軟性擊穿 的英文怎麼說
中文拼音 [ruǎnxìngjīchuān]
軟性擊穿
英文
soft breakdown-
The wire corresponds to the thermal class " h " ( 180 ? c ). it has an resistance to heat shock. it is widely used for the can be employed in hight - tempera - ture motors and electrical instuments and apparatus
該產品耐溫等級為h級（ 180 ? c ） ，漆膜具有較好的耐熱沖擊性能和軟化擊穿性能，高溫電機和一般電器、儀表均可適用。A model of the interface state density distribution near by valence band is presented, and the dependence of the threshold voltage on temperature, the c - v characteristics and the subthreshold characteristics are predicted exactly with this model ; the effects of s / d series resistance on the output characteristics, transfer characteristics and effective mobility of sic pmosfets are analyzed. thirdly, the output characteristics and the drain breakdown characteristics are modeled with the procedure medici. the output characteristics in the room temperature and 300 ? are simulated, and the effects of gate voltage. contact resistance, interface state and other factors on sic pmos drain breakdown characteristics are analyzed
提出了一個價帶附近的界面態分佈模型，用該模型較好地描述了sicpmos器件閾值電壓隨溫度的變化關系、 c - v特性曲線以及亞閾特性曲線；分析了源漏寄生電阻對sicpmos器件輸出特性、轉移特性以及有效遷移率的影響；論文中用模擬軟體medici模擬了sicpmos器件的輸出特性和漏擊穿特性，分別模擬了室溫下和300時sicpmos器件的輸出特性，分析了柵電壓、接觸電阻、界面態以及其他因素對sicpmos擊穿特性的影響。And then some terminal techniques on pic, devices simulation theory, resurfs effect and medici software are presented. at last three kinds of high voltage power devices have been designed and simulated. based on the analysis of the breakdown voltage and electric field distribution of the high power devices, the key physics and structural parameters effects on the breakdown voltage are found
本文首先介紹了國內外功率集成電路的發展狀況，然後介紹了高壓集成電路中的幾種終端技術、 resurf效應、器件模擬的基本理論和medici器件模擬軟體，最後對三種型號的高壓功率器件的擊穿特性進行了分析和計算機模擬，指出了影響器件電壓的關鍵的物理和結構參數，並對這三種型號的器件進行模擬，得出的電特性曲線和參數基本上與公司給出的一致。The device structure and physical models of 4h - sic mosfet and mesfet are built and the properties are simulated with the use of medici software. the influence of the temperature and structure parameter on the device ' s properties is summarized indicates that no negative resistance exists in breakdown property and the breakdown voltage is up to 85v and 209v separately. the maximum power density of 4h - sic mesfet is as high as 19. 22w / mm. at the same time, the processes of sic field - effect transistor is studied and the fabrication processes suitable to sic mosfet are developed.
論文分析建立了4h - sicmosfet和mesfet器件的結構模型和物理模型，採用二維器件模擬軟體medici對4h - sicmosfet和mesfet的輸出特性進行了模擬分析，研究了溫度和結構參數對器件特性的影響，表明兩種器件的擊穿特性均沒有負阻現象，擊穿電壓分別達到85v和209v ，由此得到4h - sicmesfet最大功率密度可達到19 . 22w mm ；同時，研究了sic場效應晶體管的製作工藝，初步得到了一套製造sicmosfet器件的製造工藝流程，研製出了4h - sicmosfet器件。分享友人