Title:
SWITCHING CIRCUIT
Document Type and Number:
WIPO Patent Application WO/2020/098615
Kind Code:
A1
Abstract:
Embodiments of the present invention provide a switching circuit. The circuit comprises: a charging sub-circuit, which has a first input end and an output end; a switching sub-circuit, which has a first end, a second end, and a control end, wherein the control end of the switching sub-circuit is connected to the output end of the charging sub-circuit; and a function sub-circuit, which is connected to the first end or the second end of the switching sub-circuit, and has a first node, wherein an operating voltage of the first node is higher than an input voltage of an input power supply, the switching sub-circuit comprises one or more NMOS switches, and the first input end of the charging sub-circuit is connected to the first node.
Inventors:
GONG TIANXUN (CN)
LIANG JINTAO (CN)
YVON SYLVAIN (FR)
YUAN PEILIANG (CN)
FANG SHANGYE (CN)
ZHANG ZHENYU (CN)
LIANG JINTAO (CN)
YVON SYLVAIN (FR)
YUAN PEILIANG (CN)
FANG SHANGYE (CN)
ZHANG ZHENYU (CN)
Application Number:
PCT/CN2019/117276
Publication Date:
May 22, 2020
Filing Date:
November 12, 2019
Export Citation:
Assignee:
FOSHAN ICHIKOH VALEO AUTO LIGHTING SYSTEMS CO LTD (CN)
International Classes:
H03K17/567
Foreign References:
CN103633826A | 2014-03-12 | |||
CN104079276A | 2014-10-01 | |||
CN107612531A | 2018-01-19 | |||
US20150372678A1 | 2015-12-24 |
Other References:
See also references of EP 3883132A4
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