- Patent Title: Switching regulator and control circuit and control method therefor
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Application No.: US14581022Application Date: 2014-12-23
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Publication No.: US09614437B2Publication Date: 2017-04-04
- Inventor: Xiaolong Yuan
- Applicant: Silergy Semiconductor Technology (Hangzhou) Ltd.
- Applicant Address: CN Hangzhou
- Assignee: Silergy Semiconductor Technology (Hangzhou) Ltd.
- Current Assignee: Silergy Semiconductor Technology (Hangzhou) Ltd.
- Current Assignee Address: CN Hangzhou
- Agency: Westman, Champlin & Koehler, P.A.
- Priority: CN201310724816 20131225
- Main IPC: G05F1/00
- IPC: G05F1/00 ; H02M3/156 ; H02M1/00
Abstract:
Disclosed are a switching regulator and a control circuit and a control method therefor. In one embodiment, a switching control signal with decreasing on time is generated to control a power switch in a second mode so that audio noise can be avoided when the switching regulator operates in a light loaded or unloaded condition.
Public/Granted literature
- US20150180341A1 SWITCHING REGULATOR AND CONTROL CIRCUIT AND CONTROL METHOD THEREFOR Public/Granted day:2015-06-25
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