TPS799Lxx

GND

EN

NR

IN

OUT

V

IN

V

OUT

Optional input capacitor.

May improve source

impedance, noise, or PSRR.

Optional bypass capacitor

to reduce output noise

and increase PSRR.

2.2 F

m

Ceramic

V

EN

C3

C1

B2

A3

A1

OUT

EN

IN

GND

NR

TPS799LxxYZY

WCSP

(TOP VIEW)

TPS799L

www.ti.com

SBVS191 – APRIL 2012

200-mA, Low-Dropout Linear Regulator

with Built-In Inrush Current Protection

1

FEATURES

DESCRIPTION

The TPS799L family of low-dropout (LDO), low-power

23

•

200mA Low-Dropout Regulator with EN

linear regulators offers excellent ac performance with

•

Multiple Output Voltage Versions Available:

very low ground current. High power-supply rejection

–

TPS799L: Fixed Outputs of 5.2 V to 6.2 V

ratio (PSRR), low noise, fast start-up, and excellent

Using Innovative Factory EEPROM

line and load transient response are provided while

consuming a very low 40

μA (typical) ground current.

Programming

–

TPS799L57 : 5.7-V Output

The TPS799Lxx is stable with ceramic capacitors and

uses an advanced BiCMOS fabrication process to

–

TPS799: Output Options Less Than 5.2 V

yield a dropout voltage of typically 100 mV at a 200

•

Inrush current Protection with EN Toggle

mA output. The TPS799L uses a precision voltage

•

reference and feedback loop to achieve an overall

accuracy of 2% over all load, line, process, and

•

High PSRR: 66 dB at 1 kHz

temperature variations. The TPS799L features inrush

•

Stable with a Low-ESR, 2.0-

μF Typical Output

current protection when the EN toggle is used to start

Capacitance

the device, immediately clamping the current.

•

Excellent Load/Line Transient Response

All devices are fully specified over the temperature

•

2% Overall Accuracy (Load, Line, and Temp)

•

Very Low Dropout: 100 mV

profile, wafer chip-scale (WCSP) package, ideal for

wireless handsets and WLAN cards.

•

Package: 5-Bump, Thin, 1-mm × 1.37-mm

WCSP

APPLICATIONS

TYPICAL APPLICATION CIRCUIT

•

Cellular Phones

•

•

VCOs, RF

•

Handheld Organizers, PDAs

1

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.

2

Bluetooth is a registered trademark of Bluetooth SIG, Inc.

3

All other trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Copyright © 2012, 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.