TPS2149

TPS2159

SLVS401 – AUGUST 2001

2

www.ti.com

AVAILABLE OPTIONS

PACKAGE

PACKAGED DEVICES

TA

DESCRIPTION

AND PIN

COUNT

ACTIVE LOW

(SWITCH)

ACTIVE HIGH

(SWITCH)

Adjustable LDO with LDO enable

TSSOP-14

TPS2145IPWP

TPS2155IPWP

3.3-V fixed LDO

MSOP-10

TPS2147IDGQ

TPS2157IDGQ

– 40

°C to 85°C

3.3-V Fixed LDO with LDO enable and LDO output

switch

MSOP-8

TPS2148IDGN

TPS2158IDGN

3.3-V Fixed LDO, shared input with switches

MSOP-8

TPS2149IDGN

TPS2159IDGN

NOTE: All options available taped and reeled. Add an R suffix (e.g. TPS2145IPWPR)

TPS2149, TPS2159

MSOP (DGN) PACKAGE

(TOP VIEW)

OC

GND

8

7

6

5

1

2

3

4

OUT1

VIN

LDO_OUT

OUT2

† Pins 7 and 8 are active high for TPS2159.

–0.3 V to 6 V

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

–0.3 V to 6 V

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

±10 mA

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

Internally limited

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

Continuous total power dissipation

See Dissipation Rating Table

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

–40

°C to 110°C

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

– 65

°C to 150°C

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

Lead temperature soldering 1,6 mm (1/16 inch) from case for 10 seconds

260

°C

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

Electrostatic discharge (ESD) protection:

Human body model

2 kV

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

Charged device model (CDM)

1 kV

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

† 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.

‡ All voltages are with respect to GND.

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

MSOP8

1455.5 mW

17.1 mW/

°C

684.9 mW

428.08 mW