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CSD87330Q3D ACTIVE 30-V, N channel synchronous buck NexFET™ power MOSFET, SON 3 mm x 3 mm power block, 20 A

Product details

VGS (V) 10 VDS (V) 25 Power loss (W) 1.9 Ploss current (A) 15 ID - continuous drain current at Ta=25degC (A) 20 Operating temperature range (C) -55 to 150 Features Power supply Duty cycle (%) Low
VGS (V) 10 VDS (V) 25 Power loss (W) 1.9 Ploss current (A) 15 ID - continuous drain current at Ta=25degC (A) 20 Operating temperature range (C) -55 to 150 Features Power supply Duty cycle (%) Low
  • Half-Bridge Power Block
  • 90% System Efficiency at 15 A
  • Up to 20 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
  • Pb-Free Terminal Plating
  • 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

  • Half-Bridge Power Block
  • 90% System Efficiency at 15 A
  • Up to 20 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
  • Pb-Free Terminal Plating
  • 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

The CSD86330Q3D 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.

The CSD86330Q3D 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.

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Technical documentation

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Type Title Date
* Data sheet CSD86330Q3D Synchronous Buck NexFET Power Block datasheet (Rev. D) PDF | HTML 04 May 2015
Application note MOSFET Support and Training Tools (Rev. A) PDF | HTML 04 Nov 2022
Application note Tips for Successfully Paralleling Power MOSFETs PDF | HTML 31 May 2022
Technical article How to choose the right power MOSFET or power block package for your application 29 Oct 2019
Technical article Discrete FETs vs. power blocks - how to choose the right SOA for your design 06 Jun 2019
Technical article Understanding the benefits of “lead-free” power MOSFETs 08 Feb 2019
Application note QFN and SON PCB Attachment (Rev. B) PDF | HTML 24 Aug 2018
Technical article How to Select a MOSFET – Selection Tool 07 Feb 2018
Application note Semiconductor and IC Package Thermal Metrics (Rev. C) PDF | HTML 19 Apr 2016
Analog Design Journal Synchronous rectification boosts efficiency by reducing power loss 16 Apr 2013
Application note Ringing Reduction Techniques for NexFET High Performance MOSFETs 16 Nov 2011
Application note PowerStack™ Packaging Technology Overview 18 Jul 2011
EVM User's guide Using the CSD86330EVM-717, Synchronous Buck NexFET Power Block 16 Dec 2010

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

CSD86330EVM-717 — Evaluation Module for CSD86330Q3D Synchronous Buck NexFET™ Power Block MOSFET Pair

The CSD86330EVM-717 evaluation module (EVM) uses the CSD86330. The CSD86330 power block isan optimized design for synchronous buck applications offering high-current, high-efficiency, and high-frequency capability in a small 3.3-mm x 3.3-mm outline. CSD86330EVM-717 also uses TPS53219 as a small (...)
User guide: PDF
Not available on TI.com
Evaluation board

TPS40322EVM-679 — Evaluation Module for TPS40322 Dual Output or Two-phase Synchronous Buck Controller

The TPS40322EVM-679 evaluation module (EVM) is a fully assembled and tested circuit for evaluating the TPS40322 Dual Output or Two-phase Synchronous Buck Controller. The EVM is designed to use a regulated 8.0Vdc to 15.0Vdc bus to produce two high current, regulated outputs, one at 1.2Vdc and the (...)
User guide: PDF
Not available on TI.com
Simulation model

CSD86330Q3D TINA-TI Spice Model

SLPM036.TSM (15 KB) - TINA-TI Spice Model
Simulation model

CSD86330Q3D Unencrypted PSpice Model (Rev. B)

SLPM020B.ZIP (5 KB) - PSpice Model
Calculation tool

SYNC-BOOST-FET-LOSS-CALC — Power loss calculation tool for synchronous boost converter

MOSFET power loss calculator for synchronous boost converter applications.
Calculation tool

SYNC-BUCK-FET-LOSS-CALC — MOSFET power loss calculator for synchronous buck converter applications

Quickly trade off size, cost and performance to select the optimal MOSFET based on application conditions.
Reference designs

PMP8703 — Dual Buck with 5V @ 7A and 3.3V @ 4A Reference Design

This design is a dual buck for 12V input voltage which provides 5.0V @ 7.0A and 3.3V @ 4.0A. TIs CSD86330Q3D Power Blocks enable a high efficiency even at high switching frequencies.
Test report: PDF
Reference designs

PMP9463 — Power Reference Design for Xilinx Ultrascale Kintex FPGA Multi-Gigabit Transciever (MGT) with PMBus

The PMP9463 reference design provides all the power supply rails necessary to power the multi-gigabit transcievers (MGT) in Xilinx's Ultrascale™ Kintex® FPGAs.  It utilizes a PMBus interface for current and voltage monitoring and meets Xilinx's low output voltage ripple (...)
Test report: PDF
Schematic: PDF
Reference designs

PMP5471 — 10A Step-Down Converter for Server Add-On Card ASIC Core Power Reference Design

A 9V-12.6V input, 12W, 90% efficient step-down converter for Server add-on card ASIC core voltage regulation using the TPS53219 PWM Controller and CSD86339Q3D 3x3 Power Block in 264mm2 of total power supply area.
Test report: PDF
Schematic: PDF
Package Pins Download
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