Power compensation circuit, power compensator and switching power supply

The invention discloses a power compensation circuit, a power compensator and a switching power supply. The power compensation circuit comprises an energy charging module, a signal input end of the energy charging module is connected to an external control voltage input end, a power supply end of th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	YAO HUAN, ZHANG JINGWEN, DAI YUSHENG, HUA YUHUI, ZHANG GEYUAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS CONTROL OR REGULATION THEREOF CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION
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Beschreibung
Zusammenfassung:	The invention discloses a power compensation circuit, a power compensator and a switching power supply. The power compensation circuit comprises an energy charging module, a signal input end of the energy charging module is connected to an external control voltage input end, a power supply end of the energy charging module is connected to a power supply input end, a first output end of the energy charging module is connected to a first node, the first node is connected to a grounding end, and a second output end of the energy charging module is connected to a second node. The energy charging module is used for providing electric energy for the compensation module under the condition that an external control signal is received; the electric energy end of the compensation module is connected to the second node, the first output end of the compensation module is connected to the first node, the second output end of the compensation module is connected to the external output end, and the compensation module outpu