CSD87333Q3D Block Datasheet

CSD87333Q3D Datasheet PDF, Equivalent


Part Number

CSD87333Q3D

Description

Synchronous Buck Power Block

Manufacture

etcTI

Total Page 22 Pages
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CSD87333Q3D
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CSD87333Q3D
SLPS350A – FEBRUARY 2014 – REVISED JANUARY 2017
CSD87333Q3D Synchronous Buck NexFET™ Power Block
1 Features
1 Half-Bridge Power Block
• Optimized for High-Duty Cycle
• Up to 24 Vin
• 94.7% System Efficiency at 8 A
• 1.5 W PLoss at 8 A
• Up to 15-A Operation
• 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-Duty Cycle Applications
• Synchronous Boost Converters
• POL DC-DC Converters
3 Description
The CSD87333Q3D NexFET™ power block is an
optimized design for synchronous buck and boost
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 in high-duty cycle
applications when paired with an external controller or
driver.
.
Top View
VIN 1
8 VSW
VIN 2
TG 3
PGND
(Pin 9)
7 VSW
6 VSW
TGR 4
5 BG
P0116-01
DEVICE
CSD87333Q3D
CSD87333Q3DT
Device Information(1)
MEDIA
QTY
PACKAGE
13-Inch Reel 2500
7-Inch Reel 250
SON
3.30-mm × 3.30-mm
Plastic Package
SHIP
Tape
and
Reel
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
.
.
VDD
ENABLE
PWM
Typical Circuit
VDD
GND
ENABLE
PWM
Driver IC
BOOT
DRVH
VIN
TG
TGR VSW
LL
DRVL
BG
PGND
CSD87333Q3D
Typical Power Block Efficiency and Power Loss
VIN 100
5
90 4
VOUT
80
3
70
60
50
0
VGS = 5V
2
VIN = 12V
VOUT = 3.3V
LOUT = 1.0µH 1
fSW = 500kHz
TA = 25ºC
0
3 6 9 12 15
Output Current (A)
G001
1
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.

CSD87333Q3D
CSD87333Q3D
SLPS350A – FEBRUARY 2014 – REVISED JANUARY 2017
www.ti.com
Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Specifications......................................................... 3
5.1 Absolute Maximum Ratings ...................................... 3
5.2 Recommended Operating Conditions....................... 3
5.3 Power Block Performance ........................................ 3
5.4 Thermal Information .................................................. 3
5.5 Electrical Characteristics........................................... 4
5.6 Typical Power Block Device Characteristics............. 5
5.7 Typical Power Block MOSFET Characteristics......... 7
6 Applications ........................................................... 9
6.1 Power Loss Curves ................................................... 9
6.2 Safe Operating Area (SOA) Curves.......................... 9
6.3 Normalized Curves.................................................... 9
6.4 Calculating Power Loss and SOA........................... 10
7 Recommended PCB Design Overview .............. 11
7.1 Electrical Performance ............................................ 11
7.1 Thermal Performance ............................................. 12
8 Device and Documentation Support.................. 13
8.1 Receiving Notification of Documentation Updates.. 13
8.2 Community Resources............................................ 13
8.3 Trademarks ............................................................. 13
8.4 Electrostatic Discharge Caution .............................. 13
8.5 Glossary .................................................................. 13
9 Mechanical, Packaging, and Orderable
Information ........................................................... 14
9.1 Q3D Package Dimensions...................................... 14
9.2 Pinout Configuration................................................ 15
9.3 Land Pattern Recommendation .............................. 16
9.4 Stencil Recommendation ........................................ 16
9.5 Q3D Tape and Reel Information ............................. 17
4 Revision History
Changes from Original (February 2014) to Revision A
Page
• Added pulse duration note to IDM in the Absolute Maximum Ratings table............................................................................ 3
• Added Receiving Notification of Documentation Updates section and Community Resources section to the Device
and Documentation Support section .................................................................................................................................... 13
2 Submit Documentation Feedback
Copyright © 2014–2017, Texas Instruments Incorporated
Product Folder Links: CSD87333Q3D


Features Product Folder Order Now Technical Doc uments Tools & Software Support & Com munity CSD87333Q3D SLPS350A – FEBRUA RY 2014 – REVISED JANUARY 2017 CSD873 33Q3D Synchronous Buck NexFET™ Power Block 1 Features •1 Half-Bridge Powe r Block • Optimized for High-Duty Cyc le • Up to 24 Vin • 94.7% System Ef ficiency at 8 A • 1.5 W PLoss at 8 A • Up to 15-A Operation • High-Frequ ency Operation (up to 1.5 MHz) • High -Density SON 3.3-mm × 3.3-mm Footprint • Optimized for 5-V Gate Drive • L ow-Switching Losses • Ultra-Low Induc tance Package • RoHS Compliant • Ha logen Free • Lead-Free Terminal Plati ng 2 Applications • Synchronous Buck Converters – High-Frequency Applicati ons – High-Duty Cycle Applications Synchronous Boost Converters • POL DC-DC Converters 3 Description The CSD 87333Q3D NexFET™ power block is an op timized design for synchronous buck and boost applications offering high-curre nt, high-efficiency, and high-frequency capability in a small 3.3-mm × 3.3-mm outline. Optimized for 5-V gate .
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