amplifidor retroalimentado voltaje en serie

7/23/2019 Amplifidor Retroalimentado Voltaje en Serie

http://slidepdf.com/reader/full/amplifidor-retroalimentado-voltaje-en-serie 1/22

U NIVERSIDAD DEL ZULIA

FACULTAD DE I NGENIERÍA

ESCUELA DE I NGENIERÍA ELÉCTRICA

DEPARTAMENTO DE ELECTRÓNICA Y CONTROL

ASIGNATURA: LABORATORIO DE ELECTRÓNICA

PROFESOR : FRANCISCO PARRA

PRÁCTICA # 2AMPLIFICADOR R ETROALIMENTADO VOLTAJE EN

SERIE

Realizado por:

- García, !"# C$I$: %&$'(&$%%)- P#r*+, Ear! C$I$: &.$%/&$)(%

Maracaio! J"io de 2$%&



Ca0121cac134: 5 6 77777777777777777777777777777777777777

OBSERVACIONES: 777777777777777777777777777777777777777777777777777777777777777777777777777777 777777777777777777777777777777777777777777777777777777777777777777777777777777 777777777777777777777777777777777777777777777777777777777777777777777777777777 777777777777777777777777777777777777777777777777777777777777777777777777777777 777777777777777777777777777777777777777777777777777777777777777777777777777777 777777777777777777777777777777777777777777777777777777777777777777777777777777 7777777777777777777777777777777777777777777

'''''''''''''''''''''''''

Pr!2$ Fra4c1"c! Parra



ES()EMA

INTRODUCCION

&$ OBETIVOS%$ MATERIALES Y E8UIPOS UTILIZADOS

)$ MARCO TEORICO)$& P!0ar1+ac134 *4 c!rr1*49* 1r*c9a *0 9ra4"1"9!r * 4134 1;!0ar 54;46$

)$&$& P!0ar1+ac134 ;!r 1<1"!r * <!09a=*)$&$&$& D1"*>! * 4a r* ;!0ar1+aa DC$

)$% A?;0121cac134 *4 *0 !?141! * 0a c!rr1*49* a09*r4a 5CA6$)$%$& M!*0a=* * 9ra4"1"9!r*" 1;!0ar*"$

)$%$% Par@?*9r!" 1?;!r9a49*": Z i , Z o , Av A i $

)$%$) M!*0! 1r1! E1<a0*49*$)$) C1rc19!" 9ra4"1"9!r1+a!" r*9r!a01?*49a!" 4*a91<a?*49*$

)$)$& T1;!" * C!4*134 * r*9r!a01?*49ac134$

$ PROCEDIMIENTO$ DATOS Y LECTURAS OBTENIDAS'$ PRESENTACIÓN DE GRAFICASH$ CALCULOS TEORICOS-PRACTICOS.$ SIMULACIONES DEL EPERIMENTO($ ANALISIS DE LOS RESULTADOS

INTROD)CCI*N



E0 ;r*"*49* 142!r?* "* c*49ra *4 *0 *"91! 1"*>! * 0!" c1rc19!" a?;0121ca!r*"r*9r!a01?*49a!" 4*a91<a?*49*, 0!" ca0*" 9!?a4 ;!rc1!4*" * ?*"9ra" * 0a "*>a0 a?;0121caa "* r*1r1*4 a 0a *49raa 00*<a4! a ca! 4a ?*=!ra c!4"1*ra0* * 0a "*>a0 * "a01a *4ca49! a "" r*";*c91<!" ;ar@?*9r!" ca019a91<!", 9a0*" c!?!: 0a *"9a101a * a4a4c1a,1?;*a4c1a * *49raa, 1?;*a4c1a * "a01a, r*";*"9a *4 2r*c*4c1a, r*cc134 * r1!

!;*rac134 014*a0 *0 "1"9*?a$E4 c!4"*c*4c1a, ;ara *2*c9!" * 0a ;r@c91ca "* *"arr!00ara 4 c1rc19! a?;0121ca!r

r*9r!a01?*49a! 4*a91<a?*49* c!421ra! *4 <!09a=* *4 "*r1*J *"*?a a ;ar91r *0 ca0 "*9!?ara 4a ?*"9ra * <!09a=* * "a01a * "* 149*rc!4*c9ara ;!r ?*1! * 4a r*"1"9*4c1a 4ca;ac19!r *0*c9r!0í91c! a0 *?1"!r *0 a?;0121ca!r * 0a ;r1?*ra *9a;a, *4 *0 ?1"?! "* ;r!c**r@ ar*a01+ar 0!" *"91!" ;*r914*49*" r*0ac1!4a!" c!4 0a ;!0ar1+ac134 *0 9ra4"1"9!r *4 c!rr1*49* 1r*c9a ;!r 1<1"!r * 9*4"134 "ca4! *0 ;49! * !;*rac134 !;91?! *4 0a r*134 014*a0 *0 c!?;!4*49** 4! 2*ra a2*c9a! ;!r 0a 9*?;*ra9ra *0 a4@01"1" *4 c!rr1*49* a09*r4a c!4 *0 !=*91<! *c!4!c*r *0 c!?;!r9a?1*49! * 0!" ;ar@?*9r!" ca019a91<!" ;!r ?*1! *0 *"*?a K1r1!$

F14a0?*49*, "* *2*c9ara *0 ?!49a=* *0 *"*?a 1"*>a!, ?*"9r*@4!"* 0!" r*";*c91<!" ;ar@?*9r!" * a?;0121cac134 59*4"134 * *49raa, 9*4"134 * "a01a, 1?;*a4c1a * *49raa,1?;*a4c1a * "a01a, r*0ac134 "*>a a r1!, *9c6, ;ara 214a0?*49* c!?;arar"* c!4 0!" *"*?a"9*3r1c!" "1?0a!" *4 Na91!4a0 I4"9r?*49" ;!*r a"í * *"9a ?a4*ra *0a!rar ar?*49!"crí91c!" c!4c0*49*" *4 r*0ac134 c!4 *0 *;*r1?*49!$

%+ O,JETIVOS



- D1"*>ar 4 *"*?a * a?;0121cac134 r*9r!a01?*49aa 4*a91<a?*49* c!421rac134 <!09a=**4 "*r1*$

- C!?;r!ar *;*r1?*49a0?*49* *0 c!?;!r9a?1*49! * 0!" ;ar@?*9r!" ca019a91<!" * 0!"*"*?a" 9*3r1c!" "1?0a!" *0 a?;0121ca!r r*9r!a01?*49a! 4*a91<a?*49* <!09a=* *4

"*r1*$2+ MATERIALES - E()IPOS )TILI.ADOS

- % Tra4"1"9!r*" * 4134 1;!0ar ?!*0! %N)(/$

- ) R*"1"9!r*" * &/ k Ω 1/2W

- % R*"1"9!r*" * &$.k

Ω 1/2W

- % R*"1"9!r*" * &./ Ω 1/2W

- % R*"1"9!r*" * './ Ω 1/2W

- Ca;ac19!r*" * &/ μF % V

- & P!9*4c13?*9r! * ) ;14*" * k Ω

- C!4c9!r*" *0#c9r1c!" * r*

- C!4c9!r*" *0#c9r1c!" * *4a4cK*

- G*4*ra!r * 24c1!4*"

- F*49* * a01?*49ac134 * c!rr1*49* 1r*c9a * & V

- P!0í?*9r! 119a0

- O"c10!"c!;1!

- Ta0*9a * ;r*a"

- C@?ara 119a0



- Pa;*0

- L@;1+

/+ MARCO TE*RICO

/+%+ Polarizaci0 e corrie1e direc1a del 1rai1or de "i0 ipolar+

La ;!0ar1+ac134 *0 9ra4"1"9!r c!4"1"9* *4 a;01car 0a" 9*4"1!4*" a*caa" a 0a" 41!4*" **?1"!r-a"* c!0*c9!r -a"* * ;*r?19a4 "19ar a0 9ra4"1"9!r *4 0a r*134 * 24c1!4a?1*49!a*caa a 0a a;01cac134 * "* ;*r"1*, *4 a"*4c1a * 0a "*>a0 * *49raa$ S1 0a a;01cac134 *"* ;*r"1* *" 0a 9101+ac134 *0 9ra4"1"9!r c!?! a?;0121ca!r, "19ar*?!" *0 ;49! * 9raa=! *4a*00a +!4a 34* 9*4a 4 c!?;!r9a?1*49! ?@" ! ?*4!" 014*a0$

a1*4! c!?;r*41!, *0 ;ar@ra2! a49*r1!r, ca* *"9acar * *0 1";!"191<! "* *?;0*a

*4 1<*r"a" c!421rac1!4*" *"9a0*" * ;*r?19*4 9raa=ar *4 0a r*134 * ac91<a 014*a0 *0*0*?*49!, ;*r?191*4! a?;0121cac134 * "*>a0*" * *49raa" !;91?a" ;r*<141*4! 0!" 9í;1c!"*"9a!" * c!r9* "a9rac134 r*;r*"*49a91<!" 2*ra * *"9a @r*a * 9raa=!$

/+%+%+ Polarizaci0 por di3ior de 3ol1a4e+

E4 0a" c!421rac1!4*" * ;!0ar1+ac134 21=a *"9a101+aa *4 *?1"!r a 0a c!rr1*49* *

;!0ar1+ac134 I C Q *0 <!09a=*

V CEQ * ;!0ar1+ac134 c!rr*";!4ía4 a 4a 24c134 * 0a

a4a4c1a *4 c!rr1*49* *0 9ra4"1"9!r$ S14 *?ar!, *1! a * H fe *" "*4"10* a 0a

9*?;*ra9ra, *";*c1a0?*49* ;ara 0!" 9ra4"1"9!r*" * "101c1!, * * *0 <a0!r r*a0 *0 ;ar@?*9r!* *214* 0a a4a4c1a * c!rr1*49* ;!r 0! *4*ra0, 4! *"9@ 1*4 *2141!, 0! ?*=!r "*ría *"arr!00ar c1rc19! * 2*ra ?*4!" *;*41*49* !, * K*cK!, 14*;*41*49* * *"9* ;ar@?*9r!$ La r* a 0a* 4!" r*2*r1?!" *" c!421rac134 * ;!0ar1+ac134 ;!r 1<1"!r * <!09a=* * 0a 21ra &$



F1ra &$ R* * P!0ar1+ac134 P!r D1<1"!r * V!09a=*$

D* *"9a 21ra "* ;**4 !9*4*r 0!" "11*49*" ;ar@?*9r!" a;01ca4! 0a" K*rra?1*49a" @"1ca" ;ara *0 a4@01"1" * c1rc19!":

I B=( R2

×V CC

R1+ R

2)−V BE

R1∥ R

2+( H fe+1)×R

4

; Corriente de circulación bae . (&)

I C = H fe×I B ; Corrientede circulaciónColector . (%)

V CE=V CC − I C × ( R3+ R

4 ) ! "eniónColector− E#ior . ())

Ta0*" ;ar@?*9r!", ;*r?19*4 c!0!car *0 9ra4"1"9!r *4 +!4a * !;*rac134 014*a0 *<19a4! 0!"*2*c9!" * "a9rac134 c!r9* 4! *"*a!" ra49* 0a 24c134 * a?;0121cac134$

/+%+2+ Die5o de "a red polarizada DC+

A ;ar91r * 0!" "11*49*" ;a"!" "* ;!r@ r*a01+ar 4a r* *"9a0*:

- Pa"! &: A"14ar a V CE 0a ?19a *0 <!09a=* * 2*49* DC$

- Pa"! %: A"14ar a V E 4a caía * <!09a=* c!?;r*41a *49r* & % V

a;r!1?aa?*49*$



- Pa"! ): A"14ar 0a c!rr1*49* * 9raa=! * c!0*c9!r I C $

- Pa"! : Ca0c0ar *0 <!09a=* * c!0*c9!r ;!r ?*1! * 0a" 0**" * Ma*00$- Pa"! : Ca0c0ar 0!" r*"1"9!r*" * c!0*c9!r *?1"!r$

- Pa"! ': Ca0c0ar *0 <a0!r *0 r*"1"9!r * a"* R2 ?*1a49* 0a "11*49* *;r*"134

?a9*?@91ca R

2=10× R

E $- Pa"! H: Ca0c0ar *0 <!09a=* * a"* ;!r ?*1! * 0a" 0**" * Ma*00$

- Pa"! .: F14a0?*49* "* ;r!c** a ca0c0ar R1 ;!r ?*1! * 0a "11*49* *;r*"134

?a9*?@91ca R1=

V CC × R2

V B− R

2 $

/+2+ A6pli7icaci0 e el do6iio de la corrie1e al1era 8CA9+

A 9ra<#" * 0a" #caa", *0 9ra4"1"9!r Ka *?!"9ra! 4 c!?;!r9a?1*49! *19!"! *4 ca49!a 0a a?;0121cac134 * "*>a0*" * c!rr1*49* a09*r4a "14 a09*rar " 2a"* 2r*c*4c1a, ;*r! a*?@" **00! 0!ra 4 14cr*?*49! * ;!9*4c1a * 0a "*>a0 * "a01a c!4 r*";*c9! a 0a "*>a0 * *49raarac1a" a 0a c!49r1c134 * ;!9*4c1a * 0* "** 0a 2*49* DC ac!;0aa a *00a, "1*?;r* ca4!0a 9*4"134 a?;0121caa 4! "*a ?a!r a 0a DC a;01caa !ca"1!4a4! *0 r*c!r9* ! ;*r1a * 0a*!?*9ría * 0a "*>a0$

/+2+%+ Modela4e de 1rai1ore ipolare+

La c0a<* ;ara *0 a4@01"1" a ;**>a "*>a0 * 0!" 9ra4"1"9!r*" *" *0 *?;0*! * c1rc19!"

*1<a0*", 0!" ca0*" ;*r?19a4 ?!*0ar * ?a4*ra ca4919a91<a *0 c!?;!r9a?1*49! *0 1";!"191<!*4 *0 !?141! * 0a 2r*c*4c1a, ;ara *00! "* ;ar9* * 0a" "11*49*" ;r*?1"a":

- S* Kac*4 9!a" 0a" 2*49*" * c c*r! "* r**?;0a+a4 ;!r 4 c!r9!c1rc19! *1<a0*49*$- S* r**?;0a+a4 9!!" 0!" ca;ac19!r*" ;!r 4 c!r9!c1rc19! *1<a0*49*$- S* *01?14a4 9!!" 0!" *0*?*49!" *4 ;ara0*0! c!4 4 *0*?*49! * *"<13 ?*1a49* 0!"

*1<a0*49*" * c!r9!c1rc19! c*rra! ;r*"*49a!" *4 0!" ;a"!" a49*r1!r*"$- S* r*1=a 0a r* * 4a 2!r?a ?@" 031ca c!4<*41*49*$

/+2+2+ Lo par6e1ro i6por1a1e: Z i $ Z o $ A v ; A i +

< I?;*a4c1a * *49raa Z i : E" 4 ;ar@?*9r! 1?;!r9a49* * c!rr*";!4* a 0a

1?;*a4c1a <1"9a *"* 0!" 9*r?14a0*" * 0a *49raa, 0a ca0 *" * 4a9ra0*+a ;ra?*49*r*"1"91<a * "*4 0a c!421rac134 *4 * "* *4c*49r* 0a r* 9ra4"1"9!r1+aa ;**<ar1ar *"* "1?;0*" !K?1!" Ka"9a ?*a!K?1!"$ La *;r*"134 ?a9*?@91ca * *"9* ;ar@?*9r! *":



Z i=V i

I i 56

- I?;*a4c1a * "a01a Z o : La 1?;*a4c1a * "a01a *" 0a 1?;*a4c1a * "* <* ?1ra4!

*"* 0!" 9*r?14a0*" * 0a cara c!4 0a 9*4"134 *0 *4*ra!r Vs ;*"9a a c*r!$ S

*cac134 ?a9*?@91ca *":Z o=

V o

I % 56

- Ga4a4c1a * V!09a=*, A v : C!rr*";!4* a0 c!c1*49* *49r* 0a 9*4"134 * "a01a

a?;0121caa 0a 9*4"134 * *49raa, "*4 0a c!421rac134 *0 a?;0121ca!r 0a a4a4c1a<aría *"* 0a 41a Ka"9a <a0!r*" c!?;r*41!" ;!r 0a" c*49*4a", "* *;r*"134?a9*?@91ca <1*4* aa ;!r:

A v=V %

V i 5'6

- Ga4a4c1a * c!rr1*49*, A i : D* 2!r?a "1?10ar a 0a a4a4c1a * <!09a=*, 0a a4a4c1a *

c!rr1*49* c!4"919* a0 c!c1*49* *49r* 0a c!rr1*49* * "a01a a?;0121caa 0a c!rr1*49* **49raa, "*4 0a c!421rac134 *0 a?;0121ca!r 0a a4a4c1a <aría *"* 0a 41a Ka"9a<a0!r*" c!?;r*41!" ;!r 0a" c*49*4a", " *cac134 ?a9*?@91ca <1*4* aa ;!r:

A i= I %

I i 5H6

/+2+/+ Modelo =irido E>"i3ale1e+

E0 ?!*0! K1r1! *1<a0*49* *0 9ra4"1"9!r c!rr*";!4* a0 c1rc19! ?!"9ra! *4 0a 21ra

%, *4 *0 ca0 "* "1?0a 4a ;**>a r*"1"9*4c1a *4!?14aa re 0a ca0 "* Ka ca0c0a! a ;ar91r

*0 c!c1*49* *49r* *0 <!09a=* 9#r?1c! *0 9ra4"1"9!r 0a c!rr1*49* * *?1"!r, *4 0a ;ar9* 1+1*ra "*

;** !"*r<ar 0a a"* *0 1";!"191<!, *4 0a ;ar9* 142*r1!r *0 *?1"!r a 0a *r*cKa * *"9* 4a2*49* c!49r!0aa ;!r *0 ;ar@?*9r! * c!rr1*49* * a"* *0 H fe *0 "*?1c!4c9!r *4

1r*cc134 2r!49a0 Kac1a *0 c!0*c9!r$



F1ra %$ M!*0! 1r1! *0 9ra4"1"9!r$

/+/+ Circ"i1o 1rai1orizado re1roali6e1ado e?a1i3a6e1e+

La r*a01?*49ac134 4*a91<a c!4"1"9* *4 *<!0<*r ;ar9* * 0a "a01a * 4 "1"9*?a a 0a*49raa *4*ra4! !;!"1c134 a *"9a "*>a0$ N!r?a0?*49*, *"9a r*"09a ?@" 910 *4 0!"a?;0121ca!r*" * 0a r*a01?*49ac134 ;!"191<a ;!r* a0 r*c1r 0a *49raa 0!ra 0a *"9a101+ac134* a4a4c1a, 0a r*cc134 * 0a 1"9!r"134 4! 014*a0, 0a r*cc134 * c1*r9!" 91;!" * r1!, *0c!49r!0 * 0a" 1?;*a4c1a" * *49raa * "a01a *0 a?*49! *0 a4cK! * a4a$

/+/+%+ Tipo de Coe@i0 de re1roali6e1aci0+

E1"9*4 ca9r! 2!r?a" @"1ca" ;ara c!4*c9ar 0a "*>a0 * r*9r!a01?*49ac134$ E" ;!"10*r*9r!a01?*49ar Kac1a 0a *49raa 9a49! *0 <!09a=* c!?! 0a c!rr1*49* a "*a *4 "*r1* ! *4 ;ara0*0!$

E";*cí21ca?*49* ;**4 "*r:

- R*9r!a01?*49ac134 * V!09a=* *4 S*r1*$- R*9r!a01?*49ac134 * V!09a=* *4 Para0*0!$- R*9r!a01?*49ac134 * C!rr1*49* *4 S*r1*$- R*9r!a01?*49ac134 * C!rr1*49* *4 Para0*0!$

E4 0a 01"9a a49*r1!r, *0 9*r?14! <!09a=* "* r*21*r* a 0a c!4*134 *0 <!09a=* * "a01a c!?!* *49raa a 0a r* * r*9r!a01?*49ac134J c!rr1*49* "* r*21*r* a0 "! * 4a ;ar9* * 0a c!rr1*49* *"a01a a 9ra<#" * 4a r* * r*9r!a01?*49ac134$ E0 9*r?14! "*r1* "* r*21*r* a 0a c!4*134 * 0a"*>a0 * r*9r!a01?*49ac134 *4 "*r1* c!4 *0 <!09a=* * 0a "*>a0 * *49raa, ;ara0*0! "* r*21*r* a 0ac!4*134 * 0a "*>a0 * r*9r!a01?*49ac134 *4 ;ara0*0! c!4 4a 2*49* * c!rr1*49* * *49raa$

La" c!4*1!4*" * r*9r!a01?*49ac134 *4 "*r1* 91*4*4 a 14cr*?*49ar 0a r*"1"9*4c1a **49raa, ?1*49ra" * 0a" c!4*1!4*" * r*9r!a01?*49ac134 * c!rr1*49* 91*4*4 a 1"?141r 0ar*"1"9*4c1a * *49raa$ La r*9r!a01?*49ac134 * <!09a=* 91*4* a 1"?141r 0a 1?;*a4c1a *"a01a, ?1*49ra" * 0a r*9r!a01?*49ac134 * c!rr1*49* 91*4* a 14cr*?*49ar 0a 1?;*a4c1a *"a01a$ Tí;1ca?*49*, "* "ca4 a09a" 1?;*a4c1a" * *49raa a=a 1?;*a4c1a" * "a01a ;ara 0a?a!ría * 0!" a?;0121ca!r*" *4 ca"caa$ A?a" carac9*rí"91ca" "* !91*4*4 a0 9101+ar 0a



r*9r!a01?*49ac134 <!09a=* *4 "*r1*$ A c!4914ac134 ;r*"*49ar*?!" 4a 9a0a r*"?*4, *4 0a ca0 "**"cr1*4 r*<*?*49* 0!" ;ar@?*9r!" 1?;!r9a49*" * *"9* 91;! * c!4*1!4*":

Tala %+ Re"6e de ?aacia! re1roali6e1aci0! ?aacia co re1roali6e1aci0! i6pedacia de e1rada ;de alida co re1roali6e1aci0+

V!09a=* *4 S*r1* V!09a=* *4Para0*0!

C!rr1*49* *4 S*r1* C!rr1*49* *4Para0*0!

Ga4a4c1a "14r*9r!a01?*49ac134

A V %

V i

V %

I i

I %

V i

I %

I i

R*9r!a01?*49ac134 & V f

V %

I f

V %

V f

I %

I f

I %

Ga4a4c1a c!4r*9r!a01?*49ac134

A f V %

V '

V %

I '

I %

V '

I %

I '

I?;*a4c1a * *49raac!4 r*9r!a01?*49ac134

Z if

Z i(1+ &A) Z i(1+ &A)Z i

1+ &A

Z i

1+ &A

I?;*a4c1a * "a01ac!4 r*9r!a01?*49ac134

Z of Z %

1+ &A Z %(1+ &A )Z %

1+ &A Z %(1+ &A )

&+ PROCEDIMIENTO+

E4 0a 9a0*9a * ;r*a" "* ;r!c** a ?!49ar *0 *"*?a *"cr1;9! *4 0a 21ra ),

c!4!c1*4! ;r*<1a?*49* 0a" 9*r?14a0*" * c!4*134 * 0!" 9ra4"1"9!r*" 1;!0ar*"$



F1ra )$ E"*?a R*9r!a01?*49a! V!09a=* E4 S*r1*$

P!"9*r1!r?*49*, "* a="9a *0 *4*ra!r * 24c1!4*" ;ara * ;r!+ca 4a "*>a0 * "a01a

* %/ V (( c!4 4a 2r*c*4c1a * !"c10ac134 a;r!1?aa * 4 kH) "* c!4*c9a a 0a a"*

*0 9ra4"1"9!r * 0a ;r1?*ra *9a;a a 9ra<#" *0 c!4*4"a!r * &/ μF $

M@" a*0a49* c!4 "* a="9a *0 !"c10!"c!;1! a 4a *"ca0a * /$ V (( "* 9!?a 0a"

r*";*c91<a" ?*1a" * 9*4"134 * "a01a ;ara *0 ca"! r*9r!a01?*49a! ;ara *0 ca"! 4!r*a01?*49a! *4 *0 ;49! ?!"9ra! *4 0a 10"9rac134$

+ DATOS - LECT)RAS O,TENIDAS+

A c!4914ac134 "* ?*"9ra" 0!" a9!" r*c!0*c9a!" a ;ar91r * 0a" 0*c9ra" 00*<aa" a ca!,ra49* 0a *=*cc134 *0 *;*r1?*49! * 2!r?a r*"?1a:

Tala 2+ Da1o 6"e1reado d"ra1e el e@peri6e1o+

V!09a=* * E49raa 5 V ' 6

#V ** %/

V!09a=* * Sa01a "14

r*9r!a01?*49ac134 5 V o 6

V ((

%



V!09a=* * Sa01a c!4

r*9r!a01?*49ac134 5 V ¿ 6

V ((

&$H

B+ PRESENTACI*N DE RAFICAS+

A c!4914ac134, "* *;!4* * ?a4*ra !r*4aa 0a" r@21ca" !9*41a" * 0a "*>a0 **49raa ac *4 *0 a?;0121ca!r, 0a "*>a0 * "a01a "14 r*9r!a01?*49ac134 0a "*>a0 * "a01a c!4r*9r!a01?*49ac134:

F1ra $ S*>a0 * E49raa * a?;0121ca!r$

C!4 r*";*c9! a *"9a "*>a0, 0a *"ca0a a"14aa *4 *0 !"c10!"c!;1! 2* * /$ V, ;!r 0! ca0

9*4*?!" 4a "*>a0 * %/ #V (( , c!4 4a 2r*c*4c1a * 4 & Q+ c!4 4a *"ca0a * /$ ?"$



F1ra $ S*>a0 * "a01a a?;0121caa "14 r*9r!a01?*49ac134$

P** !"*r<ar"* * 4! K! 41 *"2a"*, c!r9* ! "a9rac134, "* !9<! 4a 0*c9raa;r!1?aa * % V ;1c! a ;1c!$

F1ra '$ S*>a0 * "a01a a?;0121caa c!4 r*9r!a01?*49ac134$

P** !"*r<ar"* 0a r*cc134 * 0a a?;019 * 0a "*>a0, a4! a *49*4*r * 0ar*9r!a01?*49ac134 ?*=!ra 0a *"9a101a * 0a "*>a0 a?;0121caa$

+ CALC)LOS TEORICOS<PRACTICOS+

E?;0*a4! *0 cr19*r1! * 0a ";*r;!"1c134, "* 1<11r@ *0 *"91! *4 !" *9a;a": *0 a4@01"1" c *0 a4@01"1" ac 5;**>a "*>a06$

- ANALISIS DC$

S* ;ar9* * 0a c!4"1*rac1!4*" 9!?aa" *4 0a K!=a * *";*c121cac1!4*" *0 9ra4"1"9!r *4134 1;!0ar NPN %N)(/$

a"9a &/ #A *" ;!"10* 9!?ar *4 c*49a 4 H fe#in * &//, 0*! "* c!4"1*ra 0a

c!rr1*49* * c!0*c9!r * 4!" H$ #A 4 V cc * & V +C , "*4 *0 c1rc19!

?!"9ra! *4 0a 21ra %$

V CE=V CC

2=15

2=7.5V

V E=V CC

10=

15

10=1.5V



I C = I E=7.5#A

R4=V E

I E=

1.5

7.5×10−3=200Ω

V R 2=V E+0.7=1.5+0.7=2.2V

R3=

V CC −V CE−V E

I C

=15−7.5−1.5

7.5×10−3 =800 Ω

R2=10× R

4=10×200=2000Ω

R1=

V CC × R2

V B

− R2=

15×2000

2.2−2000=11.6364 k Ω

C!4"1*ra4! aK!ra *"9!" <a0!r*" ;ara <a0!r*" c!?*rc1a0*", a;r!1?a?!" ;!r *2*c9! "*

!91*4*4 0!" "11*49*" <a0!r*":

R1=10kΩ

R2=1.8k Ω

R3=680

Ω

R4=180Ω

S* r*a01+a *0 c!rr*";!41*49* a4@01"1" * ;!0ar1+ac134 ;ara <*r "1 9raa=a *4 0a +!4a ac91<a$

V R 2=

V cc × R2

R2+ R1

=15×1.8

1.8+10=2.288V

V R 4=V R2−0.7=1.588V

I C = I E=V E

R4

=1.588

180=8.822#A

V R 3= R3× I C =8.822×10−3

×680=5.999V



V CE=V CC −V R3−V R 4

=15−5.999−1.588=7.419V

C0ara?*49* 0!" r*"09a!" arr!=a!" ;!r *"9* *"91! 141ca4 * *0 9ra4"1"9!r !;*ra *4 0ar*134 014*a0$

E"9!" <a0!r*" * r*"1"9*4c1a" "!4 a;01ca!" 9a49! ;ara 0a ;r1?*ra c!?! 0a "*4a *9a;a

*0 c1rc19!, *?;0*a4! 9a?1#4 *4 a?a" *9a;a" *0 ?1"?! 91;! * 9ra4"1"9!r 5%N)(/6$

Para 0a r*"1"9*4c1a * r*9r!a01?*49ac134 "* 9101+ara 4a * &/ k Ω $

S* 9101+ara4 c!4*4"a!r*" * &/ μF ;ara "*;arar a?a" *9a;a" *4 *0 a4@01"1" c, a"í

9a?1#4 0a r*"1"9*4c1a * r*9r!a01?*49ac134$ E0 c1rc19! *a c!?! "* Ka 10"9ra! *4 0a 21ra )$

- ANALISIS AC$

S* *0a!ra *0 c1rc19! K1r1! *1<a0*49* * 0a 21ra ), ;ar91*4! * V 0=0 I i=0

$ Ta0 c!?! "* ?*"9ra a c!4914ac134:

F1ra H$ C1rc19! 1r1! E1<a0*49* *0 ?!*0!$

A0 9*4*r 0a" ?1"?a" r*"1"9*4c1a" *4 a?a" *9a;a", I C 1= I C 2 , ;!r 0! 9a49!:

re=, ×V t

I E=

1.5×26×10−3

8.82×10−3 =4.4206Ω

- fe=100

-ie1=-ie2=4.4206×100=442.06Ω

L*!:

ZoZ

R

RYR



R A=180 10k 176.87Ω

R . = R A (- fe+1 )+-ie 1=18.3 kΩ

Z i= R . 1.8k 10k =1.408k Ω

R /=680 10k 1.8k =470.335Ω

R%=Z %=680 (180+10k )=637.422Ω

I B2=

−-fe I B1 R /

R /+(180× (-fe+1 ))+-ie2=−2.4635 I B1

V i= I B1 R . =18300.58 I B1

V 0=−-ie I B2

R0=−63742.2 I B2

A=V

0

V i=−63742.2 I B2

18300.58 I B1

=63742.2×2.4635

18300.58=8.581

V f = V

0×180

180

+10

k

&=V f

V 0=

180

180+10k =0.017682

A f = A

1+ A&=

8.581

1+(8.581×0.017682)=7.451

Z if =Z i (1+ A& )=1.622 k Ω

Z of = Z

0

(1+ A& )=553.448 k Ω

AK!ra *0 <!09a=* * "a01a "14 r*9r!a01?*49ac134 ;ara 4a *49raa * %/ #V (( *":



V o=250×10−3

×8.5181=2.1295V ((

F14a0?*49* *0 <!09a=* * "a01a c!4 r*9r!a01?*49ac134 "*r@:

V ¿=250×10−3

×7.451=1.86275V ((

+ SIM)LACIONES DE LOS EPERIMENTOS+

A;01ca4! *0 c1rc19! *"cr1;9! *4 0a 21ra ), *4 *0 "1?0a!r * Na91!4a0 I4"9r?*49"!9*4*?!" 0!" "11*49*" r*"09a!":

- S14 r*9r!a01?*49ac134$

F1ra .$ S1?0ac134 *0 *"*?a * !" *9a;a" "14 r*9r!a01?*49ac134$



F1ra ($ Gra21ca * "a01a * 0a "*>a0 a?;0121caa$

C!?! "* ;** !"*r<ar *4 0a 21ra ( 0a "*>a0 a?;0121caa c!rr*";!4* a 4!" %$(V ;1c! a ;1c!$

- C!4 r*9r!a01?*49ac134$

F1ra &/$ Gra21ca * "a01a * 0a "*>a0 a?;0121caa$



Para *"9* ca"! 0a "*>a0 * "a01a "* Ka a9*4a! Ka"9a *0 ;49! * c!rr*";!4*r a0 <a0!r *%$& V ;1c! a ;1c!$

G+ ANÁLISIS DE RES)LTADOS+

Par91*4! * 0a 9a0a * "* ?*"9ra a c!4914ac134, ;r!c**r*?!" a a4a01+ar 0!"

r*"09a!" *;*"9!" *;*r1?*49a0?*49* c!4 0!" "1?0a!" 0!" ca0c0a!" ;ara *0 *;*r1?*49!:Tala /+ Da1o Calc"lado! Si6"lado ; E@peri6e1ale Del E>"e6a De Re1roali6e1aci0

Vol1a4e E SerieTe0rico Si6"lado Prac1ico

V!09a=* * E49raa 5 V ' 6

#V ** %/ %/ %/

V!09a=* * Sa01a "14

r*9r!a01?*49ac134 5 V o 6

V ((

%$& %$( %

V!09a=* * Sa01a c!4

r*9r!a01?*49ac134 5 V ¿ 6

V ((

&$.' %$& &$H

C!?;ara4! 0!" r*"09a!" 9*3r1c!" c!4 0!" *;*r1?*49a0*" "1?0a!" "* ;** !"*r<ar * *rr!r * *"<1ac134 *" r*0a91<a?*49* ;**>! 5?*4!r a0 6, *4 ca49! a 0a "*>a0*"

*"91aa" "* 0a" ?1"?a" 4! ;r*"*49ar!4 4144 *"2a"a=*, "a9rac134 ! c!r9*, 0! * *?*"9ra* *0 a?;0121ca!r 9raa=! *4 0a r*134 014*a0 * 2!r?a 3;91?a, a*?@" * *00! "* c!?;r!3 *0a r*9r!a01?*49ac134 4*a91<a a9*4a a 0a "*>a0 * "a01a ;*r! 1"?14* *0 r1! *4 *"9@!9!r@4!0* 4a r!"9a *"9a101a$



CONCL)SI*N

D* ac*r! a 0!" r*"09a!" !9*41!" "*4 0a 9*!ría *4 0a * "* a"3 *0 *"91! ;ara *0*"arr!00! *0 ;r!*c9!, "* c?;0* *0 24c1!4a?1*49! * 4 9ra4"1"9!r c!?! 4 a?;0121ca!r !;*rac1!4a0$

S* *" 4*c*"ar1! r*a01+ar *"9* 91;! * a?;0121ca!r c!4 ?@" * 4a *9a;a *4 " c1rc19!*4*ra0, ;ara !9*4*r r*"09a!" ?@" 3;91?!" c!4 r*";*c9! a0 r*41?1*49! * caa 4! * 0!"c!?;!4*49*" c!4*c9a!" *4 1cK! c1rc19!$

U4a * 0a" a;01cac1!4*" ?@" 1?;!r9a49*" * 0!" 9ra4"1"9!r*" *4 *0*c9r341ca a4a031ca *" 0a* a?;0121cac134 * "*>a0*" *0#c9r1ca" * a?;019 <ar1a0*, 9a49! * <!09a=* c!?! * c!rr1*49*$D*;*41*4! * 0a 24c134 * "* ;r*9*4a r*a01+ar, 0!" c1rc19!" a?;0121ca!r*" ;**4 "*r *1<*r"!" 91;!", 9a0*" c!?! a?;0121ca!r*" * ;!9*4c1a, a?;0121ca!r*" "149!41+a!", *9c$ A " <*+,0!" a?;0121ca!r*" c!4"919*4 0a a"* * !9r!" c1rc19!" ?@" c!?;0*=!"$

Ca4! "* 9ra9a * a?;0121car "*>a0*" * <!09a=* 149*r*"a * 0a 1?;*a4c1a * *49raa *0a?;0121ca!r "*a 0! ?@" a09a ;!"10* c!4 !=*9! * r*c1r a0 ?@1?! 0a c!rr1*49* 1, * *0*4*ra!r *49r*a a0 a?;0121ca!r$ Ta?1#4 149*r*"a * 0a 1?;*a4c1a * "a01a "*a 0a ?@" a=a ;!"10*, a * * *"9a 2!r?a *0 <!09a=* a 0a "a01a *0 *4*ra!r "2r* 4a ?*4!r a9*4ac134 *4 0ar*"1"9*4c1a * "a01a$

AK!ra, 0!" a?;0121ca!r*" r*a01?*49a!" "* 9101+a4 c!4 *0 !=*91<! * * 0a ?a00a *"a01a 0a ?a00a * *49raa **4 <14c0aa" ;ara 0a "*>a0, * ?!! * *"9a0*c*r !9r! ca?14! ;ara #"9a, a*?@" *0 * *"9a0*c*4 0!" c!?;!4*49*" ac91<!", ;ara * 4a ;ar9* * 0a "*>a0 *

"a01a "* r*14*c9* a 0a *49raa ;r!c1#4!"* *0 *2*c9! * 0a R*a01?*49ac134$

E4 ;ar91c0ar, ;ara 0a r*a01?*49ac134 *"91aa *4 *"9* ca"! 50a V!09a=* S*r1*6, "* <*r121ca*49!4c*" * ;r@c91ca?*49* *49r! * c1*r9!" 0í?19*", 0a" carac9*rí"91ca" *0 a?;0121ca!r r*a01?*49a! "* 14*;*41+a4 * 0a" <ar1ac1!4*" * 0a 1?;*a4c1a * 0a "*>a0 * *49raa, a*?@"*0 a?;0121ca!r ;!"** *4a a4a4c1a, a09a 1?;*a4c1a * *49raa r*a01?*49aa a=a 1?;*a4c1a* "a01a r*a01?*49aa, *" *c1r * ?*1a49* *"9* 91;! * r*a01?*49ac134 "* *"9@ 1";!41*4! *4 *4 a?;0121ca!r * 9*4"134$



REFERENCIAS ,I,LIORAFICAS

- ,O-LESTAD! R+ H NAS=ELS-! L+ 8%GG&9+ E0*c9r341ca T*!ría * C1rc19!"$ Pr*491c*a00$ 8149a E1c134

- MALVINO+ 8%GG%9+ Pr14c1;1!" * E0*c9r341ca$ McGra 100$ T*rc*ra E1c134

amplifidor retroalimentado voltaje en serie

Documents