Product details

VDS (V) 40 Configuration Single Rds(on) max at VGS=4.5 V (mOhms) 6.8 Rds(on) max at VGS=10 V (mOhms) 4.5 IDM - pulsed drain current (Max) (A) 358 QG typ (nC) 30 QGD typ (nC) 4.6 Package (mm) TO-220 VGS (V) 20 VGSTH typ (V) 1.9 ID - silicon limited at Tc=25degC (A) 142 ID - package limited (A) 100 Logic level Yes
VDS (V) 40 Configuration Single Rds(on) max at VGS=4.5 V (mOhms) 6.8 Rds(on) max at VGS=10 V (mOhms) 4.5 IDM - pulsed drain current (Max) (A) 358 QG typ (nC) 30 QGD typ (nC) 4.6 Package (mm) TO-220 VGS (V) 20 VGSTH typ (V) 1.9 ID - silicon limited at Tc=25degC (A) 142 ID - package limited (A) 100 Logic level Yes
TO-220 (KCS) 3 88 mm² 10.15 x 15.4
  • Ultra Low Qg and Qgd
  • Low Thermal Resistance
  • Avalanche Rated
  • Logic Level
  • Pb Free Terminal Plating
  • RoHS Compliant
  • Halogen Free
  • TO-220 Plastic Package
  • Ultra Low Qg and Qgd
  • Low Thermal Resistance
  • Avalanche Rated
  • Logic Level
  • Pb Free Terminal Plating
  • RoHS Compliant
  • Halogen Free
  • TO-220 Plastic Package

This 40 V, 3.6 mΩ, TO-220 NexFET™ power MOSFET has been designed to minimize losses in power conversion applications.

This 40 V, 3.6 mΩ, TO-220 NexFET™ power MOSFET has been designed to minimize losses in power conversion applications.

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Technical documentation

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Type Title Date
* Data sheet CSD18503KCS 40 V N-Channel NexFET Power MOSFET datasheet (Rev. A) PDF | HTML 14 Jan 2015
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
Selection guide Power Management Guide 2018 (Rev. R) 25 Jun 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.

Support software

Power Loss Calculation Tool for Load Switch

SLPC019.ZIP (338 KB)
Simulation model

CSD18503KCS Unencrypted PSpice Model (Rev. B)

SLPM050B.ZIP (5 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
Package Pins Download
TO-220 (KCS) 3 View options

Ordering & quality

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