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β RE >= 10R2
VB = R2 VCC / (R1 + R2)
VE = VB - VBE
ICQ = IE = VE / RE
VCEQ = VCC - IC(RC + RE)
β RE >= 10R2
VB = R2 VCC / (R1 + R2)
VE = VB - VBE
ICQ = IE = VE / RE
VCEQ = VCC - IC(RC + RE)
A BJT can be used as ... device in logic circuits to turn on or off current to a
load.
load.
Anonymous Quiz
87%
switch
13%
amplifier
As a switch, the transistor is normally in either cutoff (load is ...) or saturation (load
is ...).
is ...).
Anonymous Quiz
23%
on -off
77%
off - on
IB is large enough to cause Ic reach its saturation
Anonymous Quiz
20%
Cutoff-open switch
80%
Saturation-closed switch
... is the process of increasing the power, voltage, or current by
electronic means and is one of the major properties of a transistor.
electronic means and is one of the major properties of a transistor.
Anonymous Quiz
10%
Switching
90%
Amplification
When a BJT is biased in the active (or linear) region, the BE junction has a low
resistance due to ... bias and the BC junction has a high resistance due to ...
bias.
resistance due to ... bias and the BC junction has a high resistance due to ...
bias.
Anonymous Quiz
20%
reverse - forward
80%
forward - reverse
The region along the load line including all points between saturation and cutoff is
known as the linear region of the transistor’s operation; the transistor is operated in
this region.
known as the linear region of the transistor’s operation; the transistor is operated in
this region.
Anonymous Quiz
88%
T
12%
F
For example, the bias has established a low Q- point. As a result,
the signal is will be clipped because it is too close to ...
the signal is will be clipped because it is too close to ...
Anonymous Quiz
73%
cutoff
27%
saturation