- 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
  • 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
  • VLED15 AC-DC LED Power Supply
3.7MB657KB5 minParts List
  • Worldwide External Power Adapter Efficiency Standards
5.0MB922KB10 minParts List

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PDS1/2M Series 1~2 W Isolated DC-DC ConvertersPDS1/2M Series 1~2 W Isolated DC-DC Converters - CUI Inc’s isolated DC-DC converter family is designed to deliver improved efficiency, isolation, and thermal performance. The unregulated PDS1-M and PDS2-M series are packaged in a compact 8-pin or 10-pin SMT package, measuring as small as 12.7 x 8.3 x 7.25 mm (0.50 x 0.33 x 0.29 in). The modules feature 1.5 kV DC I/O isolation and anti-static protection up to 8 kV DC.  More...

PCM-400 Series 400 W AC-DC Power SuppliesPCM-400 Series 400 W AC-DC Power Supplies - CUI Inc has added a family of compact 400 W AC-DC power supplies to its power portfolio. The PCM-400 series is housed in a U-frame package measuring 6 x 4 x 1.5 inches (152.4 x 101.6 x 38.1 mm). Featuring a wide range of available voltages, multiple protections and peak power capabilities up to 700 W within a 500 µs duty cycle, this series is ideally suited for numerous ITE, telecommunications, and industrial applications.  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 understand that power is becoming an increasingly critical aspect of our customer’s designs. To stay ahead of the curve, we continually seek to integrate the latest technologies and design techniques in our ac-dc and dc-dc power modules. Our ultimate goal is to be the trusted power supplier for our customer’s 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.


Tualatin, Oregon
Employees: 60
Facilities: 62,380 sq. ft.

Tokyo, Japan
Employees: 5
Facilities: 3,500 sq. ft.

Shenzhen, China
Employees: 3
Facilities: 2,500 sq. ft.
Published Articles

EDN: Power Forward: Staggering Rise in Internet Traffic – Forecast to Pass One Zettabyte in 2016
Power Electronics: Digital Compensation Simplifies Design, Improves Performance of Point-of-Load Module
EE Times: Breaking the 100A Barrier in POL Converters Requires Fresh Thinking
Electronic Design: Power Experts Ponder Moore’s Law And Today’s Tech
EDN: Product How-to: The Path to 100A at the Point of Load, and Beyond
Bodo’s Power Systems: SEPIC-Fed Buck Topology Boosts Performance in Non-Isolated DC-DC Converters
EDN: Power Forward: Industry Alliances and Standard Supplies – Are They Still a Good Thing?
EE Times: Back to Basics: Reliability Considerations in Power Supplies
Bodo’s Power Systems: Bringing Value Back to the Power Equation
EEWeb: Pushing the Envelope
Power Electronics: 2014 Forecast Part 1: Power Supplies
EE Times: Smaller Chip Architectures Are Making Digital Power an Imperative
Electronic Products: IEC 60601-1 3rd Edition Deadline Extended to Give U.S. Medical Device Designers (Slight) Reprieve
EDN: Power Forward: A Look Ahead to 2014


More information on CUI’s Commitment to Quality

Press Releases

The Latest from CUI Inc
CUI’s New Line of 400 W Ac-Dc Power Supplies Comes in Four Compact Chassis Mount Case Styles - 1/6/2015
Architects of Modern Power (AMP) consortium announces its first set of standards for distributed power systems - 11/12/2014
Digital power consortium formed by CUI, Ericsson Power Modules and Murata - 10/14/2014
Rugged and Accurate Commutation Encoder Drastically Reduces Assembly Time on BLDC Motors - 10/7/2014
CUI Extends Ultra-Compact SIP Ac-Dc Power Supply Series to Include Low Profile Versions - 9/23/2014
CUI to Exhibit Working Demo of Fully Digital Power System at electronica 2014 - 9/11/2014
CUI Expands Next Generation Open Frame Power Supply Family up to 150 Watts - 9/9/2014
CUI Expands DIN Rail Dc-Dc Converter Line up to 600 W - 8/12/2014
Ac-Dc Power Supplies Ensure Continuous Operation with Addition of Battery Charging and Back-Up Features - 6/17/2014
CUI Modular Encoder Delivers Industry Leading Combination of Accuracy and Rugged Performance - 5/27/2014
Open Frame Power Supplies Ranging from 30~85 W are Efficient and Economical - 5/14/2014
CUI Launches Ultra-Compact 5 Watt USB Power Adapter for European Market - 4/22/2014
CUI Introduces Low Power DIN Rail Dc-Dc Converter Family in a Slim Package - 4/7/2014
CUI Launches Complete Range of Free 3D Power Supply Models - 12/10/2013
Ultra-Compact 50 W Dc-Dc Converter Cuts Board Space And Cost In Telecommunications, Industrial And ITE Applications - 11/5/2013
Ultra-Low Profile 100 W Baseplate-Cooled Ac-Dc Power Supply For ITE, Telecommunications and Industrial Applications - 10/22/2013
CUI Introduces 5 W USB Switching Power Adapter in Ultra-Compact Case - 10/1/2013
CUI’s Next Generation 10 W~30 W Dc-Dc Converters Boost Efficiency by 3 Points - 9/17/2013
Miniature SIP Ac-Dc Power Supplies Maximize Board Space - 9/3/2013
High Isolation Dc-Dc Converters with 105°C Operating Temperature Range for Challenging Applications - 7/9/2013
CUI Announces IEC 60601-1 3rd Edition Certifications for Medical Power Supply Line - 6/18/2013
DC-DC Converter Series is Designed to Power IGBT Gate Drivers - 6/4/2013
CUI Introduces Next Generation 500 mA DC Switching Regulator Series - 5/14/2013
CUI Introduces Next-Generation Low Power Isolated Dc-Dc Converters - 4/9/2013
CUI Launch EN50155 Compliant Dc-Dc Converters For Railway Applications - 2/12/2013
CUI Expands DIN Rail Ac-Dc Power Supply Line to Address Higher Power Industrial Applications - 1/29/2013
Compact Chassis Mount Ac-Dc Power Supplies Ease Installation in Challenging Environments - 01/3/2013
Power Solutions Spotlight


V78 Switching Regulators

Compact Power for Medical Design

VOF Power Supplies

Low Power DC-DC Converters

High Power DC/DC Converters

Compact AC/DC Encapsulated Power Supplies

Bus Converter

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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