Dc chopper - power supplies , Electrical Engineering

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DC chopper

This is one stage conversion device which is used for direct conversion of fixed de voltage at a level to an adjustable dc voltage at another level.

743_DC chopper.PNG

Figure DC Chopper

Chopper is high speed on/ off semiconductor switch is represented by a switch SW with an arrow as shown no current will flow if the switch is off and when it is on current will flow in the direction of arrow only.

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