Technical Articles

DC-DC Brick Applications Note

This document contains the following isolated DC-DC converter applications information: EMI considerations for single and dual output products, printed circuit board layout considerations for single and dual output products, and thermal-evaluation board instructions for sixteenth, eight, and quarter bricks.

Choosing a power supply for n + m redundant apps - By Roy Allen, Power-One

This Electronic Products Magazine article provides an overview of the concepts required to enable successful paralleling of ac/dc front-end power supplies, including system-level MTBF considerations.

To POL or not to POL - By Mikhail Guz, Power-One

This Components in Electronics Magazine article provides considerations relevant to the question of whether to buy or design POL solutions.

Comparison of Front-End Power Supplies to Rectifier Modules - By Jim Gaudet, Power-One

How does a front-end power supply differ from a rectifier module? Though similar, there are subtle differences between these two kinds of power supplies, and these differences need to be understood before the most-appropriate power system can be configured.

AC/DC Front End Technology within Wireless Datacom Applications - By John M. Carroll, Power-One

This article, published in Wireless Design & Development Magazine, describes AC-DC front ends that provide solutions for WiFi/WiMAX applications that require more operating power in smaller, environmentally-friendly packages.

Designing ATCA Power Subsystems - By Brad Suppanz, Power-One

This Electronic Product News Magazine article describes how ATCA system designers are increasingly turning to highly integrated programmable-building-block power-system approaches.

Designing ATCA Power Subsystems - By Brad Suppanz, Power-One

This German-language E & E Magazine article describes highly-integrated programmable building-block power-system approaches for ATCA applications.

Powering Up for China RoHS - By Fred Heath, Power-One

This article compares the requirements of China RoHS to EU RoHS and starts on page five of the linked Electronic Design Europe Magazine PDF.

Reducing IBA Power Dissipation and Consumption with Adaptive/Intelligent Control and Power Management - By Mahesh Thaker and Mikhail Guz, Power-One

Presented at the 2006 EPA ENERGY STAR Server and Data Center Conference

Meeting EN50155 Railway Requirements - By Steve Underwood, Power-One

This article describing railway power requirements starts on page eight of the Electronic Design Europe PDF.

Reference Design of a Power System with No-Bus™ POL Converters - By Mikhail Guz, Power-One

German text version published in ElektronikJournal Magazine

Reference Design of a Power System with No-Bus™ POL Converters - By Mikhail Guz, Power-One

English language version.

Selecting a Power Solution for WiMAX Applications - By Brad Suppanz, Power-One

This article examines the technical considerations of designing a power system for WiMAX.

Powering IPMI- Intelligent Platform Starts with Intelligent Power - By Brad Suppanz, Power-One

Power solutions for IPMI applications. IPMI is an open standard that defines interfaces for remote monitoring and control of server, networking and telecommunications platforms.

Solving Multiple Voltage Output Requirement for On-Board IBA Design - By Lou Pechi, Power-One

Article in the November 2004 EDN Supplement, Part 4

Controlling Distributed Power – By Don Tuite, Analog/Power Technology Editor, Electronic Design

October 19, 2004, Basics of Design Supplement - POL Control Options Match System Sophistication

Are There Limits to Power Conversion Efficiency? – By Lou Pechi, Power-One

Article in Electronic Products Power Directory Supplement, Summer 2004 – Power converter efficiencies are quickly approaching the magic 100% barrier

Power Is Digital – By Steve Goldman, Power-One

Article in EE Times, May 2004 – A simple approach that required only two component part numbers be inventoried by a customer.

Integrated Digital POL Power-Management System Simplifies Design, Cuts Costs – By Roger Allan, Technical Editor, Electronic Design

Electronic Design LeapFrog Article, February 2004 – Thanks to an innovative architecture, this system enables 32 POL converts to communicate effectively under the guidance of a single system controller.

Architecture Tackles Power Management Complexity – By David Morrison, Editor, Power Electronics Technology

Power Electronics Technology Article, February 2004 - Power-One resolves the complexity and performance power conversion and management issues with its new power architecture, the Z-One digital intermediate bus architecture (digital IBA).

DC/DC Power Management Using Summit Controllers

This application note describes power conversion and management for a power system designed to convert a  -48V bus into the multiple DC voltages typically required by network processors, DSP's, and ASIC's.

Cooling DC/DC Converters

This general application note provides basic information about DC/DC converter thermal management including altitude derating, thermal calculations, wave soldering profiles, and using heatsinks.

Input Current Calculation

How to calculate input current to a power supply having capacitive input