Dc chopper - power supplies , Electrical Engineering

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.

Posted Date: 4/2/2013 9:12:41 AM | Location : United States

Related Discussions:- Dc chopper - power supplies , Assignment Help, Ask Question on Dc chopper - power supplies , Get Answer, Expert's Help, Dc chopper - power supplies Discussions

Write discussion on Dc chopper - power supplies
Your posts are moderated
Related Questions
Property of material which allows it to be drawn out into wires is (A) Ductility.                                    (B) Solder ability. (C) Super conductivity.

Q. Consider the common-source JFET circuit shown in Figure with ?xed bias. Sketch the sinusoidal variations of drain current, drain voltage, and gate voltage superimposed on the di

(a) Which one of the four digital-to-analog conversion techniques (ASK, FSK, PSK or QAM) is most susceptible to noise? Explain your answer. (b) Given the bit pattern 01001110,

Classify the magnetic materials into diamagnetic, paramagnetic, ferromagnetic and ferrimagnetic materials. Also give examples of each. Classification of magnetic materials:-

Q. Explain Common Emitter Circuit With The Help Of A Circuit Diagram? Most transistor circuits have the emitter,rather than the base,as the terminalcommon to both input and out

Define Electric current If an electric pressure or voltage is applied across any material there is a tendency for electrons to move in a certain direction. This movement of fre


Explain RS232C Standard. RS232C: 1. Standard described for asynchronous communications where there is given timing among data bits and no fixed timing among the characters

Note transducers  convert a physical quantity from one  form to another.  The case below illustrates a typical moving coil meter   that   converts   a   current into a mechanical a

SR Flip Flop The SR  flip  flop is an arrangement  of logic gates that maintain astable output even after  the  input  are turned off.  It has  two  inputs namely  SET input (S