
LM2575, NCV2575
http://onsemi.com
9
Power
Switch
Figure 16. Buck Converter Idealized Waveforms
Power
Switch
Off
Power
Switch
Off
Power
Switch
On
Power
Switch
On
V
on(SW)
V
D
(FWD)
Time
Time
I
Load
(AV)
I
min
I
pk
Diode Diode
Power
Switch
Diode VoltageInductor Current