1

FEATURES

APPLICATIONS

DESCRIPTION

YFP, YZP, AND YZTPACKAGES

LaserMarkingView

BumpView

C

B

2

1

A

C

B

1

2

A

TPS22921, TPS22922, TPS22922B

• PDAs

• Input Voltage: 0.9 V to 3.6 V

• Cell Phones

• Ultra-Low ON Resistance

• GPS Devices

–

• MP3 Players

–

• Peripheral Ports

–

• Portable Media Players

–

• RF Modules

–

• 2-A Maximum Continuous Switch Current

• Ultra-Low Quiescent Current: 78 nA at 1.8 V

TPS22921, TPS22922, and TPS22922B are ultra-low

• Ultra-Low Shutdown Current: 35 nA at 1.8 V

load

switches

with

controlled

turn

on.

• Low Threshold Control Input Enable the use of

MOSFET that can operate over an input voltage

1.2V/1.8V/2.5V/3.3V Logic

range of 0.9 V to 3.6 V. The switch is controlled by an

• Controlled Slew Rate to Avoid Inrush Currents

on/off input (ON), which is capable of interfacing

–

TPS22921 and TPS22922: 30

µS

directly with low-voltage control signals. In TPS22922

and in TPS22922B, a 120-

Ω on-chip load resistor is

–

TPS22922B: 200

µS

added for output quick discharge when switch is

• ESD Performance Tested Per JESD 22

turned off. The rise time (slew rate) of the device is

–

3000-V Human-Body Model

internally controlled in order to avoid inrush current:

(A114-B, Class II)

TPS22921 and TPS22922 feature a 30

µs rise time

whereas TPS22922B is 200

µs.

–

1000-V Charged-Device Model (C101)

• Six Terminal Wafer-Chip-Scale Package

TPS22921, TPS22922, and TPS22922B feature ultra

low quiescent and shutdown current and are available

–

0.9 mm × 1.4 mm, 0.5 mm Pitch,

in

space-saving

6-terminals

wafer-chip-scale

0.5 mm Height

packages (WCSP: YZP with 0.5-mm pitch and YFP

–

0.8 mm × 1.2 mm, 0.4 mm Pitch,

with 0.4-mm pitch) which make it ideal for portable

0.5 mm Height

electronics.

The

devices

are

characterized

for

operation over the free-air temperature range of

–40°C to 85°C.

TERMINAL ASSIGNMENTS

C

ON

GND

B

A

2

1

SLEW RATE

QUICK OUTPUT

MAX OUTPUT

ENABLE

(TYP)

(TYP at 1.8V)

CURRENT

TPS22921

33 m

Ω

30

µs

2 A

active high

TPS22922

33 m

Ω

30

µs

Yes

2 A

active high

TPS22922B

33 m

Ω

200

µs

Yes

2 A

active high

(1)

This feature discharges the output of the switch to ground through a 120-

Ω resistor, preventing the

output from floating.

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.

UNLESS

OTHERWISE

NOTED

this

document

contains

Copyright © 2008, Texas Instruments Incorporated

PRODUCTION DATA information current as of publication date.

Products conform to specifications per the terms of Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.