Wide-Bandgap Semis

April 2020
April's Most-Read Articles
These are the technical features that grabbed the most eyeballs throughout the month of April, based on figures from Google Analytics. So while you're hunkered down in the home office (and possibly dealing with cabin fever), reacquaint yourselves with some of PSD's best content. GaN and 48 V - Where are We and Where are We Going? Author: Alex Lidow Ph.D., CEO and Co-founder, Efficient Power C
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Date:
04/30/2020

Compact, low ESR Aluminum Electrolytic Capacitors
Available from a rated voltage of 6.3VDC to 100VDC, the FN series offers wide capacitance values (10µF up to 1800µF), which are between 20% and 80% higher than the long-running FK series. With 2.000 hours lifetime at a rated temperature range from -55°C to +105°C and low ESR feature, the FN series is the so
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Date:
04/29/2020
Pre-Switch appoints Foxy Power to boost sales
Founded in 2016, Pre-Switch has overcome the previously-insurmountable challenges of implementing soft-switching in DC/AC systems with varying input voltage, temperature and load conditions. Pre-Switch uses AI to constantly-adjust the relative timing of elements within the switching system required to force a re
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Date:
04/29/2020
ecosine max series of passive harmonic filters
The new ecosine max filter series FN3470/71, FN3480/81, FN3472/73 and FN3482/83 are based on Schaffner's award-winning ecosine platform and are available with versions for 400 VAC and 480 VAC, and 50 Hz and 60 Hz networks.  They are a key passive power quality product for the higher power ranges (250KW-5
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Date:
04/29/2020
Mouser adds Excelsys Low Voltage Power Supplies
Through the agreement, Mouser Electronics is now stocking Excelsys low-voltage power supplies. The Xsolo ultra-compact, single-output power supplies provide 500 W in a convection-cooled chassis or up to 1008 W in an enclosed, fan-cooled chassis. Offering an output current range of 10.5 A to 42 A a
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Date:
04/29/2020
Toshiba launches two new 80V N-channel power MOSFETs
Both devices are suited to a wide range of power applications where low-loss operation is important, including highly efficient AC-DC and DC-DC conversion in data centres and communication base stations as well as a broad range of motor drive equipment. Both the TPH2R408QM and TPN19008QM are 80V U-MOSX-H prod
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Date:
04/29/2020
Lower TCR - Higher Precision Resistors
The series also features a lower temperature coefficient of resistance than the entire existing product line up.   Industrial relevance   The metal glaze thick film resistive element and three layers of electrodes are an essential characteristic for this group of resistors - and guarantee a state-o
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Date:
04/28/2020
Its accuracy in the measuring range -40 to 125°C is ±0.5°C, while in the range -10 to 60°C it goes down to ±0.25°C. Applications extend from PCB temperature monitoring and system monitoring for power supplies, heating, ventilation, air conditioning and cold chain monitoring, to sensor technology in indus
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Date:
04/28/2020
Automotive-compliant CMOS Clock Buffers
The buffers are designed for low power operation in ambient temperatures of up to 105°C, as found in advanced driver-assistance systems (ADAS), infotainment applications, and automotive gateways. Increasing sophistication of automotive electronics has led to more complex system clock trees. The increased number of cl
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Date:
04/28/2020
Rugged flat flex cable to PCB connection system
CrimpFlex complies with the most rigorous electrical and mechanical requirements. CrimpFlex contacts ensure excellent mechanical retention and electrical contact by piercing the flat-flex cable conductor in 6 points; this is the basis for the Nicomatic patent, and the contacts can pierce cable materials including polyester,
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Date:
04/28/2020
600W half brick DC-DC converter certified to EN 62477-1
This extends the PH-A280 series of 200 to 425Vdc input power modules from 50 to 600W. The new 24V output model is designed for data communications, power transmission and renewable energy applications utilising a 380V HVDC (High Voltage Direct Current) input. The PH600A280-24 model is rated at 24V 25A and h
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Date:
04/28/2020
Ultrasmall gate-driver IC with TDI for high power density
The new device (1EDN7550U) is housed in an ultrasmall (1.5 mm x 1.1 mm x 0.39 mm) 6-pin leadless TSNP package. Infineon's gate-driver ICs with TDIs are key to high-power-density and high-efficiency designs at a lower system cost compared to alternative solutions. The TSNP package (1EDN7550U) occupies a PCB-area fi
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Date:
04/28/2020
PSDcast - The All-GaN Vehicle and GaN in the Auto

Jim Witham, the CEO of GaN Systems

The All-GaN Vehicle was developed by Nagoya University, with tech from GaN Systems, and it demonstrates the viability of GaN in the automotive space and any applications calling for higher voltages, frequencies, temperatures, and efficiencies. On this edition of the PSDcast, we've got our old friend Jim Witham, the
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Date:
04/28/2020
SIMO Power Management IC Cuts Solution Size by Half
This next-generation SIMO PMIC delivers 3 outputs with just one inductor at 91 percent efficiency, which is 16 percent greater than traditional 4-chip systems. With significantly reduced solution size, system designers can pack more functionality in their applications such as wearables, hearables and other compa
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Date:
04/28/2020
Harnessing the Power of Gallium Nitride, Machine Learning

Harish Krishnamoorthy, assistant professor of electrical and computer engineering at the University of Houston, is leading a $2.5 million effort to develop compact electronic power systems.

Military installations, especially on ships and aircraft, require robust power electronics systems to operate radar and other equipment, but there is limited space onboard. Researchers from the University of Houston will use a $2.5 million grant from the U.S. Department of Defense to develop compact electronic po
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Date:
04/27/2020
PCIM Europe 2020 to take place digitally
The event had already been postponed from May to 28 – 30 July 2020, and will now take place again next year. The virtual format will offer a digital alternative for knowledge transfer in early July 2020.   According to the Federal government's guidelines dated 15 April 2020, all major events are prohibited in G
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Date:
04/22/2020
GaN Tech Increases Output of Efficient Display PSUs to 75 W
Power Integrations announced that its InnoSwitch 3-MX isolated switcher IC family has been expanded with the addition of three new PowiGaN devices. As part of a chipset with Power Integrations’ InnoMux controller IC, the new switcher ICs now support display and appliance power supply applications with a continuous ou
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Date:
04/22/2020
Join our Webinar:
Hosted by Power Systems Design, sponsored by Infineon. Join the webinar to discover more about technological positioning of silicon versus SiC and GaN power devices for both high and low power applications. Join the webinar to learn more about: the characteristics of latest silicon-based superjunction t
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Date:
04/19/2020
Catch our Webinar:
Be sure to catch our webinar on Tuesday, April 21 at 11:00 AM EST -- "Si versus SiC versus GaN power devices," courtesy of Power Systems Design and Infineon Technologies AG. Check out the link below to register, and we'll see you (virtually) there!
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Date:
04/17/2020
Transphorm Introduces Power FETs with Gen IV GaN Platform
Transphorm Inc. announced availability of its Gen IV GaN platform. Transphorm’s latest technology offers notable advancements in performance, designability, and cost when compared to its previous GaN generations. Related, Transphorm also announced today that Gen IV and future platform generations will be called Su
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Date:
04/16/2020
Transphorm and Microchip Help Drive GaN Adoption
Transphorm Inc. announced that it has partnered with Microchip Technology Inc. The collaboration integrates a Microchip dsPIC33CK digital signal controller board with Transphorm’s 4 kW AC-to-DC bridgeless totem pole power factor correction (PFC) evaluation board, which features the company’s latest Gen IV Ga
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Date:
04/06/2020