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

20

25

30

35

40

70

75

80

85

90

95

100

0

2

4

6

8

10

12

Output Current (A)

CSD87353Q5D

www.ti.com

SLPS285C

– AUGUST 2011 – REVISED OCTOBER 2011

Synchronous Buck NexFET

™ Power Block

1

FEATURES

DESCRIPTION

The CSD87353Q5D NexFET

™ power block is an

2

•

optimized design for synchronous buck applications

•

Half-Bridge Power Block

offering high current, high efficiency, and high

•

95% system Efficiency at 25A

frequency capability in a small 5-mm

× 6-mm outline.

Optimized for 5V gate drive applications, this product

•

Up To 40A Operation

offers a flexible solution capable of offering a high

•

High Frequency Operation (Up To 1.5MHz)

density power supply when paired with any 5V gate

•

High Density

– SON 5-mm × 6-mm Footprint

drive from an external controller/driver.

•

Optimized for 5V Gate Drive

TEXT ADDED FOR SPACING

•

Low Switching Losses

Top View

•

Ultra Low Inductance Package

•

RoHS Compliant

•

Halogen Free

•

Pb-Free Terminal Plating

APPLICATIONS

•

Synchronous Buck Converters

TEXT ADDED FOR SPACING

– High Frequency Applications

ORDERING INFORMATION

– High Current, High Duty Cycle Applications

Device

Package

Media

Qty

Ship

•

Multiphase Synchronous Buck Converters

SON 5-mm

× 6-mm

13-Inch

Tape and

CSD87353Q5D

2500

Plastic Package

Reel

Reel

•

POL DC-DC Converters

•

IMVP, VRM, and VRD Applications

MARY 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, 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.