High efficiency slim DIN Rail power supplies offer redundancy module option

XP Power announced the DSA series of three ultra slim DIN rail industrial AC-DC power supplies and the complementary DSA-DP20 ORing redundancy module. The highly efficient DSA series…

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TDK-Lambda DC-DC converter series extended With additional output voltages

TDK Corporation announces the introduction of an extension to the TDK-Lambda PH-A280 series of DC-DC power modules with high voltage DC input. Operating from a wide range DC…

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Raytheon presents Powerex with Supplier Award

On May 27, Michael Shaughnessy, Vice President of Integrated Supply Chain for Raytheon Integrated Defense Systems (IDS) and Diane Foley, Senior Director of Mission Assurance for Raytheon Integrated…

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Powerex releases integrated power module

Product Description: The Powerex Integrated Power Module (PIPM) is a configurable IGBT-based power platform. Product Ratings and Characteristics: The module has rated power outputs from 75-229 KW and…

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Transimpedance Amplifier: Which power chain should I consider to maximize performance?

The behavior of a transimpedance amplifier relates directly to the performance of its power supply. Here a low-dropout design with a high power-supply-rejection-ratio can help. Xavier Ramus, Product…

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Nichicon introduces the UCH series surface mount electrolytic capacitor

Nichicon Corporation has released a new line of surface mount electrolytic capacitors called the “UCH series.” The use of a new low-resistance electrolyte and a new internal structure…

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Astrodyne TDI offers rugged, digitally controlled test rectifier for cathodic protection

Astrodyne TDI, a global developer and manufacturer of specialized power solutions, has introduced a rugged and portable test rectifier.  The Lightweight Test Rectifier (LTR), part of the Defender…

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GaN power circuit with integrated bootstrap FET

Designed specifically for resonant wireless power transfer applications, the EPC2107 (100 V) and EPC2108 (60V) eGaN power integrated circuits include monolithic half bridge and integrated bootstrap functions for…

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Cellular device kits for M2M designs from Symmetry Electronics

Symmetry Electronics has made starting a Cellular M2M Design very easy with custom Cellular IN-A-BOX kits based on Telit M2M modules. The various cellular technologies supported include: LTE,…

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Basics of cooling transistors, IGBTs, and power FETs with heat sinks and PCBs

By Chris Francis When designing any electronics that consumes a significant amount of power you need to consider where that power is going to go. With power electronics –such…

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30W 1 inch by 1 inch DC-DC Converters Have 4:1 Input Range from TDK-Lambda

June 2015 – Power Supply Product TDK Corporation announces the introduction of the TDK-Lambda 30W CCG30G series of DC-DC converters. Operating over a 4:1 input range, these highly…

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Choosing Ceramic Capacitors

It may seem a bit mundane but choosing ceramic capacitors can cause some problems and confusion. Ceramic capacitors have taken over from aluminum electrolytic capacitors and tantalum electrolytics…

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Printed circuit board card guides

A new assortment of durable Nylon card guides for vertical mount circuit boards are among the latest circuit board mounting devices available from Keystone Electronics Corp. Engineered to…

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Dialog Semiconductor extends power management leadership in China

DA9210 sub-PMIC powers MediaTek MT6795 processor in HTC One M9+ and E9+ Android based smartphones Dialog Semiconductor plc (FWB:DLG), a provider of highly integrated power management, AC/DC power…

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GlobTek’s up-to 60 watt universal input regulated switchmode AC-DC open frame power supply

GTM43007 represents GlobTek’s entry into ultra-small range of open frame ruggedized power converters, which adds to its existing broad line of wall plug-in, desktop and other open-frame power…

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USB AC adapter/power supply certified to ANSI/AAMI ES60601-1

USB AC Adapter/Power Supply Certified to ANSI/AAMI ES60601-1 for the United States and Canada and EN/IEC 60601-1, 3rd edition for Europe, Asia, and Africa and is rated up…

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Understanding and using charge amplifiers

A charge amplifier is not the most common type of amplifier, but very useful in the right circumstances, it is really a current integrator which produces a voltage…

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Gallery: Cool technology at APEC 2015

The recently concluded Applied Power Electronics Conference and Exposition in Charlotte, N.C. showcased a variety of new developments in wide bandgap semiconductors, LEDs, power converter topologies, and much…

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DC backup power in new Ultra Capacitor Modules

Altech Corp. now sells a new DC back-up power device. Called DC/UPS Ultra Capacitor Modules, they can be used in place of a battery for backup power. They are DIN-rail mountable, virtually maintenance free and carry none of the hazards of a battery. Voltages include 12V and 24Vdc from 1,000 up to 10,000 W of energy in


Power converters with GaN

by Alex Lidow, CEO, Efficient Power Conversion Corp. It can be tricky to analyze power supply designs incorporating GaN power devices. Here are the basics of calculating losses…

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High switching frequencies come to laptop chargers

New designs for switch-mode power supplies are pushing frequencies higher as a way of cramming circuitry into smaller and smaller volumes. An indication of the trend can be…

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Move over, wave power — Vortex device aims to harvest energy from water

Pilot projects aimed at generating electrical energy from the motion of ocean waves have gotten a lot of press. The Scottish government, for example, has now approved the…

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Better barriers make lithium batteries hard to beat

An advanced barrier between the electrodes in lithium-ion batteries could help head off fires and overheating that occasionally arises in laptops or industrial applications. The barrier uses nanofibers…

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Gallium Nitride power FETs go into mass production

Fujitsu Semiconductor group’s CMOS-compatible, 150-mm wafer fab in Japan has started mass production of Gallium Nitride (GaN) power devices for switching applications. The facility is providing GaN foundry…

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Power supply makers get ready for tighter energy efficiency regs

Tougher Energy Star standards kick in next year. Some manufacturers may not be able to handle its more stringent mandates. The latest round of energy efficiency standards for…

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