10 s/div

m

V

OUT

V

EN

C

=10 F

OUT

m

C

=2.2 F

OUT

m

3.5

3.0

2.5

2.0

1.5

1.0

0.5

0

0.5

-

10 s/div

m

V

EN

V

OUT

C

=2.2 F

OUT

m

C

=10 F

OUT

m

3.5

3.0

2.5

2.0

1.5

1.0

0.5

0

0.5

-

20 s/div

m

100mV/div

100mV/div

100mA/div

V

OUT

V

OUT

I

OUT

C

=1.0 F

OUT

m

C

=2.2 F

OUT

m

V

=2.7V

IN

1mA

250mA

50ms/div

7

6

5

4

3

2

1

0

-1

V

IN

I

=250mA

OUT

V

OUT

20 s/div

m

20mV/div

20mV/div

1V/div

V

OUT

V

OUT

V

IN

I

=

OUT

250mA

dV

IN

dt

=1V/ s

m

C

=2.2 F

OUT

m

C

=

OUT

1.0 F

m

2.7V

3.7V

TPS734xx

www.ti.com ........................................................................................................................................ SBVS089F – DECEMBER 2007 – REVISED FEBRUARY 2009

TYPICAL CHARACTERISTICS (continued)

Over operating temperature range (TJ = –40°C to +125°C); VIN = VOUT(TYP) + 0.3V or 2.7V, whichever is greater; IOUT = 1mA,

VEN = VIN,COUT = 2.2µF, CNR = 0.01µF, unless otherwise noted. For TPS73401, VOUT = 3.0V. Typical values are at TJ =

+25°C.

TPS73425

TURN-ON RESPONSE

TPS73425

(VIN = VEN)

ENABLE RESPONSE OVER STABLE VIN

Figure 15.

Figure 16.

TPS73410

TPS73410

POWER-UP/POWER-DOWN

LOAD TRANSIENT RESPONSE

Figure 17.

Figure 18.

TPS73410

LINE TRANSIENT RESPONSE

Figure 19.

Copyright © 2007–2009, Texas Instruments Incorporated

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