TPS76801-Q1 datasheet(6/25 Pages) TI1

Part #	TPS76801-Q1

Description	FAST-TRANSIENT-RESPONSE 1-A LOW-DROPOUT VOLTAGE REGULATORS

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Manufacturer	TI1 [Texas Instruments]

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TPS76815-Q1, TPS76818-Q1, TPS76825-Q1, TPS76827-Q1

TPS76828-Q1, TPS76830-Q1 TPS76833-Q1, TPS76850-Q1, TPS76801-Q1

FAST-TRANSIENT-RESPONSE 1-A LOW-DROPOUT VOLTAGE REGULATORS

SGLS155A − FEBRUARY 2003 − REVISED SEPTEMBER 2008

6

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

electrical characteristics over recommended operating free-air temperature range,

VI = VO(typ) + 1 V, IO = 1 mA, EN = 0 V, Co = 10 µF (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

TPS76801

5.5 V

≥ VO ≥ 1.5 V,

TJ = 25°C

VO

TPS76801

5.5 V

≥ VO ≥ 1.5 V,

TJ = −40°C to 125°C

0.98VO

1.02VO

TPS76815

TJ = 25°C,

2.7 V < VIN < 10 V

1.5

TPS76815

TJ = −40°C to 125°C, 2.7 V < VIN < 10 V

1.470

1.530

TPS76818

TJ = 25°C,

2.8 V < VIN < 10 V

1.8

TPS76818

TJ = −40°C to 125°C, 2.8 V < VIN < 10 V

1.764

1.836

TPS76825

TJ = 25°C,

3.5 V < VIN < 10 V

2.5

TPS76825

TJ = −40°C to 125°C, 3.5 V < VIN < 10 V

2.450

2.550

Output voltage

(10

µA to 1 A load)

TPS76827

TJ = 25°C,

3.7 V < VIN < 10 V

2.7

V

(10

µA to 1 A load)

(see Note 2)

TPS76827

TJ = −40°C to 125°C, 3.7 V < VIN < 10 V

2.646

2.754

V

(see Note 2)

TPS76828

TJ = 25°C,

3.8 V < VIN < 10 V

2.8

TPS76828

TJ = −40°C to 125°C, 3.8 V < VIN < 10 V

2.744

2.856

TPS76830

TJ = 25°C,

4 V < VIN < 10 V

3.0

TPS76830

TJ = −40°C to 125°C, 4 V < VIN < 10 V

2.940

3.060

TPS76833

TJ = 25°C,

4.3 V < VIN < 10 V

3.3

TPS76833

TJ = −40°C to 125°C, 4.3 V < VIN < 10 V

3.234

3.366

TPS76850

TJ = 25°C,

6 V < VIN < 10 V

5.0

TPS76850

TJ = −40°C to 125°C, 6 V < VIN < 10 V

4.900

5.100

Quiescent current (GND current)

10

µA < IO < 1 A,

TJ = 25°C

85

A

Quiescent current (GND current)

EN = 0V, (see Note 2)

IO = 1 A,

TJ = −40°C to 125°C

125

µA

Output voltage line regulation (

∆VO/VO)

(see Notes 2 and 3)

VO + 1 V < VI ≤ 10 V,

TJ = 25°C

0.01

%/V

Load regulation

3

mV

Output noise voltage (TPS76818)

BW = 200 Hz to 100 kHz,

Co = 10 µF, IC = 1 A,

TJ = 25°C

55

µVrms

Output current limit

VO = 0 V

1.7

2

A

Thermal shutdown junction temperature

150

°C

Standby current

EN = VI,TJ = 25°C,

2.7 V < VI < 10 V

1

µA

Standby current

EN = VI,TJ = −40°C to 125°C

2.7 V < VI < 10 V

10

µA

FB input current

TPS76801

FB = 1.5 V

2

nA

High level enable input voltage

1.7

V

Low level enable input voltage

0.9

V

Power supply ripple rejection (see Note 2)

f = 1 KHz,

Co = 10 µF,

TJ = 25°C

60

dB

NOTES:

2. Minimum IN operating voltage is 2.7 V or VO(typ) + 1 V, whichever is greater. Maximum IN voltage 10 V.

3. If VO ≤ 1.8 V then VImax = 10 V, VImin = 2.7 V:

Line Reg. (mV)

+ % V

V

O

V

Imax *

2.7 V

100

1000

If VO ≥ 2.5 V then VImax = 10 V, VImin = VO + 1 V:

Line Reg. (mV)

+ % V

V

O

V

Imax *

V

O )

1V

100

1000

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