Datasheet

TPS76515, TPS76518, TPS76525, TPS76527
TPS76528, TPS76530, TPS76533, TPS76550, TPS76501
ULTRA-LOW QUIESCIENT CURRENT 150-mA LOW-DROPOUT VOLTAGE REGULATORS
SLVS236 – AUGUST 1999
11
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 17
V
O
– Change in
100
50
4.3
TPS76533
LINE TRANSIENT RESPONSE
V
I
t – Time – µs
– Input Voltage – V
∆
Output Voltage – mV
C
L
= 4.7 µF
T
A
= 25°C
0
5.3
–100
–50
0 300200100 400 500 700600 800 900 1000
Figure 18
t – Time – µs
TPS76533
LOAD TRANSIENT RESPONSE
I – Output Current – mA
O
V
O
– Change in∆
Output Voltage – mV
C
L
= 4.7 µF
T
A
= 25°C
150
0
0
200
400
–200
0 300200100 400 500 700600 800 900 1000
Figure 19
t – Time – µs
TPS76533
OUTPUT VOLTAGE
vs
TIME (AT STARTUP)
3
2
V
O
– Output Voltage – V
0
1
4
Enable Pulse – V
0
0 300200100 400 500 700600 800 900 1000
4.3
Figure 20
V
I
– Input Voltage – V
– Output Voltage – V
V
DO
TPS76501
DROPOUT VOLTAGE
vs
INPUT VOLTAGE
0.00
0.05
0.10
0.15
0.20
0.25
0.30
2.5 3.0 3.5 4.0 4.5 5.0
I
O
= 150 mA
T
A
= 125°C
T
A
= 25°C
T
A
= –40°C