AMPLIFICADOR BASE COMUN.doc

7/24/2019 AMPLIFICADOR BASE COMUN.doc

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UNIVERSIDAD NACIONAL DE SAN MARCOS 2015

LABORATORIO DE CIRCUITOS ELECTRONICOS 1

LABORATORIO 5

EL AMPLIFICADOR BASE

COMUN ALUMNO: VALQUE VILCA CESAR JESUS.

CODIGO: 12190055.

PROFEZOR:

CURSO: LABORATORIO DE CIRCUITOSELECTRONICOS 1.

Mircoles 11 de noviembre del 2015

Objetivo: construir

amplifcador base

comn y sus

caractersticas de

uncionamiento


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EL AMPLIFICADOR EN BASE COMN

OBJETIVO:

Con!"#$" #n %&'($)*%+o" ,n -%, *o&n / *o&'"o-%"'"*!$*%&,n!, # *%"%*!,"!$*% ,(*!"$*% !%(, *o&o Z$3 Zo3 A4/ A$.

BASE COMUNL% *on)#"%*$6n ,n -%, *o&n. E!% *on)#"%*$6n no '"o+#*,%n%n*$% +, *o""$,n!,3 ',"o +, (% !,n$6n / %+,& !$,n,'"o'$,+%+, !$(, ,n %(!% 7",*#,n*$%.

En (% '"*!$*%3 (o 4%(o", +, (o '%"&,!"o no , o-!$,n,nn,*,%"$%&,n!, 'o" &,+$o +, (% ',n+$,n!, +, (% *#"4%.

F",*#,n!,&,n!, , #%n 4%(o", !%-#(%+o +, (o '%"&,!"o3 '%"%#n '#n!o +, o',"%*$6n +%+o. S, '#,+, o-,"4%" 8#, '%"% *%+%'%"&,!"o , +% #n 4%(o" *,n!"%( +, +$,o *o&o !%&-$n 4%(o",&$&o / &n$&o. Lo $n!,"4%(o +, 4%(o", '%"% *%+% '%"&,!"o$n+$*%n 8#, ,n (% '"*!$*% , "%;on%-(,


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2


ACo"",'on+, %( %n($$ +, *$"*#$!o +, 'o(%"$;%*$6n 'o" +$4$o" +,4o(!%=,.?

A *on!$n#%*$6n , &o!"%" ,( *$"*#$!o ,8#$4%(,n!, +, CA

F$#"% @. C$"*#$!o ,8#$4%(,n!, +, C.A.



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F$#"% @.@ *$"*#$!o ,8#$4%(,n!, +,( %&'. B%, Co&n+, CA

A *on!$n#%*$6n , ,!"% (% ($!% +,( &%!,"$%( / ,8#$'o % #!$($;%"

'%"% ,!% '"*!$*%

O*$(o*o'$o G,n,"%+o" +, ,%(, F#,n!, +, %($&,n!%*$6n V+* L% ($!% +, 4%(o", +, (o *o&'on,n!, >",$!,n*$% /

*%'%*$!o",? 4%"$%" ",',*!o % (% *#"4% +,( !"%n$!o" 8#, ,#!$($*, '%"% ",%($;%" ,!, %&'($)*%+o" >, ",*o&$,n+% #!$($;%" ,(!"%n$!o" 2N90@?.

EJEMPLOD$,%" #n %&'($)*%+o" ,n -%, *o&n *on #n !"%n$!o" 2N90@38#, *on!,n% (o *(*#(o +, (% $&',+%n*$% / %n%n*$% % *o&o,( *(*#(o +, (o *%'%*$!o", '%"% ,( -#,n 7#n*$on%&$,n!o +,(%&'($)*%+o".

D,!,"&$n%" (o 4%(o", +, (o *o&'on,n!, '%"% ,( *$"*#$!o +, (%)#"% @.5.

C%-, %*(%"%" 8#, '%"% 'o+," *%(*#(%" (o *o&'on,n!, % #!$($;%" ,n,( *$"*#$!o +,-,&o ",%($;%" (o $#$,n!,:

O-!,n," *on %/#+% +,( !"%;%+o" +, *#"4% (% 7%&$($% +, *#"4%*o"",'on+$,n!, %( !"%n$!o" % #!$($;%".

I+,n!$)*%" ,n (% *#"4% (o 4%(o", ICQ3 VCEQ/ 4%, ,n (%

)#"% @.?.

E(,$",&o (% $#$,n!, *on+$*$on, +, 'o(%"$;%*$6n '%"% ,(*$"*#$!o +, ,=,&'(o:

T"%n$!o" 2N90@RL ."$ 50



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V** 124ICQ 2.@&AVCEQ VF 10;


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=

== kI

VVV

I

VR

CQ

ECEQCC

CQ

RCC 2.2

Con


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!%&-$n R2, o-!,n+" *on:

== kRV

VR B

BB

CC 6.982 ># 4%(o" *o&,"*$%( ," +, 100

'%"% 'o+," *%(*#(%" n#,!"% Z$ !,n+",&o '"$&,"o 8#, +,!,"&$n%"


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A4 12.9



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A


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C%'%*$!o" CB:

( ) ( )[ ] 113751 =+++= EBTH RrihfehieRR

== 5.113710

1THCB RX

CB 1.9nF

SE)UIDOR DE EMISOR

Un %&'($)*%+o" !%&-$n '#,+, #!$($;%" #n !"%n$!o" *on ,( *o(,*!o"*on,*!%+o *o&o !,"&$n%( *o&n. E!, *$"*#$!o , +,no&$n%,n,"%(&,n!, *on ,( no&-", +, ,&$o",#$+o"3 ,#"%&,n!,'o"8#, , %n(oo %( ,#$+o" *%!6+$*o +,( !#-o +, 4%*o. S, 'o+"%*",," 8#, ,( '"o*,+$&$,n!o +, %n($$ ,"$% ,( &$&o 8#, ,( ,#$+o'%"% (% *on,$on, ,n ,&$o" *o&n / ,n -%, *o&n3 ',"o ,!,no , ,( *%o. En ,!, *$"*#$!o3 (% !,"&$n%( +, ,n!"%+% , ,( +, (%-%, / (% !,"&$n%( +, %($+% , ,( ,&$o". P%"% ,n*on!"%" (o'%"&,!"o +,( %&'($)*%+o" +,( *o(,*!o" *o&n ")*%&,n!,3 ,",8#$,",n (% *#"4% *%"%*!,"!$*% +,( !"%n$!o" % #!$($;%".

L% *on)#"%*$6n ,n ,#$+o" +, ,&$o" , *%"%*!,"$;% 'o" #n%%n%n*$% +, !,n$6n ($,"%&,n!, &,no" 8#, (% #n$+%+3 #n% ,(,4%+%$&',+%n*$% +, ,n!"%+% / #n% -%=% $&',+%n*$% +, %($+%.G,n,"%(&,n!, , #!$($;% *o&o !"%n7o"&%+o" +, $&',+%n*$% ,n (o*$"*#$!o +, ,n!"%+% / %($+% +, $!,&% %&'($)*%+o",. C#%n+o ,$!% ,n ,( *$"*#$!o +, ,n!"%+%3 # ,(,4%+% $&',+%n*$% +, ,n!"%+%!"%+#*, (% *%"% %'($*%+% % (% 7#,n!, +, ,%(. C#%n+o , $!% ,n,( *$"*#$!o +, %($+% $"4, '%"% %$(%" +, (% *%"% (% ,!%'% '",*,+,n!,+,( %&'($)*%+o" / %+,&3 +% #n% -%=% $&',+%n*$% +, %($+%.

MODELO DEL AMPLIFICADOR EN C.C.A *on!$n#%*$6n , &o!"%" ,( %&'($)*%+o" ,n *o(,*!o" *o&n:



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10


F$#"% @.. C$"*#$!o ,#$+o" +, ,&$o"

A


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11


b

b

b

e

i

hfei

i

iAi

)1( +==

En!on*,:

A$ 1H


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12


L% ($!% +, 4%(o", +, (o *o&'on,n!, >",$!,n*$% /*%'%*$!o",? 4%"$%" ",',*!o % (% *#"4% +,( !"%n$!o" 8#, ,#!$($*, '%"% ",%($;%" ,!, %&'($)*%+o" >, ",*o&$,n+% #!$($;%" ,(!"%n$!o" 2N90@?.

EJEMPLOD$,%" #n %&'($)*%+o" ,n *o(,*!o" *o&n *on #n !"%n$!o"2N90@3 8#, *on!,n% (o *(*#(o +, (% $&',+%n*$% / %n%n*$%% *o&o ( *(*#(o +, (o *%'%*$!o", '%"% ,( -#,n 7#n*$on%&$,n!o+,( %&'($)*%+o".

D,!,"&$n%" (o 4%(o", +, (o *o&'on,n!, '%"% ,( *$"*#$!o +, (%)#"% @.9.

C%-, %*(%"%" 8#, '%"% 'o+," *%(*#(%" (o *o&'on,n!, % #!$($;%" ,n

,( *$"*#$!o +,-,&o ",%($;%" (o $#$,n!,:

O-!,n," *on %/#+% +,( !"%;%+o" +, *#"4% (% 7%&$($% +, *#"4%*o"",'on+$,n!, %( !"%n$!o" % #!$($;%".

I+,n!$)*%" ,n (% *#"4% (o 4%(o", ICQ3 VCEQ/ 4%, ,n (%)#"% @.10?.

E(,$",&o (% $#$,n!, *on+$*$on, +, 'o(%"$;%*$6n '%"% ,(*$"*#$!o +, ,=,&'(o:

T"%n$!o" 2N90@RL ."$ 50V** 124ICQ 2.2&AVCEQ VF 10;


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F$#"% @.9 C$"*#$!o %&'($)*%+o" *o(,*!o" *o&n

DESARROLLOS, +,*"$-$" ,( '"o*,+$&$,n!o '%"%:

C%(*#(%" (o 4%(o", +, (o *o&'on,n!, 8#, 7o"&%"n ,(

%&'($)*%+o" ,n *o(,*!o" *o&n. C%(*#(%" (o '%"&,!"o +,( %&'($)*%+o". C%(*#(%" %+,& ,( 4%(o" &n$&o +, *%'%*$!%n*$% +, *%+%

#no +, (o *%'%*$!o", '%"% ,( -#,n 7#n*$on%&$,n!o +,(%&'($)*%+o" ,n #n% 7",*#,n*$% +, 10;.

Sluc&*+:Co&o (% *on+$*$on, +, *.*. '%"% o-!,n," (o $#$,n!, '%"&,!"oon $#%(, 8#, ,n ,&$o" *o&n ,n!on*, !,n+",&o 8#,:

VCEQ 4

,n!on*, VRE4

== kI

V

I

VR

CQ

RE

EQ

REE 6.2

Con ,!o +,+#*$",&o 8#, RB,:

== kRR EB 6010

1

Po" (o !%n!o *on RB/ REo-!,n+",&o

vVRRIV BEEECQEE 296.7)/( =++=

A


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1@


== KV

RVR

BB

BCC 67.98)(

2

P%"% ( *(*#(o +, (% $&',+%n*$% +, ,n!"%+% , o-!,n+":

== kI

mVhfehie

CQ

5.2)25(

% *on ,!o 'o+",&o *%(*#(%" (% Z$:

=+

== 9.101 hfe

hiehibZi

Po" (o !%n!o (% Zo ,":

=+

+= 13.11

1 hfehieRriZo B

(% %n%n*$% +, 4o(!%=, ,:

992.)3.36.6(25

3.36

'=

+

=

+=

+=

kk

kk

RRhib

RR

Rhib

RAv

LE

LE

L

L

C(*#(o +,( *%'%*$!o" C$:

=+= kZiriRTH 91.60

1=Xci = kRTH 09.6

nFfXCi

Ci 61.22

1==

C(*#(o +,( *%'%*$!o" Co:

=+= 3311LTH RZoR

1=Xco = 1.331THR

nFfXCo

Co 482

1==



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TABLA DE PAR,METROS M,S IMPORTANTES DE LAS TRESCONFI)URACIONES B,SICAS.

CONFIGURACIN

E&$o" *o&nS,#$+o" +,

,&$o"B%, *o&n

G%n%n*$% A$


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VBE: , ",+#*, %'"o$&%+%&,n!, 2.5&V 'o" "%+o C,($# +,$n*",&,n!o +, (% !,&',"%!#"%.

I


AMPLIFICADOR BASE COMUN.doc

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