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CSD87334Q3D

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

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Data sheet

CSD87334Q3D

ACTIVE
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Product details

VDS (V) 30 VGS (V) 10 Type Power block Configuration PowerBlock ID - continuous drain current at TA=25°C (A) 20 Power loss (W) 1.6 Ploss current (A) 12 Features Motor control, Power supply Rating Catalog Operating temperature range (°C) -55 to 150
VDS (V) 30 VGS (V) 10 Type Power block Configuration PowerBlock ID - continuous drain current at TA=25°C (A) 20 Power loss (W) 1.6 Ploss current (A) 12 Features Motor control, Power supply Rating Catalog Operating temperature range (°C) -55 to 150
VSON-CLIP (DPB) 8 10.89 mm² (3.3 mm × 3.3 mm)
  • Half-Bridge Power Block
  • Optimized for High-Duty Cycle
  • Up to 24 Vin
  • 96.1% System Efficiency at 12 A
  • 1.6-W PLoss at 12 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
  • Lead-Free Terminal Plating
  • Half-Bridge Power Block
  • Optimized for High-Duty Cycle
  • Up to 24 Vin
  • 96.1% System Efficiency at 12 A
  • 1.6-W PLoss at 12 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
  • Lead-Free Terminal Plating

The CSD87334Q3D 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.

The CSD87334Q3D 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.
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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet CSD87334Q3D Synchronous Buck NexFET™ Power Block datasheet (Rev. A) PDF | HTML Mar 7, 2017
Application note MOSFET Support and Training Tools (Rev. G) PDF | HTML Oct 27, 2025
Application note Semiconductor and IC Package Thermal Metrics (Rev. D) PDF | HTML Mar 25, 2024
Application note QFN and SON PCB Attachment (Rev. C) PDF | HTML Dec 6, 2023
Application brief Tips for Successfully Paralleling Power MOSFETs PDF | HTML May 31, 2022
Application note Ringing Reduction Techniques for NexFET High Performance MOSFETs Nov 16, 2011
Application note PowerStack™ Packaging Technology Overview Jul 18, 2011

Design & development

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

Simulation model

CSD87334Q3D Unencrypted PSpice Model (Rev. A)

SLPM157A.ZIP (3 KB) - PSpice model
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Calculation tool

MOTOR-DRIVE-FET-LOSS-CALC — Power Loss Calculation Tool for BLDC Motor Drive

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SLPR053 — Power Loss Calculation Tool for Synchronous Inverting Buck Boost Converter

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SYNC-BOOST-FET-LOSS-CALC — Power Loss Calculation Tool for Synchronous Boost Converter

MOSFET power loss calculator for synchronous boost converter applications.

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Calculation tool

SYNC-BUCK-FET-LOSS-CALC — Power Loss Calculation Tool for Synchronous Buck Converter

Quickly trade off size, cost and performance to select the optimal MOSFET based on application conditions.
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Package Pins CAD symbols, footprints & 3D models
VSON-CLIP (DPB) 8 Ultra Librarian
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