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ISSCC 2020Session 3 · ANALOG TECHNIQUES IAnalog CircuitsGaN

A 23.6ppm/°C Monolithically Integrated GaN Reference Voltage Design with Temperature Range from -50°C to 200°C and Supply Voltage Range from 3.9 to 24V

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📋 论文概要

该论文提出了一种基于GaN的单片集成参考电压设计,实现了-50°C至200°C宽温度范围内23.6ppm/°C的低温度系数,解决了传统CMOS参考电压在高温汽车电子应用中性能退化的问题。

💡 主要创新点

核心指标
23.6ppm/°C温度系数
工艺节点
GaN
重要性
发表年份
ISSCC 2020

🏷 关键词

GaN参考电压温度系数高温汽车电子

📄 原文摘要

Kai-Cheng Chung1, Neha Kumari1, Ke-Horng Chen1, Yin-Hsi Lin2, Shian-Ru Lin2, Tsung-Yen Tsai2, Ying-Zong Juang3 National Chiao Tung University, Hsinchu, Taiwan Realtek Semiconductor, Hsinchu, Taiwan 3 Taiwan Semiconductor Research Institute (TSRI), Hsinchu, Taiwan 1 2 The demand for automotive electronics is increasing in autonomous-driving electric vehicles. Automotive electronics use high-power-density DC-DC converters that are required to withstand extreme operating temperatures up to 200°C. As depicted in the top left of Fig. 3.8.1, conventional bandgap and CMOS reference-voltage circuits have a lower operating temperature [1-8]. Although power consumption can be effectively reduced from 2.6nW [2] to 192pW [8], the reference-voltage circuits are not suitable for high-power-density applications due to the limited temperature range. For industrial GaN applications, the supply voltage needs to support a wide

👥 作者与机构

Cheng-Hsing Liao1, Shang-Hsien Yang1, Meng-Yin Liao1,

分类:Analog Circuits · 年份:ISSCC 2020