Power supply circuit for PCI-E slot
    36.
    发明授权
    Power supply circuit for PCI-E slot 有权
    PCI-E插槽电源电路

    公开(公告)号:US08269549B2

    公开(公告)日:2012-09-18

    申请号:US13048973

    申请日:2011-03-16

    CPC classification number: G06F1/26

    Abstract: A power supply circuit for a PCI-E slot includes a control chip, a first electronic switch, and a second electronic switch. The control chip determines a status of a motherboard, outputting a control signal. A first terminal of the first electronic switch is connected to the control chip to receive the control signal, and connected to a +3.3V dual power supply of the motherboard through a first resistor. A second terminal of the first electronic switch is grounded. A third terminal of the first electronic switch is connected to a first terminal of the second electronic switch, and connected to the +3.3V dual power supply through a second resistor. A second terminal of the second electronic switch is connected to the +3.3V dual power supply. A third terminal of the second electronic switch is connected to a PCI-E slot.

    Abstract translation: 用于PCI-E插槽的电源电路包括控制芯片,第一电子开关和第二电子开关。 控制芯片确定主板的状态,输出控制信号。 第一电子开关的第一端子连接到控制芯片以接收控制信号,并通过第一电阻器连接到主板的+ 3.3V双电源。 第一个电子开关的第二个端子接地。 第一电子开关的第三端子连接到第二电子开关的第一端子,并通过第二电阻器连接到+ 3.3V双电源。 第二个电子开关的第二个端子连接到+ 3.3V双电源。 第二电子开关的第三端子连接到PCI-E插槽。

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