d) A regulator as shown in Figure 4 has an input voltage, Vs = 12 V. The duty cycle, k = 0.35 and the switching frequency is 30 kHz. It also has an inductance, L= 200 µH, filter capacitance, C = 440 µF. The average load current, la = 1.25 A. Determine the; i. average output voltage, Va- ii. peak-to-peak output ripple voltage, AVc. iii. peak-to-peak output ripple current of inductor, AI. iv. peak current of the transistor, Ip. V. critical values of L and C. critical values of L and C if Vs is increased to 14 V. Estimate the change in vi. percentage for the critical values of L and C. Dm Load Figure 4
d) A regulator as shown in Figure 4 has an input voltage, Vs = 12 V. The duty cycle, k = 0.35 and the switching frequency is 30 kHz. It also has an inductance, L= 200 µH, filter capacitance, C = 440 µF. The average load current, la = 1.25 A. Determine the; i. average output voltage, Va- ii. peak-to-peak output ripple voltage, AVc. iii. peak-to-peak output ripple current of inductor, AI. iv. peak current of the transistor, Ip. V. critical values of L and C. critical values of L and C if Vs is increased to 14 V. Estimate the change in vi. percentage for the critical values of L and C. Dm Load Figure 4
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Transcribed Image Text:d) A regulator as shown in Figure 4 has an input voltage, Vs 12 V. The duty cycle,
k = 0.35 and the switching frequency is 30 kHz. It also has an inductance, L= 200 µH,
filter capacitance, C = 440 µF. The average load current, la = 1.25 A. Determine the;
i.
average output voltage, Va.
ii.
peak-to-peak output ripple voltage, AVc.
iii.
peak-to-peak output ripple current of inductor, AI.
iv. peak current of the transistor, Ip.
v.
critical values of L and C.
vi.
critical values of L and C if Vs is increased to 14 V. Estimate the change in
percentage for the critical values of L and C.
V,
Load V V
G
Figure 4
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