RT7252A/B
Frequency vs. Input Voltage
370
360
820
810
Frequency vs. Input Voltage
Frequency (kHz)1
Frequency (kHz)1
350
340
330
320
310
800
790
780
770
760
RT7252A, V
OUT
= 3.3V, I
OUT
= 0.3A
300
4
5
6
7
8
9
10 11 12 13 14 15 16 17
750
4
5
6
7
RT7252B, V
OUT
= 3.3V, I
OUT
= 0.3A
8
9
10 11 12 13 14 15 16 17
Input voltage (V)
Input voltage (V)
Frequency vs. Temperature
380
370
360
900
880
860
Frequency vs. Temperature
Frequency (kHz)1
350
340
330
320
310
300
290
280
-50
-25
0
25
50
75
100
125
Frequency (kHz)1
RT7252A, V
OUT
= 3.3V, I
OUT
= 0.3A
840
820
800
780
760
740
720
700
-50
-25
0
25
50
75
100
125
RT7252B, V
OUT
= 3.3V, I
OUT
= 0.3A
Temperature (°C)
Temperature (°C)
Quiescent Current vs. Input Voltage
0.80
0.78
0.80
0.78
Quiescent Current vs. Input Voltage
Quiescent Current (mA)
0.76
0.74
0.72
0.70
0.68
0.66
0.64
0.62
0.60
4
5
6
7
8
9
10 11 12 13 14 15 16 17
Quiescent Current (mA)
0.76
0.74
0.72
0.70
0.68
0.66
0.64
0.62
0.60
4
5
6
7
8
9
10 11 12 13 14 15 16 17
RT7252A, V
EN
= 3V, V
FB
= 0.9V
RT7252B, V
EN
= 3V, V
FB
= 0.9V
Input Voltage (V)
Input Voltage (V)
Copyright
©
2012 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS7252A/B-01 April 2012
www.richtek.com
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