Product details


VDS (V) 30 Configuration Dual Common Source Rds(on) max at VGS=4.5 V (mOhms) 38 IDM, max pulsed drain current (Max) (A) 45 QG typ (nC) 6.3 QGD typ (nC) 0.7 Package (mm) SON3x3 VGS (V) 10 VGSTH typ (V) 1 ID, silicon limited at Tc=25degC (A) 27 Logic level Yes open-in-new Find other N-channel MOSFET transistors


  • Common Source Connection
  • Ultra Low Drain to Drain On-Resistance
  • Space Saving SON 3.3 x 3.3mm Plastic Package
  • Optimized for 5V Gate Drive
  • Low Thermal Resistance
  • Avalanche Rated
  • Pb Free Terminal Plating
  • RoHS Compliant
  • Halogen Free
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The CSD87312Q3E is a 30V common-source, dual N-channel device designed for adaptor/USB input protection. This SON 3.3 x 3.3mm device has low drain to drain on-resistance that minimizes losses and offers low component count for space constrained multi-cell battery charging 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 Dual 30-V N-Channel NexFet Power MOSFET, CSD87312Q3E datasheet Nov. 19, 2011
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

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Design tools & simulation

SLPM061A.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
SLPC015.ZIP (66 KB)

CAD/CAE symbols

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