Datasheet

−0.5
0
0.5
0 200 400 600 800 1000
−40
−20
0
40
t (µs)
C
OUT
= 10 µF, C
NR
= 0.01 µF,
V
L
= 3.8 V, dv/dt = 0.5 A/µs
20
−60
60
DV
OUT
(mV)I
OUT
(A)
Time (µs)
−0.5
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
V
IN
V
OUT
V
OUT
= 2.5 V,
R
L
= 10 Ω
V
OUT
(V)
4000 800 1200 1600 2000
0
20
40
60
80
100
120
140
160
180
0 100 200 300 400 500
T
J
= 125°C
T
J
= 25°C
T
J
= −40°C
I
OUT
(mA)
V
DO
(mV)
0.01
0.1
1
10
100
0 100 200 300 400 500
I
OUT
(mA)
C
OUT
= 1 µF
ESR (W)
Region of Stability
Region of
Instability
0
50
100
150
200
2.5 3 3.5 4 4.5 5
V
IN
(V)
T
J
= 25°C
T
J
= −40°C
T
J
= 125°C
C
OUT
= 10 µF,
C
NR
= 0.01 µF,
I
OUT
= 50 mA
V
DO
(mV)
0.01
0.1
1
10
100
1 10 100 1000
I
OUT
(mA)
C
OUT
= 2.2 µF
ESR (W)
Region of Stability
Region of
Instability
0.01
0.1
1
10
100
0 100 200 300 400 500
I
OUT
(A)
C
OUT
= 10 µF
ESR (W)
Region of Stability
Region of
Instability
TPS795xx
SLVS350H –OCTOBER 2002–REVISED AUGUST 2010 www.ti.com
TYPICAL CHARACTERISTICS (continued)
TPS79530
DROPOUT VOLTAGE
TPS79530 TPS79525
vs
LOAD TRANSIENT RESPONSE POWER UP/POWER DOWN OUTPUT CURRENT
Figure 16. Figure 17. Figure 18.
TPS79530 TPS79530
TYPICAL REGIONS OF STABILITY TYPICAL REGIONS OF STABILITY
TPS79501
EQUIVALENT SERIES RESISTANCE EQUIVALENT SERIES RESISTANCE
DROPOUT VOLTAGE (ESR) (ESR)
vs vs vs
INPUT VOLTAGE OUTPUT CURRENT OUTPUT CURRENT
Figure 19. Figure 20. Figure 21.
TPS79530
TYPICAL REGIONS OF STABILITY EQUIVALENT SERIES RESISTANCE (ESR)
vs
OUTPUT CURRENT
Figure 22.
8 Submit Documentation Feedback Copyright © 2002–2010, Texas Instruments Incorporated
Product Folder Link(s): TPS795xx