SIDEGATING IN A GAAS MBE-GROWN HFET STRUCTURE

被引:2
作者
VUONG, THH
GIBSON, WC
AHRENS, RE
PARSEY, JM
机构
关键词
D O I
10.1109/16.43800
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
We report on the sidegating effect in an MBE-grown HFET GaAs structure. The sidegating is considerable and persists to large distances. On the other hand, the leakage current is very low. We propose a model which takes into account the unusual features of sidegating in this structure and is consistent with other studies of similar structures. Based on the model, a change in the isolation process was implemented. This resulted in a large reduction of the sidegating effect and confirmed the main features of the model. © 1990 IEEE
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页码:51 / 57
页数:7
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