Test 1

Question 1

gm

BJT

Answer 1

Ic/(N Vt)

Question 2

rbe

Answer 2

(N Vt)/Ib

Question 3

ro

Answer 3

|Va|/IcQ

Question 4

rth

BJT no-bypass capacitor

Answer 4

(Rb1||Rb2)||Rs

Question 5

Vth

BJT no-bypass capacitor

Answer 5

((Rb1||Rb2)/((Rb1||Rb2)+Rs))*Vsig

Question 6

Rin

BJT no-bypass capacitor

Answer 6

(Rb1||Rb2)||[rbe+(B+1)*Re]

Question 7

vbe

BJT no-bypass capacitor

Answer 7

(rbe/(rth+rbe+(b+1)re)(RB/(RB+Rsig))*vsig

Question 8

AV

BJT no-bypass capacitor

Answer 8

-gm(rbe/(rth+rbe(B+1)re)(Rb/(rb+rsig)(Rc||Rl)

Question 9

Rin

BJT with bypass capacitor

Answer 9

(Rb1||Rb2)||rbe

Question 10

AV

Answer 10

-gm[Rin/(Rin+Rsig)]*(Rc||RL)

Question 11

Ceq

Answer 11

Cu(1+gm(Rc||RL))

Question 12

Cin

Answer 12

Cpi+Ceq

Question 13

wh

BJT High Frequency

Answer 13

1/(cin(Rs||Rb||rpi))

Question 14

Av(s)

Answer 14

Am(1/(1+(s/wh)))

Question 15

fh

BJT High Frequency

Answer 15

1/(2pi*cin(Rs||Rb||rpi))

Question 16

Gv

Mosfet

Answer 16

(-Rin/(Rin+Rsig))*gm(Rd||RL||ro)

Question 17

Vg

MOS Dc analysis

Answer 17

(Rg2/(Rg1+Rg2))*Vdd

Question 18

Vs

Mosfet Dc analysis with bypass cap

Answer 18

Id*Rs

Question 19

wh

mosfet high frequency

Answer 19

1/(cin(Rg||Rsig))

Question 20

fh

mosfet high frequency

Answer 20

1/(2pi*cin(Rg||Rsig))

Question 21

Ie

Answer 21

Ic+Ib

Question 22

Ic

Answer 22

(B)(IB)

Question 23

Ie

Answer 23

(B+1)IB