RT7251A/B
Quiescent Current vs. Temperature
Quiescent Current vs. Temperature
0.90
0.82
0.74
0.66
0.58
0.50
0.90
0.82
0.74
0.66
0.58
0.50
RT7251A, VIN = 12V, VEN = 3V, VFB = 0.9V
25 50 75 100 125
RT7251B, VIN = 12V, VEN = 3V, VFB = 0.9V
-50
-25
0
-50
-25
0
25
50
75
100
125
Temperature (°C)
Temperature (°C)
Shutdown Current vs. Input Voltage
Shutdown Current vs. Input Voltage
1.90
1.82
1.74
1.66
1.58
1.50
1.90
1.82
1.74
1.66
1.58
1.50
RT7251A, VEN = 0V
11.8 14.4 17
RT7251B, VEN = 0V
11.8 14.4 17
4
6.6
9.2
4
6.6
9.2
Input Voltage (V)
Input Voltage (V)
Shutdown Current vs. Temperature
Shutdown Current vs. Temperature
8
8
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
RT7251A, VEN = 0V
RT7251B, VEN = 0V
-50
-25
0
25
50
75
100
125
-50
-25
0
25
50
75
100
125
Temperature (°C)
Temperature (°C)
Copyright 2012 Richtek Technology Corporation. All rights reserved.
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is a registered trademark of Richtek Technology Corporation.
www.richtek.com
8
DS7251A/B-01 April 2012
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
