RT6224D
Switching Frequency vs. Temperature
2.0
LS Valley Current Limit vs. Temperature
5.0
Switching Frequency (MHz)
1
LS Valley Current Limit (A)
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-50
-25
0
25
50
75
1.5
1.0
0.5
V
IN
= 12V, V
OUT
= 1V
0.0
-50
-25
0
25
50
75
100
125
V
OUT
= 1V
100
125
Temperature (°C)
Temperature (°C)
Load Transient Response
V
IN
= 12V, V
OUT
= 1V, I
OUT
= 0A to 3A
Load Transient Response
V
IN
= 12V, V
OUT
= 1V, I
OUT
= 1.5A to 3A
V
OUT
(50mV/Div)
V
OUT
(20mV/Div)
V
SW
(10V/Div)
V
SW
(10V/Div)
I
OUT
(2A/Div)
Time (100μs/Div)
I
OUT
(2A/Div)
Time (100μs/Div)
Output Ripple Voltage
V
IN
= 12V, V
OUT
= 1V, I
OUT
= 1A
Output Ripple Voltage
V
IN
= 12V, V
OUT
= 1V, I
OUT
= 3A
V
OUT
(10mV/Div)
V
OUT
(10mV/Div)
V
SW
(5V/Div)
V
SW
(5V/Div)
Time (500ns/Div)
Time (500ns/Div)
Copyright
©
2018 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
8
DS6224D-01 August 2018
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
