DARK CURRENT ANALYSIS AND CHARACTERIZATION OF INXGA1-XAS/INASYP1-Y GRADED PHOTODIODES WITH X-GREATER-THAN-0.53 FOR RESPONSE TO LONGER WAVELENGTHS (GREATER-THAN-1.7-MU-M)

被引:65
作者
LINGA, KR [1 ]
OLSEN, GH [1 ]
BAN, VS [1 ]
JOSHI, AM [1 ]
KOSONOCKY, WF [1 ]
机构
[1] NEW JERSEY INST TECHNOL,DEPT ELECT & COMP ENGN,NEWARK,NJ 07102
基金
美国国家航空航天局;
关键词
D O I
10.1109/50.156844
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
This paper describes the dark current properties of InxGa1-xAs photodiodes, where x is varied from 0.53 to 0.82 for extending the long wavelength cutoff from 1.7 to 2.6-mu-m. Detailed analyses of optoelectrical parameters of In0.82Ga0.18As photodiodes are presented. Dark current, which is a critical parameter and limits the operation of the photodiode, is analyzed and compared with the experimental values. Typical characteristics of photodiodes with cutoff wavelengths of 1.7-mu-m(x = 0.53), 2.2-mu-m(x = 0.72) and 2.6-mu-m(.x = 0.82) are presented. Typical and best values of dark current obtained are presented.
引用
收藏
页码:1050 / 1055
页数:6
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