1.Briefly describe the operation of the common mode LC filter of a power supply. 2. Describe briefly...

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Electrical Engineering

1.Briefly describe the operation of the common mode LC filter ofa power supply.
2. Describe briefly with the aid of a diagram, the thermalresistances involved in heat dissipation by a heat sink.
3. Describe briefly the EMI emission and susceptibility issueswith Power supplies of medical electronic equipment.

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4.2 Ratings (691 Votes)

1An LC filter combines inductors L and capacitors C to formlowpass highpass multiplexer bandpass or bandrejectfiltering in radio frequency RF and many other applicationsPassive electronic LC filters block or reduce noise EMI fromcircuits and systems and separate or condition desiredsignalsWhile ideal filters would pass desired signal frequencies withno insertion loss or distortion and completely block all signalsin the stopband real filters have DC and AC resistances thatcontribute to insertion loss requiring careful componentselection Selecting the exact values of the parts for a particularapplication requires high quality components as well as completespecifications and performance models The simplest to design andimplement are the lowpass and highpass typesCoilcraft highQ tighttolerance surfacemount RF chipinductors and aircore inductors help you achieve top performancein all of See Answer

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