P0116-01

1

2

3

V

SW

V

SW

V

SW

4

B

G

5

T

GR

6

T

G

P

GND

(Pin9)

7

V

IN

8

V

IN

0

5

10

15

48

56

64

72

80

88

96

0

1

2

3

4

5

6

Output Current (A)

CSD87331Q3D

www.ti.com

SLPS283A

– SEPTEMBER 2011 – REVISED JANUARY 2012

Synchronous Buck NexFET

™ Power Block

1

FEATURES

DESCRIPTION

The CSD87331Q3D NexFET

™ power block is an

2

•

Half-Bridge Power Block

optimized design for synchronous buck applications

•

offering high current, high efficiency, and high

•

Up to 15A Operation

frequency capability in a small 3.3-mm

× 3.3-mm

outline. Optimized for 5V gate drive applications, this

•

91% system Efficiency at 10A

product offers a flexible solution capable of offering a

•

High Frequency Operation (Up To 1.5MHz)

high density power supply when paired with any 5V

•

High Density

– SON 3.3-mm × 3.3-mm

gate drive from an external controller/driver.

Footprint

TEXT ADDED FOR SPACING

•

Optimized for 5V Gate Drive

Top View

•

Low Switching Losses

•

Ultra Low Inductance Package

•

RoHS Compliant

•

Halogen Free

•

Pb-Free Terminal Plating

APPLICATIONS

•

Synchronous Buck Converters

TEXT ADDED FOR SPACING

ORDERING INFORMATION

– High Frequency Applications

Device

Package

Media

Qty

Ship

– High Current, Low Duty Cycle Applications

SON

13-Inch

Tape and

•

Multiphase Synchronous Buck Converters

CSD87331Q3D

3.3-mm

× 3.3-mm

2500

Reel

Reel

Plastic Package

•

POL DC-DC Converters

•

IMVP, VRM, and VRD Applications

TEXT ADDED FOR SPACING

TEXT ADDED FOR SPACING

TEXT ADDED FOR SPACING

TYPICAL POWER BLOCK EFFICIENCY

TYPICAL CIRCUIT

and POWER LOSS

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.

2

NexFET is a trademark of Texas Instruments.

PRODUCTION DATA information is current as of publication date.

Copyright

© 2011–2012, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.