CSD87351ZQ5D
www.ti.com
SLPS426 –DECEMBER 2012
Synchronous Buck NexFET™ Power Block
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FEATURES
DESCRIPTION
The CSD87351ZQ5D NexFET™ power block is an
optimized design for synchronous buck applications
offering high current, high efficiency, and high
frequency capability in a small 5-mm × 6-mm outline.
Optimized for 5V gate drive applications, this product
offers a flexible solution capable of offering a high
density power supply when paired with any 5V gate
drive from an external controller/driver.
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Half-Bridge Power Block
90% system Efficiency at 20A
Up to 32A Operation
High Frequency Operation (Up To 1.5MHz)
High Density – SON 5-mm × 6-mm Footprint
Optimized for 5V Gate Drive
Low Switching Losses
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Top View
Ultra Low Inductance Package
RoHS Compliant
VIN
VIN
TG
VSW
VSW
VSW
1
2
3
4
8
7
6
5
Halogen Free
Pb-Free Terminal Plating
Improved ESD Protection
PGND
(Pin 9)
TGR
BG
APPLICATIONS
P0116-01
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Synchronous Buck Converters
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ORDERING INFORMATION
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High Frequency Applications
High Current, Low Duty Cycle Applications
Device
Package
Media
Qty
Ship
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Multiphase Synchronous Buck Converters
POL DC-DC Converters
SON 5-mm × 6-mm
Plastic Package
13-Inch
Reel
Tape and
Reel
CSD87351ZQ5D
2500
IMVP, VRM, and VRD Applications
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TYPICAL POWER BLOCK EFFICIENCY
and POWER LOSS
TYPICAL CIRCUIT
95
92
89
86
83
80
77
6
5
4
3
2
1
0
VGS = 5V
VIN = 12V
VOUT = 1.3V
LOUT = 0.3µH
fSW = 500kHz
TA = 25ºC
0
5
10
15
20
25
Output Current (A)
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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.
NexFET is a trademark of Texas Instruments.
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PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright © 2012, Texas Instruments Incorporated