RT5710C
Quiescent Current vs. Temperature
40
35
3.0
2.5
Inductor Current Limit vs. Input Voltage
Quiescent Current (µA)
Inductor Current (A)
30
25
20
15
10
5
0
-50
-25
0
25
50
75
100
125
V
IN
= 5V
V
IN
= 3.3V
2.0
1.5
1.0
0.5
0.0
2.5
3
3.5
4
4.5
V
OUT
= 1.2V
5
5.5
Temperature (°C)
Input Voltage (V)
Inductor Current Limit vs. Temperature
3.0
2.5
2.5
2.4
Input UVLO vs. Temperature
Inductor Current (A)
2.3
2.0
1.5
1.0
0.5
0.0
-50
-25
0
25
50
75
Input UVLO (V)
2.2
2.1
2.0
1.9
1.8
1.7
Turn On
Turn Off
V
OUT
= 1.2V
100
125
1.6
1.5
-50
-25
0
25
50
75
V
EN
= 3.3V
100
125
Temperature (°C)
Temperature (°C)
Enable Threshold vs. Temperature
1.4
1.2
Load Transient Response
V
IN
= 3.3V, V
OUT
= 1.2V, I
OUT
= 0A to 1A, C
ff
= 22pF
Enable Threshold (V)
1
V
OUT
(50mV/Div)
Enable On
Enable Off
1.0
0.8
0.6
0.4
0.2
0.0
-50
-25
0
V
IN
= 3.3V
25
50
75
100
125
I
OUT
(500mA/Div)
Time (100μs/Div)
Temperature (°C)
Copyright
©
2019 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS5710C-04
November 2019
www.richtek.com
9
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
