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CSD87381P

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30-V, N channel synchronous buck NexFET™ power MOSFET, 3 mm x 2.5 mm LGA, 15 A

Product details

VDS (V) 30 VGS (V) 10 Type Power block Configuration PowerBlock ID - continuous drain current at TA=25°C (A) 15 Power loss (W) 1 Ploss current (A) 8 Features 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) 15 Power loss (W) 1 Ploss current (A) 8 Features Power supply Rating Catalog Operating temperature range (°C) -55 to 150
PTAB (MPC) 5 7.5 mm² (3 mm × 2.5 mm)
  • Half-Bridge Power Block
  • 90% System Efficiency at 10 A
  • Up to 15 A Operation
  • High Density – 3 × 2.5 mm LGA Footprint
  • Double Side Cooling Capability
  • Ultra-Low Profile – 0.48 mm Max
  • Optimized for 5 V Gate Drive
  • Low Switching Losses
  • Low Inductance Package
  • RoHS Compliant
  • Halogen Free
  • Pb Free
  • Half-Bridge Power Block
  • 90% System Efficiency at 10 A
  • Up to 15 A Operation
  • High Density – 3 × 2.5 mm LGA Footprint
  • Double Side Cooling Capability
  • Ultra-Low Profile – 0.48 mm Max
  • Optimized for 5 V Gate Drive
  • Low Switching Losses
  • Low Inductance Package
  • RoHS Compliant
  • Halogen Free
  • Pb Free

The CSD87381P NexFET™ power block II is a highly optimized design for synchronous buck applications offering high current and high efficiency capability in a small 3 mm × 2.5 mm outline. Optimized for 5 V gate drive applications, this product offers an efficient and flexible solution capable of providing a high density power supply when paired with any 5 V gate driver from an external controller/driver.

The CSD87381P NexFET™ power block II is a highly optimized design for synchronous buck applications offering high current and high efficiency capability in a small 3 mm × 2.5 mm outline. Optimized for 5 V gate drive applications, this product offers an efficient and flexible solution capable of providing a high density power supply when paired with any 5 V gate driver from an external controller/driver.

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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet CSD87381P Synchronous Buck NexFET Power Block II datasheet (Rev. F) PDF | HTML Feb 24, 2015
Application note MOSFET Support and Training Tools (Rev. G) PDF | HTML Oct 27, 2025
Application note Avoid Common Mistakes When Selecting And Designing With Power MOSFETs PDF | HTML Nov 6, 2024
Application note Semiconductor and IC Package Thermal Metrics (Rev. D) PDF | HTML Mar 25, 2024
Application brief Tips for Successfully Paralleling Power MOSFETs PDF | HTML May 31, 2022
White paper Power management integrated buck controllers for distant point-of-load apps Aug 14, 2015
User guide CSD87381PEVM-603 User's Guide (Rev. A) Feb 6, 2014
Design guide Design Summary Power Block II Apr 15, 2013
Analog design Journal Controlling switch-node ringing in synchronous buck converters Apr 26, 2012
Application note Ringing Reduction Techniques for NexFET High Performance MOSFETs Nov 16, 2011

Design & development

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

Simulation model

CSD87381P Unencrypted PSpice Model Package (Rev. B)

SLPM069B.ZIP (5 KB) - PSpice model
Supported products & hardware
Calculation tool

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

MOSFET power loss calculation and selection tool for synchronous inverting buck boost converter
Supported products & hardware
Calculation tool

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

MOSFET power loss calculator for synchronous boost converter applications.

Supported products & hardware
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.
Supported products & hardware
Reference design

PMP21440 — Comparison: 0.8V/8W GaN vs Silicon Power Supply Reference Design

This reference design provides customers with a comparison study on the usage of GaN vs SI in power supply designs. This specific design uses TPS40400 controller to drive CSD87381 for the silicon power supply and LMG1210 with EPC2111 for the GaN power supply to provide 0.8V/10A. This design (...)
Supported products & hardware
Reference design

PMP22165 — Power for Xilinx Versal adaptive compute acceleration platform (ACAP) reference design

This reference design addresses Xilinx Versal adaptive compute acceleration platform (ACAP) requirements and consists of a power management integrated circuit (PMIC) for system rails plus a multiphase controller and power stages to support higher current processor loads.  On-board dynamic (...)
Supported products & hardware
Reference design

PMP8962 — 12V input, Compact Dual 5V/5.5A Point-of-Load using NexFET Power Block II Reference Design

PMP8962 is a compact dual 5.5A POL solution in 0.63" by 0.74" size. It showcases CSD87381P power block II with high efficiency and excellent thermal performnce. It has programmable frequency, soft-start, external compensation, adjustable current limit and OCP/OVP/OTP features. It is suitable for (...)

Supported products & hardware
Reference design

TIDA-01393 — Power reference design for Xilinx® Zynq® UltraScale+™ MPSoC applications

This reference design is a configurable power solution designed to handle the entire Xilinx® Zynq® UltraScale+ (ZU+) family of MPSoC devices across various use cases.

The various versions of the TPS65086x PMIC allow this design to power devices from the basic ZU2CG device with a dual-core Arm® (...)

Supported products & hardware
Package Pins CAD symbols, footprints & 3D models
PTAB (MPC) 5 Ultra Librarian

Ordering & quality

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