CAPACITANCE-VOLTAGE RELATIONS OF SCHOTTKY AND P-N DIODES IN PRESENCE OF BOTH SHALLOW AND DEEP IMPURITIES

被引:10
作者
VANOPDORP, C
机构
[1] Philips Research Laboratories, NV Philips' Gloeilampenfabrieken, Eindhoven
来源
PHYSICA STATUS SOLIDI | 1969年 / 32卷 / 01期
关键词
D O I
10.1002/pssb.19690320110
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
If at the lightly doped side of an abrupt junction both shallow and deep impurities of the same kind are present, the slope of a low‐frequency C−2 vs. V plot is proportional to the total concentration of these impurities. The value of the voltage Ve as found by extrapolating C−2 to zero depends on the individual concentrations and depths of the two kinds of impurities. A simple expression for Ve is derived. The same is done for a diffused graded junction with both shallow and deep impurities in the starting material. If the depths of the impurities are known, the two concentrations can be found separately. Copyright © 1969 WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim
引用
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页码:81 / +
页数:1
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