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A New Approach to Circuit Breaker Design Using Silicon Carbide Switches - Nov 21
Mechanical circuit breakers can be low cost with minimal losses, but they operate slowly and wear out. Solid state versions overcome the problems and are becoming increasing viable as replacements at...
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Power Converters View All
LATEST FEATURE: Obtaining Highest Efficiency in DC/DC Converter Applications - Nov 21 Read PDF
While improvements in Silicon power devices have been incremental, the introduction of wide-bandgap devices, such as Silicon Carbide (SiC), allow a jump in performance to be attained. Thanks to reference designs, such as Toshiba’s bidirectional DC/DC power supply, design engineers can significantly speed-up evaluation of suitable design approaches and topologies and get up to speed on the intricacies of using SiC...
Power Diodes View All
LATEST FEATURE: Optimized High-Voltage Diodes - issue 6/2018 Read PDF
In the constant quest for smaller sizes, better performance and lower costs, Dean technology, Inc (DTI) has developed a new technology for producing high voltage diodes that enables the future of the product type without introducing new materials...
Power Factor Correction View All
LATEST FEATURE: Improving Efficiency and Power Factor at light load - issue 3/2016 Read PDF
Universal input AC/DC power supplies in the range of 80-800W can be found in a variety of applications. Within this power range, the single-stage boost PFC+ half-bridge LLC is considered to be a very popular topology....
Power Management View All
LATEST FEATURE: Integrated Battery-Charging Solution with Power Path Management - issue 5/2019 Read PDF
A new single coil power management IC with flexible configuration, rich functions and high efficiency integrates as many analog circuits as possible...
Power Modules View All
LATEST FEATURE: Innovating Power Module Packaging - May 21 Read PDF
A system’s power delivery network or PDN is made up of passive and active components such as cables, connectors, AC-DC and DC-DC converters and regulators. As power levels increase to enable new features and the electrification of mechanical and hydraulic systems, PDN performance is becoming more critical, and in some cases, constraining end system capabilities because of PDN footprint, weight and power losses.
Power Packaging View All
LATEST FEATURE: A new standard in dual power MOSFET packaging - issue 3/2014 Read PDF
International Rectify's patented (US6946740) new dual Power MOSFET in a power quad flat no-lead (PQFN) package leverages the latest advacnes in packaging technology to increase power density...
Power Reliability View All
LATEST FEATURE: How to define the adequate reliability requirement for a power electronic system? issue 1/2012 Read PDF
Relaibility is a key design factor for the vast majority of power electronic systems. Lifetimes of 20 years and more are often required for power applications, while lower failure rates during the useful life of a system are implicitly presumed..
Power Resistors View All
LATEST FEATURE: High-Power Resistors for demanding industrial applications - issue 4/2017 Read PDF
converters/inverters are core systems in industrial applications. Their continued development is driven by reduction of installation space and improved power/current quality...
Power Semiconductors View All
LATEST FEATURE: A New Approach to Circuit Breaker Design Using Silicon Carbide Switches - Nov 21 Read PDF
Mechanical circuit breakers can be low cost with minimal losses, but they operate slowly and wear out. Solid state versions overcome the problems and are becoming increasing viable as replacements at ever-high currents. This article discusses the issues and introduces a new Silicon Carbide semiconductor, the DG-FET as an enabler for better performance...
Power Supply Design View All
LATEST FEATURE: Novel GaN Design Reduces Volume of AC/DC Converters Substantially - May 2021 Read PDF
Power Integrations recently released a GaN-based IC called MinE-CAP, intended for use in a new generation of mobile credit card-sized chargers or offline power supplies. By halving the size of the high-voltage bulk electrolytic capacitors required in offline power supplies, this IC enables a reduction in adapter size of up to 40%. The device also reduces in-rush current making NTC thermistors unnecessary, increasing system efficiency and reducing heat dissipation.
Renewable Energies View All
LATEST FEATURE: The emerging role of preventative maintenance in wind turbines - issue 6/2014 Read PDF
In contrast to on-site staff at traditional power stations or the ready road access to transformer stations, wind turbines are generally unmanned and located in rural areas or in offshore wind farms....
Semiconductor Materials View All
LATEST FEATURE: Power GaN can revolutionise the industrial world - issue 3/2019 Read PDF
Industry 4.0 brings rise to an era of smart factory floors that synergize mass production capabilities with automation, robotics and M2M communication....
Sensing Technologies View All
LATEST FEATURE: A step forward to miniaturize current sensing in power conversion - issue 1/2020 Read PDF
modern power conversion systems must simultaneously become more efficient, smaller and cheaper than previous generations. LEM has used its expertise in this field to create a single chip package....
Server Design View All
LATEST FEATURE: Elegant Hot-Swap Solution for server design - issue 4/2019 Read PDF
The need to implement protections and control circuits is a crucial design requirement in datacenter servers, telecom systems and networking equipment applications..
Solar Power View All
LATEST FEATURE: MPPT IC Li-Ion Battery Charger System - August 2020 Read PDF
In an era characterized by the internet of things (IoT), more connectivity means more outdoor devices are now battery-powered and constantly communicating. In particular, an increasing number of outdoor devices are being powered through solar panels. The charger should be suitable for maximum power point tracking (MPPT) in outdoor designs with a solar panel...
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