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    • 2. 发明授权
    • Power supply control circuit, power supply device, power supply system, and method of controlling power supply control device
    • 电源控制电路,电源装置,电源系统及控制电源控制装置的方法
    • US08106640B2
    • 2012-01-31
    • US13064327
    • 2011-03-18
    • Kazuhiko Itakura
    • Kazuhiko Itakura
    • G05F1/56
    • H02M3/1588G01R31/40H02H7/1213H02M1/32H03K17/18Y02B70/1466
    • A power supply control circuit detects a reference voltage VD corresponding to an intermediate voltage of a Hi Side FET and a Lo Side FET, when a short-circuit fault of the Lo Side FET is generated, and compares a threshold value VIN−VrefH and the reference voltage VD using a comparator COMP. The power supply control circuit determines that the short-circuit fault is generated, when the reference voltage VD is less than the threshold value VIN−VrefH and a switching control signal (HiDr) is in an ON state. Likewise, the power supply control circuit detects the reference voltage VD of the Hi Side FET and the Lo Side FET, when a short-circuit fault of the Hi Side FET is generated, and compares a threshold value VrefL and the reference voltage VD using the comparator COMP. The power supply control circuit determines that the short-circuit fault is generated, when the reference voltage VD is more than the threshold value VrefL and a switching control signal (LoDr) is in an ON state.
    • 当产生Lo Side FET的短路故障时,电源控制电路检测对应于Hi Side FET和Lo Side FET的中间电压的参考电压VD,并将阈值VIN-VrefH和 参考电压VD使用比较器COMP。 当参考电压VD小于阈值VIN-VrefH并且开关控制信号(HiDr)处于ON状态时,电源控制电路确定产生短路故障。 类似地,当产生Hi侧FET的短路故障时,电源控制电路检测Hi Side FET和Lo Side FET的参考电压VD,并使用该阈值VrefL与参考电压VD进行比较 比较器COMP。 当参考电压VD大于阈值VrefL并且开关控制信号(LoDr)处于ON状态时,电源控制电路确定产生短路故障。
    • 6. 发明申请
    • PRINTED CIRCUIT BOARD MODULE
    • 打印电路板模块
    • US20110308839A1
    • 2011-12-22
    • US13218017
    • 2011-08-25
    • Susumu EguchiKazuhiko Itakura
    • Susumu EguchiKazuhiko Itakura
    • H05K1/02
    • H05K1/03H01L2924/15162H05K1/141H05K3/301H05K3/3405H05K3/3421H05K3/366H05K2201/1034H05K2201/10424H05K2201/10962
    • As a base, a side wall, and a top board are integrated by integral molding in a printed circuit board module, the printed circuit board module is structured in a simple manner. Further, conductive terminals are used for fitting a printed circuit board. The printed circuit board is securely held between the electrically conductive terminals and the top board via an elasticity of the conductive terminals. Here, due to the functioning of the notches, the printed circuit board is positioned in a simple manner. Due to the functioning of the base, a printed circuit board module can stand erect. The printed circuit board establishes a vertical posture. The packaging area is reduced. The packaging density improves. Further, the flat surface of the top board that is formed facing upward with a certain extension is used as, for example, an absorbent face.
    • 作为基座,侧壁和顶板通过一体成型集成在印刷电路板模块中,印刷电路板模块以简单的方式构造。 此外,导电端子用于安装印刷电路板。 印刷电路板通过导电端子的弹性牢固地保持在导电端子和顶板之间。 这里,由于凹口的功能,印刷电路板以简单的方式定位。 由于基座的功能,印刷电路板模块可以直立。 印刷电路板建立垂直姿势。 包装面积减少。 包装密度提高。 此外,作为例如吸收面使用形成为朝上的一定长度的顶板的平面。
    • 7. 发明授权
    • Printed circuit board module
    • 印刷电路板模块
    • US08455767B2
    • 2013-06-04
    • US13218017
    • 2011-08-25
    • Susumu EguchiKazuhiko Itakura
    • Susumu EguchiKazuhiko Itakura
    • H05K1/03
    • H05K1/03H01L2924/15162H05K1/141H05K3/301H05K3/3405H05K3/3421H05K3/366H05K2201/1034H05K2201/10424H05K2201/10962
    • As a base, a side wall, and a top board are integrated by integral molding in a printed circuit board module, the printed circuit board module is structured in a simple manner. Further, conductive terminals are used for fitting a printed circuit board. The printed circuit board is securely held between the electrically conductive terminals and the top board via an elasticity of the conductive terminals. Here, due to the functioning of the notches, the printed circuit board is positioned in a simple manner. Due to the functioning of the base, a printed circuit board module can stand erect. The printed circuit board establishes a vertical posture. The packaging area is reduced. The packaging density improves. Further, the flat surface of the top board that is formed facing upward with a certain extension is used as, for example, an absorbent face.
    • 作为基座,侧壁和顶板通过一体成型集成在印刷电路板模块中,印刷电路板模块以简单的方式构造。 此外,导电端子用于安装印刷电路板。 印刷电路板通过导电端子的弹性牢固地保持在导电端子和顶板之间。 这里,由于凹口的功能,印刷电路板以简单的方式定位。 由于基座的功能,印刷电路板模块可以直立。 印刷电路板建立垂直姿势。 包装面积减少。 包装密度提高。 此外,作为例如吸收面使用形成为朝上的一定长度的顶板的平面。
    • 8. 发明申请
    • Power supply and method of controlling same
    • 电源及其控制方法
    • US20080301476A1
    • 2008-12-04
    • US12222304
    • 2008-08-06
    • Kazuhiko Itakura
    • Kazuhiko Itakura
    • G06F1/26
    • H02H3/087H02J1/102H02M3/33523
    • A power supply supplying electric power through parallel operation of power supply units is disclosed. Each of the power supply units includes a transformer; a stopped state latch part configured to latch a control signal for controlling outputting of the power supply unit in a predetermined stopped state to stop the outputting, after passage of a first time in response to detection of an overcurrent on a primary side of the transformer; and an outputting restriction part configured to set the control signal in a predetermined restricted state to restrict the outputting of the power supply unit without stopping the outputting, after passage of a second time in response to detection of an overcurrent on a secondary side of the transformer. The second time is shorter than the first time.
    • 公开了一种通过并联运行电源装置供电的电源。 每个电源单元包括变压器; 停止状态锁存部,被配置为在预定的停止状态下锁存用于控制所述电源单元的输出的控制信号,以在响应于所述变压器的初级侧上的过电流的检测而在第一次经过之后停止所述输出; 以及输出限制部,其被配置为将所述控制信号设置在预定的限制状态,以在不停止所述输出的情况下限制所述电源单元的输出,所述第二时间响应于所述变压器的次级侧上的过电流的检测 。 第二次比第一次短。
    • 9. 发明申请
    • Power supply
    • 电源
    • US20060209580A1
    • 2006-09-21
    • US11203178
    • 2005-08-15
    • Kazuhiko ItakuraHiroshi ShimamoriIsamu Aoki
    • Kazuhiko ItakuraHiroshi ShimamoriIsamu Aoki
    • H02J1/10
    • H02J1/102
    • A power supply to be connected in parallel to one or more other power supplies so as to share with the other power supplies in supplying load current to a load is disclosed. The power supply includes a load current comparison part including a first input terminal and a second input terminal and outputting a difference in level between a first signal applied to the first input terminal and a second signal applied to the second input terminal. The load current comparison part includes a differential amplifier. A first input terminal of the differential amplifier is connected to a first input terminal of the differential amplifier of each of the other power supplies. A signal indicating a load current supplied by the power supply is input to a second input terminal of the differential amplifier. A non-directional impedance element is inserted between the first and second input terminals of the differential amplifier.
    • 公开了一种与一个或多个其他电源并联连接的电源,以便在向负载提供负载电流时与其他电源共享。 电源包括负载电流比较部分,其包括第一输入端和第二输入端,并且输出施加到第一输入端的第一信号和施加到第二输入端的第二信号之间的电平差。 负载电流比较部分包括差分放大器。 差分放大器的第一输入端连接到每个其它电源的差分放大器的第一输入端。 指示由电源提供的负载电流的信号被输入到差分放大器的第二输入端。 非差分放大器的第一和第二输入端之间插入无向阻抗元件。