Semiconductor device, manufacturing method thereof and power conversion device
The invention provides a semiconductor device, a manufacturing method thereof and a power conversion device. The semiconductor device includes: a semiconductor layer having a first side surface and a second side surface opposite to each other, the semiconductor layer being divided into a transistor...
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| creator | DING JIE CAI HAI LUO HAIHUI HE YITAO YU KAIQING TAN RONGZHEN ZHU LIHENG WANG HUI XIAO QIANG |
| description | The invention provides a semiconductor device, a manufacturing method thereof and a power conversion device. The semiconductor device includes: a semiconductor layer having a first side surface and a second side surface opposite to each other, the semiconductor layer being divided into a transistor region for constructing a transistor and a diode region for constructing a diode, the semiconductor layer including a plurality of source regions located inside a region where the transistor region is located in the first side surface thereof; the plurality of first grooves are formed in the region, where the transistor region is located, of the first side surface of the semiconductor layer, gate structures are arranged in the plurality of first grooves respectively, and the gate structures are connected with the source region; the second grooves are formed in the area, where the diode area is located, of the first side surface of the semiconductor layer, and dummy gate structures are arranged in the second grooves |
| format | Patent |
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| language | chi ; eng |
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| subjects | APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS BASIC ELECTRIC ELEMENTS CONTROL OR REGULATION THEREOF CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY GENERATION SEMICONDUCTOR DEVICES |
| title | Semiconductor device, manufacturing method thereof and power conversion device |
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