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宜普电源转换公司(EPC)是增强型氮化镓 (GaN) FET 和 IC产品的领导者,在纽伦堡举行的 PCIM Europe 2023展会上分享了关于氮化镓技术的发展和其应用的演示。 我们与该公司的联合创始人兼首席执行官 Alex Lidow 就电力电子行业和氮化镓技术对行业的影响进行了深度交流。
Electronic Design
2023年5月
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Growing computational power and miniaturization of electronics in computing and data centers is increasingly putting pressure on 48-V power delivery and conversion systems. High-efficiency and high-power–density converters enable a reduction in power losses at the system level while allowing smaller form factors. In this context, LLC resonant topologies combined with GaN technology succeed to deliver outstanding performance, as it has been demonstrated with multiple examples. This article will show the key design parameters and components to achieve beyond 4 kW/in3 of power density in a 48-V to 12-V LLC converter using eGaN® FETs.
Power Electronics News
December, 2022
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Gallium nitride devices are leading the innovation in power conversion. The benefits of GaN-based inverters are becoming increasingly evident in motor drive applications.
Power Electronics News
October, 2022
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Easy Engineering媒体采访了宜普电源转换公司(EPC)的市场营销总监Renee Yawger,了解目前氮化镓器件应用的情况和氮化镓技术的未来。
Easy Engineering
2022年5月
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采访视频 - 宜普电源转换公司的首席执行官 Alex Lidow与Electronic Design媒体讨论了氮化镓技术的未来发展、普及率及其在电源供电和其他技术中的应用。
Electronic Design
2022年3月
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In this article, the author introduces a GaN FET compatible analog controller that yields a low bill-of-material count and give designers the ability to design a synchronous buck converter in the same simple way as using silicon FETs, and offers superior performance for 48 V power systems.
Power Electronics News
April, 2021
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Gallium nitride (GaN) power devices have been in production for over 10 years and, beyond just performance and cost improvements, the most significant opportunity for GaN technology to impact the power conversion market comes from the intrinsic ability to integrate multiple devices on the same substrate. This capability will allow monolithic power systems to be designed on a single chip in a more straightforward, higher efficiency, and more cost-effective way.
Power Electronic News
March, 2021
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Gallium nitride (GaN) devices offer performance in a small form factor, increasing the efficiency, and reducing the system cost for 48 V power conversion applications. They have been adopted in high volumes in high density computing, as well as many new automotive power system designs.
Electronic Specifier
February, 2021
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宜普电源转换公司(EPC)是增强型硅基氮化镓(eGaN®)功率场效应晶体管和集成电路的全球行业领先供应商,其首席执行官兼共同创办人Alex Lidow博士于2020全球电子成就奖(WEAA)评选中,荣获年度杰出贡献人物奖。
全球电子成就奖旨在评选并表彰对推动全球电子产业创新做出杰出贡献的企业和管理者,以及在业界处于领先地位的产品。由ASPENCORE全球资深产业分析师组成的评审委员会以及各地区(亚洲、美国、欧洲)网站用户群进行综合评定共同评选出得奖者。
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氮化镓(GaN)技术已实现重大改进,而且它极具成本效益,可以替代MOSFET器件。 从2017年开始,采用氮化镓器件的48 V DC/D转换器开始成为市场上重要的应用。 各种拓扑诸如多相和多级降压转换器,实现具备更高效率的全新解决方案,可以满足IT和车载市场的能源需求。
Power Electronics News
2020年11月
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分立式功率晶体管,无论它是硅基还是硅基氮化镓,都进入了最后发展阶段。 硅基氮化镓集成电路可以在较小的占板面积内实现更高的性能,并且显著降低成本和减少所需的器件工程。 本文详细阐析氮化镓器件的崛起和硅基氮化镓集成电路如何重新定义功率转换。
Bodo’s Power Systems
2020年10月
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氮化镓功率晶体管是面向严苛航太任务的功率和射频应用的理想器件。 通过全新基于eGaN®器件的解决方案,EPC Space公司提供专门为商业卫星关键应用而设计的氮化镓器件,可确保器件的耐辐射性能和对单粒子效应的免疫能力。 这些器件具有极高的电子迁移率、低温度系数和非常低的导通阻抗。
EETimes
2020年7月
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eGaN FETs and ICs enable very high-density power converter design, owing to their compact size, ultra-fast switching, and low on-resistance. The limiting factor for output power in most high-density converters is junction temperature, which prompts the need for more effective thermal design. The chip-scale packaging of eGaN FETs and ICs offer six-sided cooling, with effective heat extraction from the bottom, top, and sides of the die. This article presents a high-performance thermal solution to extend the output current capability of eGaN-based converters.
EDN
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专为功率系统设计师而设的EPC2051功率晶体管是一种100 V、25 mΩ并采用超小型芯片级封装的晶体管,可实现37 A脉冲输出电流。EPC2051是多种应用的理想器件,包括48 V功率转换器、激光雷达及LED照明等应用。
宜普电源转换公司(EPC)宣布推出100 V的EPC2051氮化镓场效应晶体管,其占板面积只是1.1平方毫米、最大导通阻抗(RDS(on)))为25 mΩ及脉冲输出电流高达37 A 以支持高效功率转换。
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Alex Lidow, CEO of Efficient Power Conversion, talks to Leo Laporte about Gallium Nitride, and how it is being used to create the next generation of microchips and wirelessly power the world.
This Week in Technology
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EPC2111氮化镓半桥功率晶体管帮助系统设计师实现具更高效率的负载点系统应用,在14 A、12 V转至1.8 V、5 MHz开关时实现超过85%效率,及在10 MHz开关时实现超过80%效率。
宜普电源转换公司(EPC)宣布推出30 V的增强型单片式半桥氮化镓晶体管(EPC2111)。透过集成两个eGaN® 功率场效应晶体管形成单个元件,可以去除互连电感及节省印刷电路板上元件之间的空隙。这样可以提高效率(尤其是在更高频率时)及提高功率密度,而且同时降低终端用户的功率转换系统的组装成本。EPC2111是高频12 V转至负载点DC/DC转换的理想元件。
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Improving low-voltage DC/DC converter performance with GaN transistors:
The emergence of commercially available and cost-effective gallium nitride (GaN) power transistors begins a new age in power electronics. There are significant benefits in using enhancement-mode gallium nitride FET (eGaN FET) devices in power converters for existing data center and telecommunications architectures centering around an input voltage of 48 VDC with load voltages as low as 1 VDC. High-performance GaN power transistors can enable new approaches to power data center and telecommunications systems with higher efficiency and higher power density than possible with previous Si MOSFET based architectures.
Power Systems Design
David Reusch, Ph.D., and John Glaser, Ph.D.
January, 25, 2016
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由于德国航空太空中心的机械人及机械电子研究院(Robotics and Mechatronics Institute )对改善传感器及功率电子的兴趣很大,我们利用开发全新机械人的机会来评估宜普电源转换公司(EPC)的全新增强型氮化镓场效应晶体管技术并与我们目前最优秀的逆变器设计进行比较。
杂志 :Bodo’s Power Systems
作者:德国航空太空中心 (DLR) Robin Gruber
日期:2014年3月
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在开关频率10 MHz或以上,电源转换需要具备高速开关的晶体管并配备在高频工作的封装。相比日渐老龄化的功率MOSFET器件,由于氮化镓场效应晶体管(eGaN® FET)提供无可匹敌的器件性能及封装,因此可以在高频时提高电源转换效率。
Bodo’s Power Systems
客席编辑: Alex Lidow
2013年11月
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