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Switching Power Supplies Quiz

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1. In a switch mode power supply, what is the main purpose of the switch?

2. What component in a switching power supply is primarily responsible for storing energy?

3. What is the primary reason to use a Switch Mode Power Supply (SMPS) over a linear regulator?

4. What does the Pulse Width Modulation (PWM) in a switching power supply control?

5. What disadvantages are encountered in Switch Mode Power Supplies (SMPS) as compared to linear power supplies?

6. Which component in a switch mode power supply disconnects the load when the input voltage is too high?

7. Which component in a switch mode power supply is responsible for converting AC input to DC?

8. In a switch mode power supply, what component provides isolation from the mains power and can also adjust the voltage level?

9. In a Flyback Converter, a type of switch mode power supply, what does the Flyback Transformer do during the 'on' time of the switch?

10. In a Buck Converter, a type of switch mode power supply, what is the primary purpose of the output capacitor?