Actual Size

(2,15 mm x 2,3 mm)

www.ti.com

FEATURES

DESCRIPTION

APPLICATIONS

3

2

4

5

DCK PACKAGE

(TOP VIEW)

1

FB/NC

GND

NC

OUT

IN

TPS715xx

OUT

IN

MSP430

GND

Li+

0.47

µF

TPS71501

TPS71525, TPS71530

TPS71533, TPS71550

SLVS338I – MAY 2001 – REVISED JANUARY 2005

50 mA, 24 V, 3.2µA Supply Current

Low-Dropout Linear Regulator in SC70 Package

•

24-V Maximum Input Voltage

The TPS715xx low-dropout (LDO) voltage regulators

offer the benefits of high input voltage, low-dropout

•

Low 3.2-µA Quiescent Current at 50 mA

voltage, low-power operation, and miniaturized pack-

•

Stable With Any Capacitor (

≥ 0.47 µF)

aging. The devices, which operate over an input

•

50-mA Low-Dropout Regulator

range of 2.5 V to 24 V, are stable with any capacitor

•

Available in 2.5 V, 3.0 V, 3.3 V, 5.0 V, and

(

≥ 0.47 µF). The low dropout voltage and low

quiescent current allow operations at extremely low

Adjustable (1.2 V to 15 V)

power levels. Therefore, the devices are ideal for

•

Minimum/Maximum Specified Current Limit

powering battery management ICs. Specifically, since

•

5-Pin SC70/SOT-323 (DCK) Package

the devices are enabled as soon as the applied

voltage reaches the minimum input voltage, the

•

-40

°C to 125°C Specified Junction

output is quickly available to power continuously

Temperature Range

operating battery charging ICs.

The usual PNP pass transistor has been replaced by

•

Ultra Low Power Microcontrollers

a PMOS pass element. Because the PMOS pass

element behaves as a low-value resistor, the low

•

Cellular/Cordless Handsets

dropout voltage, typically 415 mV at 50 mA of load

•

Portable/Battery-Powered Equipment

current, is directly proportional to the load current.

The low quiescent current (3.2 µA typically) is stable

over the entire range of output load current (0 mA to

50 mA).

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas

Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

PRODUCTION DATA information is current as of publication date.

Copyright © 2001–2005, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.