TA − Free-Air Temperature − °C

−40

0

20

120

103

−60

40

60

80 100

102

101

100

10−1

10−2

−20

140

IO = 1 A

IO = 10 mA

IO = 0

Co = 10 F

t − Time − s

1

0.5

300

200

100

400 500

700

600

800 900 1000

0

0

0

50

100

−50

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TPS767

SLVS208J – MAY 1999 – REVISED AUGUST 2015

TPS767xxQ Fast-Transient-Response 1-A Low-Dropout Linear Regulators

1 Features

2 Description

This device is designed to have a fast transient

1

•

1 A Low-Dropout Voltage Regulator

response and be stable with 10 µF low ESR

•

Available in 1.5-V, 1.8-V, 2.5-V, 2.7-V, 2.8-V, 3.0-

capacitors.

This

combination

provides

high

V, 3.3-V, 5.0-V Fixed Output and Adjustable

performance at a reasonable cost.

Versions

Because the PMOS device behaves as a low-value

•

Dropout Voltage Down to 230 mV at 1 A

resistor, the dropout voltage is very low (typically

(TPS76750)

230 mV at an output current of 1 A for the TPS76750)

•

Ultralow 85 µA Typical Quiescent Current

and is directly proportional to the output current.

Additionally, since the PMOS pass element is a

•

Fast Transient Response

voltage-driven device, the quiescent current is very

•

2% Tolerance Over Specified Conditions for

low and independent of output loading (typically

Fixed-Output Versions

85 µA over the full range of output current, 0 mA to

•

Open Drain Power-On Reset With 200-ms Delay

1 A). These two key specifications yield a significant

(See TPS768xx for PG Option)

improvement in operating life for battery-powered

systems. This LDO family also features a sleep

•

8-Pin SOIC and 20-Pin TSSOP PowerPAD™

mode; applying a TTL high signal to EN (enable)

(PWP) Package

shuts down the regulator, reducing the quiescent

•

Thermal Shutdown Protection

Device Information(1)

PART NUMBER

PACKAGE

BODY SIZE (NOM)

SOIC (8)

4.90 mm × 3.91 mm

TPS767xx

HTSSOP (20)

6.50 mm x 4.40 mm

(1) For all available packages, see the orderable addendum at

the end of the datasheet.

TPS76733 Dropout Voltage vs Free-air

TPS76733 Load Transient Response

Temperature

1

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.