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Switching Regulators are Pin-to-Pin Replacements for 78xx Linear Products

April 18, 2011 7:55 am | Product Releases | Comments

Aimtec adds two new series of DC/DC switching regulators to its complete product offering of over 40 non-isolated, switching regulators as pin-to-pin replacement to 78xx linear regulators

Lithium Ion Battery Targets High-Rate Applications

April 18, 2011 4:53 am | Product Releases | Comments

Panasonic has introduced a new high rate lithium ion cell, the CGR18650CH. The cell’s Nickel Manganese-based cathode material delivers higher discharge rates and better energy density and voltage than comparative cells.

Smarter Power for Smart Meters

April 15, 2011 12:18 pm | by Tom Larsen, Strategic Market Development Manager, Palladium Energy | Articles | Comments

Since the smart grid was first implemented in Italy in 2005, municipal governments in American cities, such as Austin, TX and Boulder, CO have started switching to smart meters in order to save energy, reduce costs and increase reliability and transparency.

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Fairchild Semiconductor's FSQ510 SMPS Power Switch

April 15, 2011 5:43 am | Videos | Comments

Fairchild Semiconductor's FSQ510 supports energy efficient power supplies. It is an integrated valley switching pulse width modulation (VS-PWM) controller and SenseFET specifically designed for offline switch-mode power supplies.

High-voltage, SiC Power Switch Features Logic-level Gate Control

April 14, 2011 12:02 pm | Product Releases | Comments

CISSOID introduced a high-temperature silicon carbide high-voltage switch with seamless gate control through a simple logic-level 0/5V. CHT-JUPITER is a 600-V normally-off switch rated for

Electro Magnetic Interference sources on a power supply

April 14, 2011 11:14 am | by Shane Callanan, Excelsys Technologies | Articles | Comments

EMI is everywhere. Even mother mature provides many sources of electromagnetic interference, and our own sun is a source of much radiation on a daily basis. However for electrical equipment we usually only have to deal with man made sources of radiation.

Position Sensors Enhance Solar Energy Output

April 14, 2011 7:31 am | Product Releases | Comments

POSITAL's Optocode (OCD) rotary encoders and Accelens (ACS) inclinometers, when used in tracking systems of advanced solar power installations, provide the controller with

LED Control IC Increases Efficiency, Simplifies Design

April 14, 2011 7:24 am | International Rectifier | Product Releases | Comments

International Rectifier today introduced the IRS2548D Switched Mode Power Supply (SMPS) control IC for energy efficient applications for high power Light Emitting Diode (LED) illumination including LED street lighting, stadium lighting and theatrical lighting.

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Power Supply Line Targets High Current Applications

April 14, 2011 6:22 am | Product Releases | Comments

B&K Precision has added five new value-priced DC power supplies to their already impressive product offering: models 1693, 1694, 1900, 1901, and 1902. These new switch mode power supplies provide current up to 60 amps and power up to 960 watts...

The Tinker's Toolbox - CEI Launches New Power Division

April 13, 2011 10:59 am | Podcasts | Comments

In this episode we talk to Robert Van Horn, Michael Schulte, and Jonathan Dokuchitz of Custom Electronics Inc. (CEI) about their launch of a new power division to address advanced power distribution applications. 

Determining the practical limit for boost factor in DC-DC voltage conversion

April 13, 2011 6:36 am | by Emir Serdarevic, austriamicrosystems | Articles | Comments

Today almost all portable devices are powered by low-voltage batteries. However, these same devices must power some circuits -- like LEDs -- that require higher supply voltages. There is therefore a clear need for boost voltage conversion.

Delivering the Industry’s Best 60A Current Rating

April 13, 2011 5:23 am | by Carl Smith & Wenkang Huang, International Rectifier | Articles | Comments

Next generation high performance server, storage and communication system CPU’s, GPU’s and DDR memory have increasingly challenging power management requirements of up to 300A load currents at very low voltages of around 1V.

Motor-run Caps Said to Offer 44 Percent Volume Reduction Over Conventional Caps

April 12, 2011 2:32 pm | Product Releases | Comments

The EPCOS MotorCap DM (direct mold) Series of motor run capacitors is implemented in a new housing technology in which the capacitor windings are directly molded in plastic, allowing

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Silicon Carbide Schottky Diodes Tout Low Forward Voltage, Fast Recovery Time

April 12, 2011 2:06 pm | Product Releases | Comments

Rohm Semiconductor announced the availability of the SCS1xxAGC Series of high-performance silicon carbide (SiC) Schottky barrier diodes (SBD). According to the company, this new class of SiC diodes offers

Ceramic Chip Capacitor Array Comes in EIA 0508 Size

April 12, 2011 1:53 pm | Product Releases | Comments

The KEMET Ceramic Chip Capacitor Array is a passive technology where multiple capacitor elements are integrated into one common monolithic structure. Features include

Polymer Tantalum Cap Series Touts Greater Capacitance in Smaller Form Factors

April 12, 2011 11:47 am | Product Releases | Comments

KEMET expanded its Polymer Tantalum portfolio. The T528 Low equivalent series resistance (ESR)/ equivalent series inductance (ESL) Series, T521 High Voltage Series and T520 Polymer Tantalum Series all feature

Anti-moisture Metal Film Resistors Handle Up to 1600 VDC

April 12, 2011 11:21 am | Product Releases | Comments

Stackpole Electronics released the RNV Series of axial leaded metal film resistors. The series has a standard ¼-Watt body size and is able to handle voltages up to

Normally-off SIC JFET Family Handles up to 50 kW

April 11, 2011 1:05 pm | Product Releases | Comments

SemiSouth Laboratories, Inc. has announced that it is shipping its latest range of vertical trench JFETs – including a normally-off family of devices to handle up to 50 kW – in commercial volume quantities. The company asserts

DC-DC bus converter combines high efficiency with wide input range

April 11, 2011 9:09 am | Murata Power Solutions Inc. | Product Releases | Comments

Murata Power Solutions has introduced a new cost effective Regulated Bus Converter (RBC) that delivers up to 210W output power, with a Vin range of 36-75V, ultra-high efficiency (92.5% @ full load) with Vout regulation (±1.5%) in a quarter brick open frame package.

Power Film Capacitors for Inverter Apps Are Rated U to 1300 VDC

April 11, 2011 8:32 am | Product Releases | Comments

Spectrum Advanced Specialty Products offers DC link power film capacitors with voltage ratings up to 1300 VDC. These power capacitors use segmented, self-healing metallized polypropylene, internally fused using a

Low Power Current Monitors Assert Accurate Current Measurement

April 11, 2011 8:23 am | Product Releases | Comments

With an operating current of 3 µA, the ZXCT11xx Series of low power high-side current monitors from Diodes Incorporated provides accurate, high efficiency measurement of load current in motor drive, overload

Capacitor Simulation Tool Is Updated with New Libraries

April 11, 2011 8:19 am | Avx Corporation | Product Releases | Comments

AVX has expanded the capabilities of its SpiTanIII software to enable designers to view all basic characteristics and parameters for tantalum and Oxicap (niobium oxide) capacitors. The company has

Power supply allows users to develop higher-density systems

April 11, 2011 5:58 am | Product Releases | Comments

Digital Power’s Compact Peripheral Component Interface (CompactPCI) series represent AC-DC and DC-DC power supplies delivering up to 600Watt of continuous power.

AC module designed for use in any MicroTCA enclosure

April 11, 2011 5:07 am | Product Releases | Comments

Digital Power announces the release of its new MicroTCA 600 watt AC product, the PS-1138, an AC-DC, double–width, full-size (6 HP) MicroTCA compliant power module. The Digital Power PS-1138 is a high-power AC module designed for use in any MicroTCA enclosure.

House Passes Bill Protecting Companies from Lithium Batteries Hazardous Materials Classification

April 9, 2011 6:20 pm | by PowerPulse.net | News | Comments

The United States House of Representatives has approved legislation that would prevent the U.S. from enacting a proposed rule limiting lithium-ion battery shipments by classifying the batteries as hazardous materials. The legislation addresses a...

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