Battery charging circuit

The utility model discloses a battery charging circuit, which relates to the technical field of battery charging circuits, and is characterized in that the input end of a first switching tube is connected with an external power supply, the output end of the first switching tube is connected with the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: PENG SHIFANG, CHEN DONGPING, ZENG JIAZHEN, HUANG HUAJUN, HUANG MINSHUANG, LIU YING, WU SHENGHUA
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model discloses a battery charging circuit, which relates to the technical field of battery charging circuits, and is characterized in that the input end of a first switching tube is connected with an external power supply, the output end of the first switching tube is connected with the input end of an LC oscillation voltage regulation circuit, and the output end of the LC oscillation voltage regulation circuit is used for outputting charging voltage; the LC oscillation voltage regulating circuit is used for regulating the voltage output by the first switching tube; the power supply end of the driving control circuit is connected with an external power supply, the voltage signal acquisition end of the driving control circuit is connected with the output end of the first switching tube, and the control signal output end of the driving control circuit is connected with the control end of the first switching tube; a control signal of the first switching tube is output from the control signal output