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The buck regulator has an input Vs=12V. The required average outp voltage is Va=5V and R=500ohm and the peak-to-peak output ripple volta is 20mV. The switching frequency is 25kHz. If the peak-to-peak rip current of inductor is limited to 0.8A, Determine (i) the duty cycle D, (ii) the filter inductance 1, (iii) filter capacitance C (iv) the critical values of L and

The buck regulator has an input Vs=12V. The required average outp voltage is Va=5V and R=500ohm and the peak-to-peak output ripple volta is 20mV. The switching frequency is 25kHz. If the peak-to-peak rip current of inductor is limited to 0.8A, Determine (i) the duty cycle D, (ii) the filter inductance 1, (iii) filter capacitance C (iv) the critical values of L and

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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The buck regulator has an input Vs=12V. The required average outp voltage is Va=5V and R=500ohm and the peak-to-peak output ripple volta is 20mV. The switching frequency is 25kHz. If the peak-to-peak ripp current of inductor is limited to 0.8A, Determine (i) the duty cycle D, (ii) the filter inductance l, (ii) filter capacitance C (iv) the critical values of L and
Transcribed Image Text:The buck regulator has an input Vs=12V. The required average outp voltage is Va=5V and R=500ohm and the peak-to-peak output ripple volta is 20mV. The switching frequency is 25kHz. If the peak-to-peak ripp current of inductor is limited to 0.8A, Determine (i) the duty cycle D, (ii) the filter inductance l, (ii) filter capacitance C (iv) the critical values of L and
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