TPS2228

TPS2221

SLVS419A – MAY 2002- REVISED SEPTEMBER 2002

PC CARD POWER-INTERFACE SWITCH

FOR PCMCIA CONTROLLERS

FEATURES

Switching

Serial Interface) Package

Parallel Interface)

(Dual With Serial Interface)

(Single With Parallel Interface)

Temperature Range

APPLICATIONS

DESCRIPTION

The TPS2228 and TPS2221 PC card power interface

switches provide an integrated power management

solution for both dual and single PC card sockets. The

TPS2228 is a dual-slot power interface switch for serial

PCMCIA controllers. The TPS2221 is a single-slot power

interface switch for parallel PCMCIA controllers. These

power interface switches support the distribution of 3.3 V,

5 V and 1.8 V to the PC card slot while providing

current-limiting protection with overcurrent reporting.

PACKAGED DEVICES

TA

DUAL

HTSSOP, SSOP

SINGLE HTSSOP

40

°Cto85°C

TPS2228PWP (20)

TPS2221PWP (14)

–40

°C to 85°C

TPS2228DB (30)

(1) Both DB and PWP packages are available taped and reeled

(indicated by the R suffix on the device type; e.g.,

TPS2228PWPR).

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. Products

conform to specifications per the terms of Texas Instruments standard warranty.

Production processing does not necessarily include testing of all parameters.

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Copyright

 2002, Texas Instruments Incorporated