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Investigation of Switching Time in GaN/AlN Resonant Tunneling Diodes by Experiments and P-SPICE Models
被引:14
|作者:
Zhang, W. -D.
[1
,2
]
Growden, T. A.
[3
,4
]
Storm, D. F.
[5
]
Meyer, D. J.
[5
]
Berger, P. R.
[3
]
Brown, E. R.
[1
,2
]
机构:
[1] Wright State Univ, Dept Phys, Dayton, OH 45435 USA
[2] Wright State Univ, Dept Elect Engn, Dayton, OH 45435 USA
[3] Ohio State Univ, Dept Elect & Comp Engn, Columbus, OH 43210 USA
[4] Naval Res Lab, Washington, DC 20375 USA
[5] US Naval Res Lab, Washington, DC 20375 USA
基金:
美国国家科学基金会;
关键词:
GaN/AlN;
heterostructure;
measurement;
modeling;
P-SPICE;
resonant tunneling diode (RTD);
switching time;
D O I:
10.1109/TED.2019.2955360
中图分类号:
TM [电工技术];
TN [电子技术、通信技术];
学科分类号:
0808 ;
0809 ;
摘要:
The experimental and simulated switching behavior across the negative differential resistance (NDR) region ofGaN/AlN double-barrier resonant tunneling diodes (RTDs) is presented. The shortest 10%-90% experimental switching time was 55 ps. The experimental results are also studied with P-SPICE circuit models, which show that the relatively low peak-to-valley current ratio (1.5), relatively high specific contact resistance (>= 1 x 10(-6) cm(2)), and relatively large specific capacitance limit the switching time.
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页码:75 / 79
页数:5
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