PROBLEM TO BE SOLVED: To provide a power supply unit capable of improving safety while avoiding sudden turning-off of an output when an overheat state occurs.SOLUTION: The power supply unit includes: an overcurrent protection circuit for limiting an output current to be not more than an overcurrent protection setting value; an overheat protection circuit for changing the overcurrent protection setting value to become low upon detection of an overheat state.SELECTED DRAWING: Figure 1

    【課題】過熱状態となった場合に出力をいきなりオフとすることを避けつつ安全性を高めることのできる電源装置を提供する。【解決手段】出力電流を過電流保護設定値以下となるよう制限する過電流保護回路と、過熱状態を検出したときに前記過電流保護設定値を低くなるよう変更する過熱保護回路と、を備える電源装置としている。【選択図】図1


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    Title :

    POWER SUPPLY UNIT


    Additional title:

    電源装置


    Contributors:

    Publication date :

    2017-12-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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