Hot-carrier- induced on-resistance degradation of step gate oxide NLDMOS

被引:2
|
作者
Han Yan [1 ]
Zhang Bin [1 ]
Ding Koubao [1 ]
Zhang Shifeng [1 ]
Han Chenggong [1 ]
Hu Jiaxian [1 ]
Zhu Dazhong [1 ]
机构
[1] Zhejiang Univ, Inst Microelect & Photoelect, Hangzhou 310027, Zhejiang, Peoples R China
关键词
SG-NLDMOS; R-on degradation; charge-pumping; interface state; positive oxide-trapped charge;
D O I
10.1088/1674-4926/31/12/124006
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The hot-carrier-induced on-resistance degradations of step gate oxide NLDMOS (SG-NLDMOS) transistors are investigated in detail by a DC voltage stress experiment, a TCAD simulation and a charge pumping test. For different stress conditions, degradation behaviors of SG-NLDMOS transistors are analyzed and degradation mechanisms are presented. Then the effect of various doses of n-type drain drift (NDD) region implant on R-on degradation is investigated. Experimental results show that a lower NDD dosage can reduce the hot-carrier induced Ron degradation effectively, which is different from uniform gate oxide NLDMOS (UG-NLDMOS) transistors.
引用
收藏
页数:5
相关论文
共 50 条
  • [21] CHARACTERIZATION OF HOT CARRIER DEGRADATION WITHIN THE GATE OXIDE OF SHORT CHANNEL MOSFETS
    MAHNKOPF, R
    PRZYREMBEL, G
    WAGEMANN, HG
    ARCHIV FUR ELEKTROTECHNIK, 1991, 74 (05): : 379 - 387
  • [22] Effect of Contact Field Plate on Hot-Carrier-Induced On-Resistance Degradation in n-Drain Extended MOS Transistors
    Wei, Lin
    Singh, Upinder
    Chao, Cheng
    Jain, Ruchil
    Verma, Purakh Raj
    2017 IEEE INTERNATIONAL RELIABILITY PHYSICS SYMPOSIUM (IRPS), 2017,
  • [23] HOT-CARRIER-INDUCED DEGRADATION IN NITRIDED OXIDE MOSFETS
    GUPTA, A
    PRADHAN, S
    ROENKER, KP
    IEEE TRANSACTIONS ON ELECTRON DEVICES, 1989, 36 (03) : 577 - 588
  • [24] Hot-carrier-induced degradation of N2O-oxynitrided gate oxide NMOSFET's
    Matsuoka, T
    Tauchi, S
    Ohtsuka, H
    Taniguchi, K
    Hamaguchi, C
    Kakimoto, S
    Uda, K
    IEEE TRANSACTIONS ON ELECTRON DEVICES, 1996, 43 (09) : 1364 - 1373
  • [25] GATE-OXIDE THICKNESS DEPENDENCE OF HOT-CARRIER-INDUCED DEGRADATION IN BURIED P-MOSFETS
    HIROKI, A
    ODANAKA, S
    IEEE TRANSACTIONS ON ELECTRON DEVICES, 1992, 39 (05) : 1223 - 1228
  • [26] Single-trap analysis of hot-carrier-induced gate oxide degradation in Flash memory cells
    Tkachev, Yuri
    Kotov, Alexander
    MICROELECTRONIC ENGINEERING, 2017, 178 : 71 - 75
  • [27] HOT-CARRIER-INDUCED DEGRADATION OF GATE DIELECTRICS GROWN IN NITROUS-OXIDE UNDER ACCELERATED AGING
    DITALI, A
    MATHEWS, V
    FAZAN, P
    IEEE ELECTRON DEVICE LETTERS, 1992, 13 (10) : 538 - 540
  • [28] Enhancement of hot-carrier-induced degradation in ultra-thin gate oxide pMOSFETs stressed under high gate voltage
    Chen, JF
    Tsao, CP
    Ong, TC
    ELECTRONICS LETTERS, 2002, 38 (13) : 658 - 660
  • [30] Temperature dependence of hot carrier induced MOSFET degradation at low gate bias
    Hong, SH
    Nam, SM
    Yun, BO
    Lee, BJ
    Yu, CG
    Park, JT
    MICROELECTRONICS RELIABILITY, 1999, 39 (6-7) : 809 - 814