JFET

July 6, 2022 | Author: Anonymous | Category: N/A
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Wmdvgrsdkok kg los Nugrzos Orjokos GRPG Mcjirg6 Fgnngrscm Boigzos

Jotgrdo6 Glgbtròmdbo Numkojgmtol

Ngbeo6 ?0/05/9090

MYB6 51?0

[romsdstcrgs NG[

  Gm gstg bosc gl [romsdstcr [romsdstcr NG[ NG[ gs bcmtrclokc bcmtrclokc pcr pcr vcltofg, lc qug qug lc eobg jïs bcmvgmdgmtg,  pugs tgmgr um vcltofg kg bcmtrcl gs jïs gndbdgmtg qug umo bcrrdgmtg kg bcmtrclg gm gl bosc kg um IF[, los Rdalos NG[ sdamdndbom [romsdstcr kg Gngbtc kg Bojpc (Ndglk Gnngbt [romsdstcr).   Gl kdspcsdtdvc kdspcsdtdvc NG[ gs um kdspcsdtdvc Wmdpclor qug kgpgmkg mc sòlc tomtc kg lo bcmkubbdòm kg glgbtrcmgs bcjc lo bcmkdbdòm kg eugbcs.

 

FNG[6 [romsdstcr kg gngbtc kg bojpc kg umdòm.

   

JCRNG[6 [romsdstcr kg gngbtc kg bojpc sgjdbcmkubtcr kg òxdkc jgtïldbc. JGRNG[6 [romsdstcr kg gngbtc kg bojpc sgjdbcmkubtcr kg jgtïldbc.

  Lcs tromsdstcrgs tdpc NG[ tdgmgm um um tdgjpc kg rgspugsto jubec jubec jïs rïpdkc qug um IF[ kg jckc qug scm jïs gndbdgmtg gm lcs bdrbudtcs o lcs qug sg dmtgargm, ctro borobtgrêstdbo kg lcs tromsdstcrgs tdpc NG[ gs lo olto djpgkombdo kg gmtroko. Wm tromsdstcr tdpc NG[ vdgmg kokc kg umo ncrjo nêsdbo kg lo sdaudgmtg jomgro  

 

  Kg jomgro qug buomkc bcmgbtojcs umo nugmtg kg kg vcltofg vcltofg gm lcs pugrtcs K y R lcarorêojcs um umoo pc pclo lord rdzo zobd bdò òm dm dmv vgr grso so gm lcs lcs tr trom omsd sdst stc crg rgss tdp tdpc p kg jom omgr groo qug lo rg rgad adò òm kg gjpcirgbdjdgmtc kg lcs jdsjc oujgmto, y gstc agmgro qug gl bomol tdpc m sg eoao jïs omacstc bcmncrjg gl vcltofg qug sg gmvêg gm lcs pugrtcs K y R, gstg prcbgsc llgvokc ol gxtrgjc sg bcmcbg bcjc Gstromaulojdgmtc kcmkg ^AR:0 y ^KR:^P. Borobtgrêstdbos kg tromsngrgmbdo.

Poro gl tromsdstcr IF[ lo bcrrdgmtg kg soldko Db y lo bcrrdgmtg g bcmtrcl kg gmtroko Di gstïm rglobdcmokos pcr igto, lo buol sg bcmsdkgro bcmstomtg poro gl omïldsds qug sg vo o rgoldzor. Gm ncrjo kg gbuobdòm, sdm gjiorac gsto rglobdòm gm lcs FNG[. Kg jckc qug lo gbuobdòm kg Recbhlgy kgndmg lo rglobdòm gmtrg DSK y ^SAR

  O portdr portdr kg lo gbuobdòm kg Recbhlgy citgmgjcs kcs arïndbos, bcm lo gsbolo vgrtdbol gm jdldojpgrdcs6

 

  Gm rgsuj rgsujgm gm bu buom omkc kc ^  as 0 , D  K  D  KRR  y buom buomk kc ^ AR:^  P , D  K: 0, oumqug gs pcsdilg sclubdcmor lo gbuobdòm kg Recbhlgy kg lo jomgro bcmvgmbdcmol poro citgmgr lcs volcrgs kg los bcrrdgmtg gxdstg tojidäm gl jätckc arïndbc, pcr gl buol trozojcs lo rgbto y uidbojcs lcs vcltofgs poro citgmgr sus volcrgs, poro gllcs mcs volkrgjcs kg lo sdaudgmtg toilo. :

 

:

Dmstrujgmtobdòm

  Gm gl bosc kg gstg tdpc tdpc k kgg trom tromsdst sdstcr cr mc gxdstg gxdstg um dmstru dmstrujgm jgmtc tc kgndmd kgndmdkc kc poro poro jgkd jgkdr  r  jomuoljgmtg jomuo ljgmtg lcs mdvglgs kg  D  KRR  y ^  p , sdm gjiorac, gjiorac, um trozokcr trozokcr kg burvos prgsgmtokc prgsgmtokc poro gl IF[ tojidäm pugkg jcstror gm pomtollo los borobtgrêstdbos kg krgmofg kgl tromsdstcr FNG[, jgkdomtg um ofustg okgbuokc.  

Yglobdcmgs Djpcrtomtgs

  Gxdstgm olaumos borobtgrêstdbos qug mcs pugkgm oyukor o gmtgmkgr gl numbdcmojdgmtc kg um FNG[ jgkdomtg su rglobdòm bcm gl tromsdstcr yo bcmcbdkc IF[.

FNG[ FN G[ IF[  IF[   D  K : D  KRR

(

^ AR ?∙ ^  P

)

9

 D  K : D R ⇛ D B   D  G ≇

 D A:0 ⇛ ^ IG: 0,1 v

 D B : ι D I



 

Jcsngt tdpc Gjpcirobdjdgmtc kg bomol m

Gm gstg tdpc kg jcsngt kg bomol m sg ncrjo umo plobo kg jotgrdol tdpc p o portdr kg umo iosg kg sdldbdc y sg bcmcbg bcjc sustrotc, iosg scirg gl buol sg bcmstruyg gl kdspcsdtdvc

 

Cpgrobdòm y Borobtgrêstdbos Iïsdbos

  Poro gstg gstg tdpc kg kdspcsdtdvc tojidäm sg eobg eobg prgsgmtg lo gbuobdòm kg Recbhlgy jgmbdcmoko omtgrdcrjgmtg, sclc pcmdgmkc gl sdamc oprcpdokc gm ^as y tgmdgmkc gspgbdol budkokc gm lo gbuobdòm pcr gsto jdsjo rozòm pugstc qug gm gstg bosc sg prckubg umo pclordzobdòm mgaotdvo qug sg rgnlgfo gm ^as. Jcsngt tdpc Gjpcirobdjdgmtc kg bomol p   Lo bcmstrubbdòm kg gstg tdpc kg kdspcsdtdvc gs gxobtojgmtg lo dmvgrso kg lo qug oporgbg gm gl jcsngt kg tdpc gjpcirgbdjdgmtc kg bomol p, gs kgbdr oecro gl sustrotc gs tdpc m, y gl bomol gs tdpc p, jdgmtros lcs tgrjdmolgs mc bojidom sdm gjiorac sg dmvdgrtgm los bcrrdgmtgs.

 

 

Jcsngt kg tdpc gmrdqugbdjdgmtc

  Oumqug gxdstom olaumos sgjgfomzos gm lo bcmstrubbdòm y jckc kg cpgrobdòm gmtrg gl tdpc gjpcir gjp cirgbdj gbdjdgm dgmtc tc y gl tdpc tdpc gmrdqu gmrdqugbd gbdjdg jdgmtc mtc,, los borobtg borobtgrêst rêstdbo dboss kg gstg gstg öltdjc öltdjc scm juy kdngrgmtgs, yo qug lo burvo kg tromsngrgmbdo mc gstï kgndmdko pcr lo gbuobdòm kg Recbhlgy y lo bcrrdgmtg kg krgmofg oecro gs lo kg bcrtg eosto qug gl vcltofg kg lo bcjpugrto o lo nugmtg olbombg umo joamdtuk gspgbêndbo.

 

Lo rglobdòm gmtrg los vordoilgs gstï koko pcr6

  Poro volcrgs kg ^ AR = ^ [  lo bcrrdgmtg kg krgmofg gstï rglobdcmoko bcm gl vcltofg kg lo bcjpugrto o lo nugmtg opldbokc pcr lo sdaudgmtg rglobdòm mc ldmgol6

  Gl tärjdmc tärjdmc h gs umo umo bcmstomtg bcmstomtg qug gs umo umo numbdòm numbdòm kg lo bcmstrubbdòm kgl kdspcsdtdvc, kdspcsdtdvc, gstg volcr sg kgtgrjdmo o troväs kg lo sdaudgmtg gbuobdòm6

JCRNG[ tdpc gmrdqugbdjdgmtc kg bomol p

Gstg gs gxobtojgmtg gl cpugstc kgl JCRNG[ tdpc gmrdqugbdjdgmtc kg bomol m. Gs kgbdr, oecro eoy um sustrotc tdpc m y rgadcmgs tdpc m kcpokos iofc los bcmgxdcmgs kgl krgmofg y lo nugmtg. Los tgrjdmolgs mc bojidom, pgrc tckos los pclordkokgs kgl vcltofg y los kdrgbbdcmgs g lo bcrrdgmtg sg dmvdgrtgm.

 

^JCR

  Gm gstg bosc tckcs lcs glgjgmtcs kgl JCRNG[ plomc gstïm prgsgmtgs gm gl NG[ kg sdldbdc kg òxdkc jgtïldbc vgrtdbol (^JCR), gl mcjirg prcvdgmg kg su porgbdkc bcm lo lgtro ^ tolloko gm lo iosg kgl sgjdbcmkubtcr  BJCR   Gstg tdpc kg JCRNG[ JCRNG[ sg brgo bcmstruygmkc um JCRNG[ JCRNG[ kg kg bomol p y umc kg bomol m gm gl jdsjc sustrotc bcjc, bcmcbdkc bcjc JCRNG[ bcjplgjgmtordo y sg uso prdmbdpoljgmtg gm lòadbo kg bcjputokcros

JGRNG[

  Los iorrgros kg Rbectthy scm iorrgros gstoilgbdkos jgkdomtg lo kgpcsdtobdòm kg um jgtol bcjc gl tumstgmc scirg um bomol kg tdpc m, ol eoigr umo umdòm kg jgtol sgjdbcmkubtcro gs lo rozòm kg qug o NG[ sg lcs bcmcsbo bcjc tromsdstcrgs kg gngbtc kg bojpc kg jgtol sgjdbcmkubtcr JGRNG[

 

  Lcs JGRNG[ JGRNG[ tdpc gjpcirgbdjdg gjpcirgbdjdgmtc mtc y gmrdqug gmrdqugbdjdgm bdjdgmtc tc sg eobgm bcm um bomol m gmtrg gmtrg gl gl krgmofg y lo nugmtg, pcr gmkg, sclc lcs JGRNG[ tdpc m scm bcjgrbdolgs. Gm gstcs öltdjcs sg  pugkgm opldbor los jdsjos täbmdbos kg omïldsds kg bk y bo qug sg opldborcm o lcs FNG[.

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