C

= 1

F

IN

µ

GND

GND

LOAD

GND

V

OUT

V

IN

V

BATT

R

L

C

L

C

L

SMPS

(see Note A)

TPS22932B

ON1

ON2

ON3

Product

Folder

Sample &

Buy

Technical

Documents

Tools &

Software

Support &

Community

TPS22932B

SLVS802C – AUGUST 2009 – REVISED MAY 2015

TPS22932B Low Input Voltage, Ultralow rON Load Switch With Configurable Enable Logic

and Controlled Slew-Rate

1 Features

3 Description

The TPS22932B device is a low rON load switch with

1

•

Input Voltage: 1.1 V to 3.6 V

controlled turnon. The device contains a P-channel

•

Ultralow ON-Resistance

MOSFET that can operate over an input voltage

–

rON = 55 mΩ at VIN = 3.6 V

range of 1.1 V to 3.6 V.

–

rON = 65 mΩ at VIN = 2.5 V

The switch is controlled by eight patterns of 3-bit

–

rON = 75 mΩ at VIN = 1.8 V

input. The user can choose the logic functions MUX,

AND, OR, NAND, NOR, inverter, and noninverter. All

–

rON = 115 mΩ at VIN = 1.2 V

inputs can be connected to VIN or GND. The control

•

500-mA Maximum Continuous Switch Current

pins can be connected to low-voltage GPIOs allowing

•

Quiescent Current < 1

μA

the switch to be controlled by either 1.2-V, 1.8-V, 2.5-

V, or 3.3-V logic signals while keeping extremely low

•

Shutdown Current < 1

μA

quiescent current.

•

Low Control Threshold Allows Use of 1.2-V, 1.8-V,

2.5-V, and 3.3-V Logic

A 120-

Ω on-chip load resistor is available for output

quick discharge when the switch is turned off. The

•

Configurable Enable Logic

rise time (slew rate) of the device is internally

•

Controlled Slew Rate to Avoid Inrush Currents:

controlled to avoid inrush current: the rise time of

165

μs at 1.8 V

TPS22932B is 165

μs.

•

Six-Terminal Wafer Chip Scale Package (DSBGA)

TPS22932B is available in a space-saving 6-pin

•

ESD Performance Tested Per JESD 22

DSBGA (YFP with 0.4-mm pitch). The device is

characterized

for

operation

over

the

free-air

–

2000-V Human-Body Model

temperature range of –40°C to 85°C.

(A114-B, Class II)

–

1000-V Charged-Device Model (C101)

Device Information(1)

PART NUMBER

PACKAGE

BODY SIZE (NOM)

2 Applications

TPS22932B

DSBGA (6)

0.80 mm × 1.20 mm

•

PDAs

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

•

Cell Phones

the end of the data sheet.

•

GPS Devices

•

MP3 Players

•

Digital Cameras

•

Peripheral Ports

•

Portable Instrumentation

Typical Application

A.

Switched-mode power supply

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.