BC487 eboshwe ngaphansi kwe-SOT23. Lokho kungagwema ukuba nepuleti enezimbobo zokufaka nokufaka. Ngendlela, uma ufuna ama-transistor alinganayo e-bipolar amanye amalungu omndeni, ungahlola i-BC846, BC848, BC849 ne-BC850. Lokho okungukuthi, faka i-BC4xx nge-BC8xx efanayo.
  • Kuyahambisana: Esinye isimo esingavela ukuthi ufuna okuphambene, okungukuthi, i-PNP esikhundleni se-NPN. Uma kunjalo, okulungile kungaba yi-BC557. Ukuthola izinto ezihambisanayo zawo wonke amalungu omndeni, ungasebenzisa i-BC5xx efana ne: BC556, BC558, BC559 ne-BC560.

Ngiyethemba lokhu okuthunyelwe kukusizile futhi okulandelayo kuzoba yi-PN2222.


Amazwana ayi-7, shiya okwakho

Shiya umbono wakho

Ikheli lakho le ngeke ishicilelwe. Ezidingekayo ibhalwe nge *

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  1. Ubhekele imininingwane: Miguel Ángel Gatón
  2. Inhloso yedatha: Lawula Ugaxekile, ukuphathwa kwamazwana.
  3. Ukusemthethweni: Imvume yakho
  4. Ukuxhumana kwemininingwane: Imininingwane ngeke idluliselwe kubantu besithathu ngaphandle kwesibopho esisemthethweni.
  5. Isitoreji sedatha: Idatabase ebanjwe yi-Occentus Networks (EU)
  6. Amalungelo: Nganoma yisiphi isikhathi ungakhawulela, uthole futhi ususe imininingwane yakho.

  1.   Rodolfo kusho

    Sawubona, ntambama, ngithole ukuthi le ndatshana ilusizo kakhulu njengoba ngilungisa futhi ngifaka ama-transistor kwisikhulisi esidala se-Audinac FM900. Ngiyabonga !!!

    1.    Isaka kusho

      Sawubona, ngiyabonga kakhulu ngokuphawula

  2.   rafael kusho

    kuhle kakhulu, imininingwane ebengiyifuna nje, ngiyakuhalalisela

  3.   UManuel Aguirre kusho

    Yebo, lolo hluka lokwahlukahluka maqondana ne-transistor ye-BC 547 lubaluleke kakhulu. Kazi unganginikeza yini umdwebo ne-BC547 ukwenza i- "Pre" ne-Electret. Lokho wukuthi, yenza isekethe nge-Electret (Microphone) bese uyixhuma kwisikhulisi seMono. Ukudlulisa imiyalezo evuselelayo esivuna labo abavakashela i-Facebook noma eminye imithombo yezokukhangisa. Imininingwane oyinikezile yinhle kakhulu futhi ichazwe kahle. NGIYABONGA ngeposi lakho.
    Kwangathi uBaba wethu osezulwini angakubusisa kanye nomndeni wakho onothando.
    Ngivela ezweni El Salvador CA Ngiyabonga.

  4.   ren kusho

    I-athikili enhle kakhulu futhi ngiyabonga!

  5.   UTino Fernandez. kusho

    Lo mbhalo unamaphutha amaningana, phakathi kwawo amakhulu kunalawa alandelayo:
    … Ngaphezu kwalokho, ngegama layo elithi BC siyabona ukuthi kuyisisekelo sokwakheka kwesisekelo esijwayelekile….

    Isifinyezo se-BC sakwa-transistor asihlangene nakancane nalokho esikushoyo, ngoba i-B ikhombisa ukuthi i-transistor ye-silicon, kanti i-C ukuthi i-transistor enemvamisa ephansi.
    Ungayibona kuleli khasi:
    https://areaelectronica.com/semiconductores-comunes/transistores/codigo-designacion-transistores/#:~:text=En%20la%20nomenclatura%20americana%20los,facilitado%20por%20el%20fabricante%20herunterladen.

    Kunamaphutha amaningi kulo mbhalo:
    . . . Inzuzo yamanje, lapho sikhuluma ngesisekelo esivamile, cishe iyinzuzo yamanje kusuka ku-emitter kuya kumqoqi esifundeni esisebenza ngqo….

    Lapho kukhulunywa ngesisekelo esivamile, kuyaqondakala ukuthi kungumhlangano wesisekelo ovamile, lapho kwenzeka ukuthi inzuzo yamanje ihlale ingaphansi kuka-1.
    Lapho ukhuluma ngenzuzo yama-transistors akudingeki ukuthi usho uhlobo lokumiswa.

    Ngibe nguthisha we-elektroniki iminyaka engaphezu kwengu-35.

    A ukubingelela.

    1.    Isaka kusho

      Sawubona,
      Uxolo ngamaphutha. Ngiyabonga kakhulu ngokweluleka.
      Ngikufisela okuhle!