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Table of Contents

Application Note

MOSFET Support and Training Tools

ABSTRACT
Explore all of the literature and tools needed to support power MOSFET designs.

Table of Contents
1 Understanding MOSFET Data Sheets...................................................................................................................................12 MOSFET Selection..................................................................................................................................................................23 MOSFET Resources................................................................................................................................................................2
4 Technical Articles................................................................................................................................................................... 35 Tools.........................................................................................................................................................................................3
6 Revision History......................................................................................................................................................................4Trademarks
All trademarks are the property of their respective owners.

1 Understanding MOSFET Data Sheets
TI developed a six-part technical article series that discusses some of the fundamental parts of a MOSFET datasheet. Prefer watching a video? TI also created accompanying videos for this series.
Title

Description

VideoUIS/avalanche ratings

Learn how to interpret UIS/avalanche ratings on a MOSFET datasheet.

Watch video

Safe operating area (SOA) graph

Learn how to interpret SOA curves on a MOSFET data sheet.

Watch video

Continuous current ratings

Learn how MOSFET current ratings are not measured the waythat parameters like RDS(ON) and gate charge are determined, butrather, they are calculated, and can be arrived at in many differentways.

Watch video

Pulsed current ratings

Learn how pulsed current ratings are calculated and how they arerepresented in the safe operating area graph on the FET data sheet.

-Switching parameters

Learn about other miscellaneous switching parameters that appear in Watch video
the MOSFET data sheet their relevance (or lack thereof) to overall
device performance.

Thermal impedance

Learn about the junction-to-ambient thermal impedance and junction- Watch video
to-case thermal impedance parameters on a FET data sheet.

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MOSFET Selection

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2 MOSFET Selection
Articles providing guidance to select the correct FET for the application.
Technical Article Title

Description

Basic cross referencing

Learn the three basic steps to cross referencing your MOSFETs.

Motor control

Learn specific considerations to consider for FETs that can be used to drive a motor.

Switch mode power supply

Learn how to traverse an exhaustive list of SMPS topologies to find the correct MOSFET.

FET selection

Learn how to use TI's selection tool to select the correct FET for your design.

Load switching

Learn about the key considerations for using your MOSFET as a load switch.

Battery protection

Learn about how to select the correct MOSFET to use for battery protection.

Hot swap

Learn about how to select the correct MOSFET for hot swap.

3 MOSFET Resources
Application notes for proper usage of TI FETs.
Title

2

QFN and SON PCB attachment

Read now

Ringing reduction techniques for NexFET™ high performance MOSFETs

Read now

FemtoFET surface mount guidelines

Read now

Design summary power block II

Read now

Power loss calculation with common source inductance consideration for synchronous buck converters

Read now

Semiconductor and IC package thermal metrics

Read nowDSBGA wafer level chip scale package

Read now

WCSP handling guide

Read now

Powerstack™ packaging technology overview

Read now

MOSFET Support and Training Tools

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Technical Articles

4 Technical Articles
Answers to common technical questions regarding TI FETs.
Title

Description

What does a “lead-free” power MOSFET really mean?

Learn about the nuances in the terminology lead free and what you
need to actually be looking for.

Choosing the right SOA for your design: discrete FETs vs. powerblocks

Learn the differences in how TI specifies SOA for single, discrete
FETs vs. integrated power blocks.

FemtoFET™ MOSFETs: small as sand but it’s all about that pitch

Learn about the key benefits of our small FemtoFET™ MOSFETs.

Shrink your industrial footprint with 60V FemtoFET™ MOSFET

Learn how a the 60V FemtoFET can save space in a design

Improve the performance of your power tool design with powerblocksLearn how a MOSFET power block helps to achieve a more reliable,smaller-sized, efficient and cost-competitive system design.

MOSFET pair the size of a flake of pepper?

Learn how ultra-thin Power Block II devices allow products tobecome dense, while consuming less power and dissipating lessheat.

Selecting the right power MOSFET/power block package for yourapplication

Learn about package thermal capability and power dissipation in TI
MOSFET and power block packages.

What type of ESD protection does your MOSFET include?

Learn the differences in ESD protections to prevent unwanted
MOSFET failures, plus key design considerations for different ESDstructures.

What’s not in the power MOSFET data sheet, part 1: temperaturedependency

Learn about what is in a MOSFET data sheet and more importantly,
what's not.

What’s not in the power MOSFET data sheet, part 2: voltagedependent leakage currents

Learn about voltage-dependent leakage currents not included in theMOSFET data sheet.

Tips for successfully paralleling power MOSFETs

Learn tips on what to do when paralleling MOSFET devices

Solving Assembly Issues with Chip Scale Power MOSFETs

Learn how to resolve issues assembling TI chip scale MOSFETs

Using MOSFET SOA curves in your design

Learn to use SOA curves in a design

Power MOSFET Body Diode Current Carrying Capability

Learn how to calculate MOSFET body diode current capability

5 Tools
Application specific tools to analyze, compare, and select TI FETs.
Tool NameMOSFET power loss calculator for synchronous buck converter applications

View tool

MOSFET power loss calculator for non-synchronous boost converter

View tool

MOSFET power loss calculator for synchronous boost converter

View tool

MOSFET power loss calculator for load switch applications

View tool

MOSFET power loss calculator for motor drive applications

View tool

MOSFET power loss calculator for synchronous rectifier

View tool

MOSFET power loss calculator for inverting buck boost

View tool

MOSFET power loss calculator for FOC motor drive

View tool

LM25066 Design Calculator With FET Recommendation

Download tool

LM5066I Design Calculator With FET Recommendation

Download tool

LM5069 Design Calculator With FET Recommendation

Download tool

MOSFET SOA selection tool

Download tool

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Revision History

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6 Revision History
Changes from Revision E (May 2024) to Revision F (June 2024)
Page• Updated MOSFET power loss calculator for synchronous rectifier hyperlink.....................................................3

Changes from Revision D (April 2024) to Revision E (May 2024)
Page• Updated technical article hyperlinks................................................................................................................... 1• Updated hyperlinks to several publications........................................................................................................ 2• Updated hyperlinks to several publications........................................................................................................ 3

Changes from Revision C (November 2023) to Revision D (April 2024)
Page• Updated technical article hyperlinks................................................................................................................... 1

Changes from Revision B (March 2023) to Revision C (November 2023)
Page• Added Learn how to calculate MOSFET body diode current capability application note................................... 3

Changes from Revision A (November 2022) to Revision B (March 2023)
Page• Updated the numbering format for tables, figures, and cross-references throughout the document................. 1• Added Using MOSFET SOA curves in your design application note................................................................. 3

Changes from Revision * (September 2022) to Revision A (November 2022)
Page• Added Solving Assembly Issues with Chip Scale Power MOSFETs application note........................................3• Added MOSFET power loss calculator for FOC motor drive Design Calculator................................................ 34

MOSFET Support and Training Tools

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