the hong kong university of science and technology
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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. - PowerPoint PPT PresentationTRANSCRIPT
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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 TechnologyDept. of Electronic and Computer Engineering
Clear Water Bay, Hong Kong
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Modern Intelligent Power Module
Using VLSI technologies to design compact, low cost, fast acting and efficient power switches for hundreds of amps and thousands of volts!
Power Semiconductor Devices Design
Old Mechanical Switch
Multi-chipIGBT
Assembly
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Power Semiconductor Devices Design (cont’d)
P-pillar Trench
Source Trench
Drain Trench
Poly-Si: Top Gate
Ldrift
Poly-Si: Trench Gate
A power semiconductor device mounted on a lead frame
SEM micrograph of a power semiconductor device
The power devices designed require very fine geometry (in the order of 100nms) and are built over a large area.
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Commercialization of Power DevicesMillions of parts used in applications:
Power Modules
Automotive
Appliances
PortableElectronics
Consumer Electronics