TPS7A80xx
SBVS135A –JUNE 2010–REVISED JUNE 2010
www.ti.com
TYPICAL CHARACTERISTICS: TPS7A8001 (continued)
At VOUT(TYP) = 3.3V, VIN = VOUT(TYP) + 0.5V or 2.2V (whichever is greater), IOUT = 100mA, VEN = VIN, CIN = 1mF, COUT = 4.7mF, and
CNR = 0.01mF, TJ = 25°C, unless otherwise noted.
POWER-SUPPLY RIPPLE REJECTION vs FREQUENCY
POWER-SUPPLY RIPPLE REJECTION vs FREQUENCY
90
90
VDO = 1.0V
VDO = 0.5V
VDO = 0.3V
80
70
60
50
40
30
20
10
80
70
60
50
40
30
20
10
IOUT = 10mA
IOUT = 100mA
IOUT = 750mA
IOUT = 1A
IOUT = 100mA
No CIN
VDO = 1.0V
No CIN
10
100
1k
10k
100k
1M
10M
10
100
1k
10k
100k
1M
10M
Frequency (Hz)
Frequency (Hz)
Figure 16.
Figure 17.
POWER-SUPPLY RIPPLE REJECTION vs FREQUENCY
POWER-SUPPLY RIPPLE REJECTION vs FREQUENCY
90
90
VDO = 0.5V
No CIN
80
70
60
50
40
30
20
10
80
70
60
50
40
30
20
10
IOUT = 10mA
IOUT = 100mA
IOUT = 750mA
IOUT = 1A
IOUT = 10mA
IOUT = 100mA
IOUT = 750mA
IOUT = 1A
VDO = 1.0V
COUT = 22mF
No CIN
10
100
1k
10k
100k
1M
10M
10
100
1k
10k
100k
1M
10M
Frequency (Hz)
Frequency (Hz)
Figure 18.
Figure 19.
POWER-SUPPLY RIPPLE REJECTION vs FREQUENCY
90
80
70
60
50
40
30
20
10
IOUT = 10mA
IOUT = 100mA
IOUT = 750mA
IOUT = 1A
VDO = 0.5V
COUT = 22mF
No CIN
10
100
1k
10k
100k
1M
10M
Frequency (Hz)
Figure 20.
10
Submit Documentation Feedback
Copyright © 2010, Texas Instruments Incorporated
TI [ TEXAS INSTRUMENTS ]
