RT7250A/B
Load Transient Response
Load Transient Response
RT7250A
RT7250B
VOUT
(100mV/Div)
VOUT
(50mV/Div)
IOUT
(1A/Div)
IOUT
(1A/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 0.1A to 2A
Time (1ms/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 0.1A to 2A
Time (1ms/Div)
Switching
Switching
RT7250A
RT7250B
VSW
(10V/Div)
VSW
(10V/Div)
VOUT
(5mV/Div)
VOUT
(5mV/Div)
IL
IL
(2A/Div)
(2A/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 2A
VIN = 12V, VOUT = 3.3V, IOUT = 2A
Time (500ns/Div)
Time (5μs/Div)
Power On from EN
Power On from EN
RT7250A
RT7250B, VIN = 12V, VOUT = 3.3V, IOUT = 2A
VEN
(5V/Div)
VEN
(5V/Div)
PGOOD
(5V/Div)
PGOOD
(5V/Div)
VOUT
(5V/Div)
VOUT
(5V/Div)
IOUT
(2A/Div)
IOUT
(2A/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 2A
Time (500μs/Div)
Time (500μs/Div)
Copyright 2012 Richtek Technology Corporation. All rights reserved.
©
is a registered trademark of Richtek Technology Corporation.
DS7250A/B-01 May 2012
www.richtek.com
9
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
