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CSD17309Q3

ACTIVE

30-V, N channel NexFET™ power MOSFET, single SON 3 mm x 3 mm, 6.3 mOhm

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Pin-for-pin with same functionality to the compared device
CSD17577Q3A ACTIVE 30-V, N channel NexFET™ power MOSFET, single SON 3 mm x 3 mm, 6.4 mOhm This product has similar resistance and a lower price.

Product details

VDS (V) 30 VGS (V) 10 Type N-channel Configuration Single Rds(on) at VGS=4.5 V (max) (mΩ) 6.3 VGSTH typ (typ) (V) 1.2 QG (typ) (nC) 7.5 QGD (typ) (nC) 1.7 QGS (typ) (nC) 2.5 ID - silicon limited at TC=25°C (A) 60 ID - package limited (A) 60 Logic level Yes Rating Catalog Operating temperature range (°C) -55 to 150
VDS (V) 30 VGS (V) 10 Type N-channel Configuration Single Rds(on) at VGS=4.5 V (max) (mΩ) 6.3 VGSTH typ (typ) (V) 1.2 QG (typ) (nC) 7.5 QGD (typ) (nC) 1.7 QGS (typ) (nC) 2.5 ID - silicon limited at TC=25°C (A) 60 ID - package limited (A) 60 Logic level Yes Rating Catalog Operating temperature range (°C) -55 to 150
VSON-CLIP (DQG) 8 10.89 mm² 3.3 x 3.3
  • Optimized for 5 V Gate Drive
  • Ultra-Low Qg and Qgd
  • Low Thermal Resistance
  • Avalanche Rated
  • Pb Free Terminal Plating
  • RoHS Compliant
  • Halogen Free
  • SON 3.3 mm × 3.3 mm Plastic Package
  • APPLICATIONS
    • Notebook Point of Load
    • Point of Load Synchronous Buck in
      Networking, Telecom, and Computing
      Systems

NexFET Is a trademark of Texas Instruments

  • Optimized for 5 V Gate Drive
  • Ultra-Low Qg and Qgd
  • Low Thermal Resistance
  • Avalanche Rated
  • Pb Free Terminal Plating
  • RoHS Compliant
  • Halogen Free
  • SON 3.3 mm × 3.3 mm Plastic Package
  • APPLICATIONS
    • Notebook Point of Load
    • Point of Load Synchronous Buck in
      Networking, Telecom, and Computing
      Systems

NexFET Is a trademark of Texas Instruments

This 30 V, 4.2 mΩ NexFET™ power MOSFET is designed to minimize losses in power conversion applications and optimized for 5 V gate drive applications.

This 30 V, 4.2 mΩ NexFET™ power MOSFET is designed to minimize losses in power conversion applications and optimized for 5 V gate drive applications.

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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet CSD17309Q3 30-V N-Channel NexFET Power MOSFET datasheet (Rev. B) PDF | HTML 09 Sep 2011
Application brief Estimating Leakage Currents of Power MOSFETs PDF | HTML 31 Oct 2025
Application note MOSFET Support and Training Tools (Rev. G) PDF | HTML 27 Oct 2025
Application note Avoid Common Mistakes When Selecting And Designing With Power MOSFETs PDF | HTML 06 Nov 2024
Application note Semiconductor and IC Package Thermal Metrics (Rev. D) PDF | HTML 25 Mar 2024
Application note Using MOSFET Transient Thermal Impedance Curves In Your Design PDF | HTML 18 Dec 2023
Application note QFN and SON PCB Attachment (Rev. C) PDF | HTML 06 Dec 2023
Application note Using MOSFET Safe Operating Area Curves in Your Design PDF | HTML 13 Mar 2023
Application brief Tips for Successfully Paralleling Power MOSFETs PDF | HTML 31 May 2022
Selection guide Power Management Guide 2018 (Rev. R) 25 Jun 2018
Technical article When and how to supply an external bias for buck controllers – part 1 PDF | HTML 21 Dec 2017
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.

Evaluation board

DLPDLCR4710EVM-G2 — Full HD DLP4710 Chipset Evaluation Module

DLP® LightCrafter Display 4710 EVM-G2 is an easy to use, plug and play evaluation platform for the Full HD DLP4710 chipset. The DLP4710 chipset is designed to be used in a wide array of display applications like mobile projectors, screenless TVs, interactive displays and digital signage. The (...)
User guide: PDF
Evaluation board

TPS65982-EVM — TPS65982 USB Type-C® & USB Power Delivery controller power switch & high speed multiplexer EVM

This EVM was developed prior to the USB Power Delivery Specification change back in March 2016 and therefore does not have the native hardware to support the 5, 9, 15 and 20V rails. In order to follow the new source power rules please refer to TPS65982 Designs for Supporting Voltages in USB-PD (...)

User guide: PDF
Not available on TI.com
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

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

Supported products & hardware

Simulation model

CSD17309Q3 TINA-TI Reference Design

SLPM293.TSC (1193 KB) - TINA-TI Reference Design
Simulation model

CSD17309Q3 TINA-TI Spice Model

SLPM292.ZIP (9 KB) - TINA-TI Spice Model
Simulation model

CSD17309Q3 Unencrypted PSpice Model (Rev. B)

SLPM294B.ZIP (4 KB) - PSpice Model
Calculation tool

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

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

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

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

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

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

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
Design tool

TPS65983-DESIGN TPS65983 Design Resources

TPS65983 Design Resources
Supported products & hardware

Supported products & hardware

Reference designs

TIDA-00565 — USB Type-C Audio Adapter Accessory Mode Reference Design

The USB Type-C™ audio adapter accessory mode reference design provides the solution for transmitting analog audio through the USB Type-C interface.  This reference design demonstrates how analog audio can be transmitted to system peripherals using the USB Type-C standard audio adapter (...)
Design guide: PDF
Schematic: PDF
Reference designs

PMP40001 — USB Type-C PD DFP 5/12/20V3A Output with 2~3 Cell Battery Input Power Bank Reference Design

PMP40001 is a full featured USB type-C PD DFP reference design. The pure analog configuration for the USB type-C source controller--TPS25740 makes the PD negotiation easy. It supports 3 sets of output voltage options including 5V/12V/20V.  The max output current is 3A which provides a maximal (...)
Test report: PDF
Schematic: PDF
Reference designs

TIDA-00714 — USB Type-C & USB PD Controller Power Switch & High Speed Multiplexer Reference Design

This reference design is for USB Type-C® and power delivery applications. It allows you to develop various power profiles and alternate modes such as DisplayPort and debug existing USB Type-C and power delivery systems.
Schematic: PDF
Reference designs

TIDA-01226 — Compact Full HD 1080p (up to 16 Amps) Projection Display Reference Design Using DLP Pico Technology

This reference design, featuring the DLP Pico™ 0.47-inch TRP Full-HD 1080p display chipset and implemented in the DLP LightCrafter Display 4710 G2 evaluation module (EVM), enables use of full HD resolution for projection display applications such as accessory projectors, screenless displays, (...)
Design guide: PDF
Schematic: PDF
Package Pins CAD symbols, footprints & 3D models
VSON-CLIP (DQG) 8 Ultra Librarian

Ordering & quality

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  • REACH
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  • Qualification summary
  • Ongoing reliability monitoring
Information included:
  • Fab location
  • Assembly location

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

Support & training

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