Pop Quiz 2_Voltage Regulator

The load regulation of an ideal power supply is

• 0%

• 25%

• 50%

• 100%

A correct formula for load regulation is

• 
• 
• 
• 

An alternate way to express load regulation is in terms of the

• output resistance and the full-load resistance

• output resistance and the shorted-load resistance

• input resistance and the full-load resistance

• input resistance and the shorted-load resistance

The block diagram for a series voltage regulator is shown. The yellow box represents a

• control element

• sample circuit

• error detector

• reference voltage

The block diagram for a shunt voltage regulator is shown. The yellow box represents a

• control element

• sample circuit

• error detector

• reference voltage

The circuit in the blue shaded area is a

• high speed switching circuit

• fold-back current limiter

• reference source

• shunt regulator

A major advantage of all switching regulators is

• low noise

• high output impedance

• high efficiency

• all of the above

The type of regulator circuit shown is a 

• series linear

• series switching

• shunt switching

• none of the above

The output voltage from a 7912 is a regulated  

• +5 V

• +12 V

• -5 V

• -12V