Datasheet

TPS77301/315/316/318/327/328/333/350 WITH RESET OUTPUT
TPS77401/415/418/427/428/433/450 WITH POWER GOOD OUTPUT
250-mA LDO REGULATORS WITH 8-PIN MSOP PACKAGING
SLVS281E – FEBRUARY 2000 – REVISED JULY 2001
13
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
t – Time – ms
TPS77x33
OUTPUT VOLTAGE AND
ENABLE PULSE
vs
TIME (AT STARTUP)
0 2.0
0
0
EN
0.2 1.81.61.41.21.00.4 0.6 0.8
– Output Voltage – V
V
O
Enable Pulse – V
C
O
= 10 µF
T
J
= 25 °C
Figure 16
IN
EN
OUT
+
GND
C
O
ESR
R
L
V
I
To Load
Figure 17. Test Circuit for Typical Regions of Stability (Figures 18 through 21) (Fixed Output Options)