Title:
CHIP, CONTROL CHIP, SWITCHING POWER SUPPLY AND POWER ADAPTER
Document Type and Number:
WIPO Patent Application WO/2024/082980
Kind Code:
A1
Abstract:
A chip, a control chip, a switching power supply and a power adapter, which relate to the technical field of electronics, and can ensure precision in detecting a current. The chip comprises: a substrate; a first switch tube manufactured on the substrate; a second switch tube and a third switch tube which are manufactured on the substrate, the second switch tube being disposed in a first region on the substrate, and the third switch tube being disposed in a second region on the substrate.
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Inventors:
ZHANG DONGLIANG (CN)
HOU QINGHUI (CN)
HOU QINGHUI (CN)
Application Number:
PCT/CN2023/123416
Publication Date:
April 25, 2024
Filing Date:
October 08, 2023
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H01L23/488; H02M1/088; H02M3/335; H02M7/217
Foreign References:
| CN113630011A | 2021-11-09 | |||
| TWI714492B | 2020-12-21 | |||
| CN106452041A | 2017-02-22 | |||
| CN203722882U | 2014-07-16 | |||
| CN212648245U | 2021-03-02 | |||
| CN114975430A | 2022-08-30 | |||
| CN113782529A | 2021-12-10 |
Attorney, Agent or Firm:
BEIJING ZBSD PATENT & TRADEMARK AGENT LTD. (CN)
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