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Electronic Devices - Voltage Regulators

Exercise : Voltage Regulators - Filling the Blanks
11.
In a foldback configuration, limiting the current reduces ________, protecting the load from overcurrent as well as protecting the regulator.
the output voltage
the output current
both the output voltage and output current
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
The ripple voltage Vr is a result of the ________.
conduction of the diode(s)
transformer windings
charging and discharging of the capacitor
load resistor
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Regulator IC units contain the circuitry for the ________.
reference source
comparator amplifier
control device and overload protection
All of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
A full-wave rectified signal has ________ dc component and ________ ripple than (as) the half-wave rectified voltage.
a larger, more
a smaller, less
the same, less
a larger, less
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
The series 7900 ICs are ________.
positive voltage regulators
negative voltage regulators
both positive and negative voltage regulators
adjustable-set voltage regulators
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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