Title:
LOOP COMPENSATION CIRCUIT, SWITCHING POWER CIRCUIT, AND SWITCHING POWER CHARGER
Document Type and Number:
WIPO Patent Application WO/2017/193474
Kind Code:
A1
Abstract:
Provided are a loop compensation circuit, a switching power circuit, and a switching power charger. The loop compensation circuit comprises: a main power circuit (501); and a feedback control circuit (502) having an outer voltage feedback loop and an inner current feedback loop. The main power circuit performs a step-down operation and voltage ripple filtering on an inputted direct current. After a voltage outputted by the main power circuit has been regulated by the feedback control circuit, the regulated voltage is fed back to the main power circuit from an input terminal thereof.
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Inventors:
PAN JIALONG (CN)
ZHENG LUJIE (CN)
CHEN QINGWEI (CN)
MAO YUHONG (CN)
ZHENG LUJIE (CN)
CHEN QINGWEI (CN)
MAO YUHONG (CN)
Application Number:
PCT/CN2016/090474
Publication Date:
November 16, 2017
Filing Date:
July 19, 2016
Export Citation:
Assignee:
ZTE CORP (CN)
International Classes:
H02J7/00; H02M3/335
Foreign References:
| CN104022661A | 2014-09-03 | |||
| CN204928318U | 2015-12-30 | |||
| CN101982919A | 2011-03-02 | |||
| US20070118311A1 | 2007-05-24 | |||
| US20130307339A1 | 2013-11-21 | |||
| CN101515726A | 2009-08-26 |
Attorney, Agent or Firm:
AFD CHINA INTELLECTUAL PROPERTY LAW OFFICE (CN)
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