Power semiconductor switching devices, power converters, integrated circuit assemblies, integrated circuitry, power current switching methods, methods of forming a power semiconductor switching device, power conversion methods, power semiconductor switching device packaging methods, and methods of forming a power transistor
First Claim
1. An integrated circuit assembly comprising:
- a semiconductive substrate comprising a plurality of field effect transistors having electrically coupled sources and electrically coupled drains comprising regions of the substrate adjacent to a surface of the substrate, and wherein the electrically coupled sources and the electrically coupled drains are collectively configured to conduct power currents in excess of one Ampere; and
a package having a plurality of source contacts and a plurality of drain contacts configured to couple with the electrically coupled sources and the electrically coupled drains of the semiconductive substrate, and wherein the source contacts and the drain contacts are provided adjacent to the surface of the package.
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Abstract
Power semiconductor switching devices, power converters, integrated circuit assemblies, integrated circuitry, power current switching methods, methods of forming a power semiconductor switching device, power conversion methods, power semiconductor switching device packaging methods, and methods of forming a power transistor are described. One exemplary aspect provides an integrated circuit assembly including a semiconductive substrate comprising a plurality of field effect transistors having electrically coupled sources and electrically coupled drains comprising regions of the substrate adjacent to a surface of the substrate, and wherein the electrically coupled sources and the electrically coupled drains are collectively configured to conduct power currents in excess of one Ampere; and a package having a plurality of source contacts and a plurality of drain contacts configured to couple with the electrically coupled sources and the electrically coupled drains of the semiconductive substrate, and wherein the source contacts and the drain contacts are provided adjacent to the surface of the package.
121 Citations
66 Claims
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1. An integrated circuit assembly comprising:
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a semiconductive substrate comprising a plurality of field effect transistors having electrically coupled sources and electrically coupled drains comprising regions of the substrate adjacent to a surface of the substrate, and wherein the electrically coupled sources and the electrically coupled drains are collectively configured to conduct power currents in excess of one Ampere; and
a package having a plurality of source contacts and a plurality of drain contacts configured to couple with the electrically coupled sources and the electrically coupled drains of the semiconductive substrate, and wherein the source contacts and the drain contacts are provided adjacent to the surface of the package. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51)
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17. An integrated circuit assembly comprising:
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a power semiconductor switching device comprising;
a semiconductive substrate having a surface; and
a power transistor formed using the substrate and having a plurality of source contacts and drain contacts adjacent to the surface and configured to conduct power currents; and
a package having a plurality of source contacts and a plurality of drain contacts corresponding to and electrically coupled with respective ones of the source contacts and the drain contacts of the power semiconductor device.
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35. A power semiconductor switching device packaging method comprising:
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providing a semiconductive substrate having a surface;
forming a power transistor having plurality of source contacts and a plurality of drain contacts using the semiconductive substrate and adjacent to the surface;
providing a package having a plurality of source contacts and a plurality of drain contacts corresponding to the source contacts and drain contacts of the power transistor; and
coupling the source contacts and the drain contacts of the power transistor with the source contacts and the drain contacts of the package.
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52. A power semiconductor switching device packaging method comprising:
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providing a semiconductive substrate comprising a plurality of planar field effect transistors coupled in parallel and collectively configured to conduct currents in excess of one Ampere;
providing a package having a plurality of source contacts and a plurality of drain contacts; and
coupling the source contacts and the drain contacts with the planar field effect transistors. - View Dependent Claims (53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66)
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Specification