Top

Product details

Parameters

VDS (V) 20 Configuration Dual Common Source Rds(on) max at VGS=4.5 V (mOhms) 14 IDM, max pulsed drain current (Max) (A) 76 QG typ (nC) 11.7 QGD typ (nC) 1.6 Package (mm) SON3x3 VGS (V) 10 VGSTH typ (V) 1.1 ID, silicon limited at Tc=25degC (A) 39 ID, package limited (A) 39 Logic level Yes open-in-new Find other N-channel MOSFET transistors

Features

  • Common Source Connection
  • Low Drain to Drain On-Resistance
  • Space Saving SON 3.3 × 3.3 mm Plastic
    Package
  • Optimized for 5 V Gate Drive
  • Low Thermal Resistance
  • Avalanche Rated
  • Pb-Free Terminal Plating
  • RoHS Compliant
  • Halogen Free
open-in-new Find other N-channel MOSFET transistors

Description

The CSD85312Q3E is a 20 V common-source, dual N-channel device designed for adaptor or USB input 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 multi-cell battery charging applications.

open-in-new Find other N-channel MOSFET transistors
Download

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 20 V N-Channel NexFET™ Power MOSFETs, CSD85312Q3E datasheet Nov. 08, 2013
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.

Hardware development

EVALUATION BOARD Download
75
Description
What you need to get started: 

Step 1: Order the hardware 
Step 2: Download the EVM User guide 

Step 3: Download design guide lines and application notes
Features
  • 6-V to 36-V (40-V Abs Max) Input Range Current Mode Control DC-DC Converter
  • ± 8% Current Sense Accuracy (IOUT > 1.5 A) for Precision Cable Droop Compensation
  • USB Battery Charging Specification Rev. 1.2 and Type-C Rev. 1.3 Compliant
  • CC1,CC2, D+ and D- Short-to-VBAT and VBUS Protection
  • User Programmable (...)
EVALUATION BOARD Download
75
Description
What you need to get started: 
Step 1: Order hardware 
Step 2: Download the EVM User guide 

Step 3: Download design guide lines and application notes
Step 4: Download (...)
Features
  • 6-V to 36-V (40-V Abs Max) Input Range Current Mode Control DC-DC Converter
  • ± 8% Current Sense Accuracy (IOUT > 1.5 A) for Precision Cable Droop Compensation
  • USB Battery Charging Specification Rev. 1.2 and Type-C Rev. 1.3 Compliant
  • CC1,CC2, D+ and D- Short-to-VBAT and VBUS Protection
  • User Programmable (...)

Design tools & simulation

SIMULATION MODEL Download
SLPM095A.ZIP (3 KB) - PSpice Model
CALCULATION TOOL Download
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 (...)
Features
  • 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
  • (...)
CALCULATION TOOL Download
Power loss calculation tool for non-synchronous boost converter
NONSYNC-BOOST-FET-LOSS-CALC — MOSFET power loss calculator for non-synchronous boost converter
Features
  • Calculates power loss for TI MOSFETs
CALCULATION TOOL Download
SLPC015.ZIP (66 KB)

Reference designs

REFERENCE DESIGNS Download
CISPR 25 Class 5 400-kHz rated 12-W automotive USB Type-A charger reference design
PMP40725 — This reference design is an EMI-optimized design for automotive USB Type-A charger with single 12-W output. The TPS25846-Q1 is used as DC-DC regulator and port controller. The switching frequency is 400kHz. The front-end filter is designed and PCB layout is optimized to pass stringent CISPR 25 Class (...)
document-generic Schematic
REFERENCE DESIGNS Download
Automotive USB Type-A charger reference design with 3-m USB-IF near-end compliant
PMP40544 — This reference design is for an automotive USB Type-A charger with 3 meters USB-IF near-end compliant. The TPS25840-Q1 is used as DC-DC regulator and data switch and TUSB217-Q1 is used as high speed signal conditioner to improve signal quality. The efficiency of the solution is 93.3% at a 12-W (...)
document-generic Schematic

CAD/CAE symbols

Package Pins Download
(DPA) 8 View options

Ordering & quality

Recommended products may have parameters, evaluation modules or reference designs related to this TI product.

Support & training

TI E2E™ forums with technical support from TI engineers

Content is provided "as is" by TI and community contributors and does not constitute TI specifications. See terms of use.

If you have questions about quality, packaging or ordering TI products, see TI support. ​​​​​​​​​​​​​​

Videos

Related videos