Protection circuit for adjusting IGBT gate voltage waveform

• Main Authors: HUANG JIAHAO, HE SHANLIN, LI XIAOFENG
• Format: Patent
• Language: Chinese; English
• Published: 25.07.2023
• Subjects: BASIC ELECTRONIC CIRCUITRY; ELECTRICITY; PULSE TECHNIQUE

The utility model discloses a protection circuit for adjusting IGBT gate voltage waveform, which relates to the technical field of IGBT driving protection, and comprises a pulse control module used for outputting pulse signals and adjusting electric energy transmitted by an input adjusting module; the peak detection module is used for performing voltage peak detection on the electric energy output by the input adjusting module; the voltage judgment module is used for judging whether the peak signal exceeds the required value or not; the transmission control module is used for transmitting signals and controlling the work of the IGBT module; and the IGBT module is used for controlling on and off of an IGBT device. According to the protection circuit for adjusting the IGBT gate voltage waveform, the pulse control module adjusts the electric energy input into the transmission control module by the input adjusting module and provides gate driving electric energy for the IGBT module, the peak detection module carr