Datasheet

0.20
0.15
0.10
0.05
0
-0.05
-0.01
-0.15
-0.20
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
ChangeinV (%)
OUT
V V-
IN OUT
(V)
5.0
+125 C°
+25 C°
- °40 C
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0.5
1.0 1.5 2.0 2.5 3.0 3.5
ChangeinV (%)
OUT
V V-
BIAS OUT
(V)
4.0
+125 C°
+25 C°
- °40 C
1.2
1.0
0.8
0.6
0.4
0.2
0
0
10 20 30 40
ChangeinV (%)
OUT
I (mA)
OUT
50
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0.05
0.5 1.0
ChangeinV (%)
OUT
I (A)
OUT
1.5
+125 C°
+25 C°
- °40 C
100
90
80
70
60
50
40
30
20
10
0
0
0.5 1.0
V (V V )(mV)-
DO IN OUT
I (A)
OUT
1.5
+125 C°
+25 C°
- °40 C
200
180
160
140
120
100
80
60
40
20
0
1.0
1.5 2.0 2.5 3.0 3.5 4.0
V
DO IN
(V - V
OUT
)(mV)
V
BIAS
- V
OUT
(V)
4.5
+125 C°
+25 C°
- °40 C
I =1.5A
OUT
TPS74801
www.ti.com SBVS074J –JANUARY 2007– REVISED JANUARY 2012
TYPICAL CHARACTERISTICS
At T
J
= +25°C, V
IN
= V
OUT(TYP)
+ 0.3V, V
BIAS
= 5V, I
OUT
= 50mA, V
EN
= V
IN
, C
IN
= 1μF, C
BIAS
= 4.7μF, and C
OUT
= 10μF,
unless otherwise noted.
V
IN
LINE REGULATION V
BIAS
LINE REGULATION
Figure 3. Figure 4.
LOAD REGULATION LOAD REGULATION
Figure 5. Figure 6.
V
IN
DROPOUT VOLTAGE vs V
IN
DROPOUT VOLTAGE vs
I
OUT
AND TEMPERATURE (T
J
) (V
BIAS
– V
OUT
) AND TEMPERATURE (T
J
)
Figure 7. Figure 8.
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