RT8015
Power Good
V
IN
= 3.3V, V
OUT
= 2.5V
I
OUT
= 2A
Power On & Inductor Current
V
IN
= 3.3V, V
OUT
= 2.5V
I
OUT
= 2A
V
IN
(2V/Div)
PGOOD
(2V/Div)
V
OUT
(2V/Div)
I
LX
(2A/Div)
Time (1ms/Div)
V
IN
(2V/Div)
V
OUT
(2V/Div)
V
LX
(5V/Div)
I
LX
(2A/Div)
Time (1ms/Div)
Power On & Inductor Current
V
IN
= 5V, V
OUT
= 2.5V
I
OUT
= 2A
Soft Start and Inrush Current
V
IN
= 3.3V, V
OUT
= 2.5V
I
OUT
= 2A
V
IN
(2V/Div)
V
OUT
(2V/Div)
V
LX
(5V/Div)
I
LX
(2A/Div)
Time (1ms/Div)
V
IN
(2V/Div)
V
LX
(5V/Div)
V
OUT
(2V/Div)
I
IN
(2A/Div)
Time (2.5ms/Div)
Soft Start and Inrush Current
V
IN
= 5V, V
OUT
= 2.5V
I
OUT
= 2A
V
IN
(2V/Div)
V
LX
(5V/Div)
V
OUT
(2V/Div)
I
IN
(2A/Div)
Time (2.5ms/Div)
DS8015-03 March 2011
www.richtek.com
9