Patents by Inventor Chee Hiong Chew
Chee Hiong Chew has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230326901Abstract: According to an aspect, a power electronic module includes a substrate, a semiconductor die coupled to the substrate, and a clip member configured to secure the semiconductor die to the substrate, where the clip member includes a base portion having a surface coupled to the semiconductor die, an extender portion that extends from the base portion, where the extender portion includes a contact portion coupled to the substrate, and at least one protrusion that extends from the base portion or the extender portion.Type: ApplicationFiled: April 12, 2022Publication date: October 12, 2023Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Atapol Prajuckamol, Chee Hiong Chew, Vemmond Jeng Hung Ng
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Publication number: 20230317579Abstract: A semiconductor guide pin is disclosed. Specific implementations may include a heatsink, one or more substrates coupled together, one or more pressfit pins coupled to the one or more substrates, and two or more guide pins coupled to the one or more substrates, where the two or more guide pins may have a height greater than the one or more pressfit pins.Type: ApplicationFiled: June 5, 2023Publication date: October 5, 2023Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Chee Hiong CHEW, Yushuang YAO, Atapol PRAJUCKAMOL, Chuncao NIU
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Patent number: 11710687Abstract: A semiconductor guide pin is disclosed. Specific implementations may include a heatsink, one or more substrates coupled together, one or more pressfit pins coupled to the one or more substrates, and two or more guide pins coupled to the one or more substrates, where the two or more guide pins may have a height greater than the one or more pressfit pins.Type: GrantFiled: July 3, 2019Date of Patent: July 25, 2023Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Chee Hiong Chew, Yushuang Yao, Atapol Prajuckamol, Chuncao Niu
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Publication number: 20230180410Abstract: A module includes a power circuit enclosed in a casing. A first power terminal and a second power terminal of the power circuit each extend to an exterior of the casing. The first power terminal and the second power terminal separated by a gap are disposed in a stack on the exterior of the casing.Type: ApplicationFiled: December 1, 2022Publication date: June 8, 2023Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Vemmond Jeng Hung NG, Yushuang YAO, Chee Hiong CHEW
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Patent number: 11672087Abstract: In one embodiment, a semiconductor package may be formed having a first side and a second side that is substantially opposite to the first side. An embodiment may include forming an attachment clip extending substantially laterally between the first and second sides wherein the attachment clip is positioned near a distal end of the first and second sides. An embodiment may also include forming the attachment clip to have a flexible main portion that can bend away from a plane of the main portion toward a bottom side of the semiconductor package.Type: GrantFiled: January 31, 2022Date of Patent: June 6, 2023Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Atapol Prajuckamol, Yushuang Yao, Chee Hiong Chew
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Publication number: 20230073773Abstract: Implementations of the semiconductor package may include a first sidewall opposite a second sidewall, and a third sidewall opposite a fourth sidewall. Implementations of the semiconductor package may include a first lead and a second lead extending from the first sidewall and a first half-etched tie bar directly coupled to the first lead. An end of the first half-etched tie bar may be exposed on the third sidewall of the semiconductor package. Implementations of the semiconductor package may also include a second half-etched tie bar directly coupled to the second lead. An end of the second half-etched tie bar may be exposed on the fourth sidewall. An end of the first lead and an end of the second lead may each be electroplated. The first die flag and the second die flag may be electrically isolated from the first lead and the second lead.Type: ApplicationFiled: November 16, 2022Publication date: March 9, 2023Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Hui Min LER, Soon Wei WANG, Chee Hiong CHEW
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Publication number: 20230073330Abstract: Implementations of the semiconductor package may include a first sidewall opposite a second sidewall, and a third sidewall opposite a fourth sidewall. Implementations of the semiconductor package may include a first lead and a second lead extending from the first sidewall and a first half-etched tie bar directly coupled to the first lead. An end of the first half-etched tie bar may be exposed on the third sidewall of the semiconductor package. Implementations of the semiconductor package may also include a second half-etched tie bar directly coupled to the second lead. An end of the second half-etched tie bar may be exposed on the fourth sidewall. An end of the first lead and an end of the second lead may each be electroplated. The first die flag and the second die flag may be electrically isolated from the first lead and the second lead.Type: ApplicationFiled: November 17, 2022Publication date: March 9, 2023Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Hui Min LER, Soon Wei WANG, Chee Hiong CHEW
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Publication number: 20230052830Abstract: A circuit module includes a substrate with a patterned metal surface. The patterned metal surface includes a conductive terminal pad, a first conductive pad, and a second conductive pad that is non-adjacent to the conductive terminal pad. A first circuit portion is assembled on the first conductive pad and a second circuit portion is assembled on the second conductive pad. A conductive bridge electrically couples the conductive terminal pad and the second conductive pad. The conductive bridge includes an elevated span extending above and across the first conductive pad.Type: ApplicationFiled: August 5, 2022Publication date: February 16, 2023Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Atapol PRAJUCKAMOL, Chee Hiong CHEW, Olaf ZSCHIESCHANG
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Patent number: 11569140Abstract: Implementations of semiconductor packages may include: a die coupled to a substrate; a housing coupled to the substrate and at least partially enclosing the die within a cavity of the housing, and; a pin fixedly coupled to the housing and electrically coupled with the die, wherein the pin includes a reversibly elastically deformable lower portion configured to compress to prevent a lower end of the pin from lowering beyond a predetermined point relative to the substrate when the housing is lowered to be coupled to the substrate.Type: GrantFiled: February 24, 2020Date of Patent: January 31, 2023Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Yusheng Lin, Chee Hiong Chew, Francis J. Carney
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Publication number: 20230027138Abstract: A method includes attaching a power electronic substrate to a bottom of a frame. The frame has a box-like rectangular shape with an open top and an open bottom. The method further includes disposing an external conductive terminal on the frame. The external conductive terminal has at least one terminal stub that extends on to the front surface of the power electronic substrate. The method further includes welding the at least one terminal stub to at least one circuit trace disposed on the front surface of the power electronic substrate.Type: ApplicationFiled: June 20, 2022Publication date: January 26, 2023Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Yushuang YAO, Chee Hiong CHEW, Vemmond Jeng Hung NG, Chuncao NIU, Sravan VANAPARTHY
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Patent number: 11562938Abstract: A method includes bonding a device die to a direct bonded metal (DBM) substrate, bonding a spacer block to the device die, and at least partially reducing coefficient of thermal expansion (CTE) mismatches between the DBM substrate, the spacer block and the device die. At least partially reducing the CTE mismatches between the DBM substrate, the spacer block and the device die includes at least one of: disposing an arrangement of pillars and grooves in a surface region of the spacer block coupled to the device die, disposing at least one cavity in the spacer block, and disposing a groove in an outer conductive layer of the DBM substrate.Type: GrantFiled: December 29, 2020Date of Patent: January 24, 2023Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Yong Liu, Liangbiao Chen, Yusheng Lin, Chee Hiong Chew
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Patent number: 11557530Abstract: In one embodiment, methods for making semiconductor devices are disclosed.Type: GrantFiled: June 17, 2020Date of Patent: January 17, 2023Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Swee Har Khor, Tian Hing Lim, Hui Min Ler, Chee Hiong Chew, Phillip Celaya
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Publication number: 20220415857Abstract: Implementations of semiconductor packages may include: a first substrate having two or more die coupled to a first side, a clip coupled to each of the two or more die on the first substrate and a second substrate having two or more die coupled to a first side of the second substrate. A clip may be coupled to each of the two or more die on the second substrate. The package may include two or more spacers coupled to the first side of the first substrate and a lead frame between the first substrate and the second substrate and a molding compound. A second side of each of the first substrate and the second substrate may be exposed through the molding compound. A perimeter of the first substrate and a perimeter of the second substrate may not fully overlap when coupled through the two or more spacers.Type: ApplicationFiled: August 30, 2022Publication date: December 29, 2022Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Chee Hiong CHEW, Atapol PRAJUCKAMOL, Stephen ST. GERMAIN, Yusheng LIN
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Publication number: 20220415766Abstract: Implementations of semiconductor packages may include a first substrate having two or more die coupled to a first side, a clip coupled to each of the two or more die on the first substrate and a second substrate having two or more die coupled to a first side of the second substrate. A clip may be coupled to each of the two or more die on the second substrate. The package may include a lead frame between the first substrate and the second substrate and a molding compound. A second side of each of the first substrate and the second substrate may be exposed through the molding compound. A perimeter of the first substrate and a perimeter of the second substrate may not fully overlap when coupled through the lead frame.Type: ApplicationFiled: September 6, 2022Publication date: December 29, 2022Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Chee Hiong CHEW, Atapol PRAJUCKAMOL, Stephen ST. GERMAIN, Yusheng LIN
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Publication number: 20220415858Abstract: Implementations of semiconductor packages may include: a first substrate having two or more die coupled to a first side, a clip coupled to each of the two or more die on the first substrate and a second substrate having two or more die coupled to a first side of the second substrate. A clip may be coupled to each of the two or more die on the second substrate. The package may include two or more spacers coupled to the first side of the first substrate and a lead frame between the first substrate and the second substrate and a molding compound. A second side of each of the first substrate and the second substrate may be exposed through the molding compound. A perimeter of the first substrate and a perimeter of the second substrate may not fully overlap when coupled through the two or more spacers.Type: ApplicationFiled: August 30, 2022Publication date: December 29, 2022Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Chee Hiong CHEW, Atapol PRAJUCKAMOL, Stephen ST. GERMAIN, Yusheng LIN
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Publication number: 20220415767Abstract: Implementations of semiconductor packages may include a first substrate having two or more die coupled to a first side, a clip coupled to each of the two or more die on the first substrate and a second substrate having two or more die coupled to a first side of the second substrate. A clip may be coupled to each of the two or more die on the second substrate. The package may include a lead frame between the first substrate and the second substrate and a molding compound. A second side of each of the first substrate and the second substrate may be exposed through the molding compound. A perimeter of the first substrate and a perimeter of the second substrate may not fully overlap when coupled through the lead frame.Type: ApplicationFiled: September 6, 2022Publication date: December 29, 2022Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Chee Hiong CHEW, Atapol PRAJUCKAMOL, Stephen ST. GERMAIN, Yusheng LIN
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Patent number: 11532539Abstract: Implementations of the semiconductor package may include a first sidewall opposite a second sidewall, and a third sidewall opposite a fourth sidewall. Implementations of the semiconductor package may include a first lead and a second lead extending from the first sidewall and a first half-etched tie bar directly coupled to the first lead. An end of the first half-etched tie bar may be exposed on the third sidewall of the semiconductor package. Implementations of the semiconductor package may also include a second half-etched tie bar directly coupled to the second lead. An end of the second half-etched tie bar may be exposed on the fourth sidewall. An end of the first lead and an end of the second lead may each be electroplated. The first die flag and the second die flag may be electrically isolated from the first lead and the second lead.Type: GrantFiled: December 29, 2020Date of Patent: December 20, 2022Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Hui Min Ler, Soon Wei Wang, Chee Hiong Chew
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Publication number: 20220375833Abstract: Implementations of semiconductor packages may include a metallic baseplate, a first insulative layer coupled to the metallic baseplate, a first plurality of metallic traces, each metallic trace of the first plurality of metallic traces coupled to the electrically insulative, one or more semiconductor devices coupled to each one of the first plurality of metallic traces, a second plurality of metallic traces coupled to the one or more semiconductor devices, and a second insulative layer coupled to the metallic traces of the second plurality of metallic traces.Type: ApplicationFiled: August 1, 2022Publication date: November 24, 2022Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Yusheng LIN, Roger Paul STOUT, Chee Hiong CHEW, Sadamichi TAKAKUSAKI, Francis J. CARNEY
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Patent number: 11508679Abstract: A method for fabricating a chip scale package, comprising: providing a wafer; applying a polymer resin on at least part of a first surface of the wafer and to one or more sides of the wafer; and applying a compression mold on at least part of a second surface of the wafer and to one or more sides of the wafer, said first and second surfaces opposing each other.Type: GrantFiled: October 12, 2020Date of Patent: November 22, 2022Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Yusheng Lin, Soon Wei Wang, Chee Hiong Chew, Francis J. Carney
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Publication number: 20220351977Abstract: Various implementations of a method of forming a semiconductor package may include forming a plurality of notches into the first side of a semiconductor substrate; applying a permanent coating material into the plurality of notches; forming a first organic material over the first side of the semiconductor substrate and the plurality of notches; thinning a second side of the semiconductor substrate opposite the first side one of to or into the plurality of notches; and singulating the semiconductor substrate through the permanent coating material into a plurality of semiconductor packages.Type: ApplicationFiled: July 19, 2022Publication date: November 3, 2022Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Francis J. CARNEY, Yusheng LIN, Michael J. SEDDON, Chee Hiong CHEW, Soon Wei WANG, Eiji KUROSE