Methods and systems of impedance source semiconductor device protection

摘要

An electrical network configured to suppress voltage transients is disclosed. The network includes a capacitor and an electrical impedance in parallel with a diode. The capacitor is in series with the parallel connected diode and electrical impedance, and the electrical network is configured to suppress voltage transients occurring across the series combination of the capacitor and the parallel connected diode and electrical impedance.

主权项

1. A Z source network, comprising:
positive and negative input terminals; a shunt capacitor connected to the positive and negative input terminals; a diode having an anode connected to the positive input terminal and a cathode connected to an internal node of the Z source network; positive and negative output terminals; a first inductor connected to the inner node and to the positive output terminal; a first capacitor connected to the inner node and to the negative output terminal; a second inductor connected to the negative input terminal and to the negative output terminal; a second capacitor connected to the negative input terminal and the positive output terminal; and an electrical network configured to suppress voltage transients, the electrical network comprising:
a capacitor; andan electrical impedance in parallel with a diode, wherein the capacitor is in series with the parallel connected diode and electrical impedance,wherein the electrical network is configured to suppress voltage transients occurring across the positive and negative input terminals.