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CSD19531Q5A

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100V, N ch NexFET MOSFET™, single SON5x6, 6.4mOhm

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100V, N ch NexFET MOSFET™, single SON5x6, 6.4mOhm

CSD19531Q5A

ACTIVE
Data sheet Order now

Product details

Parameters

VDS (V) 100 Configuration Single Rds(on) max at VGS=10 V (mOhms) 6.4 IDM, max pulsed drain current (Max) (A) 337 QG typ (nC) 37 QGD typ (nC) 6.6 Package (mm) SON5x6 VGS (V) 20 VGSTH typ (V) 2.7 ID, silicon limited at Tc=25degC (A) 110 ID, package limited (A) 100 Logic level No open-in-new Find other N-channel MOSFET transistors

Features

  • Ultra-Low Qg and Qgd
  • Low Thermal Resistance
  • Avalanche Rated
  • Pb-Free Terminal Plating
  • RoHS Compliant
  • Halogen Free
  • SON 5 mm × 6 mm Plastic Package
 open-in-new Find other N-channel MOSFET transistors

Description

This 100 V, 5.3 mΩ, SON 5 mm × 6 mm NexFET power MOSFET is designed to minimize losses in power conversion applications.

Typical RθJA = 40°C/W on a 1−inch2, 2-oz. Cu pad on a 0.06−inch thick FR4 PCB. Max RθJC = 1.0°C/W, pulse duration ≤100 μs, duty cycle ≤1%

For all available packages, see the orderable addendum at the end of the data sheet. open-in-new Find other N-channel MOSFET transistors
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Technical documentation

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Type Title Date
* Datasheet CSD19531Q5A 100 V N-Channel NexFET Power MOSFETs datasheet (Rev. B) May 19, 2014
Technical articles Understanding the benefits of “lead-free” power MOSFETs Feb. 07, 2019
Application notes QFN and SON PCB Attachment (Rev. B) Aug. 24, 2018
Technical articles How to select a MOSFET - Hot Swap Apr. 06, 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 notes 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

DAUGHTER CARDS Download
document-generic User guide
$49.00
Description
The UCC24636EVM is a demonstration daughter board that allows quick installation into an existing DCM Flyback power supply to convert an output diode rectifier into a synchronous rectifier to improve efficiency. The board is programmed by the user and may be wired directly into the output stage (...)
Features
  • Board includes UCC24636 and SR MOSFET
  • Retrofit in 5V or 12V DCM Flyback converter designs
  • SR MOSFET CSD19531 100V/5.3mΩ
  • User-programmable for 5-V to 12-V outputs
View details

Software development

SUPPORT SOFTWARE Download
SLPC019.ZIP (338 KB)

Design tools & simulation

SIMULATION MODELS Download
SLPM077B.ZIP (4 KB) - PSpice Model
SIMULATION MODELS Download
SLPM111A.TSM (16 KB) - TINA-TI Spice Model
CALCULATION TOOLS 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
  • (...)
View details
CALCULATION TOOLS 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
View details
CALCULATION TOOLS Download
SLPC015.ZIP (66 KB)

Reference designs

REFERENCE DESIGNS Download
MPPT charge controller reference design for 12-V, 24-V and 48-V solar panels
TIDA-010042 — This reference design is a Maximum Power Point Tracking (MPPT) solar charge controller for 12-V and 24-V solar panels. This compact reference design targets small and medium power solar charger solutions and is capable of operating with 15- to 60-V solar panel modules, 12- or 24-V batteries and (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
54-Vdc input, 12-V 4-A output half-bridge reference design
PMP40500 — This 12-V, 42-A output half-bridge reference design is for bus converters in wired networking campus and branch switches. The design features high efficiency and various fault protections (over-current, short-circuit). The guide provides a efficiency comparison using 3kVrms basic and functional (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
Power stage reference design for <100-VIN DC/DC converters
TIDA-050022 — This reference design implements a high frequency power stage design based on the UCC27282 120-V half-bridge MOSFET driver and CSD19531 100-V power MOSFETs. With efficient switches and flexible VGS operating range, this design can reduce overall gate drive and conduction losses to achieve (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
36W, Universal Input, >90% Efficiency, Dual Output Aux Supply Ref Design for PSU
TIDA-00709 — The TIDA-00709 is a 36-W, dual output, auxiliary power supply with provision to accept both wide ranges of DC as well as AC input. Based on the input, this TI Design can be used as an adapter or auxiliary power supply designed for use in power converters targeted for server, telecom, and industrial (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
65W High-efficiency CoC-5 tier2/DOE Level VI AC Adapter
TIDA-00519 — This is a high efficiency 65W AC/DC design for a Universal input (85Vac to 265Vac) to 19.5V @3.33A output exceeding CoC-5 Tier2 and DOE Level VI requirements for external power supplies using the LM5023 Quasi-Resontant Flyback Controller with UCC24630 Synchronous Rectification Controller and (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
38W Offline AC/DC Transition Mode Synchronous Flyback Converter Reference Design
PMP10145 — The PMP10145 reference design uses the UCC28610 flyback controller for the transition mode flyback topology. It generates an isolated output (9V@4.22A) from a wide AC input voltage range (80VAC - 291VAC). The controller maintains discontinuous mode operation and valley switching over the entire (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
85-265VAC Input, 12V/30W Two-Switch Flyback Reference Design
PMP10936 — The PMP10936 reference design uses the UCC28740 to provide an isolated 12V at 2.5A output.  The UCC24636 is used to control a synchronous recitifer for high efficiency.  The two-switch flyback topology recycles the transformer's leakage energy and provides a further improvement in efficiency.
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
Universal AC Input, 12V/3A Single stage PFC-Flyback Reference Design with Synchronous Rectification
PMP9730 — The PMP9730 reference design employs the UCC28051 power factor correction controller to implement a single stage PFC-Flyback AC/DC converter that generates an isolated 12V output at 3A from a universal AC input. The design features UCC28910 primary side regulation Flyback switcher for (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
Synchronous Rectifier Controller Daughter Board Reference Design
PMP11216 — The UCC24630 SR controller is a high performance controller and driver for N-channel MOSFET power devices used in secondary side synchronous rectification. Using a volt-second balance control method, the UCC24630 is ideal for flyback power supplies over a wide output voltage range since the IC is (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
85 to 265VAC Input 12V@3A High Efficiency Adapator Reference Design
PMP9715 — This reference design provides an isolated 12V/36W output from a universal AC input range with over 89% peak efficiency. The UCC24610 synchronous rectifier controller and CSD19531Q5A FET reduce the rectifier loss and provide high efficiency with a minimal increase in cost. The UCC28740 flyback (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
24V Input, 12V/3.5A Output CCM Flyback
PMP2829 — This reference design uses the UCC2808A to control a 12V/42W flyback operated in continuous conduction mode. The CSD19531Q5A 6-milliOhm, 100V FET enables this design to achieve over 88% efficiency.
Design files
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