862510.fig.005a
(a)
862510.fig.005b
(b)
862510.fig.005c
(c)
862510.fig.005d
(d)
Figure 5: Experimental voltage and current waveforms: (a) main switch S: VS, IS (V: 5 V/div, I: 10 A/div, time: 0.2 μs/div); (b) synchronous switch S1: VS1, IS1 (V: 5 V/div, I: 10 A/div, time: 0. 2 μs/div); (c) diode DS1 and capacitor Cr: VDS1, VCr (V: 5 V/div, I: 2 V/div, time: 0. 2 μs/div); (d) capacitor Cb and diode DS3: VCb, VDS3 (V: 5 V/div, I: 2 V/div, time: 0.2 μs/div).