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CSD86350Q5D

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25-V, N channel synchronous buck NexFET™ power MOSFET, SON 5 mm x 6 mm power block, 40 A

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Data sheet

CSD86350Q5D

ACTIVE
Data sheet Order now

Product details

VGS (V) 10 VDS (V) 25 Power loss (W) 2.8 Ploss current (A) 25 ID - continuous drain current at TA=25°C (A) 40 Operating temperature range (°C) -55 to 150 Features Power supply Duty cycle (%) Low Rating Catalog
VGS (V) 10 VDS (V) 25 Power loss (W) 2.8 Ploss current (A) 25 ID - continuous drain current at TA=25°C (A) 40 Operating temperature range (°C) -55 to 150 Features Power supply Duty cycle (%) Low Rating Catalog
LSON-CLIP (DQY) 8 3E+1 mm² 5 x 6
  • Half-Bridge Power Block
  • 90% System Efficiency at 25 A
  • Up to 40-A Operation
  • High-Frequency Operation (up to 1.5 MHz)
  • High-Density SON 5-mm × 6-mm Footprint
  • Optimized for 5-V Gate Drive
  • Low-Switching Losses
  • Ultra-Low Inductance Package
  • RoHS Compliant
  • Halogen Free
  • Lead-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

All other trademarks are the property of their respective owners
  • Half-Bridge Power Block
  • 90% System Efficiency at 25 A
  • Up to 40-A Operation
  • High-Frequency Operation (up to 1.5 MHz)
  • High-Density SON 5-mm × 6-mm Footprint
  • Optimized for 5-V Gate Drive
  • Low-Switching Losses
  • Ultra-Low Inductance Package
  • RoHS Compliant
  • Halogen Free
  • Lead-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

All other trademarks are the property of their respective owners

The CSD86350Q5D 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 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 CSD86350Q5D 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 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 CSD86350Q5D Synchronous Buck NexFET™ Power Block datasheet (Rev. F) PDF | HTML 05 Oct 2016
Application note MOSFET Support and Training Tools (Rev. B) PDF | HTML 29 Mar 2023
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
Application note Semiconductor and IC Package Thermal Metrics (Rev. C) PDF | HTML 19 Apr 2016
Technical article When to use load switches in place of discrete MOSFETs 03 Feb 2016
Application note Ringing Reduction Techniques for NexFET High Performance MOSFETs 16 Nov 2011
Application note PowerStack™ Packaging Technology Overview 18 Jul 2011
More literature Advancing Silicon Performance Beyond the Capabilities of Discrete Power MOSFETs 28 Oct 2010
EVM User's guide CSD86350Q5DEVM-604 User's Guide (Rev. A) 08 Sep 2010

Design & development

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

Evaluation board

CSD86350Q5DEVM-604 — High Density, High Current Power Supply Solution Using NexFET™ Power Block and TPS51218

The CSD86350Q5DEVM-604 evaluation module (EVM) is a synchronous buck converter featuring TI'sNexFET™ Power Block technology to provide a high current, ultra-high density power supply solution. The EVM provides a 1.2V output at 25A from a 12V nominal input bus at over 92% efficiency. The EVM is (...)
User guide: PDF
Not available on TI.com
Evaluation board

TPS53219EVM-690 — TPS53219EVM-690 Wide-Input Voltage Eco-mode™, Single, Synchronous, Step-Down Controller

The TPS53219EVM-690 evaluation module (EVM) uses the TPS53219. The TPS53219 is a small-size, single buck controller with adaptive on-time D-CAP™ mode control. It provides a fixed 1.1-V output at up to 25 A from a 12-V input bus. TPS53219EVM-690 also uses the 5-mm x 6-mm TI power block MOSFET (...)

User guide: PDF | HTML
Not available on TI.com
Simulation model

CSD86350Q5D Unencrypted PSpice Model (Rev. A)

SLLM123A.ZIP (8 KB) - PSpice Model
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Calculation tool

Power Loss Calculation Tool for Synchronous Inverting Buck Boost Converter

SLPR053.ZIP (909 KB)
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Calculation tool

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 — 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.
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Package Pins Download
LSON-CLIP (DQY) 8 View options
TI's Standard Terms and Conditions for Evaluation Items apply.

Ordering & quality

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  • Ongoing reliability monitoring

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