MOSFET characteristics are: Rds on = 100 mΩ, ton = 100 ns, and toff = 75 ns. The diode's characteristics are: Vp = 0.5 V and QRR = 500 nC. (Total: 10 pts) a. What is the conduction losses for Q1? (3 pts) b. What is the switching losses for Q1? (2 pts) c. What is the conduction losses for D1? (3 pts) d. What is the switching losses for D1? (2 pts)
+VQ1 *
L
YYY
VL
VIN
Vp1 +
VOUT
D1:
C
RL.
Fig. 1: A DC/DC converter