Power

Power electronics is a key element in the world of electronic design and engineering and electronic engineers need to have a thorough understanding of this area if they’re going to create successful products.

In this section, New Electronics keeps designers up to date with the latest developments in the power electronics market – everything from DC/DC converters to IGBTs to battery technology. In fact, New Electronics covers any power product that can go on a PCB.

FTDI Chip adds graphic toolchain package to EVE offering

FTDI has sought to bring more support to its Embedded Video Engine (EVE) product offering with the introduction of the EVE Screen Designer - available now to download for free. Suitable for use with Windows operating systems (Windows 7 and above), this sophisticated, but easy-to-operate development suite has been developed to enable the creation of advanced human machine interfaces (HMIs), via EVE’s object-oriented approach, without any understanding of EVE display lists. This means that it is far more accessible to graphic designers who are concerned primarily with the look and feel of the HMI.

Next generation PMBus digital controller targets high-performance computing

Powervation has launched a high-performance digital DC/DC controller for FPGA, ASIC, and POL power for communications & computing applications. Designed for key rails that require precision output voltage regulation and tight control during transient conditions, the PV3105 digital controller provides low jitter and low output voltage ripple, and improved transient response, making it suitable for powering low-voltage, high current rails on leading process nodes for ASICs/FPGAs.

New 7kW 3-phase AC/DC power supply from Murata

Murata Power Solutions has unveiled the D2U5T-H3-7000 3-phase input hot-swappable AC/DC power supply. Fan cooled this efficient power supply, typically up to 95.5% overall efficiency at 50% full load, provides a 54 VDC main output at up to 7,000 Watts from a 480 VAC input.

andersDX delivers entry level Embedded UI

andersDX has created an entry level DX series embedded display platform with the launch of the DX1, based on the 600MHz ARM Cortex-A8 processor from Texas Instruments. The DX1a features an integrated TFT touch screen and is preloaded with Linux, Android or Windows CE. With the addition of application software, it becomes a fully working prototype system.

Fully encapsulated 50A digital power module from Intersil

Intersil has unveiled the ISL8272M, its first 50A fully encapsulated digital DC/DC PMBus power module. The device is a complete step down power supply that delivers up to 50A from industry standard 12V or 5V input power rails. Four modules can be combined to provide up to 200A.

Two phase 90A POL DC/DC module

Ericsson has launched a two phase 90A digital point of load (POL) DC/DC power module that offers compensation free performance and the ability to connect modules in parallel to provide up to 360A.

DC/DC converters feature non linear adaptive control

The iEH series of 300W 1/8th brick DC/DC converters from TDK-Lambda are said to use digital non linear adaptive control to improve dynamic response, system stability and reliability. This, says the company, makes the devices suitable for demanding applications, including communications and test and broadcast.

Synchronous buck switching regulator delivers 2A

The ISL8002B synchronous buck switching regulator from Intersil delivers up to 2A from a 2.7V to 5.5V input supply. Switching at 2MHz is said to provide better transient response, whilst features such as programmable soft start and output tracking and sequencing of programmable devices increase system reliability for point of load conversion.

New digital controllers come with programmability and digital features

Powervation has introduced a new series of digital DC/DC controllers for gaming & high-performance motherboards, embedded computing, networking, and telecom applications. The PV3203 & PV3205 digital dual-phase controllers offer fast transient response and a number of new features intended to improve power supply and system performance, while reducing overall bill of material component cost.

Intersil unveils synchronous buck regulator for FPGAs and MCUs

The new ISL8002B synchronous buck (step-down) switching regulator from Intersil has been designed to deliver up to 2A of continuous output current from a 2.7V to 5.5V input supply. Along with the device’s 2MHz switching frequency it provides additional programmable soft-start, and output tracking and sequencing of FPGAs and microprocessors, providing increased system reliability for point-of load conversions in networking, factory automation, instrumentation, and medical equipment.

Microchip LoRa technology looks to enable IoT

Microchip has launched the first in a series of modules for the LoRa technology low-data-rate wireless networking standard, which enables Internet of Things (IoT) and Machine-to-Machine (M2M) wireless communication with a range of more than 10 miles (suburban), a battery life in excess of 10 years, and the ability to connect millions of wireless sensor nodes to LoRa technology gateways.

EnOcean adds data encryption to wireless sensors portfolio

Energy harvesting wireless technology specialist, EnOcean, has added encrypted data communication to its complete range of energy harvesting wireless sensor modules. These security mechanisms can optionally be activated and prevent different types of attacks, including replay and eaves-dropping attacks or forging messages.

Differential current transformer for current measurements up to 10 A

HARTING has added a differential current transformer capable of carrying out current measurements at up to 10 A to its family of current sensors for industrial applications. Specifically designed for measurements of ambient conditions in the wind energy sector, the single-piece core transformer combines high functional reliability with extremely high mechanical stability for the most demanding applications.

XP Power launches 30W medical power supply

The EML30 series of 30 Watt single output ultra compact AC-DC power supplies from XP Power has been designed for use in medical applications. The series comes with what is being described as the smallest footprint and the highest power density in the industry when compared to other similar power supplies with medical safety approvals.

EXTreme Guardian Power Connector system packs high power in a small footprint

Molex Incorporated has announced the addition of 2, 3, 4, 5, and 6 circuit harness connector components to its EXTreme Guardian Power Connector system. The new components include non-overmoulded latching cable receptacle housings, terminal position assurance clips (TPAs), and latchable vertical and right angle headers providing power supply manufactures with more options when designing for the high-current density needs in the computing and telecommunication markets.

POL DC/DC converters target embedded applications

Murata Power Solutions is targeting space constrained embedded applications with the OKDx-T/20-W12 and OKDx-T/25-W12 series point of Load (PoL) DC/DC converters. Designed to provide a combination of high power density and efficiency, the PMBus compatible digital power solution is intended to power CPUs, datacom/telecom systems, distributed bus architectures (DBA), programmable logic, and mixed voltage systems in the networking, computing/servers, telecom, and industrial market sectors.

Transient voltage suppression range expanded

Bourns has made what it calls a significant expansion of its high voltage power transient voltage suppressor (PTVS) product line. Offering bidirectional port protection from 170V to 430V, the nine additional PTVS devices are designed to meet IEC 61000-4-5 8/20µs current surge requirements in a range of AC line and high power DC clamping applications, including exposed AC/DC power supplies in outdoor environments.

Cree adds four 650V SiC diodes to its range

Four 650V SiC diodes have been added to Cree's portfolio. Developed in response to the power supply industry's demand for components with a nominal voltage rating higher than 600V, the Cree Z-Rec SiC Schottky diodes enable high efficiency power systems with improved reliability, simplicity and total cost.

MOSFET drivers come in small packages

Microchip has announced what it says is the first in a new family of power MOSFET drivers. Featuring a new driver architecture for high speed operation, the MCP14A005X and MCP14A015X are available in SOT-23 and 2 x 2mm DFN packages. The small packaging enables higher power densities and smaller solutions, while the design targets fast transitions and short delay times that allow for responsive circuit operation.

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