Product details

VDS (V) 30 Configuration Single Rds(on) max at VGS=4.5 V (mOhms) 15.5 Rds(on) max at VGS=10 V (mOhms) 10.8 IDM - pulsed drain current (Max) (A) 85 QG typ (nC) 2.8 QGD typ (nC) 0.8 Package (mm) SON5x6 VGS (V) 20 VGSTH typ (V) 1.6 ID - silicon limited at Tc=25degC (A) 65 ID - package limited (A) 65 Logic level Yes
VDS (V) 30 Configuration Single Rds(on) max at VGS=4.5 V (mOhms) 15.5 Rds(on) max at VGS=10 V (mOhms) 10.8 IDM - pulsed drain current (Max) (A) 85 QG typ (nC) 2.8 QGD typ (nC) 0.8 Package (mm) SON5x6 VGS (V) 20 VGSTH typ (V) 1.6 ID - silicon limited at Tc=25degC (A) 65 ID - package limited (A) 65 Logic level Yes
  • Ultralow Qg and Qgd
  • Low Thermal Resistance
  • Avalanche Rated
  • Pb Free Terminal Plating
  • RoHS Compliant
  • Halogen Free
  • SON 5-mm × 6-mm Plastic Package
  • Ultralow Qg and Qgd
  • Low Thermal Resistance
  • Avalanche Rated
  • Pb Free Terminal Plating
  • RoHS Compliant
  • Halogen Free
  • SON 5-mm × 6-mm Plastic Package

The NexFET™ power MOSFET has been designed to minimize losses in power conversion applications.

The NexFET™ power MOSFET has been designed to minimize losses in power conversion applications.

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Pin-for-pin with same functionality to the compared device.
CSD17579Q5A ACTIVE 30-V, N channel NexFET™ power MOSFET, single SON 5 mm x 6 mm, 13.3 mOhm This product has lower resistance and a lower price.

Technical documentation

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Type Title Date
* Data sheet 30V, N-Channel NexFET™ Power MOSFETs, CSD17527Q5A datasheet (Rev. A) 23 Aug 2011
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

SLPC019.ZIP (338 KB)
Simulation model

CSD17527Q5A PSpice Model (Rev. B)

SLPM028B.ZIP (4 KB) - PSpice Model
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™ (...)
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.
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
Calculation tool

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

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

SYNC-RECT-FET-LOSS-CALC — Power loss calculation tool for synchronous rectifier

MOSFET power loss calculator for synchronous rectifier applications
Reference designs

PMP8454 — Class 3 - Mulitple Output, High Efficiency Self-Driven Flyback Converter for PoE Applications

This converter is used for Class 3 PoE applications where high efficiency and multiple outputs are required. PMP8454.1 has an output of 3.3V@2A. The flyback converter with synchronous rectifier provides excellent efficiency and small size for PoE applications such as a IP Phones. The TPS23785B (...)
Reference designs

PMP10026 — 6.5V/2A Boost Converter Reference Design

This reference design provides an output voltage of 6.5V from an input voltage range of 3V to 6.5V.
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 (...)
Reference designs

PMP8407 — Class 2 Mulitple Output, High Efficiency Flyback Converter for PoE Applications

This reference evaluation module, featuring the TPS23785B PoE interface and DC-toDC contoller, is used for class 2 PoE applications where high effliency and multiple outputs are required.

The flyback converter with synchronous reftifier provides excellent efficiency and small size for PoE (...)

Reference designs

PMP8896 — Class 3 Efficiency-Optimized Flyback Converter for PoE Applications Reference Design

This converter is used for Class 3 PoE applications where high efficiency is required. The flyback converter with synchronous rectifier provides excellent efficiency and small size for PoE applications. The TPS23753A contains both the PoE Powered Device and the PWM controller functions.
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