Product details


VDS (V) 30 Configuration Dual Common Source Rds(on) max at VGS=4.5 V (mOhms) 21.9 Rds(on) max at VGS=10 V (mOhms) 16.9 IDM, max pulsed drain current (Max) (A) 89 QG typ (nC) 13.4 QGD typ (nC) 5.8 Package (mm) SON3x3 VGS (V) 20 VGSTH typ (V) 1.7 ID, package limited (A) 10 Logic level Yes open-in-new Find other N-channel MOSFET transistors


  • Dual N-Ch Common Source MOSFETs
  • Optimized for 5-V Gate Drive
  • Low-Thermal Resistance
  • Low Qg and Qgd
  • Lead-Free Terminal Plating
  • RoHS Compliant
  • Halogen Free
  • SON 3.3-mm × 3.3-mm Plastic Package

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The CSD87503Q3E is a 30-V, 13.5-mΩ, common source, dual N-channel device designed for USB Type-C/PD and battery protection. This SON 3.3 × 3.3 mm device has low drain-to-drain on-resistance that minimizes losses and offers low component count for space constrained applications.

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Technical documentation

= Top documentation for this product selected by TI
No results found. Please clear your search and try again. View all 6
Type Title Date
* Datasheet CSD87503Q3E 30-V N-Channel NexFET™ Power MOSFETs datasheet Sep. 13, 2017
Technical articles Understanding the benefits of “lead-free” power MOSFETs Feb. 07, 2019
Application note QFN and SON PCB Attachment (Rev. B) Aug. 24, 2018
Technical articles When to use load switches in place of discrete MOSFETs Feb. 03, 2016
Technical articles 48V systems: Driving power MOSFETs efficiently and robustly Oct. 08, 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.

Design tools & simulation

SLPM335.ZIP (3 KB) - PSpice Model
Buck Converter NexFET™ Selection Tool
FETPWRCALC — This tool is designed to assist engineers in the selection of Texas Instruments’ discrete power MOSFET and Power Block devices for their synchronous buck design. Users can input the conditions for their power supply and compare various discrete and power block solutions by power loss, relative (...)
  • Vary power supply conditions and observe TI’s most efficient solutions for any set of input parameters
  • Select from a pre-established list of TI controllers or enter your own custom IC
  • Rank solutions by effective power loss and compare by relative 1k price, device package, and total PCB footprint
  • (...)
Power loss calculation tool for non-synchronous boost converter
NONSYNC-BOOST-FET-LOSS-CALC — MOSFET power loss calculator for non-synchronous boost converter
  • Calculates power loss for TI MOSFETs

CAD/CAE symbols

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