RT2517B
Typical Operating Characteristics
Reference Voltage vs. Temperature
1.210
1.15
Quiescent Current vs. Temperature
Reference Voltage (V)
1.205
Quiescent Current (mA)
0.95
1.200
V
IN
= 5V
V
IN
= 3.3V
V
IN
= 5V
0.75
V
IN
= 3.3V
1.195
0.55
1.190
V
OUT
= 1.8V
1.185
-50
-25
0
25
50
75
100
125
0.35
-50
-25
0
25
50
75
V
OUT
= 1.8V
100
125
Temperature (°C)
Temperature (°C)
Shutdown Current vs. Temperature
1.8
1.7
UVLO vs. Temperature
Shutdown Current (µA)1
1.4
1.6
Rising
1.0
UVLO (V)
V
IN
= 5V
V
IN
= 3.3V
V
OUT
= 1.8V
1.5
0.6
1.4
Falling
V
EN
= 5V
0.2
-50
-20
10
40
70
100
130
1.3
-50
-25
0
25
50
75
100
125
Temperature (°C)
Temperature (°C)
Dropout Voltage vs. I
OUT
180
EN Threshold Voltage vs. Temperature
1.3
EN Threshold Voltage (V)
Dropout Voltage (mV)
150
120
90
60
30
0
0
0.2
0.4
0.6
0.8
1
1.2
1.1
1.0
0.9
0.8
Rising
Falling
125°C
25°C
−40°C
I
OUT
= 1A
V
IN
= 5V
0.7
-50
-25
0
25
50
75
100
125
I
OUT
(A)
Copyright
©
2018 Richtek Technology Corporation. All rights reserved.
Temperature (°C)
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
6
DS2517B-05
September 2018
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
