Datasheet

0
50
100
150
200
250
300
350
400
0 500m 1 1.5 2
Output Current (A)
Dropout Voltage (mV)
−40°C
25°C
125°C
G004
0
50
100
150
200
250
300
350
400
0 500m 1 1.5 2
Output Current (A)
Dropout Voltage (mV)
−40°C
25°C
125°C
G005
0
10
20
30
40
50
60
70
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
PSRR (dB)
I
OUT
= 0.1 A
I
OUT
= 1 A
G002
0
50
100
150
200
250
300
350
400
0 500m 1 1.5 2
Output Current (A)
Dropout Voltage (mV)
−40°C
25°C
125°C
G003
100u
1m
10m
100m
1
10
0 500m 1 1.5 2
Region of Instability
Region of Instability
Output Current (A)
ESR of Output Capacitor ( )W
Stable Region
G000
100u
1m
10m
100m
1
10
0 500m 1 1.5 2
Region of Instability
Region of Instability
Output Current (A)
ESR of Output Capacitor ( )W
Stable Region
G001
TPS7A7001
SBVS134D –JANUARY 2012–REVISED SEPTEMBER 2013 www.ti.com
TYPICAL CHARACTERISTICS
For all fixed voltage versions and an adjustable version at T
J
= +25°C, V
EN
= V
IN
, C
IN
= 10 μF, C
OUT
= 10 μF, and using the
component values in Table 1, unless otherwise noted.
STABILITY CURVE STABILITY CURVE
(C
OUT
= 10 µF) (C
OUT
= 100 µF)
Figure 2. Figure 3.
POWER-SUPPLY RIPPLE REJECTION vs FREQUENCY DROPOUT VOLTAGE vs OUTPUT CURRENT
(V
IN
= 5.0 V, V
OUT
= 3.3 V) (V
OUT
= 3.3 V)
Figure 4. Figure 5.
DROPOUT VOLTAGE vs OUTPUT CURRENT DROPOUT VOLTAGE vs OUTPUT CURRENT
(V
OUT
= 1.6 V) (V
OUT
= 1.4 V)
Figure 6. Figure 7.
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