Datasheet

1.0
0.8
0.6
0.4
0.2
0
−
0.2
−
0.4
−
0.6
−
0.8
−
1.0
V
OUT
(%)
3.0 3.5 4.0 4.5 5.0 5.5 6.0
V
IN
(V)
+25
_
C
+125
_
C
−
40
_
C
1.0
0.8
0.6
0.4
0.2
0
−
0.2
−
0.4
−
0.6
−
0.8
−
1.0
V
OUT
(%)
0 50 100 150 200 250
I
OUT
(mA)
+25
_
C
−
40
_
C
+125
_
C
1.0
0.5
0
−
0.5
−
1.0
−
1.5
V
OUT
(%)
Junction Temperature (
_
C)
−
40
−
25
−
10 5 20 35 50 65 80 95 110 125
I
OUT
= 10 mA
I
OUT
= 250 mA
I
OUT
= 125 mA
200
180
160
140
120
100
80
60
40
20
0
Dropout Voltage (mV)
2.7 3.1 3.3 3.5 3.9 4.1 4.3 4.5 4.7 4.9
V
IN
(V)
T
J
=
−
40
_
C
T
J
= +25
_
C
T
J
= +125
_
C
3.72.9
200
150
100
50
0
Dropout Voltage (mV)
0 50 100 150 200 250
I
OUT
(mA)
T
J
= +25
_
C
T
J
=
−
40
_
C
T
J
= +125
_
C
250
200
150
100
50
0
Dropout Voltage (mV)
−
40
−
25
−
10 5 20 35 50 65 80 95 110 125
I
OUT
= 250 mA
Junction Temperature (°C)
TPS71202, TPS71219
TPS71229, TPS71247
TPS71256, TPS71257
www.ti.com SBVS049D –MAY 2004–REVISED AUGUST 2010
TYPICAL CHARACTERISTICS
For all voltage versions at T
J
= 25°C, V
IN
= V
OUT(nom)
+ 1 V, I
OUT
= 1 mA,V
EN
= 1.2 V, C
OUT
= 2.2 mF, and C
NR
= 0.01 mF,
unless otherwise noted.
OUTPUT VOLTAGE vs INPUT VOLTAGE OUTPUT VOLTAGE vs OUTPUT CURRENT
Figure 1. Figure 2.
DROPOUT VOLTAGE vs INPUT VOLTAGE
OUTPUT VOLTAGE vs TEMPERATURE (ADJUSTABLE VERSION)
Figure 3. Figure 4.
TPS71256 TPS71256
DROPOUT VOLTAGE vs OUTPUT CURRENT DROPOUT VOLTAGE vs JUNCTION TEMPERATURE
Figure 5. Figure 6.
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