南方科技大学知识苑(SUSTech KC): 一种电源适配器

Title	一种电源适配器
Alternative Title	Power supply adaptor
Author	夏鹏昆; 董斌; 于洪宇; 林杰; 程齐家; 蒋苓利; 刘宗岱
First Inventor	夏鹏昆
Original applicant	南方科技大学
First applicant	南方科技大学
Address of First applicant	518055 广东省深圳市南山区西丽学苑大道1088号
Current applicant	南方科技大学
Address of Current applicant	518055 广东省深圳市南山区西丽学苑大道1088号 (广东,深圳,南山区)
First Current Applicant	南方科技大学
Address of First Current Applicant	518055 广东省深圳市南山区西丽学苑大道1088号 (广东,深圳,南山区)
Application Number	CN201520256234.2
Application Date	2015-04-24
Open (Notice) Number	CN204578387U
Date Available	2015-08-19
Publication Years	2015-08-19
Status of Patent	授权
Legal Date	2015-08-19
Subtype	实用新型
SUSTech Authorship	First
Abstract	本实用新型提供了一种电源适配器，包括：输入接口、第一滤波单元、整流滤波单元、频率调制控制单元、变压单元、第一开关、同步整流控制单元、第二开关、第二滤波单元、输出接口；输入接口连接滤波单元的输入端；滤波单元的输出端连接整流滤波单元的输入端；变压单元包括初级绕组和次级绕组；变压单元初级绕组的第一端与整流滤波单元的输出端相连、第二端通过第一开关与接地电位连接；变压单元次级绕组的第一端通过第二滤波单元与输出接口连接、第二端通过第二开关与接地电位连接；第一开关的控制端连接频率调制控制单元；第二开关的控制端连接同步整流控制单元；第一开关、第二开关采用GaN半导体开关元件或SiC半导体开关元件或CoolMOS半导体开关元件。本实用新型可以实现电源适配器的小型化和高效率。
Other Abstract	The utility model provides a power supply adaptor, include: input interface, first filtering unit, rectifying and wave-filtering unit, frequency modulation the control unit, vary voltage unit, first switch, synchronous Rectifier the control unit, second switch, second filtering unit, output interface, the input of input interface connection filtering unit, the input of rectifying and wave-filtering unit is connected to the output of filtering unit, the vary voltage unit includes primary winding and secondary, vary voltage unit primary winding's first end links to each other with the output of rectifying and wave-filtering unit, the second end is connected through first switch and earthing potential, vary voltage unit secondary's first end passes through second filtering unit and is connected through second switch and earthing potential with output interface connection, second end, frequency modulation the control unit is connected to the control end of first switch, synchronous Rectifier the control unit is connected to the control end of second switch, first switch, second switch adopt gaN semiconductor switch component or siC semiconductor switch component or coolMOS semiconductor switch component. The utility model discloses can realize power supply adaptor's miniaturization and high efficiency.
CPC Classification Number	Y02B70/10
IPC Classification Number	H02M7/217 ; H02M3/335
INPADOC Legal Status	（+GRANT OF PATENT OR UTILITY MODEL）[2015-08-19][CN]
INPADOC Patent Family Count	1
Extended Patent Family Count	1
Priority date	2015-04-24
Patent Agent	唐致明
Agency	广州嘉权专利商标事务所有限公司
URL	[Source Record]
Data Source	PatSnap
Document Type	Patent
Identifier	http://kc.sustech.edu.cn/handle/2SGJ60CL/533179
Department	SUSTech Institute of Microelectronics
Recommended Citation GB/T 7714	夏鹏昆,董斌,于洪宇,等. 一种电源适配器[P]. 2015-08-19.

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