Voltage Regulators Questions and Answers

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Showing 10 of 49 questions
Q41
For an IC regulator, the input voltage must be at least 2 V above the regulated output voltage.
  • A TRUE
  • B FALSE
Answer: Option A
Q42
A switching regulator can be configured as a step-up or a step-down voltage regulator.
  • A TRUE
  • B FALSE
Answer: Option A
Q43
IC voltage regulators are sometimes called three-terminal regulators.
  • A TRUE
  • B FALSE
Answer: Option A
Q44
Under no-load, a shunt regulator has minimum current through the control element.
  • A TRUE
  • B FALSE
Answer: Option B
Q45
A basic voltage regulator consists largely of a reference source, an error detector, and a control device.
  • A TRUE
  • B FALSE
Answer: Option A
Q46
Switching regulators are not very efficient.
  • A TRUE
  • B FALSE
Answer: Option B
Q47
Load regulation is the percentage change in line voltage for a change in load voltage.
  • A TRUE
  • B FALSE
Answer: Option B
Q48
A three-terminal regulator can be used with an external pass transistor to increase the total load current available.
  • A TRUE
  • B FALSE
Answer: Option A
Q49
Line regulation is the percentage change in output voltage for a given change in input line current.
  • A TRUE
  • B FALSE
Answer: Option B

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