The invention relates to a power supply self-recovery short-circuit protection circuit, and relates to the technical field of power supply application. The system comprises a control module used for receiving a user instruction and outputting a control signal; the driving module is used for receiving the control signal and outputting a driving signal according to the control signal; the input end of the power module is used for receiving the driving signal, and the output end amplifies and outputs the driving signal; the in-phase input end of the first detection module is used for collecting a voltage signal of the power module, the output end of the first detection module outputs a corresponding detection signal to the driving module according to the received voltage signal, and the driving module makes a corresponding response according to the received detection signal; the input end of the CR delay module is connected to the output end of the first detection module, the output end of the CR delay module is connected to the inverted input end of the first detection module, and the CR delay module is used for prolonging the output period of the detection signal output by the first detection module. According to the invention, the time of outputting the detection signal by the first detection module is prolonged through the time delay module, and the sensitivity of receiving the detection signal by the driving module is improved.

    本发明涉及一种电源自恢复短路保护电路,涉及电源应用的技术领域;其包括控制模块,用于接收用户指令并输出控制信号;驱动模块,用于接收控制信号,并根据控制信号输出驱动信号;功率模块,输入端用于接收驱动信号,输出端将驱动信号放大后输出;第一检测模块,同相输入端用于采集功率模块的电压信号,输出端根据接收到的电压信号输出相应的检测信号至驱动模块,驱动模块根据接收到的检测信号发生相应响应;CR延时模块,输入端连接于第一检测模块输出端,输出端连接于第一检测模块反相输入端,并用于延长第一检测模块输出检测信号的输出周期。本发明通过延时模块延长了第一检测模块输出检测信号的时间,提高了驱动模块接收检测信号的灵敏性。


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    Titel :

    Power supply self-recovery short-circuit protection circuit


    Weitere Titelangaben:

    一种电源自恢复短路保护电路


    Beteiligte:
    LIM HAE-BIN (Autor:in) / LI TAOTAO (Autor:in)

    Erscheinungsdatum :

    2023-04-28


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung



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