項目及活動

EEHE 2023

2023年6月13日星期二 - 2023年6月15日星期四
EEHE 2023
地點:Essen, Germany

High Power-Density, Bi-Directional, 48 V to 12 V Converter using eGaN® FETs for next generation BEV’s Speaker: : Michael de Rooij, Ph.D., Vice President of Applications Engineering

This work presents a high power-density LLC based system that addresses size, with a 23 mm x 18 mm x 10 mm volume, weighs just 15 grams and can deliver up to 750 W power for 12 V systems, with unrestricted voltage range from 11.0 V through 14.3 V, operating from a 48 V bus, with range of 36 V through 52 V.

Power Steering Application using eGaN Integrated Circuit Speaker: Marco Palma, Director of Motor Drive Systems and Applications

In motor drive applications, GaN inverters allow the increase of the PWM frequency and the drastic reduction of dead times, allowing the removal of bulky electrolytic capacitors and the reduction of overall solution dimensions. These benefits result in a reduction in size, weight, and material cost, over equivalent MOSFET-based designs. This work presents recent developments in employing GaN integrated circuit devices in a multiple-three-phase motor power steering application that requires 48V or 24V nominal voltage and up to 10 ARMS in each stator phase winding.

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PowerUp Expo 2023

2023年6月27日星期二 - 2023年6月29日星期四
PowerUp Expo 2023
地點:Virtual Event

The Ascent of GaN Speaker: Alex Lidow, Ph.D., CEO and Co-founder, EPC

After more than 13 years of mass production, GaN-on-Si has gained widespread acceptance as the successor to the aging silicon MOSFET for voltage ranging between 40 V and 650 V. What, therefore, are the variables controlling the rate of growth of GaN power devices. We will dig into the experience, and lessons learned from the power MOSFET as well as the recent experiences with GaN in applications ranging from DC-DC conversion to motor drives and lidar in markets such as space, automotive, enterprise computing, and consumer products.

Panel Discussion: SiC and GaN Power Devices’ Reliability and Quality Panelists: Doug Bailey, Vice President Marketing & Applications Engineering, Power Integrations; Anup Bhalla, Chief Engineer, Power Devices, Qorvo; Thierry Bouchet, CEO, Wise Integration; Alex Lidow, CEO, Efficient Power Conversion; Guy Moxey, Senior Director Power Products, Wolfspeed

WBG semiconductors have helped improve the performance of power systems and cut down on the cost of their parts. Failure rates in the parts-per-billion level are necessary to compete in markets with stricter standards. The primary reliability issues that face WBG semiconductors like SiC and GaN, as well as the corresponding quality standards for high-performance designs in several mission-critical applications, will be covered in this panel discussion. Aspects including material quality, thermal management, high-power operation, qualification testing and long-term performance will be covered by each panelist.

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Dianyuan: The 5th International Wide Band Gap Broadcast Festival

2023年7月7日星期五 10:00 - 11:30
Dianyuan: The 5th International Wide Band Gap Broadcast Festival
地點:Online

The Ascent of GaN Speaker: Alex Lidow, Ph.D., CEO and Co-founder, EPC

The latest gallium nitride technology are revolutionizing power management applications such as motor drives for drones, e-bikes, scooters and power tools; DC-DC converters and solar applications. Power electronics has been dominated by MOSFETs for almost 40 years and by the year 2000, MOSFETs had hit their theoretical performance limit and its progress had been slowed down with the major focus on pricing. As silicon devices are being made on a vertical technology, this makes it physically impossible to have two power devices in the same chip. In contrast, GaN-on-Si planar technology allows the integration of the power section with the control in the same die which opens significant performance opportunities with higher performance by an order of magnitude that is much better than their aging MOSFET ancestor. This has enabled users to significantly reduce costs, improve efficiency, shrink product size, offer new capabilities, and gain market share against their competitors.

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