Power supply circuit

The embodiment of the utility model discloses a power supply circuit, which is used for supplying power to a detection device and comprises a switching circuit, an input end of which is connected with a control circuit and an output end of which is connected with an input end of a booster circuit; t...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHOU MINGJIE, FU SONGJIAN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The embodiment of the utility model discloses a power supply circuit, which is used for supplying power to a detection device and comprises a switching circuit, an input end of which is connected with a control circuit and an output end of which is connected with an input end of a booster circuit; the output end of the booster circuit is connected with the detection device; the input end of the charging circuit is connected with the electric energy generating device, and the output end is connected with the input end of the switching circuit. Power is supplied to the booster circuit through the charging circuit, then the booster circuit supplies power to the detection device, the switching circuit is arranged between the charging circuit and the booster circuit, when power does not need to be supplied to the detection device, the switching circuit can receive a high-level signal output by the control circuit, and at the moment, the switching circuit enables the charging circuit to stop supplying power to the