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Disadvantages of higher switching frequency
Disadvantages of higher switching frequency
Disadvantages
Disadvantages
Higher power losses on power semiconductor devices
Higher power losses on power semiconductor devices
–
Power loss=f x Energy loss at each switching
Power loss=f x Energy loss at each switching
More severe electromagnetic interference (EMI)
More severe electromagnetic interference (EMI)
–
Steeper edges introduce more noises
Steeper edges introduce more noises
–
Easier to be radiated
Easier to be radiated
Solution
Solution
Soft-switching techniques
Soft-switching techniques