RT7250A/B
Frequency vs. Input Voltage
Frequency vs. Input Voltage
355
350
345
340
335
330
325
320
315
310
860
850
840
830
820
810
800
790
780
RT7250A, VOUT = 3.3V, IOUT = 0.3A
RT7250B, VOUT = 3.3V, IOUT = 0.3A
10 12 14 16 18
4
6
8
10
12
14
16
18
4
-50
4
6
8
Input Voltage (V)
Input Voltage (V)
Frequency vs. Temperature
Frequency vs. Temperature
400
375
350
325
300
275
250
900
875
850
825
800
775
750
725
700
RT7250A, VOUT = 3.3V, IOUT = 0.3A
0 25 50 75 100 125
RT7250B, VOUT = 3.3V, IOUT = 0.3A
-50
-25
-25
0
25
50
75
100
125
Temperature (°C)
Temperature (°C)
Quiescent Current vs. Input Voltage
Quiescent Current vs. Input Voltage
1000
950
900
850
800
750
700
650
600
900
850
800
750
700
650
600
RT7250B, VEN = 3.3V, VFB = 0.85V
10 12 14 16 18
RT7250A, VEN = 3.3V, VFB = 0.85V
10 12 14 16 18
6
8
4
6
8
Input Voltage (V)
Input Voltage (V)
Copyright 2012 Richtek Technology Corporation. All rights reserved.
©
is a registered trademark of Richtek Technology Corporation.
DS7250A/B-01 May 2012
www.richtek.com
7
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
