TPS71828-28YZCR datasheet(7/26 Pages) TI1

Part #	TPS71828-28YZCR

Description	Dual, 200mA Output, Low Noise, High PSRR Low-Dropout Linear Regulators

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200

160

120

80

40

0

100

200

I

(mA)

OUT

50

150

T =+125 C

J

°

T =

0 C

J

-4 °

T =+85 C

J

°

T =+25 C

J

°

60

50

40

30

20

10

0

2.5

5.5

6.5

V

(V)

IN

3.5

4.5

I

=1mA

OUT

-40

65

125

T ( C)

J °

5

35

-25 -10

20

50

80

95

110

140

120

100

80

60

40

20

0

I

=0mA

OUT

5.0

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0.5

0

T = 40 C

J

-

°

2.5

5.5

6.5

V

(V)

IN

3.5

4.5

T =+125 C

J

°

T =+85 C

J

°

T =+25 C

J

°

450

425

400

375

350

325

300

275

250

2.5

5.5

6.5

V

(V)

IN

3.5

4.5

T =+125 C

J

T =+85 C

T =+25 C

T = 40 C

J

-

°

90

80

70

60

50

40

30

20

10

0

10

100k

10M

Frequency(Hz)

1k

10k

100

1M

5mA

100mA

200mA

TPS718xx

TPS719xx

www.ti.com..................................................................................................................................................... SBVS088C – FEBRUARY 2007 – REVISED MAY 2008

TYPICAL CHARACTERISTICS (continued)

Over operating temperature range (TJ = –40°C to +125°C), VIN = VOUT(TYP) + 0.5V or 2.7V, whichever is greater;

IOUT = 0.5mA, VEN1 = VEN2 = VIN, COUT = 1.0µF, unless otherwise noted. Typical values are at TJ = +25°C.

GROUND PIN CURRENT vs

OUTPUT CURRENT

INPUT VOLTAGE

Figure 8.

Figure 9.

GROUND PIN CURRENT vs

SHUTDOWN CURRENT vs

TEMPERATURE (BOTH LDOs ENABLED)

INPUT VOLTAGE

Figure 10.

Figure 11.

CURRENT LIMIT vs

POWER-SUPPLY RIPPLE REJECTION vs

INPUT VOLTAGE

FREQUENCY (VIN – VOUT = 0.5V)

Figure 12.

Figure 13.

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Product Folder Link(s): TPS718xx TPS719xx

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