RT2101A
Current Limit vs. Input Voltage
9.0
8.5
Current Limit vs. Temperature
9.0
8.4
Current Limit (A)
8.0
7.5
7.0
6.5
Current Limit (A)
7.8
V
IN
= 5V
V
IN
= 3.3V
7.2
6.6
V
OUT
= 1.8V
6.0
3
3.5
4
4.5
5
5.5
6
V
OUT
= 1.8V
6.0
-50
-25
0
25
50
75
100
125
Input Voltage (V)
Temperature (°C)
UVLO vs. Temperature
2.9
2.8
2.7
2.6
2.5
Enable Threshold Voltage vs. Temperature
1.40
Enable Threshold Voltage (V)1
1.32
UVLO (V)
Rising
Rising
1.24
1.16
Falling
Falling
2.4
2.3
-50
-25
0
25
50
75
100
125
1.08
1.00
-50
-25
0
25
50
75
100
125
Temperature (°C)
Temperature (°C)
Output Ripple
Output Ripple
V
SW
(5V/Div)
V
OUT
(10mV/Div)
V
SW
(5V/Div)
V
OUT
(10mV/Div)
I
L
(1A/Div)
V
IN
= 3.3V, V
OUT
= 1.8V, I
OUT
= 1A
I
L
(2A/Div)
V
IN
= 3.3V, V
OUT
= 1.8V, I
OUT
= 3A
Time (500ns/Div)
Time (500ns/Div)
Copyright
©
2020 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
8
DS2101A-07 March 2020
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
