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SPMS are based on the ________ principle.

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in Power Electronics by (27.1k points)
SPMS are based on the ________ principle.

(a) Phase control

(b) Integral control

(c) Chopper

(d) MOSFET

This question was posed to me in examination.

My doubt stems from Applications of Power Electronics-1 topic in division Applications, Cycloconverters and  Miscellaneous of Power Electronics

1 Answer

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by (45.1k points)
Right choice is (c) Chopper

The best explanation: SMPS (Switching mode power supply) are based on the chopper principle. The output dc voltage is controlled by varying the duty cycle of the chopper circuit.

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