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

G

1R

D

1

S

2

D /S

2

1

G

1

G

2

S0474-04

ENABLE

ENABLE

PWM

GND

BST

DRVH

LL

DRVL

CSD86330Q3D

Driver IC

V

DD

V

I

V

O

V

DD

Control

FET

Sync

FET

PWM

Output Current (A)

0

5

10

15

20

50

0

60

1

70

2

80

3

90

4

100

5

G029

Efficiency

Power Loss

CSD86330Q3D

www.ti.com

SLPS264A – OCTOBER 2010 – REVISED DECEMBER 2010

Synchronous Buck NexFET™ Power Block

1

FEATURES

DESCRIPTION

2

•

Half-Bridge Power Block

The CSD86330Q3D NexFET™ power block is an

optimized design for synchronous buck applications

•

90% System Efficiency at 15A

offering high current, high efficiency, and high

•

Up To 20A Operation

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

•

High Frequency Operation (Up To 1.5MHz)

outline. Optimized for 5V gate drive applications, this

•

High Density – SON 3.3-mm × 3.3-mm

product offers a flexible solution capable of offering a

high density power supply when paired with any 5V

Footprint

gate drive from an external controller/driver.

•

Optimized for 5V Gate Drive

•

Low Switching Losses

TEXT ADDED FOR SPACING

Top View

•

Ultra Low Inductance Package

•

RoHS Compliant

•

Halogen Free

•

Pb-Free Terminal Plating

APPLICATIONS

•

Synchronous Buck Converters

–

High Frequency Applications

TEXT ADDED FOR SPACING

–

High Current, Low Duty Cycle Applications

ORDERING INFORMATION

•

Multiphase Synchronous Buck Converters

Device

Package

Media

Qty

Ship

•

POL DC-DC Converters

SON

13-Inch

Tape and

CSD86330Q3D

3.3-mm × 3.3-mm

2500

•

IMVP, VRM, and VRD Applications

Reel

Reel

Plastic Package

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 © 2010, 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.