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CSD18504Q5A

ACTIVE

40-V, N channel NexFET™ power MOSFET, single SON 5 mm x 6 mm, 6.6 mOhm

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CSD18514Q5A ACTIVE 40-V, N channel NexFET™ power MOSFET, single SON 5 mm x 6 mm, 4.9 mOhm This product has lower resistance and a lower price.

CSD18504Q5A

ACTIVE
Data sheet Order now

Product details

VDS (V) 40 VGS (V) 20 Type N-channel Configuration Single Rds(on) at VGS=10 V (max) (mΩ) 6.6 Rds(on) at VGS=4.5 V (max) (mΩ) 9.8 VGSTH typ (typ) (V) 1.8 QG (typ) (nC) 16 QGD (typ) (nC) 2.4 QGS (typ) (nC) 3.2 ID - silicon limited at TC=25°C (A) 75 ID - package limited (A) 50 Logic level Yes Rating Catalog Operating temperature range (°C) -55 to 150
VDS (V) 40 VGS (V) 20 Type N-channel Configuration Single Rds(on) at VGS=10 V (max) (mΩ) 6.6 Rds(on) at VGS=4.5 V (max) (mΩ) 9.8 VGSTH typ (typ) (V) 1.8 QG (typ) (nC) 16 QGD (typ) (nC) 2.4 QGS (typ) (nC) 3.2 ID - silicon limited at TC=25°C (A) 75 ID - package limited (A) 50 Logic level Yes Rating Catalog Operating temperature range (°C) -55 to 150
VSONP (DQJ) 8 29.4 mm² (4.9 mm × 6 mm)
  • Ultra-low Qg and Qgd
  • Low thermal resistance
  • Avalanche rated
  • Logic level
  • Pb free terminal plating
  • RoHS compliant
  • Halogen free
  • SON 5mm × 6mm plastic package
  • Ultra-low Qg and Qgd
  • Low thermal resistance
  • Avalanche rated
  • Logic level
  • Pb free terminal plating
  • RoHS compliant
  • Halogen free
  • SON 5mm × 6mm plastic package

This 5.3mΩ, SON 5mm × 6mm, 40V NexFET™ power MOSFET is designed to minimize losses in power conversion applications.

This 5.3mΩ, SON 5mm × 6mm, 40V NexFET™ power MOSFET is designed to minimize losses in power conversion applications.
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Technical documentation

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* Data sheet CSD18504Q5A 40V N-Channel NexFET Power MOSFET datasheet (Rev. F) PDF | HTML Jan 9, 2025
Application brief Estimating Leakage Currents of Power MOSFETs PDF | HTML Oct 31, 2025
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 note Using MOSFET Transient Thermal Impedance Curves In Your Design PDF | HTML Dec 18, 2023
Application note QFN and SON PCB Attachment (Rev. C) PDF | HTML Dec 6, 2023
Application note Using MOSFET Safe Operating Area Curves in Your Design PDF | HTML Mar 13, 2023
Application brief Tips for Successfully Paralleling Power MOSFETs PDF | HTML May 31, 2022
Selection guide Power Management Guide 2018 (Rev. R) Jun 25, 2018
Analog design Journal Analog Applications Journal 3Q 2015 Jul 24, 2015
Analog design Journal Ceramic or electrolytic output capacitors in DC/DC converters—Why not both? Jul 24, 2015
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.

Evaluation board

BQ40Z80EVM-020 — BQ40Z80 2s-7s Battery Gauge Evaluation Module

The bq40z80 EVM includes one bq40z80, two bq771807 secondary protectors, and a link to Microsoft Windows based PC software, which can be used to monitor and predict capacity, perform cell balancing, monitor critical parameters, protect the cells from overcharge, over-discharge, short circuit, and (...)
User guide: PDF | HTML
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Support software

LOAD-SWITCH-FET-LOSS-CALC — Power Loss Calculation Tool for Load Switch

Quickly trade off size, cost and performance to select the optimal MOSFET based on application conditions.
Supported products & hardware
Support software

NONSYNC-BOOST-FET-LOSS-CALC — NONSYNC BOOST FET LOSS Calculator

MOSFET power loss calculator for non-synchronous boost converter
Supported products & hardware
Simulation model

CSD18504Q5A PSpice Model (Rev. B)

SLPM042B.ZIP (5 KB) - PSpice model
Supported products & hardware
Simulation model

CSD18504Q5A TINA-TI Spice Model

SLPM088.TSM (16 KB) - TINA-TI Spice model
Supported products & hardware
Calculation tool

FET-SOA-CALC-SELECT — MOSFET SOA calculation and selection tool

Excel based FET SOA calculation and selection tool
Supported products & hardware
Calculation tool

MOTOR-DRIVE-FET-LOSS-CALC — Power Loss Calculation Tool for BLDC Motor Drive

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

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

MOSFET power loss calculator for synchronous rectifier applications

Supported products & hardware

Many TI reference designs include the CSD18504Q5A

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