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    • 10. 发明授权
    • Power source device and output voltage stabilizing method
    • 电源装置和输出电压稳定方法
    • US08102166B2
    • 2012-01-24
    • US12569940
    • 2009-09-30
    • Yasuhiro Iino
    • Yasuhiro Iino
    • G05F1/40H02M3/335
    • H02M3/33576H02M2001/0029H02M2001/0064
    • A power source device includes: a switching section switching an input voltage supplied to a load section; a smoothing inductor section smoothing and outputting an output current to be supplied to the load section in accordance with a switching of the switching section; a first inductor section decreasing an output inductance value of the smoothing inductor section; a second inductor section increasing the output inductance value of the smoothing inductor section; an electromagnetic induction activating section activating the electromagnetic induction between the smoothing inductor section and the first or the second inductor section; a load current fluctuation detecting section detecting a steep fluctuation in a load current; and a control section controlling the electromagnetic induction activating section so as to activate the electromagnetic induction between the smoothing inductor section and the first or the second inductor section when the steep fluctuation of the load current is detected.
    • 电源装置包括:切换部,切换供给到负载部的输入电压; 平滑电感器部分,根据切换部分的切换平滑并输出要提供给负载部分的输出电流; 减小所述平滑电感器部分的输出电感值的第一电感器部分; 第二电感器部分增加平滑电感器部分的输出电感值; 激活所述平滑电感器部分和所述第一或第二电感器部分之间的电磁感应的电磁感应激活部分; 检测负载电流的急剧波动的负载电流波动检测部; 以及控制部分,当检测到负载电流的急剧波动时,控制电磁感应激活部分,以激活平滑电感器部分与第一或第二电感器部分之间的电磁感应。