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Chapter 4
True/False
True/False
This activity contains 11 questions.
A BJT consists of three regions: base, emitter, and collector.
True
False
DC
is the ratio of I
C
to I
E
.
True
False
BJT transistors are of two general types, npn and pnp.
True
False
If maximum I
C
and maximum V
CE
are applied to a BJT, maximum power dissipation will not be exceeded.
True
False
Both junctions of a BJT should be forward-biased for linear operation.
True
False
It is best to check a transistor in-circuit before removing it.
True
False
A
v
R
C
/r
'
e
True
False
P
D(max)
is usually specified at 25°C. For higher temperatures, the value of P
D(max)
is greater.
True
False
In saturation, both the base-collector and base-emitter junctions are forward-biased.
True
False
DC
= I
E
/I
C
True
False
Phototransistors usually respond only to light in the red or infrared spectrum.
True
False
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