Test 1 Flashcards by Christina Owad | Brainscape

Q

gm

BJT

A

Ic/(N Vt)

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Q

rbe

A

(N Vt)/Ib

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Q

ro

A

|Va|/IcQ

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Q

rth

BJT no-bypass capacitor

A

(Rb1||Rb2)||Rs

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Q

Vth

BJT no-bypass capacitor

A

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

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Q

Rin

BJT no-bypass capacitor

A

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

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Q

vbe

BJT no-bypass capacitor

A

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

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Q

AV

BJT no-bypass capacitor

A

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

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Q

Rin

BJT with bypass capacitor

A

(Rb1||Rb2)||rbe

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Q

AV

A

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

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Q

Ceq

A

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

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Q

Cin

A

Cpi+Ceq

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Q

wh

BJT High Frequency

A

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

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Q

Av(s)

A

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

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Q

fh

BJT High Frequency

A

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

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Q

Gv

Mosfet

A

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

Q

Vg

MOS Dc analysis

A

(Rg2/(Rg1+Rg2))*Vdd

Q

Vs

Mosfet Dc analysis with bypass cap

A

Id*Rs

Q

wh

mosfet high frequency

A

1/(cin(Rg||Rsig))

Q

fh

mosfet high frequency

A

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

Q

Ie

A

Ic+Ib

Q

Ic

A

(B)(IB)

Q

Ie

A

(B+1)IB