Invention Grant
- Patent Title: Methods and apparatuses for auxiliary transient control system
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Application No.: US16662798Application Date: 2019-10-24
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Publication No.: US11502607B2Publication Date: 2022-11-15
- Inventor: Amir Babazadeh , Demetri Giannopoulos , Chris Young
- Applicant: Alpha and Omega Semiconductor (Cayman) Limited
- Applicant Address: KY Grand Cayman
- Assignee: Alpha and Omega Semiconductor (Cayman) Limited
- Current Assignee: Alpha and Omega Semiconductor (Cayman) Limited
- Current Assignee Address: KY Grand Cayman
- Agency: Thompson Patent Law
- Agent Craige Thompson; Timothy D. Snowden
- Main IPC: H02M3/158
- IPC: H02M3/158 ; H02M3/157

Abstract:
Apparatus and associated methods relate to providing an integrated circuit package having (a) a bypass circuit in parallel with an inductor and (b) a logic circuit configured to control the bypass circuit for conductivity modulation. In an illustrative example, in response to a corresponding load transient, the logic circuit may include a state machine configured to generate different control signals for the bypass circuit to control the timing and/or quantity of energy transfer from the inductor to a load. The bypass circuit may include a first semiconductor switch and a second semiconductor switch connected in anti-series. In some implementations, the power stage and the bypass circuit may be operated, for example, in numerous operational modes to dynamically modulate conductivity across the terminals of the inductor in a power supply to advantageously result in a smaller undershoot and overshoot.
Public/Granted literature
- US20210126540A1 METHODS AND APPARATUSES FOR AUXILIARY TRANSIENT CONTROL SYSTEM Public/Granted day:2021-04-29
Information query
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