Circuit Arrangement for Actuating a Semiconductor Switching Element

摘要

A switching arrangement for triggering a semiconductor switching element with a first electrode, a second electrode and a control electrode includes: a pulse generator for generating a control voltage input signal; a bias voltage capacitor; a first electrical resistor electrically connected in series with the bias voltage capacitor between first and second terminals of the pulse generator, wherein the control electrode is electrically connected to the bias voltage capacitor and the first electrical resistor, and the first electrode is electrically connected to the pulse generator and the first electrical resistor; and an additional capacitor connected in series to the pulse generator, the first electrical resistor, and the bias voltage capacitor.

主权项

1. A circuit arrangement for actuating a first voltage-controlled semiconductor switching element comprising a first electrode, a second electrode, and a control electrode, the circuit arrangement comprising:
a pulse generator, configured to generate a control voltage input signal for actuating the first semiconductor switching element, wherein the control voltage input signals contain a switch-on voltage signal for switching on the first semiconductor switching element and a switch-off voltage signal for switching off the first semiconductor switching element, a bias capacitor electrically connected to the pulse generator such that the bias capacitor is configured to vary an amplitude of a switch-off voltage signal to the control electrode, a first electrical resistor connected electrically in series with the bias capacitor in an electrical path between a first connection of the pulse generator and a second connection of the pulse generator, wherein the control electrode is electrically connected to a first connection of the bias capacitor and to a first connection of the first electrical resistor, and wherein the first electrode is electrically connected to a second connection of the pulse generator and to a second connection of the first electrical resistor, and a further capacitor connected electrically in series with the first electrical resistor and the bias capacitor in the electrical path between the first connection of the pulse generator and the second connection of the pulse generator.