supported by the National Natural Science Foundation of China(Grant No.62074080);the Natural Science Foundation of Jiangsu Province(Grant Nos.BK20211104 and BK20201206);the Jiangsu Provincial Key Research and Development Program(Grant No.BE2022126).
Silicon carbide(SiC),as a third-generation semiconductor material,possesses exceptional material properties that significantly enhance the performance of power devices.The SiC lateral double-diffused metal–oxide–sem...
A deep trench super-junction LDMOS with double charge compensation layer(DC DT SJ LDMOS)is proposed in this paper.Due to the capacitance effect of the deep trench which is known as silicon-insulator-silicon(SIS)capaci...
Project supported by the National Natural Science Foundtion of China(No.61404011);the Research and Innovation Project of Graduate Students of Changsha University of Science&Technology(No.CX2017SS25);the Scientific Research Fund of Hunan Provincial Education Department(No.15C0034);the Introduction of Talents Project of Changsha University of Science Technology(No.1198023)
An ultralow specific on-resistance high-k LDMOS with vertical field plate(VFP HK LDMOS) is proposed. The high-k dielectric trench and highly doped interface N+ layer are made in bulk silicon to reduce the surface f...
Project supported in part by the National Natural Science Foundation of China(No.51237001)
An LDMOS with nearly rectangular-shape safe operation area (SOA) and low specific on-resistance is proposed. By utilizing a split gate, an electron accumulation layer is formed near the surface of the n-drift region...
Project supported by the Chinese National Key Project(No.2012ZX02502)
A laterally diffused metal-oxide-semiconductor (LDMOS) device design with an enhanced p-well and double p-epitaxial structure is investigated for device ruggedness improvement while keeping its high device per- form...
Project supported by the National Natural Science Foundation of China(Nos.61176069,61376079);the Program for New Century Excellent Talents in University of Ministry of Education of China(No.NCET-11-0062)
A novel silicon-on-insulator(SOI) super-junction(SJ) LDMOS with an ultra-strong charge accumulation effect is proposed. It has two key features: an assisted-accumulation trench-type extending gate(TEG) with a h...
Project supported by the National Natural Science Foundation of China(Nos.61171038,61150110485);the Natural Science Foundation of Jiangsu Province(No.BK20130156);the Fundamental Research Funds for the Central Universities(Nos.JUSRP51323B,JUDCF13032);the Summit of the Six Top Talents Program of Jiangsu Province(Nos.DZXX-053 and DZXX-027);the Graduate Student Innovation Program for Universities of Jiangsu Province(No.CXLX13_747)
The trigger voltage walkin effect has been investigated by designing two different laterally diffused metal-oxide-semiconductor (LDMOS) transistors with an embedded silicon controlled rectifier (SCR). By inserting...
Project supported by the Important National S&T Special Project of China(No.2010ZX02201-003-002)
To prevent the non-uniform conduction phenomenon caused by the Kirk effect in an NLDMOS under ESD stress, a novel NLDMOS structure is proposed. High electron injection current is the base of Kirk effect. Higher electr...
supported by the National Science and Technology Major Project of the Ministry of Science and Technology of China(No.2010ZX02201);the National Natural Science Foundation of China(No.61176069);the National Defense Pre-Research of China(No.51308020304)
A novel buffer super-junction (S J) lateral double-diffused MOSFET (LDMOS) with an N-type buried layer (NB) is proposed. An N- buffer layer is implemented under the SJ region and an N-type layer is buried in the...
supported by the National Natural Science Foundation of China(No.61204083);the Natural Science Foundation of Jiangsu Province(Nos.BK2011059,BY2011146);the Scientific Research Foundation of the Graduate School of Southeast University(No.YBJJ1311);the Scientific Research Guidance Foundation of Southeast University Wuxi Branch Campus
The ESD response characteristic in a p-type symmetric lateral DMOS (ps-LDMOS) has been investigated. The experimental results show that the ps-LDMOS has weak ESD robustness due to an absence of the "snapback" char...