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1.
公开(公告)号:US11860658B2
公开(公告)日:2024-01-02
申请号:US17521187
申请日:2021-11-08
Applicant: Samsung Electronics Co., Ltd.
Inventor: Ikhwan Kim , Takahiro Nomiyama , Jiseon Paek , Jaeyeol Han
CPC classification number: G05F1/565 , H02M3/00 , H02M3/1584 , H02M1/0045
Abstract: A regulating circuit including a first direct current (DC)-DC converter configured to apply a first supply voltage to a first node in a first mode and apply the first supply voltage to a second node in a second mode, a first low drop output (LDO) regulator connected to the first node, the first LDO regulator configured to provide an output voltage to an output node by regulating the first supply voltage of the first node, and a second LDO regulator connected to the first node, the second LDO regulator configured to provide an auxiliary current to the first node in the second mode may be provided.
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2.
公开(公告)号:US11190102B2
公开(公告)日:2021-11-30
申请号:US16582401
申请日:2019-09-25
Applicant: Samsung Electronics Co., Ltd.
Inventor: Ikhwan Kim , Takahiro Nomiyama , Jiseon Paek , Jaeyeol Han
Abstract: A regulating circuit including a first direct current (DC)-DC converter configured to apply a first supply voltage to a first node in a first mode and apply the first supply voltage to a second node in a second mode, a first low drop output (LDO) regulator connected to the first node, the first LDO regulator configured to provide an output voltage to an output node by regulating the first supply voltage of the first node, and a second LDO regulator connected to the first node, the second LDO regulator configured to provide an auxiliary current to the first node in the second mode may be provided.
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3.
公开(公告)号:US12147256B2
公开(公告)日:2024-11-19
申请号:US18153208
申请日:2023-01-11
Applicant: Samsung Electronics Co., Ltd.
Inventor: Jeongkwang Lee , Ikhwan Kim , Takahiro Nomiyama , Youngho Jung
Abstract: A voltage dividing capacitor circuit includes a first capacitor voltage divider and a second capacitor voltage divider. The first capacitor voltage divider is connected to a second voltage node, the first capacitor voltage divider includes a first flying capacitor and a plurality of first switches, the second voltage node coupled to a second load capacitor, the plurality of first switches connected in series between a first voltage node and a ground node, the first voltage node coupled to a first load capacitor, and the ground node coupled to a ground voltage. The second capacitor voltage divider is connected between the first voltage node and the second voltage node, and includes a second flying capacitor and a plurality of second switches, the plurality of second switches connected in series between the first voltage node and the second voltage node.
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公开(公告)号:US12143008B2
公开(公告)日:2024-11-12
申请号:US17702163
申请日:2022-03-23
Applicant: Samsung Electronics Co., Ltd.
Inventor: Jeongkwang Lee , Ikhwan Kim , Takahiro Nomiyama , Youngho Jung
Abstract: A voltage dividing capacitor circuit includes first capacitor through third capacitor dividers and first through fourth load capacitors. The first capacitor divider includes a first flying capacitor and a plurality of first switches connected in series between a first voltage node and a ground node, and is connected to a second voltage node. The second capacitor divider is connected to the first voltage node, the second voltage node, and a first intermediate voltage node. The third capacitor divider is connected to the second voltage node, the ground voltage node, and a second intermediate voltage node. The first through fourth load capacitors are connected in series between the first voltage node and the ground node. The second capacitor divider includes a second flying capacitor and a plurality of second switches connected in series between the first voltage node and the second voltage node.
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5.
公开(公告)号:US11567519B2
公开(公告)日:2023-01-31
申请号:US17334053
申请日:2021-05-28
Applicant: Samsung Electronics Co., Ltd.
Inventor: Jeongkwang Lee , Ikhwan Kim , Takahiro Nomiyama , Youngho Jung
Abstract: A voltage dividing capacitor circuit includes a first capacitor voltage divider and a second capacitor voltage divider. The first capacitor voltage divider is connected to a second voltage node, the first capacitor voltage divider includes a first flying capacitor and a plurality of first switches, the second voltage node coupled to a second load capacitor, the plurality of first switches connected in series between a first voltage node and a ground node, the first voltage node coupled to a first load capacitor, and the ground node coupled to a ground voltage. The second capacitor voltage divider is connected between the first voltage node and the second voltage node, and includes a second flying capacitor and a plurality of second switches, the plurality of second switches connected in series between the first voltage node and the second voltage node.
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