Powering Communications

April 2014

High-speed isolation in ultra-low-power applications

Mark Cantrell, Analog Devices

Isolation has been considered a necessary burden by designers. It is necessary because it makes electronics safe for anyone to use. It is a burden because it limits communication speed and consumes a lot of power and board space. Old-technology optocouplers and even many, newer digital isolators co

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Date:

04/30/2014

STMicro explains their latest Qi wireless charging solution (PSDtv)

In this episode of PSDtv STMicroelectronics demonstrates their latest wireless power transmission solution for battery charging for Power Systems Design. The Qi-standard system also enables data transmission through the power interface. STMicroelectronics

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Date:

04/30/2014

ARM enhances IP suite for 2015 mid-range mobile and consumer apps

ARM announced an enhanced suite of higher performance and more energy-efficient products specifically designed for the rapidly growing mid-range mobile and consumer electronics markets. The suite, comprised of processor, graphics processor and physical IP, is an update to ARM’s mid-range IP offering targeting de

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Date:

04/30/2014

Globalstar claims lowest-power satellite network chipset for M2M solutions

STX3 simplex satellite global transmitter

Globalstar claims lowest-power satellite network chipset for M2M solutions

Globalstar launched the STX3 simplex satellite global transmitter, claiming the lowest power-consuming technology currently on the market. This makes the STX3 a key requirement for customers whose monitoring devices are dispersed in remote and harsh environments. Globalstar engineers have shrunk the chip te

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Date:

04/30/2014

BEAR Power releases self-monitoring AC/DC converter with auxiliary DC input

BEAR Power 75-Watt industrial power supply

BEAR Power releases self-monitoring AC/DC converter with auxiliary DC input

BEAR Power Supplies introduced a self-monitoring AC-DC converter for outdoor industrial applications. An auxiliary 24 V DC input provides back-up power to the universal AC input, and facilitates operation in remote areas using generators, photovoltaics or other alternative sources. The self-monitoring feature al

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Date:

04/29/2014

Using micro converters for board-level DC/DC

Yojiro Shiina, Torex Semiconductor

Miniaturization and a low profile are demanded of the semiconductors and electronic components used in portable devices such as smartphones and tablets. Accompanying the lower voltages and larger currents used in semiconductors in devices, DC/DC converters, which have a higher conversion efficiency than linear reg

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Date:

04/29/2014

Econais claims smallest, smartest and most integrated Wi-Fi module

EC19W01 802.11b/g/n Wi-Fi SiP module

Econais claims smallest, smartest and most integrated Wi-Fi module

Econais, a technology leader in smart ultra low power miniature Wi-Fi module solutions for the Internet of Things, announced the EC19W01, world’s smallest, smartest and most integrated 802.11b/g/n Wi-Fi System In Package (SiP) module. The EC19W01 offers low power drain and features fully integrated MCU, Wi-Fi, clou

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Date:

04/28/2014

Buck-boost 3A supercapacitor charger features active capacitor balancing for fast charging

LTC3128 input current-limited buck-boost supercapacitor charger

Buck-boost 3A supercapacitor charger features active capacitor balancing for fast charging

Linear Technology introduced the LTC3128, a high efficiency, input current-limited buck-boost supercapacitor charger with active charge balancing for 1 or 2 series supercapacitors. The LTC3128 features an average input current limit that can be programmed up to 3A with +/-2% accuracy, preventing power source ove

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Date:

04/28/2014

Compact 3-phase 1kVA sine wave inverter system suits industrial apps

CTP 1K series rugged modular dc-ac inverter system

Compact 3-phase 1kVA sine wave inverter system suits industrial apps

ABSOPULSE Electronics’ CTP 1K series of rugged modular dc-ac inverter systems employ microprocessor controlled technology to deliver 3-Phase 1000VA output power with pure sine wave output voltage. The CTP 1K series is suitable for industrial applications where a low power, three phase AC voltage solution is re

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Date:

04/28/2014

Nanogenerator empowers acoustic energy harvesting

Triboelectrification-based thin-film nanogenerator

Nanogenerator empowers acoustic energy harvesting

As a vastly available energy source in our daily life, acoustic vibrations are usually taken as noise pollution with little use as a power source. Now scientists from the Georgia Institute of Technology, Chongqing University and Beijing Institute of Nanoenergy and Nanosystems we have developed a triboelectrification-based th

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Date:

04/28/2014

Toshiba starts first mass production of 15nm NAND flash memories

15-nanometer (nm) process technology will apply to 2-bit-per-cell 128-gigabit NAND flash memories

Toshiba starts first mass production of 15nm NAND flash memories

Toshiba has acheived 15-nanometer (nm) process technology, which will apply to 2-bit-per-cell 128-gigabit (16 gigabytes) NAND flash memories. Mass production with the technology will start at the end of April at Fab 5 Yokkaichi Operations, Toshiba’s NAND flash fabrication facility (fab), replacing second generation 19

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Date:

04/23/2014

Indium Corporation to feature Heat-Spring thermal Interface material at PCIM 2014

Heat-Spring thermal interface material

Indium Corporation to feature Heat-Spring thermal Interface material at PCIM 2014

Indium will feature its Heat-Spring® thermal interface material at PCIM 2014, May 20-22 in Nuremberg, Germany. Heat-Spring is a patented technology designed to deliver superior performance compared to thermal greases or other metal TIMs. Heat-Springs offer uniform thermal resistance at lower applied stresses in

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Date:

04/23/2014

LynTec highlights their power control and distribution systems at PLASA Focus: Baltimore 2014

RPCR relay panel

LynTec highlights their power control and distribution systems at PLASA Focus: Baltimore 2014

LynTec, a leading manufacturer of customized electrical power control for professional audio, video, and lighting (AVL) systems, will highlight its award-winning Remote Power Control Mobile (RPCM) power distribution panel at PLASA Focus: Baltimore 2014, taking place May 8-9 at the Reitz Arena of Loyola University Ma

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Date:

04/22/2014

Linear's wideband active mixer tops +30dBm IIP3 with 0dB conversion gain

LTC5577 300MHz to 6GHz active downconverting mixer

Linear's wideband active mixer tops +30dBm IIP3 with 0dB conversion gain

Linear Technology's LTC5577 is a 300MHz to 6GHz active downconverting mixer with outstanding +30dBm IIP3 (Input Third Order Intercept) and 0dB conversion gain. The LTC5577 has wide operating frequency capability, covering all cellular bands from 450MHz to 3.6GHz with a single part. Additionally, its IF output por

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Date:

04/21/2014

CamSemi launches ‘fast start’ controllers for 8W & 10W phone chargers

CamSemi’s C2173 and C2174 ‘fast start’ PSS controllers target low cost ‘universal’ USB smartphone chargers and other applications rated at 8W & 10W

CamSemi launches ‘fast start’ controllers for 8W & 10W phone chargers

CamSemi released two ‘fast start’ Primary Side Sensing (PSS) controllers to extend the target applications for the company’s latest generation C2170 family into higher powers. The C2173 and C2174 controllers target low-cost MoU-compliant, USB smartphone charger and other universal input applications typically ra

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Date:

04/18/2014

Vicor delivers power density & digital comm capability with their latest ChiP BCMs

Vicor's ChiP BCM fixed-ratio power converter

Vicor delivers power density & digital comm capability with their latest ChiP BCMs

Vicor announced their latest entries in its portfolio of isolated bus converter modules (BCMs®) based on the company's award-winning Converter housed in Package (ChiP) power component platform. Supplying up to 1.75 kW at 50 V with 98% peak efficiency and power density of 2750 W/in3, Vicor's ChiP BCM fixed-ratio power

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Date:

04/16/2014

British battery firm to launch modular smart battery system in the US

Intelligent Power Vault

British battery firm to launch modular smart battery system in the US

UK based battery and charger design, development and manufacturing company Accutronics is set to launch its Intelligent Power Vault, a modular Lithium-Ion battery system in the USA at the MedTechWorld MD&M West show. The event is to take place on February 11-13, 2014 in the Anaheim Convention Centre in California. Th

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Date:

04/15/2014

Vishay explains their latest VRPower ICs and MOSFETs (PSDtv)

In this episode of PSDtv Vishay describes their latest VRPower ICs and MOSFETs, including their SiC620R 70A DrMOS power stage for high-frequency switching,for Power Systems Design. The design features improved thermal performance and cooling, among other advantages. Vishay

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Date:

04/15/2014

International Rectifier demonstrates their latest digital power solutions (PSDtv)

In this episode of PSDtv International Rectifier explains some of their demonstrations highlighting their latest digital controllers and PowIRStage® solutions for Power Systems Design. IR's PowIRStage family addresses the challenging power conversion demands of next-generation servers, storage and communi

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Date:

04/14/2014

Linear Technology releases high-reliability H-grade and military MP-grade versions of the LTC3612 high-efficiency 4MHz synchronous buck regulator

LTC3612 high efficiency 4MHz synchronous buck regulator

Linear Technology releases high-reliability H-grade and military MP-grade versions of the LTC3612 high-efficiency 4MHz synchronous buck regulator

Linear Technology announces their latest high-reliability H-grade and military MP-grade versions of the LTC3612, a high efficiency, 4MHz synchronous buck regulator that incorporates a constant frequency, current mode architecture. The device can deliver up to 3A of continuous output current at output voltages as

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Date:

04/14/2014

STMicro's STM32F4 microcontrollers launch new generation of devices

STMicroelectronics STM32F401 microcontroller

STMicro's STM32F4 microcontrollers launch new generation of devices

STMicroelectronics’ latest STM32F401 microcontrollers are the first in a new line of STM32 Dynamic Efficiency™ devices that combine multiple technologies to offer the best balance of dynamic power consumption and execution performance, while boosting feature integration. Combining high energy efficienc

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Date:

04/11/2014

Atmel demonstrates their Internet of Things WiFi touch-control interface (PSDtv)

In this episode of PSDtv Atmel explains how their latest WiFi-enabled touchscreen control solution for cloud-based devices in the Internet of Things for Power Systems Design. Atmel low-power Wi-Fi solutions cover a wide range of applications requiring support for legacy Wi-Fi, as well as Wi-Fi Direct. Wi-Fi

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Date:

04/10/2014

Sunrise Micro Devices & Wicentric create Bluetooth smart software solution for its first sub-volt IoT product

Wireless intellectual property (IP) company Sunrise Micro Devices (SMD), has partnered with Wicentric, a leader in Bluetooth software solutions, to develop powerful and efficient protocol stack software optimized for CORDIO™ BT4 radio core, SMD’s first radio core offering from the CORDIO family of sub-volt wi

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Date:

04/09/2014

Microchip introduces power monitoring IC offering signal acquisition and power calculation

MCP39F501 highly integrated, single-phase power-monitoring IC

Microchip introduces power monitoring IC offering signal acquisition and power calculation

Microchip Technology, a leading provider of microcontroller, mixed-signal, analog and Flash-IP solutions, announced a power monitoring IC, the MCP39F501. This device is a highly integrated, single-phase power-monitoring IC designed for real-time measurement of AC power. It includes two 24-bit delta-sigma ADCs, a

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Date:

04/09/2014

Nordic Semiconductor announces major release of its Bluetooth low energy protocol stack for nRF51 Series

The latest version of Nordic's nRF51 Series Bluetooth low energy stack includes over-the-air firmware upgrade capability

Nordic Semiconductor announces major release of its Bluetooth low energy protocol stack for nRF51 Series

Ultra low power (ULP) RF specialist Nordic Semiconductor released S110 SoftDevice v7.0, the next major release of its Bluetooth® low energy stack, for the nRF51822 Bluetooth low energy and 2.4GHz proprietary System-on-Chip (SoC) and the nRF51422 ANT™ and ANT/Bluetooth low energy multiprotocol SoCs. (A SoftDevice is

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Date:

04/08/2014

Nujira to present at LTE Innovation Summit

Nujira, a leader in Envelope Tracking (ET) technology, will be speaking at the 2014 LTE Innovation Summit, a technical leadership event hosted by Rohde & Schwarz, April 9-10, San Diego, California. Highlighting the key role that ET will play in the future of 4G devices, Ben Bartram, Staff RF Systems Eng

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Date:

04/08/2014

Dialog's Bluetooth Smart DA14580 sees early success in health and fitness market

Dialog Semiconductor, a provider of highly integrated power management, AC/DC, solid state lighting and Bluetooth® Smart wireless technology, announced the use of its SmartBond™ DA14580 System on Chip (SoC) in the Cateye Strada Smart Cyclocomputer. The DA14580 meets the demanding requirements fuelled by the gro

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Date:

04/08/2014

Power Supply Failure Survey – Part III

Dr. Ray Ridley, Ridley Engineering

In this third article about power supply failures, the magnetics are examined for their contribution to the failure rate. These are usually the least understood of all components, and poor magnetics design can lead to many different failure mechanisms in power supplies. Power Supply Failure Survey The LinkedIn sit

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Date:

04/06/2014

Low power design – how low is enough?

Tony Armstrong, Linear Technology

The portable power application space is both broad and diverse. Products range from wireless sensor nodes (WSNs) that consume average power measured in microwatts to cart-based medical or data acquisition systems with multi-hundred Watt-hour battery packs. However, despite this variety, a few trends emerge – de

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Date:

04/05/2014

Sunrise Micro Devices is empowering the IoT with radio design in IP form

Sunrise Micro Devices, an expert in sub-volt wireless design, is now a wireless intellectual property (IP) company delivering complete radio solutions to help accelerate the deployment of Internet of Things (IoT) devices. Standards-based wireless technologies offer interoperability and enable low-power wireless se

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Date:

04/04/2014

Advanced design topics for off-line flyback power supplies – Part 1

Jason Guo, Fairchild Semiconductor

The flyback is the simplest and most commonly used isolated power-converter topology, able to step voltage up or down while providing galvanic isolation from the ac mains in off-line applications. It is the most cost-effective topology for powering many kinds of electronic equipment, having acceptable ef

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Date:

04/04/2014

Enterprise cloud spending to soar to new heights

Cisco’s recent announcement that it will construct the world’s largest network of clouds with its partners will allow the company to cash in on the global trend of rising expenditures among enterprises for cloud architecture and services, according to a new report from IHS Technology. Building on its pr

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Date:

04/03/2014

Linear's 80V synchronous SEPIC/inverting/boost DC/DC controller delivers up to 10A

LT8710 synchronous SEPIC, inverting, boost and flyback multi-topology DC/DC controller

Linear's 80V synchronous SEPIC/inverting/boost DC/DC controller delivers up to 10A

Linear Technology announced the LT8710, their first synchronous SEPIC, inverting, boost and flyback multi-topology DC/DC controller. This synchronous device replaces the output diode with a high efficiency P-channel MOSFET, increasing efficiency, maximum output current (up to 10A) and eliminating the heat sink typ

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Date:

04/03/2014

Mitsubishi Electric introduces 400V UPS for high-density data centers

Mitsubishi 9950A three-phase, on-line double-conversion UPS

Mitsubishi Electric introduces 400V UPS for high-density data centers

Mitsubishi Electric, an industry leader in designing and manufacturing reliable, environmentally friendly uninterruptible power systems (UPSs), announced its 9950A UPS that provides mission-critical operations with an efficient UPS design for 400 volt power distribution infrastructures. Widely adopted in Europe an

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Date:

04/03/2014

Semiconductors as key components in the smart grid

Martin Schulz, Infineon Technologies

The classical, centralized power supply grids today face a transition into a so-called smart grid. This smart grid can be understood as a system of systems or the sum of interlinked minigrids with massively decentralized energy generation, storage and consumption. Though today’s large-scale power plants will re

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Date:

04/03/2014

Advanced T-type NPC- 3 level modules: A novel possibility with RB-IGBT’s

Nitesh Satheesh and Terry Takaku, Fuji Electric

A novel IGBT structure was developed with reverse-blocking capabilities comparable to the forward voltage rating of the IGBT. This new device, known as the RB-IGBT, was used to create a 3 level advanced neutral point clamping power converter that shows better loss characteristics than standard 3 level converters. The results o

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Date:

04/03/2014

Enhancing switch-mode power performance with RDS(on) current sensing

Tom Ribarich, International Rectifier

Typical switched-mode power converters today include circuitry for monitoring the current flowing through a switching power MOSFET or IGBT for regulating or limiting peak current levels. This is necessary to protect the switch against high peak currents that can damage components or saturate inductors. A low-ohmic re

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Date:

04/01/2014

ROHM Semiconductor at PCIM 2014: novelties and key products

ROHM Semiconductor will present its latest power management product designs at PCIM, a leading trade fair for power electronics, in Nuremberg, from May 20 – 22, 2014 (Hall 9, Booth 211). The novelties offer beneficial characteristics resulting from latest material research, packaging and manufacturing expertise an

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Date:

04/01/2014

ULE Chipset serves home automation, security, and life-safety devices

DSP Group, a leading global provider of wireless chipset solutions for converged communications, and Crow Electronic Engineering, a leading provider of advanced security and control solutions for the worldwide integrated security market, announced that Crow has started manufacturing of a full range of ULE-ena

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Date:

04/01/2014

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