Invention Grant
US09178414B2 Jittering frequency control circuit and method for a switching mode power supply
有权
用于开关模式电源的抖动频率控制电路和方法
- Patent Title: Jittering frequency control circuit and method for a switching mode power supply
- Patent Title (中): 用于开关模式电源的抖动频率控制电路和方法
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Application No.: US13361363Application Date: 2012-01-30
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Publication No.: US09178414B2Publication Date: 2015-11-03
- Inventor: Kun-Yu Lin , Pei-Lun Huang
- Applicant: Kun-Yu Lin , Pei-Lun Huang
- Applicant Address: KY Grand Cayman, British West Indies
- Assignee: RICHPOWER MICROELECTRONICS CORPORATION
- Current Assignee: RICHPOWER MICROELECTRONICS CORPORATION
- Current Assignee Address: KY Grand Cayman, British West Indies
- Agency: Muncy, Geissler, Olds & Lowe, P.C.
- Priority: TW100103914A 20110201
- Main IPC: H02M1/44
- IPC: H02M1/44 ; H02M3/335
Abstract:
A jittering frequency control circuit and method for a switching mode power supply enlarge the uttering frequency range of the switching frequency of the switching mode power supply when the switching mode power supplier enters a frequency reduction mode, to improve the electro-magnetic interference of the switching mode power supply operating with the frequency reduction mode.
Public/Granted literature
- US20120194227A1 JITTERING FREQUENCY CONTROL CIRCUIT AND METHOD FOR A SWITCHING MODE POWER SUPPLY Public/Granted day:2012-08-02
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