- CUI is a technology company dedicated to the development, commercialization, and distribution of new, innovative electro-mechanical products. 

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Go To Product Training Module Index Page

Digi-Key’s library of more than 2000 exclusive PTM Online… On Demand® product training modules is a collection of training tools created with you – the busy design engineer – in mind. They are provided with the cooperation of participating supplier partners. From this one source, you can learn about the latest products and technologies, download datasheets, check inventory, contact our technical staff, and place an order for same-day shipment.

These modules are available in audio and non-audio formats and listed by supplier in easy-to-find alphabetical order. Simply locate the module that interests you and click on your format of choice. We hope you find these tools useful, and with new modules added continuously, we invite you to stop back often to see what’s new.

Product Training Modules Online...On Demand® is a registered trademark of Digi-Key Corporation.

Updated PTM = Updated Product Training Module - PTM        New PTM = New Product Training Module - PTM

Module NamePreviewAudioNon-AudioDurationParts List
  • AMT203 Absolute Rotary Encoders
6.7MB1.8MB15 minParts List
  • AMT31 Series Commutation Encoder
6.7MB1.6MB20 minParts List
  • Buzzer Overview
3.9MB1.3MB10 minParts List
  • Capacitive Module Encoders AMT10 and AMT11 Series
6.6MB2.4MB10 minParts List
  • Electret Condenser Microphones
4MB1MB10 minParts List
  • EMI Regulations and Mitigation Considerations for Switching Power Supplies
7.8MB1.8MB10 minParts List
  • Encapsulated AC-DC Power Supply Series
2.5MB1.1MB5 minParts List
  • Energy Efficiency Standards for External Power Supplies
5.6MB1.7MB10 minParts List
  • High Density Medical Power Supplies-VMS Series
3.1MB970KB10 minParts List
  • High Efficiency Switching DC Regulator
1.9MB586KB5 minParts List
  • High Power Chassis Mount DC-DC Converters
1.7MB388KB5 minParts List
  • Low Power DC-DC Converters
3.6MB981KB5 minParts List
  • Novum Intermediate Bus Converters
3.0MB1.2MB10 minParts List
  • Panel Mount Encoders
3.7MB1.5MB10 minParts List
  • Power Factor Correction in Ac-Dc Power Supplies
4.5MB1.1MB5 minParts List
  • Power Supply Safety Standards, Agencies and Marks
10.0MB2.2MB10 minParts List
  • Railway DC-DC Converters
2.5MB826KB5 minParts List
  • Reliability Considerations for Power Supplies
6.5MB1.2MB10 minParts List
  • Speakers Overview
3.0MB686KB10 minParts List
  • Thermal Management of Power Supplies
7.3MB1.7MB20 minParts List
  • VLED15 AC-DC LED Power Supply
3.7MB657KB5 minParts List

To view modules, you will need Adobe Flash Player 9, or greater, installed on your computer. Adobe Flash Player is available FREE from Adobe.

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CDS Series, Rectangular Micro-SpeakersCDS Series, Rectangular Micro-Speakers - CUI Inc's new, rectangular, micro-speaker line includes 18 models, ranging from 13 mm x 13 mm up to 40 mm x 30 mm. All models are available with and without wire leads, come in 4 ohm and 8 ohm models, and offer a variety of power ratings from 0.3 W to 6 W. Two SMT versions are also available for use in designs requiring reflow solder and high-volume production.  More...

90 A, Digital POL DC/DC Converter Module90 A, Digital POL DC/DC Converter Module - CUI, Inc. has released its highest current digital POL family, designed specifically to address the rapidly rising power requirements of today’s most advanced integrated circuits. The NDM3Z-90 is a non-isolated module outputting 90 A in ultra-low-profile vertical and horizontal packages.  More...

More about CUI Inc

CUI is a technology company focused on the development and distribution of electronic components. At the leading edge of power supply design, the organization supports customers as they strive to improve the energy efficiency and environmental credentials of their application. The company's power group is complemented by a portfolio of world-class board level components, consisting of interconnect, sound, motion control and thermal products. An unwavering commitment to create collaborative partnerships with customers and a drive to see that their design project is a success has been a hallmark of CUI's sustained growth since its founding in 1989. As a leader in the industry, CUI will continue to invest in the future through new technologies, talented employees, expanded manufacturing capabilities, and a growing global reach.

Visit for more information.

CUI, Inc. is a subsidiary of CUI Global, Inc., a publicly traded company whose common stock trades on the NASDAQ Exchange under the symbol CUI.


As a leader in the power supply industry, we realize that power is playing an increasingly critical role in your designs. We also know that it can be difficult to stay current on the latest power trends and regulations. To keep you one step ahead, we seek to integrate cutting-edge technologies and design techniques in our ac-dc and dc-dc power modules. Combined with robust custom power engineering capabilities, our mission is to be the trusted power expert for your most demanding applications, now and in the future.

CUI's Components line incorporates our Interconnect, Sound, Encoder and Thermal Management products. With a strong distribution presence and easily accessible 3D mechanical drawings, we are able to provide our customers with the ability to greatly simplify their development process. This, coupled with our global network of engineering, manufacturing, and logistics resources, has allowed us to become a trusted supplier of OEM's in the electro-mechanical space over the past 20 years.


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Published Articles


More information on CUI’s Commitment to Quality

Press Releases

2015 Campaigns

Level VI External Power Supplies

AMT Encoders

Compact Power for Medical Design

VOF Power Supplies

Low Power DC-DC Converters

High Power DC/DC Converters

Intermediate Bus Converters

Compact AC/DC Encapsulated Power Supplies

V-Infinity Retirement
V-Infinity Brand Retirement Notice

On October 1st, 2012, CUI Inc will retire the brand name "V-Infinity," moving all power products under its corporate brand. As of this date, new production of internal ac-dc power supplies, external ac-dc adapters, and dc-dc converters will begin to transition to the CUI Inc trademark on product labels and documentation. Model numbers, safety approvals, and performance specifications will remain unchanged.

Official CUI notice and example of product marking update 
Image CUI Inc 3D Model Catalog

Ready-made 3D models streamline the design process, saving you time and money

The Challenge: Engineers are being asked to do more with less

The Solution: Introducing CUI’s 3D Catalog

Image Models are free of charge in all major CAD system formats.
  • AutoCAD®
  • Autodesk Inventor™
  • CATIA®
  • I-DEAS/Master Series™
  • Mechanical Desktop®
  • Solid Edge™
  • SolidWorks®
  • Unigraphics®
  • IGES Step
  • Anvil™
  • Iron CAD™
  • ACIS
  • DXF
  • eDrawings®
CUI provides you with a variety of 3D models across their Power and Component product categories.

View 3D model example  |  View all CUI products with 3D Models

You can find the 3D Model link on CUI’s product pages.
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