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Prof. Johnny Kin On SIN IEEE Fellow for contributions to the design and commercialization of power semiconductor devices. The Hong Kong University of Science and Technology Dept. of Electronic and Computer Engineering Clear Water Bay, Hong Kong. Power Semiconductor Devices Design.
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Prof. Johnny Kin On SIN IEEE Fellowfor contributions to the design and commercialization of power semiconductor devices The Hong Kong University of Science and Technology Dept. of Electronic and Computer EngineeringClear Water Bay, Hong Kong
Power Semiconductor Devices Design • Using VLSI technologies to design compact, low cost, fast acting and efficient power switches for hundreds of amps and thousands of volts! Modern Intelligent Power Module Old Mechanical Switch Multi-chipIGBT Assembly
Power Semiconductor Devices Design (cont’d) • The power devices designed require very fine geometry (in the order of 100nms) and are built over a large area. A power semiconductor device mounted on a lead frame SEM micrograph of a power semiconductor device Poly-Si: Trench Gate P-pillar Trench Source Trench Drain Trench Ldrift Poly-Si: Top Gate
Commercialization of Power Devices • Millions of parts used in applications: Consumer Electronics Appliances Automotive PortableElectronics Power Modules
