AR RF/Microwave Instrumentation has provided its power amplifier, the model 700S1G4, to NASA in order to create a connection with the International Space/Earth Explorer 3 (ISEE-3), which was launched by NASA in the 1970s. “The 700S1G4 is a 700-watt, portable, self-contained, air-cooled, broadband, completely solid-state amplifier designed for applications where instantaneous … [Read more...]
New Power MOSFET Introduced
A new power MOSFET, also known as the Si8457DB, has been released by Vishay Intertechnology, Inc. This 12 V Chipscale MICRO FOOT is intended to lengthen battery life and reduce power consumption in electronic devices. Features of the Si8457DB include a low on-resistance at 1.8 V, extra safety features, space savings, less power usage, an extremely low voltage drop, less wasted … [Read more...]
Introduction of New Module yields ‘Industry First’
Cree, Inc. has released an all-SiC power module. The 1.7kV Power Module in an industry standard 62mm housing has lower production costs, smaller size, and lighter weight than typical products. The module also has a 10-times higher switching efficiency and 8mOhm on-resistance efficiency. The switching efficiency and voltage capability of the new module enables simplified … [Read more...]
New High-Voltage MOSFETs Offer Greater Efficiency
Vishay Intertechnology, Inc. announced its first 500 V High-Voltage MOSFETs. The new MOSFETs were built on E Series Super Junction Technology, have high power density and greater efficiency and are are also RoHS compliant with the ability to withstand extremely high energy pulses. Features of these new MOSFETs include a low on-resistance of 145 mΩ, and a very low gate charge … [Read more...]
New Filters Meet Mil/Aero Certifications
Astrodyne Corporation, a company that offers power supply products, has announced new EMI and RFI Filters. These filters are reliable because they meet the standard for shock conformance. “Designed to meet all necessary Mil/Aero certifications, requirements and EMI testing, including MIL-STD-461, MIL-STD-220, TEMPEST, RTCA-DO160 and manufactured in ISO 9001:2008 and AS9100 C … [Read more...]
New Package of Rectifiers Available
Vishay Intertechnology, Inc. has just announced its new Gen-2 TMBS Rectifiers. Benefits of these rectifiers include the ability to withstand 200 V, low forward voltage drops down to 0.65 V and an ability to operate in temperatures as high as 175 degrees Celsius. This new product offers high efficiency for users and also for LED lighting. There are also four power packages … [Read more...]
IEC/TR 62681:2014 – Electromagnetic Performance of High Voltage Direct Current (HVDC) Overhead Transmission Lines
The International Electrotechnical Commission (IEC) has published IEC/TR 62681:2014, “Electromagnetic Performance of High Voltage Direct Current (HVDC) Overhead Transmission Lines.” The new amendment is available in the IEC’s webstore here. "IEC/TR 62681:2014 provides general guidance on the electromagnetic environment issues of HVDC transmission lines. It concerns the major … [Read more...]
Filters Mitigate Harmonics for Range of Power Loads
MTE Corporation has extended its Matrix AP harmonic filter line with the new 1600A, 2000A, and 2300A harmonic filters. Operating at over 99 percent efficiency, MTE’s Matrix AP harmonic filters address demands for improved power quality. The filters include the company’s patented adaptive passive technology, allowing them quickly adapt their impedance in response to changing … [Read more...]
Wireless Charging Approach Could Power Vehicles on the Move
A new approach for transmitting power wirelessly to electric automobiles could bring the development of highway stations capable of powering fast-moving vehicles closer to reality. Researchers at North Carolina State University have developed new techniques for transferring power to moving electric vehicles that improves on previous methods. The team designed a series of … [Read more...]
Researchers Discuss Narrowband EM Absorbers in New Research
While providing an overview of different types of narrowband electromagnetic absorbers, researchers from the Zhejiang University in Hangzhou and the Taiyuan University of Technology in China point out ways to create effective broadband/multiband absorbers with crucial applications in fields like solar-energy harvesting. The review article “Plasmonic and metamaterial structures … [Read more...]
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