Datasheet

0
0.5
1
1.5
2
2.5
3
3.5
10 100 1 k 10 k 100 k
f − Frequency − Hz
I
O
= 1 mA
V
I
= 2.8 V
C
o
= 10 µF
I
O
= 1 A
V/ HzOutput Spectral Noise Density −
µ
50
30
20
0
10 100 1 k 10 k
Ripple Rejection − dB
70
90
f − Frequency − Hz
100
100 k 1 M
80
60
40
10
10 µF / 1mA
10 µF / 1A
V
I
= 2.8 V,
V
O
= 1.8 V,
C
O
= 10 µF
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
1.5 2 2.5 3 3.5 4 4.5 5 5.5
T
J
= 25°C
V
I
− Input voltage − V
Current Limit − A
T
J
= −40°C
T
J
= 125°C
0
50
100
150
200
250
300
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
I
− Input Voltage − V
− Dropout Voltage − mV
V
DO
T
J
= 25°C
T
J
= −40°C
T
J
= 125°C
0
100
200
300
400
500
600
0 1 2 3 4 5 6
I = 0 A
V
I
− Input Voltage − V
Ground Current − Aµ
I = 1 A
TPS726126
TPS72615, TPS72616
TPS72618, TPS72625
www.ti.com SLVS403H –MAY 2002–REVISED JUNE 2010
TYPICAL CHARACTERISTICS (continued)
TPS72618
OUTPUT SPECTRAL NOISE TPS72618
DENSITY RIPPLE REJECTION CURRENT LIMIT
vs vs vs
FREQUENCY FREQUENCY INPUT VOLTAGE
Figure 13. Figure 14. Figure 15.
TPS72615
GROUND CURRENT DROPOUT VOLTAGE
vs vs
INPUT VOLTAGE INPUT VOLTAGE
Figure 16. Figure 17.
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