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    • 5. 发明申请
    • Method for Operating a Power Semiconductor Circuit and Power Semiconductor Circuit
    • 操作功率半导体电路和功率半导体电路的方法
    • US20100079197A1
    • 2010-04-01
    • US12242266
    • 2008-09-30
    • Markus LadurnerRobert Illing
    • Markus LadurnerRobert Illing
    • H01L37/00
    • H03K17/0822H03K2017/0806
    • In a method for operating a power semiconductor circuit a power semiconductor chip is provided which includes a power semiconductor switch with a first load terminal and with a second load terminal. Further, a first temperature sensor which is thermally coupled to the power semiconductor switch and a second temperature sensor are provided. The power semiconductor switch is switched OFF or kept switched OFF if the temperature difference between a first temperature of the first temperature sensor and a second temperature of the second temperature sensor is greater than or equal to a switching-OFF threshold temperature difference which depends, following an inconstant first function, on the voltage drop across the power semiconductor switch between the first load terminal and the second load terminal.
    • 在用于操作功率半导体电路的方法中,提供了功率半导体芯片,其包括具有第一负载端子和第二负载端子的功率半导体开关。 此外,提供了热耦合到功率半导体开关的第一温度传感器和第二温度传感器。 如果第一温度传感器的第一温度和第二温度传感器的第二温度之间的温度差大于或等于关断阈值温度差,则功率半导体开关被切断或保持关闭,其依赖于 关于第一负载端子和第二负载端子之间的功率半导体开关上的电压降的不可预测的第一功能。
    • 6. 发明申请
    • SEMICONDUCTOR SWITCH AND METHOD FOR OPERATING A SEMICONDUCTOR SWITCH
    • 半导体开关和操作半导体开关的方法
    • US20100079193A1
    • 2010-04-01
    • US12240636
    • 2008-09-29
    • Markus LadurnerRobert Illing
    • Markus LadurnerRobert Illing
    • H03K17/56
    • H03K17/0822H03K2017/0806
    • A semiconductor switch, is provided that comprises a semiconductor element having a control terminal and two load terminals forming switching contacts of the semiconductor switch, a temperature measuring device for measuring the temperatures of the semiconductor element at two measurement locations spaced apart from one another, and also a control circuit connected between the temperature measuring device and the control terminal of the semiconductor element and having a control input forming the control contact of the semiconductor element, wherein provision is made for: measuring the temperatures of the semiconductor element at two measurement locations spaced apart from one another; providing a signal representing the difference between the two temperatures; driving a driving current of specific intensity into the control terminal of the semiconductor element if a corresponding signal is present at the control input in order to control the semiconductor element in the conducting state between its load terminals; increasing the intensity of the driving current if the semiconductor element is controlled in the conducting state and the temperature difference exceeds a first limit value.
    • 提供一种半导体开关,其包括具有控制端子的半导体元件和形成半导体开关的开关触点的两个负载端子,用于在彼此间隔开的两个测量位置处测量半导体元件的温度的温度测量装置,以及 连接在温度测量装置和半导体元件的控制端子之间的控制电路,并具有形成半导体元件的控制触点的控制输入,其中提供:在两个测量位置间隔测量半导体元件的温度 除了彼此; 提供表示两个温度之间的差异的信号; 如果在控制输入端存在相应的信号,则将特定强度的驱动电流驱动到半导体元件的控制端子中,以便控制半导体元件处于负载端子之间的导通状态; 如果半导体元件被控制在导通状态并且温差超过第一极限值,则增加驱动电流的强度。
    • 8. 发明授权
    • System and method for temperature based control of a power semiconductor circuit
    • 一种用于功率半导体电路的温度控制的系统和方法
    • US08203315B2
    • 2012-06-19
    • US12242266
    • 2008-09-30
    • Markus LadurnerRobert Illing
    • Markus LadurnerRobert Illing
    • H02J7/04H02J7/16
    • H03K17/0822H03K2017/0806
    • In a method for operating a power semiconductor circuit a power semiconductor chip is provided which includes a power semiconductor switch with a first load terminal and with a second load terminal. Further, a first temperature sensor which is thermally coupled to the power semiconductor switch and a second temperature sensor are provided. The power semiconductor switch is switched OFF or kept switched OFF if the temperature difference between a first temperature of the first temperature sensor and a second temperature of the second temperature sensor is greater than or equal to a switching-OFF threshold temperature difference which depends, following an inconstant first function, on the voltage drop across the power semiconductor switch between the first load terminal and the second load terminal.
    • 在用于操作功率半导体电路的方法中,提供了功率半导体芯片,其包括具有第一负载端子和第二负载端子的功率半导体开关。 此外,提供了热耦合到功率半导体开关的第一温度传感器和第二温度传感器。 如果第一温度传感器的第一温度和第二温度传感器的第二温度之间的温度差大于或等于关断阈值温度差,则功率半导体开关被切断或保持关闭,其依赖于 关于第一负载端子和第二负载端子之间的功率半导体开关上的电压降的不可预测的第一功能。