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SBVS037I – AUGUST 2003 – REVISED MAY 2006
TYPICAL CHARACTERISTICS (continued)
For all voltage versions at T
J
= 25°C, V
IN
= V
OUT(nom)
+ 0.5V, I
OUT
= 10mA, V
EN
= 1.7V, and C
OUT
= 0.1µF, unless otherwise
noted.
TPS73233
LOAD TRANSIENT RESPONSE
V
IN
= 3.8V
50mV/tick
C
OUT
= 0µF
V
OUT
50mV/div
50mV/tick
C
OUT
= 1µF
V
OUT
C
OUT
= 100µF
5.5V
1V/div
I
OUT
10µs/div
4.5V
dV
IN
dt
10mA
10µs/div
V
IN
C
OUT
= 0µF
V
OUT
TPS73233
LINE TRANSIENT RESPONSE
I
OUT
= 250mA
50mV/tick
250mA
50mA/tick
C
OUT
= 10µF
V
OUT
50mV/div
V
OUT
= 0.5V/µs
Figure 21.
TPS73233
TURN-ON RESPONSE
R
L
= 1kΩ
C
OUT
= 0µF
Figure 22.
TPS73233
TURN-OFF RESPONSE
V
OUT
1V/div
R
L
= 20Ω
C
OUT
= 10µF
R
L
= 20Ω
C
OUT
= 1µF
R
L
= 1kΩ
C
OUT
= 0µF
1V/div
R
L
= 20Ω
C
OUT
= 1µF
R
L
= 20Ω
C
OUT
= 10µF
V
OUT
V
EN
1V/div
2V
2V
1V/div
0V
0V
V
EN
100
µ
s/div
100
µ
s/div
Figure 23.
TPS73233
POWER UP / POWER DOWN
6
5
4
3
Volts
2
1
0
−1
−2
50ms/div
0.01
−50
−25
V
IN
V
OUT
I
ENABLE
(nA)
1
10
Figure 24.
I
ENABLE
vs TEMPERATURE
0.1
0
25
50
75
100
125
Temperature (°C)
Figure 25.
Figure 26.
9
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