TPS73734DCQR datasheet(7/21 Pages) TI1

Part #	TPS73734DCQR

Description	1A, Low-Dropout Voltage Regulator for C2000?

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Manufacturer	TI1 [Texas Instruments]

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3000

2500

2000

1500

1000

500

0

-50

-25

0

25

50

75

100

125

Temperature(°C)

I

=1A

OUT

V

=5.0V

IN

V

=3.3V

IN

V

=2.2V

IN

2500

2000

1500

1000

500

0

200

400

600

800

1000

I

(mA)

OUT

V

=5.0V

IN

V

=3.3V

IN

V

=2.2V

IN

1

0.1

0.01

-50

-25

0

25

50

75

100

125

Temperature (°C)

V

=0.5V

ENABLE

V

=V

+0.5V

IN

OUT

-0.5

0

1.0

1.5

2.0

2.5

3.0

3.5

Output Voltage (V)

I

CL

I

SC

2.00

1.80

1.60

1.40

1.20

1.00

0.80

0.60

0.40

0.20

0

0.5

V

= 3.3V

OUT

2.0

1.9

1.8

1.7

1.6

1.5

1.4

1.3

1.2

1.1

1.0

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

V

(V)

IN

2.0

1.9

1.8

1.7

1.6

1.5

1.4

1.3

1.2

1.1

1.0

-50

-25

0

25

50

75

100

125

Temperature(°C)

V

=1.2V

OUT

TPS73734

www.ti.com

SBVS165

– JUNE 2011

TYPICAL CHARACTERISTICS (continued)

For all voltage versions at TJ = +25°C, VIN = 4.4V, IOUT = 10mA, VEN = 2.2V, and COUT = 2.2μF, unless otherwise noted.

GROUND PIN CURRENT vs OUTPUT CURRENT

GROUND PIN CURRENT vs TEMPERATURE

Figure 9.

Figure 10.

GROUND PIN CURRENT IN SHUTDOWN

vs TEMPERATURE

CURRENT LIMIT vs VOUT (FOLDBACK)

Figure 11.

Figure 12.

CURRENT LIMIT vs VIN

CURRENT LIMIT vs TEMPERATURE

Figure 13.

Figure 14.

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7

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