Product details

VGS (V) 10 VDS (V) 25 Power loss (W) 2.8 Ploss current (A) 25 ID - continuous drain current at Ta=25degC (A) 40 Operating temperature range (C) -55 to 150 Features Power supply Duty cycle (%) Low
VGS (V) 10 VDS (V) 25 Power loss (W) 2.8 Ploss current (A) 25 ID - continuous drain current at Ta=25degC (A) 40 Operating temperature range (C) -55 to 150 Features Power supply Duty cycle (%) Low
  • 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) 05 Oct 2016
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) 24 Aug 2018
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
More literature Advancing Silicon Performance Beyond the Capabilities of Discrete Power MOSFETs 28 Oct 2010
User 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 (...)
In stock
Limit: 3
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 (...)

In stock
Limit: 5
Simulation model

CSD86350Q5D Unencrypted PSpice Model (Rev. A)

SLLM123A.ZIP (8 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

MOSFET power loss calculator for synchronous buck converter applications
Reference designs

PMP6577 — Power Solution for Xilinx 7-Series MGT with 5V input voltage (1.8V @ 2.6A)

PMP6577 is a complete power solution for the Xilinx 7-series GTX / GTH transceivers when mated to Xilinx MGT characterization boards. The AVCC at 1V up to 12A, AVTT at 1.2V up to 8A and AVCCAUX 1.8V at up to 2.6A (powered off 5V) are provided. For each output a TPS40400 controller with a dual (...)
Reference designs

PMP6997 — Synchronous Step-Down Regulator with PMBus Delivering 0.9V-3.3V at 20A Reference Design

PMP6997 is a single-phase synchronous switching regulator with PMBus accepting an input voltage range of 4.5Vin to 14Vin and providing an output voltage of 1.2Vout capable of supplying 20A of current. This design uses the TPS40400 synchronous buck controller with PMBus and two CSD86350Q5D power (...)
Reference designs

PMP6845 — 5V input; 6 Phase High Efficiency Synchronous Buck; 0.9V 120A output

The PMP6845 reference design uses three TPS40140's to control 6 Synchronous Buck Phases. Main switch pair for each phase is the dual CSD86350Q5D. The optional added CSD16325Q5 for the low side enhances efficiency, especially at full load. Efficiency is 87.5% at full load and over 90% for loads (...)
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