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Abstract:
研究了20℃~-70℃栅宽为100μm、栅长为1μm的AlGaN/GaN HEMT的直流特性.随温度降低,电子迁移率增大,而二维电子气密度基本不变,HEMT饱和漏电流IDsat增大;阈值电压低温时有所下降,在一定温度范围内变化不明显,其原因除栅肖特基势垒高度、AlGaN/GaN导带差发生变化外,还可能与器件制备工艺和源极串联电阻有关.
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微电子学与计算机
ISSN: 1000-7180
Year: 2005
Issue: 11
Volume: 22
Page: 7-9
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 4
Chinese Cited Count:
30 Days PV: 13
Affiliated Colleges: