IGBT (Insulated Gate Bipolar Translator) control device and control method, chip and circuit

The invention relates to the field of electronic information, and discloses an IGBT control device and method, a chip and a circuit, and the control device comprises a voltage sampling module which is used for collecting the collector voltage of an IGBT; the current sampling module is used for collecting the output current of the IGBT; the control module is used for comparing the input control signal with a preset control signal threshold value; and based on a comparison result, determining an input voltage input to the grid electrode of the IGBT according to the output current collected by the current sampling module or the collector voltage and the input control signal collected by the voltage collection module. Therefore, the gate of the IGBT is controlled. 本发明涉及电子信息领域，公开了一种IGBT的控制装置和控制方法、芯片及电路，该控制装置包括：电压采样模块，用于采集所述IGBT的集电极电压；电流采样模块，用于采集所述IGBT的输出电流；以及控制模块，用于：比较输入控制信号和预设控制信号阈值；以及基于比较结果，根据所述电流采样模块采集的所述输出电流或所述电压采集模块采集的所述集电极电压和所述输入控制信号确定输入至所述IGBT的栅极的输入电压。藉此，实现了对IGBT的栅极进行控制。