RT6211A/B
Load Transient Response
Load Transient Response
V
V
OUT
OUT
(50mV/Div)
(200mV/Div)
I
I
OUT
OUT
(1A/Div)
(1A/Div)
V
= 12V, V
= 1.2V,
V
= 12V, V
= 5V,
IN
OUT
IN
OUT
I
= 0.75A to 1.5A, L = 2.3H
I
= 0.75A to 1.5A, L = 6.8H
OUT
OUT
Time (100s/Div)
Time (100s/Div)
Output Ripple Voltage
Output Ripple Voltage
I
LX
(500mA/Div)
V
OUT
V
OUT
(10mV/Div)
(10mV/Div)
I
LX
(500mA/Div)
V
LX
V
LX
(5V/Div)
(5V/Div)
V
= 12V, V
= 1.2V, I
= 0.5A
V
= 12V, V
= 5V, I
= 1.5A, L = 6.8H
OUT
IN
OUT
OUT
IN
OUT
Time (1s/Div)
Time (1s/Div)
Power On from EN
Power Off from EN
V
EN
V
EN
(5V/Div)
(5V/Div)
I
LX
(1A/Div)
V
LX
(20V/Div)
V
V
OUT
OUT
(2V/Div)
(1V/Div)
V
= 12V, V
= 5V, I
= 1.5A
V
= 12V, V
= 1.2V, I
= 1.5A
OUT
IN
OUT
OUT
IN
OUT
Time (500s/Div)
Time (10s/Div)
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is a registered trademark of Richtek Technology Corporation.
www.richtek.com
10
DS6211A/B-07 September 2018
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
