Datasheet

1
2
3
4
5
6
V
IN
1.78
1.8
1.82
1.84
1.86
1.88
Time (10 µs/div)
V
IN
Voltage (V)
V
OUT1
Voltage (V)
V
OUT1
LDO1 is loaded at 250 mA.
G017
1
2
3
4
5
6
V
IN
3.32
3.34
3.36
3.38
3.4
3.42
Time (10 µs/div)
V
IN
Voltage (V)
V
OUT2
Voltage (V)
V
OUT2
LDO2 is loaded at 250 mA.
G023
0
1
2
3
4
5
V
IN
I
OUT1
(20 mA to 500 mA)
1.71
1.728
1.746
1.764
1.782
1.8
1.818
1.836
1.854
1.872
1.89
Time (10 µs/div)
V
IN
Voltage (V) / I
OUT1
Current (A)
V
OUT1
Voltage (V) (scale is 1%/div)
V
OUT1
G018
0
1
2
3
4
5
V
IN
I
OUT2
(20 mA to 500 mA)
3.135
3.168
3.201
3.234
3.267
3.3
3.333
3.366
3.399
3.432
3.465
Time (10 µs/div)
V
IN
Voltage (V) / I
OUT2
Current (A)
V
OUT2
Voltage (V) (scale is 1%div)
V
OUT2
G019
0.1
1
10
100
0.01 0.1 1 10
C
SSX
(nF)
V
OUTX
Ramp Up Time (ms)
G020
0.01
0.1
1
10
100
0.01 0.1 1 10
C
CTX
(nF)
Delay Time to Next Event (ms)
G021
TPS75005
www.ti.com SBVS144C –NOVEMBER 2011–REVISED APRIL 2012
TYPICAL CHARACTERISTICS (continued)
At T
J
= +25°C, V
IN
= 5 V, V
(EN)
= V
IN
, C
IN
= 22 μF, C
OUT1
= C
OUT2
= 10 μF, C
(SS1)
= C
(SS2)
= C
(CT1)
= C
(CT2)
= (open), V
SET
= 0 V,
V
SNS1
= V
OUT1
, V
SNS2
= V
OUT2
, PG pin pulled up to V
OUT2
with 100-kΩ pull-up resistor, and VDET pin pulled up to VIN with 100-
kΩ pull-up resistor, unless otherwise noted.
LINE TRANSIENT RESPONSE LINE TRANSIENT RESPONSE
Figure 19. Figure 20.
LDO1 LOAD TRANSIENT RESPONSE LDO2 LOAD TRANSIENT RESPONSE
Figure 21. Figure 22.
V
OUTX
RAMP-UP TIME vs C
SSX
DELAY TIME (TO NEXT SEQUENCER EVENT) vs C
CTX
Figure 23. Figure 24.
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