Product details

VDS (V) 40 Configuration Single Rds(on) max at VGS=4.5 V (mOhms) 7.9 Rds(on) max at VGS=10 V (mOhms) 4.9 IDM - pulsed drain current (Max) (A) 237 QG typ (nC) 29 QGD typ (nC) 5 QGS typ (nC) 6 Package (mm) SON5x6 VGS (V) 20 VGSTH typ (V) 1.8 ID - silicon limited at Tc=25degC (A) 89 ID - package limited (A) 50 Logic level Yes
VDS (V) 40 Configuration Single Rds(on) max at VGS=4.5 V (mOhms) 7.9 Rds(on) max at VGS=10 V (mOhms) 4.9 IDM - pulsed drain current (Max) (A) 237 QG typ (nC) 29 QGD typ (nC) 5 QGS typ (nC) 6 Package (mm) SON5x6 VGS (V) 20 VGSTH typ (V) 1.8 ID - silicon limited at Tc=25degC (A) 89 ID - package limited (A) 50 Logic level Yes
  • Low RDS(ON)
  • Low-Thermal Resistance
  • Avalanche Rated
  • Logic Level
  • Lead-Free Terminal Plating
  • RoHS Compliant
  • Halogen Free
  • SON 5-mm × 6-mm Plastic Package
  • Low RDS(ON)
  • Low-Thermal Resistance
  • Avalanche Rated
  • Logic Level
  • Lead-Free Terminal Plating
  • RoHS Compliant
  • Halogen Free
  • SON 5-mm × 6-mm Plastic Package

This 4.1-mΩ, SON 5-mm × 6-mm, 40-V NexFET™ power MOSFET is designed to minimize losses in power conversion applications.

This 4.1-mΩ, SON 5-mm × 6-mm, 40-V NexFET™ power MOSFET is designed to minimize losses in power conversion applications.

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Technical documentation

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Type Title Date
* Data sheet CSD18514Q5A 40-V N-Channel NexFET Power MOSFET datasheet (Rev. A) PDF | HTML 18 Jan 2017
Application note MOSFET Support and Training Tools PDF | HTML 29 Aug 2022
Application note Tips for Successfully Paralleling Power MOSFETs PDF | HTML 31 May 2022
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
Technical article 48V systems: Driving power MOSFETs efficiently and robustly 08 Oct 2015
Application note Ringing Reduction Techniques for NexFET High Performance MOSFETs 16 Nov 2011

Design & development

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

Simulation model

CSD18514Q5A Unencrypted PSpice Model (Rev. B)

SLPM327B.ZIP (4 KB) - PSpice Model
Calculation tool

MOTOR-DRIVE-FET-LOSS-CALC — MOSFET power loss calculator for motor drive applications

This is an Excel-based MOSFET power loss calculator for brushless DC motor drive applications.
Calculation tool

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

MOSFET power loss calculator for non-synchronous boost converter
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.
Calculation tool

SYNC-RECT-FET-LOSS-CALC — Power loss calculation tool for synchronous rectifier

MOSFET power loss calculator for synchronous rectifier applications
Reference designs

PMP40569 — 36~57-Vdc input, 5-V/4-A output isolated flyback with synchronous rectification reference design

This reference design is a 36~57-Vdc input, 5-V/4-A output isolated flyback converter using LM5155 and UCC24612. The switching frequency is 250 kHz. With the synchronous rectification controller UCC24612 and a MOSFET at the secondary side, the system achieves 89.29% peak efficiency at 36-V input, (...)
Schematic: PDF
Reference designs

TIDA-010031 — 25.2-V, 30-A High-speed sensorless (> 100 krpm) brushless DC motor drive reference design

This reference design is for high-speed sensorless trapezoidal control of 6 to 33.6-V DC-fed Brushless DC (BLDC) motors up to 900 W and motor speeds of up to 180,000 rpm (verified up to 100,000 rpm). A cost-effective smart microcontroller with a hardware detection of the commutation points (...)
Schematic: PDF
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