Datasheet

TPS7415, TPS7418, TPS7425, TPS7430, TPS7433
FAST-TRANSIENT-RESPONSE USING SMALL OUTPUT CAPACITOR
200-mA LOW-DROPOUT VOLTAGE REGULATORS
SLVS212 – DECEMBER 1999
5
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
Table of Graphs
FIGURE
V
O
Out
p
ut voltage
vs Output current 2, 3, 4
V
O
O
u
tp
u
t
v
oltage
vs Junction temperature 5, 6
Ground current vs Junction temperature 7, 8
Power supply ripple rejection vs Frequency 12
Output noise vs Frequency 9
Z
o
Output impedance vs Frequency 10
V
DO
Dropout voltage vs Junction temperature 11
Line transient response 13, 15
Load transient response 14, 16
Output voltage vs Time 17
(Stability) Equivalent series resistance (ESR) vs Output current 19
TYPICAL CHARACTERISTICS
Figure 2
I
O
– Output Current – mA
TPS7418
OUTPUT VOLTAGE
vs
OUTPUT CURRENT
50 100
1.805
1.800
1.795
150 250
1.810
0 200
– Output Voltage – V
V
O
V
I
= 2.8 V
T
A
= 25°C
Figure 3
I
O
– Output Current – mA
3.300
50 100 150 250
3.310
0 200
V
I
= 4.3 V
T
A
= 25°C
– Output Voltage – V
V
O
TPS7433
OUTPUT VOLTAGE
vs
OUTPUT CURRENT
3.305