TPS79015, TPS79018, TPS79025, TPS79028, TPS79030
ULTRALOW-POWER LOW-NOISE 50-mA
LOW-DROPOUT LINEAR REGULATORS
SLVS299B – SEPTEMBER 2000 – REVISED MAY 2001
TYPICAL CHARACTERISTICS
TPS79030
TPS79030
TYPICAL REGIONS OF STABILITY
EQUIVALENT SERIES RESISTANCE (ESR)
vs
TYPICAL REGIONS OF STABILITY
EQUIVALENT SERIES RESISTANCE (ESR)
vs
OUTPUT CURRENT
OUTPUT CURRENT
100
10
1
100
V = 4 V
V = 4 V
I
I
C
V
= 4.7 µF
= 3 V
C
= 10 µF
= 3 V
o
o
V
O
O
Region of Instability
Region of Instability
10
Region of Stability
Region of Stability
0.1
1
0
5
10 15 20 25 30 35 40 45 50
0
5
10 15 20 25 30 35 40 45 50
I
O
– Output Current – mA
I
O
– Output Current – mA
Figure 24
Figure 25
12
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TI [ TEXAS INSTRUMENTS ]
