ANALOG HYBRID PI MODEL

Question 1

DKIRHAAAVVMFAAAFARFB

Answer 1

1.) dc analysis
kvl, ib
ic= bib
re’
hie
ac analysis
avmid
avce
vb/vx
vx/vs
multiply
fcl
avsl
avmid
avmid
fch
avsh
req
fcl
bw

Question 2

DC Analysis what includes

Answer 2

vth and rth

Question 3

IE formula

Answer 3

IE= IB (B+1)

Question 4

IC

Answer 4

BIB

Question 5

re’

Answer 5

26mv/ IC

Question 6

hie

Answer 6

RIN OR BRE’

Question 7

AC ANALYSIS

Answer 7

INCLUDE GMVB’E, HIE, PARASITIC CAPACITANCE

Question 8

AVMID

Answer 8

-vo/vs

Question 9

AVCE

Answer 9

-Ri/re’ / 1+ RE/re’ / 1+jwcRE

Question 10

VB/VX OR VX/VS

Answer 10

RIN/ RIN +R

Question 11

MULTIPLY

Answer 11

ALL AVMID BUT WITH NEGATIVE

Question 12

VTH

Answer 12

VOLTAGE DIVIDER (V)(R1)/ R1+R2

Question 13

RTH

Answer 13

PARALLEL AND SERIES

Question 14

FCL1

Answer 14

1/ 2pi(RS+RI’)(C)

Question 15

AVSL

Answer 15

AVMID (FDT OR 1/ 1-JFCL/F)

Question 16

AVSL

Answer 16

IS ALWAYS NEGATIVE

Question 17

AVMID ANOTHER

Answer 17

-RI/re’

Question 18

AVMID

Answer 18

-VO/VS

Question 19

AVMID ALWAYS

Answer 19

NEGATIVE

Question 20

FCH1

Answer 20

1/2PIRTHCX

Question 21

RTH IN FCH

Answer 21

LEFT TO RIGHT SIMPLIFICATION

Question 22

CB’C IN (M)

Answer 22

= CB’C (1+AVMID)

Question 23

AVSH

Answer 23

-AVMID(1/ 1+J F/FCH)

Question 24

REQ

Answer 24

ALL OF R/ 1+HFE

Question 25

FCL RE

Answer 25

1/2PIREQC

Question 26

BW

Answer 26

= FCH(LOW)-FCL(HIGH)

Question 27

if AVCC included the ac analysis should include

Answer 27

ROCC

Question 28

rocc

Answer 28

Rs+hie/ 1+hfe

Question 29

if there is no bypass

Answer 29

use one avmid only

Question 30

if there is a bypass

Answer 30

use two avmid

Question 31

avce has always

Answer 31

NEGATIVE AVSL, AVMID

Question 32

if resistor is on series

Answer 32

vx

Question 33

gm formula

Answer 33

ic/ 26mv

Question 34

re’

Answer 34

1/gm

Question 35

AVCE

Answer 35

-GMRL’/ 1+GMRE

Question 36

AVCC

Answer 36

GMRE/ 1+GMRE

Question 37

AVCB

Answer 37

GMRL/1+GMRB