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CSD17551Q3A

ACTIVE

30-V, N channel NexFET™ power MOSFET, single SON 3 mm x 3 mm, 9 mOhm

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Data sheet

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CSD17578Q3A ACTIVE 30-V, N channel NexFET™ power MOSFET, single SON 3 mm x 3 mm, 9.4 mOhm This product has lower resistance and a lower price.

CSD17551Q3A

ACTIVE
Data sheet Order now

Product details

VDS (V) 30 Configuration Single Rds(on) max at VGS=4.5 V (mOhms) 11.8 Rds(on) max at VGS=10 V (mOhms) 9 IDM - pulsed drain current (Max) (A) 71 QG typ (nC) 6 QGD typ (nC) 1.5 QGS typ (nC) 2.3 Package (mm) SON3x3 VGS (V) 20 VGSTH typ (V) 1.6 ID - silicon limited at Tc=25degC (A) 48 ID - package limited (A) 48 Logic level Yes
VDS (V) 30 Configuration Single Rds(on) max at VGS=4.5 V (mOhms) 11.8 Rds(on) max at VGS=10 V (mOhms) 9 IDM - pulsed drain current (Max) (A) 71 QG typ (nC) 6 QGD typ (nC) 1.5 QGS typ (nC) 2.3 Package (mm) SON3x3 VGS (V) 20 VGSTH typ (V) 1.6 ID - silicon limited at Tc=25degC (A) 48 ID - package limited (A) 48 Logic level Yes
  • Ultra-Low Qg and Qgd
  • Low Thermal Resistance
  • Avalanche Rated
  • Pb Free
  • RoHS Compliant
  • Halogen Free
  • SON 3.3 mm × 3.3 mm Plastic Package
  • Ultra-Low Qg and Qgd
  • Low Thermal Resistance
  • Avalanche Rated
  • Pb Free
  • RoHS Compliant
  • Halogen Free
  • SON 3.3 mm × 3.3 mm Plastic Package

This 30 V, 7.8 mΩ, 3.3 mm × 3.3 mm NexFET power MOSFET is designed to minimize losses in power conversion applications.

This 30 V, 7.8 mΩ, 3.3 mm × 3.3 mm NexFET power MOSFET is designed to minimize losses in power conversion applications.

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Technical documentation

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Type Title Date
* Data sheet CSD17551Q3A 30-V N-Channel NexFET™ Power MOSFETs datasheet (Rev. B) PDF | HTML 13 Jan 2016
Application note MOSFET Support and Training Tools (Rev. A) PDF | HTML 04 Nov 2022
Application note Tips for Successfully Paralleling Power MOSFETs PDF | HTML 31 May 2022
Technical article Understanding the benefits of “lead-free” power MOSFETs 08 Feb 2019
Application note QFN and SON PCB Attachment (Rev. B) PDF | HTML 24 Aug 2018
Selection guide Power Management Guide 2018 (Rev. R) 25 Jun 2018
Application note Semiconductor and IC Package Thermal Metrics (Rev. C) PDF | HTML 19 Apr 2016
Technical article When to use load switches in place of discrete MOSFETs 03 Feb 2016
Technical article 48V systems: Driving power MOSFETs efficiently and robustly 08 Oct 2015
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.

Support software

Power Loss Calculation Tool for Load Switch (Rev. A)

SLPC019A.ZIP (375 KB)
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Simulation model

CSD17551Q3A TINA-TI Spice Model

SLPM212.ZIP (4 KB) - TINA-TI Spice Model
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Simulation model

CSD17551Q3A Unencrypted PSpice Model (Rev. A)

SLPM211A.ZIP (3 KB) - PSpice Model
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Calculation tool

MOSFET-LOSS-CALC — Power Loss Calculation Tool for MOSFET Products

The MOSFET-LOSS-CALC is an Excel based tool that allows users to estimate power loss in a synchronous buck converter based on system and MOSFET parameters. For help selecting a discrete MOSFET or power block solution for your buck converter application, check out our Buck Converter NexFET™ (...)
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Calculation tool

MOTOR-DRIVE-FET-LOSS-CALC — MOSFET power loss calculator for motor drive applications

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

NONSYNC-BOOST-FET-LOSS-CALC — Power loss calculation tool for non-synchronous boost converter

MOSFET power loss calculator for non-synchronous boost converter
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Calculation tool

Power Loss Calculation Tool for Synchronous Inverting Buck Boost Converter

SLPR053.ZIP (909 KB)
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Calculation tool

SYNC-BOOST-FET-LOSS-CALC — Power loss calculation tool for synchronous boost converter

MOSFET power loss calculator for synchronous boost converter applications.
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Calculation tool

SYNC-BUCK-FET-LOSS-CALC — MOSFET power loss calculator for synchronous buck converter applications

Quickly trade off size, cost and performance to select the optimal MOSFET based on application conditions.
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Reference designs

PMP9175 — Class 3 5V/2.3A High Efficiency Synchronous Flyback Converter for PoE Application Reference Design

This converter is used for Class 3 PoE applications where high efficiency and isolation are required. The specific output for this design is 5V@2.3A. The flyback converter with synchronous rectifier provides excellent efficiency and small size for PoE applications such as a IP Phones. The (...)
Test report: PDF
Schematic: PDF
Reference designs

PMP9052 — High Efficiency 15V@1.5A Synchronous Boost Converter Powers Solar Panel Controller Reference Design

This synchronous boost converter operates from 4.5V to 15V input and achieves a peak efficiency of 99% at full load. Two size options for the inductor allow for high efficiency or reduced size.
Test report: PDF
Package Pins Download
(DNH) 8 View options

Ordering & quality

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