TPS2212

SINGLE-SLOT, PARALLEL INTERFACE POWER SWITCH

FOR LOW POWER PC CARD SLOTS

SLVS193A – APRIL 1999 – REVISED JANUARY 2001

3

POST OFFICE BOX 655303

Terminal Functions

TERMINAL

I/O

DESCRIPTION

NAME

NO.

I/O

DESCRIPTION

3.3V

3, 4

I

3.3-V VCC input for card power and/or chip power if 5 V is not present

5V

5, 6

I

5-V VCC input for card power and/or chip power

VPPI

9

I

Main Vpp input, typically 12 V, allows 3.3 V–12 V.

VCC

11, 12, 13

O

Switched output that delivers 0 V, 3.3-V, 5-V, or high impedance to card

VPP

10

O

Switched output that delivers 0 V 3.3-V, 5-V, VPPI (12V), or high impedance to card

GND

7

Ground

OC

8

O

Logic-level overcurrent reporting output that goes low when an overcurrent conditions exists

SHDN

16

I

Logic input that shuts down the TPS2212 and sets all power outputs to high-impedance state

VCCD0

1

I

Logic input that controls voltage of VCC (see control-logic table)

VCCD1

2

I

Logic input that controls voltage of VCC (see control-logic table)

VPPD0

15

I

Logic input that controls voltage of VPP (see control-logic table)

VPPD1

14

I

Logic input that controls voltage of VPP (see control-logic table)

Input voltage range for card power:

–0.3 V to 7 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–0.3 V to 7 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–0.3 V to 14 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Logic input voltage

–0.3 V to 7 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Continuous total power dissipation

See Dissipation Rating Table

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Output current (each card):

internally limited

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

internally limited

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–40

°C to 150°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–40

°C to 85°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–55

°C to 150°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Lead temperature 1.6 mm (1/16 inch) from case for 10 seconds

260

°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

† Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and

functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not

implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.

DISSIPATION RATING TABLE

PACKAGE

TA ≤ 25°C

POWER RATING

DERATING FACTOR

ABOVE TA = 25°C

TA = 70°C

POWER RATING

TA = 85°C

POWER RATING

DB

775 mW

6.2 mW/

°C

496 mW

403 mW

These devices are mounted on an FR4 board with no special thermal considerations.

recommended operating conditions

MIN

MAX

UNIT

VI(5V)

0

5.25

V

Input voltage, VI

VI(3.3V)

0

5.25

V

VI(VPPI)

0

13.5

V

Output current

IO(VCC)

250

mA

Output current

IO(VPP)

150

mA

Operating virtual junction temperature, TJ

–40

125

°C