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US 2017/0317585 A1Published application
Apparatuses and methods for mixed charge pumps with voltage regulator circuits
AssigneeMicron Technology, Inc.
InventorsXiaojiang Guo, Qiang Tang
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Abstract
Apparatuses and methods for mixed charge pumps with voltage regulator circuits is disclosed. An example apparatus comprises a first charge pump circuit configured to provide a first output, a second charge pump circuit configured to provide a second output, a plurality of coupling circuits configured to voltage couple and current couple the first output and the second output to a common node to provide a regulated voltage, and a feedback circuit configured to regulate the first output and the second output based on the regulated voltage.
Claims14
An apparatus comprising:
- a first charge pump circuit configured to provide a first output;
- a second charge pump circuit configured to provide a second output;
- a plurality of coupling circuits configured to voltage couple and current couple the first output and the second output to a common node to provide a regulated voltage;
- and
- a feedback circuit configured to regulate the first output and the second output based on the regulated voltage.
2 more elements
An apparatus comprising:
- a first charge pump circuit configured to provide a first output;
- a second charge pump circuit configured to provide a second output;
- a plurality of coupling circuits configured to voltage couple and current couple the first output and the second output to a common node to provide a regulated voltage, the plurality of coupling circuits comprises:
- a first current coupler circuit comprising a first NFET and a second NFET coupled in series between the first output and the common node, and
- a second current coupler circuit comprising a third NFET and a fourth NFET coupled in series between the second output and the common node;
- and
- a feedback circuit configured to regulate the first output and the second output based on the regulated voltage.
4 more elements
Dependencies are inferred from the claim text.