0

5

10

15

48

56

64

72

80

88

96

0

1

2

3

4

5

6

Output Current (A)

VGS = 5V

VIN = 12V

VOUT = 1.3V

LOUT = 1.0µH

fSW = 500kHz

TA = 25ºC

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

Product

Folder

Order

Now

Technical

Documents

Tools &

Software

Support &

Community

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.

CSD87331Q3D

SLPS283B – SEPTEMBER 2011 – REVISED FEBRUARY 2017

CSD87331Q3D Synchronous Buck NexFET™ Power Block

1

1 Features

1

•

Half-Bridge Power Block

•

Up to 27-V VIN

•

Up to 15-A Operation

•

91% System Efficiency at 10 A

•

High-Frequency Operation (up to 1.5 MHz)

•

High Density SON 3.3-mm × 3.3-mm Footprint

•

Optimized for 5-V Gate Drive

•

Low-Switching Losses

•

Ultra-Low-Inductance Package

•

RoHS Compliant

•

Halogen Free

•

Lead-Free Terminal Plating

2 Applications

•

Synchronous Buck Converters

–

High-Frequency Applications

–

High-Current, Low-Duty Cycle Applications

•

Multiphase Synchronous Buck Converters

•

POL DC-DC Converters

•

IMVP, VRM, and VRD Applications

3 Description

The CSD87331Q3D NexFET™ power block is an

optimized design for synchronous buck applications

offering

high-current,

high-efficiency,

and

high-

frequency capability in a small 3.3-mm × 3.3-mm

outline. Optimized for 5-V gate drive applications, this

product offers a flexible solution capable of offering a

high-density power supply when paired with any 5-V

gate drive from an external controller/driver.

Top View

Device Information(1)

DEVICE

MEDIA

QTY

PACKAGE

SHIP

CSD87331Q3D

13-Inch Reel

2500

SON

3.30-mm × 3.30-mm

Plastic Package

Tape

and

Reel

CSD87331Q3DT

7-Inch Reel

250

(1) For all available packages, see the orderable addendum at

the end of the data sheet.

Typical Circuit

Typical Power Block Efficiency

and Power Loss