RT7275/76
Output Ripple Voltage
V
IN
(20V/Div)
V
OUT
(1V/Div)
V
SW
(10V/Div)
V
OUT
(10mV/Div)
V
IN
= 12V, V
OUT
= 1.05V, I
OUT
= 3A
Power On from VIN
V
SW
(10V/Div)
I
OUT
(2A/Div)
V
IN
= 12V, V
OUT
= 1.05V, I
OUT
= 3A
Time (400ns/Div)
Time (4ms/Div)
Power Off from VIN
V
IN
(20V/Div)
V
OUT
(1V/Div)
V
SW
(10V/Div)
I
OUT
(2A/Div)
V
EN
(10V/Div)
V
OUT
(1V/Div)
V
SW
(10V/Div)
I
OUT
(2A/Div)
V
IN
= 12V, V
OUT
= 1.05V, I
OUT
= 3A
Power On from EN
V
IN
= 12V, V
OUT
= 1.05V, I
OUT
= 3A
Time (4ms/Div)
Time (4ms/Div)
Power Off from EN
V
EN
(10V/Div)
V
OUT
(1V/Div)
V
SW
(10V/Div)
I
OUT
(2A/Div)
V
IN
= 12V, V
OUT
= 1.05V, I
OUT
= 3A
Time (100μs/Div)
Copyright
©
2013 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
8
DS7275/76-00
January 2013
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
