RT7273
Power On from VIN
Power Off from VIN
VIN
(20V/Div)
VIN
(20V/Div)
VOUT
(2V/Div)
VOUT
(2V/Div)
VLX2
(10V/Div)
VLX2
(10V/Div)
IOUT
(2A/Div)
IOUT
(2A/Div)
VIN = 12V, VOUT = 1.8V, IOUT = 2A
Time (4ms/Div)
VIN = 12V, VOUT = 1.8V, IOUT = 2A
Time (4ms/Div)
Power On from EN
Power Off from EN
VEN
(10V/Div)
VEN
(10V/Div)
VOUT
(2V/Div)
VOUT
(2V/Div)
VLX2
(10V/Div)
VLX2
(10V/Div)
IOUT
(2A/Div)
IOUT
(2A/Div)
VIN = 12V, VOUT = 1.8V, IOUT = 2A
Time (4ms/Div)
VIN = 12V, VOUT = 1.8V, IOUT = 2A
Time (4ms/Div)
Load Transient Response
Output Ripple
LOWP = 0
VOUT
(500mV/Div)
VLX2
(10V/Div)
VOUT
(10mV/Div)
IOUT
(2A/Div)
VIN = 12V, VOUT = 1.8V, IOUT = 0 to 2A
VIN = 12V, VOUT = 1.8V, IOUT = 2A
Time (100μs/Div)
Time (1μs/Div)
Copyright 2014 Richtek Technology Corporation. All rights reserved.
©
is a registered trademark of Richtek Technology Corporation.
DS7273-04 October 2014
www.richtek.com
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RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
