Datasheet

Time(10 s/div)m
OutputCurrent
(1A/div)
V
OUT
I
OUT
OutputVoltage
(100mV/div)
I =50mA
OUT
I =1.5A
OUT
V =3.3V
V =1.8V
V =1.0V
C =2.2- FCeramic
BIAS
IN
OUT
OUT
m
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
0
-40
125
Temperature( C)°
EnableThreshold(V)
-25 205-10 35 110
Off
On
95806550
V =5V
V =2.5V
BIAS
IN
Time(500 s/div)m
BiasVoltage
(2V/div)
V
OUT
V
BIAS
OutputVoltage
(20mV/div)
V =3.3V
BIAS
V =5.5V
BIAS
V =1.8V
V =1.0V
C =2.2- FCeramic
I =1.5A
IN
OUT
OUT
OUT
m
Time(500 s/div)m
InputVoltage
(2V/div)
V
OUT
V
IN
OutputVoltage
(20mV/div)
V =1.8V
IN
V =5.5V
IN
V =3.3V
V =1.0V
C =2.2- FCeramic
I =1.5A
BIAS
OUT
OUT
OUT
m
TPS740xx
www.ti.com SBVS091C –JUNE 2011– REVISED DECEMBER 2011
TYPICAL CHARACTERISTICS (continued)
At T
J
= +25°C, V
IN
= 2.5 V, V
BIAS
= 5.0 V, V
OUT(target)
= 1.5 V, V
EN
= V
BIAS
, C
IN
= 2.2 μF, C
BIAS
= 2.2 μF, and C
OUT
= 10 μF,
unless otherwise noted.
ENABLE THRESHOLD vs TEMPERATURE LOAD TRANSIENT RESPONSE
Figure 27. Figure 28.
BIAS VOLTAGE LINE TRANSIENT RESPONSE INPUT VOLTAGE LINE TRANSIENT RESPONSE
Figure 29. Figure 30.
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