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