TPS53128

www.ti.com

SLVSAE4 – JULY 2010

ORDERING

PINS

OUTPUT SUPPLY

ECO PLAN

PART NUMBER

TPS53128RGET

Tape-and-Reel

Plastic Quad

Flat Pack (QFN)

TPS53128RGER

Tape-and-Reel

Green

–40°C to 85°C

24

(RoHS and no Sb/Br)

TPS53128PWR

Tape-and-Reel

TSSOP

TPS53128PW

Tube

(1)

For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI

web site at www.ti.com.

(2)

Package drawings, thermal data, and symbolization are available at www.ti.com/packaging.

(3)

All packaging options have Cu NIPDAU lead/ball finish.

ABSOLUTE MAXIMUM RATINGS

over operating free-air temperature range (unless otherwise noted)

(1)

VALUE

UNIT

VIN, EN1, EN2

–0.3 to 26

VBST1, VBST2

–0.3 to 32

VBST1 - SW1, VBST2 - SW2

–0.3 to 6

Input voltage range

V

V5FILT, VFB1, VFB2, TRIP1, TRIP2,

–0.3 to 6

VO1, VO2

SW1, SW2

–2 to 26

DRVH1, DRVH2

–1 to 32

DRVH1 - SW1, DRVH2 - SW2

–0.3 to 6

Output voltage range

V

DRVL1, DRVL2, VREG5, SS1, SS2

–0.3 to 6

PGND1, PGND2

–0.3 to 0.3

Operating ambient temperature range

–40 to 85

°C

Storage temperature range

–55 to 150

°C

Junction temperature range

–40 to 150

°C

(1)

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" are not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.

DISSIPATION RATINGS

2-oz. trace and copper pad with solder

DERATING FACTOR

PACKAGE

POWER RATING

POWER RATING

24-pin QFN

2.33 W

23.3 mW/°C

0.93 W

24-pin TSSOP

0.778 W

7.8 mW/°C

0.31 W

RECOMMENDED OPERATING CONDITIONS

over operating free-air temperature range (unless otherwise noted)

MIN

MAX

UNIT

VIN

4.5

24

Supply input voltage

V

V5FILT

4.5

5.5

VBST1, VBST2

–0.1

30

VBST1 - SW1, VBST2 - SW2

–0.1

5.5

VFB1, VFB2, VO1, VO2

–0.1

5.5

Input voltage

V

TRIP1, TRIP2

–0.1

0.3

EN1, EN2

–0.1

24

SW1, SW2

–1.8

24

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