RT7275/76
Feedback Voltage vs. Temperature
0.770
Feedback Voltage vs. Input Voltage
0.770
0.765
Feedback Voltage (V)
Feedback Voltage (V)
0.765
V
IN
= 17V
V
IN
= 12V
V
IN
= 5V
0.760
0.760
0.755
0.755
0.750
-50
-25
0
25
V
OUT
= 1.05V, I
OUT
= 0A
0.750
50
75
100
125
I
OUT
= 0.1A
4
6
8
10
12
14
16
18
Temperature (°C)
Input Voltage (V)
EN Current vs. EN Voltage
4
Shutdown Current vs. Temperature
4.0
3.5
EN Current (µA)
3
Shutdown Current (µA)1
3.0
2.5
2.0
1.5
1.0
0.5
V
IN
= 17V
V
IN
= 12V
V
IN
= 5V
2
1
0
0
2
4
6
8
V
IN
= 12V, V
OUT
= 1.05V
0.0
10
12
14
16
18
V
OUT
= 1.05V
-50
-25
0
25
50
75
100
125
EN Voltage (V)
Temperature (°C)
Quiescent Current vs. Temperature
0.90
0.85
Quiescent Current vs. Temperature
0.90
0.85
RT7275
V
IN
= 17V
V
IN
= 12V
RT7276
V
IN
= 17V
V
IN
= 12V
Quiescent Current (mA)
Quiescent Current (mA)
0.80
0.75
0.70
0.65
0.60
0.55
0.80
0.75
0.70
0.65
0.60
0.55
V
IN
= 5V
V
IN
= 5V
V
OUT
= 1.05V
0.50
-50
-25
0
25
50
75
100
125
V
OUT
= 1.05V
0.50
-50
-25
0
25
50
75
100
125
Temperature (°C)
Temperature (°C)
Copyright
©
2013 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
6
DS7275/76-00
January 2013
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
