TPS72616KTT datasheet(3/15 Pages) TI

Part #	TPS72616KTT

Description	LOW INPUT VOLTAGE, 1-A LOW-DROPOUT LINEAR REGULATORS WITH SUPERVISOR

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(2)

VImin = (VO + 1) or 1.8 V whichever is greater.

Line regulation (mV)

+ (% V)

V

O(5.5 V * VImin)

100

1000

ELECTRICAL CHARACTERISTICS

TPS72615, TPS72616

TPS72618, TPS72625

SLVS403C – MAY 2002 – REVISED MARCH 2004

over recommended operating free-air temperature range V

I = VO(typ) + 1 V, IO= 1 mA, EN = IN, Co = 1 µF, Ci = 1 µF(unless

otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Bandgap voltage reference

1.177

1.220

1.263

V

TJ = 25°C

1.5

TPS72615

0 µA < IO < 1 A

1.8 V

≤ V

I≤ 5.5 V

1.47

1.53

TJ = 25°C

1.6

TPS72616

0 µA < IO < 1 A

2.6 V

≤ V

I≤ 5.5 V

1.568

1.632

VO

Output voltage

V

TJ = 25°C

1.8

TPS72618

0 µA < IO < 1 A

2.8 V

≤ V

I≤ 5.5 V

1.764

1.836

TJ = 25°C

2.5

TPS72625

0 µA < IO < 1 A

3.5 V

≤ V

I≤ 5.5 V

2.45

2.55

IO = 0 µA

75

120

I

Ground current

µA

IO = 1 A

210

300

EN < 0.4 V

TJ = 25°C

0.2

Standby current

µA

EN < 0.4 V

1

BW = 200 Hz to 100 kHz,

Co = 10 µF,IO = 1

Vn

Output noise voltage

150

µV

TJ = 25°C,

mA

PSRR

Ripple rejection

f = 1 kHz, Co = 10 µF

TJ = 25°C

60

dB

Current limit(1)

1.1

1.6

2.3

A

Output voltage line regulation

VO + 1 V < VI≤ 5.5 V

-0.15

0.02

0.15

%/V

(

∆V

O/VO)

(2)

Output voltage load regulation

0 µA < IO < 1 A

-0.25

0.05

0.25

%/A

VIH

EN high level input

1.3

V

VIL

EN low level input

-0.2

0.4

II

EN input current

EN = 0 V or VI

0.01

100

nA

UVLO threshold

VCC rising

1.45

1.57

1.70

V

UVLO hysteresis

TJ = 25°C, VCC rising

50

mV

UVLO deglitch

TJ = 25°C, VCC rising

10

µs

UVLO delay

TJ = 25°C, VCC rising

100

µs

(1)

Test condition includes, output voltage VO = VO - 15% and pulse duration = 10 ms.

3

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